Mercurial > repos > blastem
annotate libretro.h @ 2166:3a6680e9204a
xcftools is no longer packaged by Debian/Ubuntu so switched to imagemagick
author | Michael Pavone <pavone@retrodev.com> |
---|---|
date | Sat, 23 Jul 2022 10:54:07 -0700 |
parents | 6c54bb5fe3b3 |
children |
rev | line source |
---|---|
1687
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1 /* Copyright (C) 2010-2017 The RetroArch team |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
3 * --------------------------------------------------------------------------------------- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
4 * The following license statement only applies to this libretro API header (libretro.h). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
5 * --------------------------------------------------------------------------------------- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
6 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
7 * Permission is hereby granted, free of charge, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
8 * to any person obtaining a copy of this software and associated documentation files (the "Software"), |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
9 * to deal in the Software without restriction, including without limitation the rights to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
10 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
11 * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
12 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
13 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
14 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
16 * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
18 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
19 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
21 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
22 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
23 #ifndef LIBRETRO_H__ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
24 #define LIBRETRO_H__ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
25 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
26 #include <stdint.h> |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
27 #include <stddef.h> |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
28 #include <limits.h> |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
29 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
30 #ifdef __cplusplus |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
31 extern "C" { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
32 #endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
33 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
34 #ifndef __cplusplus |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
35 #if defined(_MSC_VER) && _MSC_VER < 1800 && !defined(SN_TARGET_PS3) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
36 /* Hack applied for MSVC when compiling in C89 mode |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
37 * as it isn't C99-compliant. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
38 #define bool unsigned char |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
39 #define true 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
40 #define false 0 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
41 #else |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
42 #include <stdbool.h> |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
43 #endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
44 #endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
45 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
46 #ifndef RETRO_CALLCONV |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
47 # if defined(__GNUC__) && defined(__i386__) && !defined(__x86_64__) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
48 # define RETRO_CALLCONV __attribute__((cdecl)) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
49 # elif defined(_MSC_VER) && defined(_M_X86) && !defined(_M_X64) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
50 # define RETRO_CALLCONV __cdecl |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
51 # else |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
52 # define RETRO_CALLCONV /* all other platforms only have one calling convention each */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
53 # endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
54 #endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
55 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
56 #ifndef RETRO_API |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
57 # if defined(_WIN32) || defined(__CYGWIN__) || defined(__MINGW32__) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
58 # ifdef RETRO_IMPORT_SYMBOLS |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
59 # ifdef __GNUC__ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
60 # define RETRO_API RETRO_CALLCONV __attribute__((__dllimport__)) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
61 # else |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
62 # define RETRO_API RETRO_CALLCONV __declspec(dllimport) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
63 # endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
64 # else |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
65 # ifdef __GNUC__ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
66 # define RETRO_API RETRO_CALLCONV __attribute__((__dllexport__)) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
67 # else |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
68 # define RETRO_API RETRO_CALLCONV __declspec(dllexport) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
69 # endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
70 # endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
71 # else |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
72 # if defined(__GNUC__) && __GNUC__ >= 4 && !defined(__CELLOS_LV2__) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
73 # define RETRO_API RETRO_CALLCONV __attribute__((__visibility__("default"))) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
74 # else |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
75 # define RETRO_API RETRO_CALLCONV |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
76 # endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
77 # endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
78 #endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
79 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
80 /* Used for checking API/ABI mismatches that can break libretro |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
81 * implementations. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
82 * It is not incremented for compatible changes to the API. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
83 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
84 #define RETRO_API_VERSION 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
85 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
86 /* |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
87 * Libretro's fundamental device abstractions. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
88 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
89 * Libretro's input system consists of some standardized device types, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
90 * such as a joypad (with/without analog), mouse, keyboard, lightgun |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
91 * and a pointer. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
92 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
93 * The functionality of these devices are fixed, and individual cores |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
94 * map their own concept of a controller to libretro's abstractions. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
95 * This makes it possible for frontends to map the abstract types to a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
96 * real input device, and not having to worry about binding input |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
97 * correctly to arbitrary controller layouts. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
98 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
99 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
100 #define RETRO_DEVICE_TYPE_SHIFT 8 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
101 #define RETRO_DEVICE_MASK ((1 << RETRO_DEVICE_TYPE_SHIFT) - 1) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
102 #define RETRO_DEVICE_SUBCLASS(base, id) (((id + 1) << RETRO_DEVICE_TYPE_SHIFT) | base) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
103 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
104 /* Input disabled. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
105 #define RETRO_DEVICE_NONE 0 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
106 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
107 /* The JOYPAD is called RetroPad. It is essentially a Super Nintendo |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
108 * controller, but with additional L2/R2/L3/R3 buttons, similar to a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
109 * PS1 DualShock. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
110 #define RETRO_DEVICE_JOYPAD 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
111 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
112 /* The mouse is a simple mouse, similar to Super Nintendo's mouse. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
113 * X and Y coordinates are reported relatively to last poll (poll callback). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
114 * It is up to the libretro implementation to keep track of where the mouse |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
115 * pointer is supposed to be on the screen. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
116 * The frontend must make sure not to interfere with its own hardware |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
117 * mouse pointer. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
118 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
119 #define RETRO_DEVICE_MOUSE 2 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
120 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
121 /* KEYBOARD device lets one poll for raw key pressed. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
122 * It is poll based, so input callback will return with the current |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
123 * pressed state. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
124 * For event/text based keyboard input, see |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
125 * RETRO_ENVIRONMENT_SET_KEYBOARD_CALLBACK. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
126 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
127 #define RETRO_DEVICE_KEYBOARD 3 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
128 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
129 /* LIGHTGUN device is similar to Guncon-2 for PlayStation 2. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
130 * It reports X/Y coordinates in screen space (similar to the pointer) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
131 * in the range [-0x8000, 0x7fff] in both axes, with zero being center. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
132 * As well as reporting on/off screen state. It features a trigger, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
133 * start/select buttons, auxiliary action buttons and a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
134 * directional pad. A forced off-screen shot can be requested for |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
135 * auto-reloading function in some games. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
136 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
137 #define RETRO_DEVICE_LIGHTGUN 4 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
138 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
139 /* The ANALOG device is an extension to JOYPAD (RetroPad). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
140 * Similar to DualShock2 it adds two analog sticks and all buttons can |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
141 * be analog. This is treated as a separate device type as it returns |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
142 * axis values in the full analog range of [-0x8000, 0x7fff]. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
143 * Positive X axis is right. Positive Y axis is down. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
144 * Buttons are returned in the range [0, 0x7fff]. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
145 * Only use ANALOG type when polling for analog values. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
146 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
147 #define RETRO_DEVICE_ANALOG 5 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
148 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
149 /* Abstracts the concept of a pointing mechanism, e.g. touch. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
150 * This allows libretro to query in absolute coordinates where on the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
151 * screen a mouse (or something similar) is being placed. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
152 * For a touch centric device, coordinates reported are the coordinates |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
153 * of the press. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
154 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
155 * Coordinates in X and Y are reported as: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
156 * [-0x7fff, 0x7fff]: -0x7fff corresponds to the far left/top of the screen, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
157 * and 0x7fff corresponds to the far right/bottom of the screen. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
158 * The "screen" is here defined as area that is passed to the frontend and |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
159 * later displayed on the monitor. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
160 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
161 * The frontend is free to scale/resize this screen as it sees fit, however, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
162 * (X, Y) = (-0x7fff, -0x7fff) will correspond to the top-left pixel of the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
163 * game image, etc. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
164 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
165 * To check if the pointer coordinates are valid (e.g. a touch display |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
166 * actually being touched), PRESSED returns 1 or 0. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
167 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
168 * If using a mouse on a desktop, PRESSED will usually correspond to the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
169 * left mouse button, but this is a frontend decision. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
170 * PRESSED will only return 1 if the pointer is inside the game screen. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
171 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
172 * For multi-touch, the index variable can be used to successively query |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
173 * more presses. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
174 * If index = 0 returns true for _PRESSED, coordinates can be extracted |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
175 * with _X, _Y for index = 0. One can then query _PRESSED, _X, _Y with |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
176 * index = 1, and so on. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
177 * Eventually _PRESSED will return false for an index. No further presses |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
178 * are registered at this point. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
179 #define RETRO_DEVICE_POINTER 6 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
180 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
181 /* Buttons for the RetroPad (JOYPAD). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
182 * The placement of these is equivalent to placements on the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
183 * Super Nintendo controller. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
184 * L2/R2/L3/R3 buttons correspond to the PS1 DualShock. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
185 * Also used as id values for RETRO_DEVICE_INDEX_ANALOG_BUTTON */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
186 #define RETRO_DEVICE_ID_JOYPAD_B 0 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
187 #define RETRO_DEVICE_ID_JOYPAD_Y 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
188 #define RETRO_DEVICE_ID_JOYPAD_SELECT 2 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
189 #define RETRO_DEVICE_ID_JOYPAD_START 3 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
190 #define RETRO_DEVICE_ID_JOYPAD_UP 4 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
191 #define RETRO_DEVICE_ID_JOYPAD_DOWN 5 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
192 #define RETRO_DEVICE_ID_JOYPAD_LEFT 6 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
193 #define RETRO_DEVICE_ID_JOYPAD_RIGHT 7 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
194 #define RETRO_DEVICE_ID_JOYPAD_A 8 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
195 #define RETRO_DEVICE_ID_JOYPAD_X 9 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
196 #define RETRO_DEVICE_ID_JOYPAD_L 10 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
197 #define RETRO_DEVICE_ID_JOYPAD_R 11 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
198 #define RETRO_DEVICE_ID_JOYPAD_L2 12 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
199 #define RETRO_DEVICE_ID_JOYPAD_R2 13 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
200 #define RETRO_DEVICE_ID_JOYPAD_L3 14 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
201 #define RETRO_DEVICE_ID_JOYPAD_R3 15 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
202 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
203 /* Index / Id values for ANALOG device. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
204 #define RETRO_DEVICE_INDEX_ANALOG_LEFT 0 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
205 #define RETRO_DEVICE_INDEX_ANALOG_RIGHT 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
206 #define RETRO_DEVICE_INDEX_ANALOG_BUTTON 2 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
207 #define RETRO_DEVICE_ID_ANALOG_X 0 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
208 #define RETRO_DEVICE_ID_ANALOG_Y 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
209 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
210 /* Id values for MOUSE. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
211 #define RETRO_DEVICE_ID_MOUSE_X 0 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
212 #define RETRO_DEVICE_ID_MOUSE_Y 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
213 #define RETRO_DEVICE_ID_MOUSE_LEFT 2 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
214 #define RETRO_DEVICE_ID_MOUSE_RIGHT 3 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
215 #define RETRO_DEVICE_ID_MOUSE_WHEELUP 4 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
216 #define RETRO_DEVICE_ID_MOUSE_WHEELDOWN 5 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
217 #define RETRO_DEVICE_ID_MOUSE_MIDDLE 6 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
218 #define RETRO_DEVICE_ID_MOUSE_HORIZ_WHEELUP 7 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
219 #define RETRO_DEVICE_ID_MOUSE_HORIZ_WHEELDOWN 8 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
220 #define RETRO_DEVICE_ID_MOUSE_BUTTON_4 9 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
221 #define RETRO_DEVICE_ID_MOUSE_BUTTON_5 10 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
222 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
223 /* Id values for LIGHTGUN. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
224 #define RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X 13 /*Absolute Position*/ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
225 #define RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y 14 /*Absolute*/ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
226 #define RETRO_DEVICE_ID_LIGHTGUN_IS_OFFSCREEN 15 /*Status Check*/ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
227 #define RETRO_DEVICE_ID_LIGHTGUN_TRIGGER 2 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
228 #define RETRO_DEVICE_ID_LIGHTGUN_RELOAD 16 /*Forced off-screen shot*/ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
229 #define RETRO_DEVICE_ID_LIGHTGUN_AUX_A 3 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
230 #define RETRO_DEVICE_ID_LIGHTGUN_AUX_B 4 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
231 #define RETRO_DEVICE_ID_LIGHTGUN_START 6 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
232 #define RETRO_DEVICE_ID_LIGHTGUN_SELECT 7 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
233 #define RETRO_DEVICE_ID_LIGHTGUN_AUX_C 8 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
234 #define RETRO_DEVICE_ID_LIGHTGUN_DPAD_UP 9 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
235 #define RETRO_DEVICE_ID_LIGHTGUN_DPAD_DOWN 10 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
236 #define RETRO_DEVICE_ID_LIGHTGUN_DPAD_LEFT 11 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
237 #define RETRO_DEVICE_ID_LIGHTGUN_DPAD_RIGHT 12 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
238 /* deprecated */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
239 #define RETRO_DEVICE_ID_LIGHTGUN_X 0 /*Relative Position*/ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
240 #define RETRO_DEVICE_ID_LIGHTGUN_Y 1 /*Relative*/ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
241 #define RETRO_DEVICE_ID_LIGHTGUN_CURSOR 3 /*Use Aux:A*/ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
242 #define RETRO_DEVICE_ID_LIGHTGUN_TURBO 4 /*Use Aux:B*/ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
243 #define RETRO_DEVICE_ID_LIGHTGUN_PAUSE 5 /*Use Start*/ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
244 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
245 /* Id values for POINTER. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
246 #define RETRO_DEVICE_ID_POINTER_X 0 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
247 #define RETRO_DEVICE_ID_POINTER_Y 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
248 #define RETRO_DEVICE_ID_POINTER_PRESSED 2 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
249 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
250 /* Returned from retro_get_region(). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
251 #define RETRO_REGION_NTSC 0 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
252 #define RETRO_REGION_PAL 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
253 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
254 /* Id values for LANGUAGE */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
255 enum retro_language |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
256 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
257 RETRO_LANGUAGE_ENGLISH = 0, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
258 RETRO_LANGUAGE_JAPANESE = 1, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
259 RETRO_LANGUAGE_FRENCH = 2, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
260 RETRO_LANGUAGE_SPANISH = 3, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
261 RETRO_LANGUAGE_GERMAN = 4, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
262 RETRO_LANGUAGE_ITALIAN = 5, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
263 RETRO_LANGUAGE_DUTCH = 6, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
264 RETRO_LANGUAGE_PORTUGUESE_BRAZIL = 7, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
265 RETRO_LANGUAGE_PORTUGUESE_PORTUGAL = 8, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
266 RETRO_LANGUAGE_RUSSIAN = 9, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
267 RETRO_LANGUAGE_KOREAN = 10, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
268 RETRO_LANGUAGE_CHINESE_TRADITIONAL = 11, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
269 RETRO_LANGUAGE_CHINESE_SIMPLIFIED = 12, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
270 RETRO_LANGUAGE_ESPERANTO = 13, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
271 RETRO_LANGUAGE_POLISH = 14, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
272 RETRO_LANGUAGE_VIETNAMESE = 15, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
273 RETRO_LANGUAGE_ARABIC = 16, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
274 RETRO_LANGUAGE_LAST, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
275 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
276 /* Ensure sizeof(enum) == sizeof(int) */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
277 RETRO_LANGUAGE_DUMMY = INT_MAX |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
278 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
279 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
280 /* Passed to retro_get_memory_data/size(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
281 * If the memory type doesn't apply to the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
282 * implementation NULL/0 can be returned. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
283 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
284 #define RETRO_MEMORY_MASK 0xff |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
285 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
286 /* Regular save RAM. This RAM is usually found on a game cartridge, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
287 * backed up by a battery. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
288 * If save game data is too complex for a single memory buffer, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
289 * the SAVE_DIRECTORY (preferably) or SYSTEM_DIRECTORY environment |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
290 * callback can be used. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
291 #define RETRO_MEMORY_SAVE_RAM 0 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
292 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
293 /* Some games have a built-in clock to keep track of time. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
294 * This memory is usually just a couple of bytes to keep track of time. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
295 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
296 #define RETRO_MEMORY_RTC 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
297 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
298 /* System ram lets a frontend peek into a game systems main RAM. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
299 #define RETRO_MEMORY_SYSTEM_RAM 2 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
300 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
301 /* Video ram lets a frontend peek into a game systems video RAM (VRAM). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
302 #define RETRO_MEMORY_VIDEO_RAM 3 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
303 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
304 /* Keysyms used for ID in input state callback when polling RETRO_KEYBOARD. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
305 enum retro_key |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
306 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
307 RETROK_UNKNOWN = 0, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
308 RETROK_FIRST = 0, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
309 RETROK_BACKSPACE = 8, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
310 RETROK_TAB = 9, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
311 RETROK_CLEAR = 12, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
312 RETROK_RETURN = 13, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
313 RETROK_PAUSE = 19, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
314 RETROK_ESCAPE = 27, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
315 RETROK_SPACE = 32, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
316 RETROK_EXCLAIM = 33, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
317 RETROK_QUOTEDBL = 34, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
318 RETROK_HASH = 35, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
319 RETROK_DOLLAR = 36, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
320 RETROK_AMPERSAND = 38, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
321 RETROK_QUOTE = 39, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
322 RETROK_LEFTPAREN = 40, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
323 RETROK_RIGHTPAREN = 41, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
324 RETROK_ASTERISK = 42, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
325 RETROK_PLUS = 43, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
326 RETROK_COMMA = 44, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
327 RETROK_MINUS = 45, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
328 RETROK_PERIOD = 46, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
329 RETROK_SLASH = 47, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
330 RETROK_0 = 48, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
331 RETROK_1 = 49, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
332 RETROK_2 = 50, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
333 RETROK_3 = 51, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
334 RETROK_4 = 52, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
335 RETROK_5 = 53, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
336 RETROK_6 = 54, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
337 RETROK_7 = 55, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
338 RETROK_8 = 56, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
339 RETROK_9 = 57, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
340 RETROK_COLON = 58, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
341 RETROK_SEMICOLON = 59, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
342 RETROK_LESS = 60, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
343 RETROK_EQUALS = 61, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
344 RETROK_GREATER = 62, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
345 RETROK_QUESTION = 63, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
346 RETROK_AT = 64, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
347 RETROK_LEFTBRACKET = 91, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
348 RETROK_BACKSLASH = 92, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
349 RETROK_RIGHTBRACKET = 93, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
350 RETROK_CARET = 94, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
351 RETROK_UNDERSCORE = 95, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
352 RETROK_BACKQUOTE = 96, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
353 RETROK_a = 97, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
354 RETROK_b = 98, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
355 RETROK_c = 99, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
356 RETROK_d = 100, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
357 RETROK_e = 101, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
358 RETROK_f = 102, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
359 RETROK_g = 103, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
360 RETROK_h = 104, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
361 RETROK_i = 105, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
362 RETROK_j = 106, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
363 RETROK_k = 107, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
364 RETROK_l = 108, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
365 RETROK_m = 109, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
366 RETROK_n = 110, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
367 RETROK_o = 111, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
368 RETROK_p = 112, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
369 RETROK_q = 113, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
370 RETROK_r = 114, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
371 RETROK_s = 115, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
372 RETROK_t = 116, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
373 RETROK_u = 117, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
374 RETROK_v = 118, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
375 RETROK_w = 119, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
376 RETROK_x = 120, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
377 RETROK_y = 121, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
378 RETROK_z = 122, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
379 RETROK_LEFTBRACE = 123, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
380 RETROK_BAR = 124, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
381 RETROK_RIGHTBRACE = 125, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
382 RETROK_TILDE = 126, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
383 RETROK_DELETE = 127, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
384 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
385 RETROK_KP0 = 256, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
386 RETROK_KP1 = 257, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
387 RETROK_KP2 = 258, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
388 RETROK_KP3 = 259, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
389 RETROK_KP4 = 260, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
390 RETROK_KP5 = 261, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
391 RETROK_KP6 = 262, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
392 RETROK_KP7 = 263, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
393 RETROK_KP8 = 264, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
394 RETROK_KP9 = 265, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
395 RETROK_KP_PERIOD = 266, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
396 RETROK_KP_DIVIDE = 267, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
397 RETROK_KP_MULTIPLY = 268, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
398 RETROK_KP_MINUS = 269, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
399 RETROK_KP_PLUS = 270, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
400 RETROK_KP_ENTER = 271, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
401 RETROK_KP_EQUALS = 272, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
402 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
403 RETROK_UP = 273, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
404 RETROK_DOWN = 274, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
405 RETROK_RIGHT = 275, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
406 RETROK_LEFT = 276, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
407 RETROK_INSERT = 277, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
408 RETROK_HOME = 278, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
409 RETROK_END = 279, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
410 RETROK_PAGEUP = 280, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
411 RETROK_PAGEDOWN = 281, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
412 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
413 RETROK_F1 = 282, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
414 RETROK_F2 = 283, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
415 RETROK_F3 = 284, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
416 RETROK_F4 = 285, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
417 RETROK_F5 = 286, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
418 RETROK_F6 = 287, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
419 RETROK_F7 = 288, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
420 RETROK_F8 = 289, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
421 RETROK_F9 = 290, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
422 RETROK_F10 = 291, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
423 RETROK_F11 = 292, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
424 RETROK_F12 = 293, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
425 RETROK_F13 = 294, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
426 RETROK_F14 = 295, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
427 RETROK_F15 = 296, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
428 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
429 RETROK_NUMLOCK = 300, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
430 RETROK_CAPSLOCK = 301, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
431 RETROK_SCROLLOCK = 302, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
432 RETROK_RSHIFT = 303, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
433 RETROK_LSHIFT = 304, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
434 RETROK_RCTRL = 305, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
435 RETROK_LCTRL = 306, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
436 RETROK_RALT = 307, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
437 RETROK_LALT = 308, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
438 RETROK_RMETA = 309, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
439 RETROK_LMETA = 310, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
440 RETROK_LSUPER = 311, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
441 RETROK_RSUPER = 312, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
442 RETROK_MODE = 313, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
443 RETROK_COMPOSE = 314, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
444 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
445 RETROK_HELP = 315, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
446 RETROK_PRINT = 316, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
447 RETROK_SYSREQ = 317, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
448 RETROK_BREAK = 318, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
449 RETROK_MENU = 319, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
450 RETROK_POWER = 320, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
451 RETROK_EURO = 321, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
452 RETROK_UNDO = 322, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
453 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
454 RETROK_LAST, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
455 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
456 RETROK_DUMMY = INT_MAX /* Ensure sizeof(enum) == sizeof(int) */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
457 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
458 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
459 enum retro_mod |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
460 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
461 RETROKMOD_NONE = 0x0000, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
462 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
463 RETROKMOD_SHIFT = 0x01, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
464 RETROKMOD_CTRL = 0x02, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
465 RETROKMOD_ALT = 0x04, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
466 RETROKMOD_META = 0x08, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
467 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
468 RETROKMOD_NUMLOCK = 0x10, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
469 RETROKMOD_CAPSLOCK = 0x20, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
470 RETROKMOD_SCROLLOCK = 0x40, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
471 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
472 RETROKMOD_DUMMY = INT_MAX /* Ensure sizeof(enum) == sizeof(int) */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
473 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
474 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
475 /* If set, this call is not part of the public libretro API yet. It can |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
476 * change or be removed at any time. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
477 #define RETRO_ENVIRONMENT_EXPERIMENTAL 0x10000 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
478 /* Environment callback to be used internally in frontend. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
479 #define RETRO_ENVIRONMENT_PRIVATE 0x20000 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
480 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
481 /* Environment commands. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
482 #define RETRO_ENVIRONMENT_SET_ROTATION 1 /* const unsigned * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
483 * Sets screen rotation of graphics. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
484 * Is only implemented if rotation can be accelerated by hardware. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
485 * Valid values are 0, 1, 2, 3, which rotates screen by 0, 90, 180, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
486 * 270 degrees counter-clockwise respectively. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
487 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
488 #define RETRO_ENVIRONMENT_GET_OVERSCAN 2 /* bool * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
489 * Boolean value whether or not the implementation should use overscan, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
490 * or crop away overscan. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
491 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
492 #define RETRO_ENVIRONMENT_GET_CAN_DUPE 3 /* bool * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
493 * Boolean value whether or not frontend supports frame duping, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
494 * passing NULL to video frame callback. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
495 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
496 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
497 /* Environ 4, 5 are no longer supported (GET_VARIABLE / SET_VARIABLES), |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
498 * and reserved to avoid possible ABI clash. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
499 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
500 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
501 #define RETRO_ENVIRONMENT_SET_MESSAGE 6 /* const struct retro_message * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
502 * Sets a message to be displayed in implementation-specific manner |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
503 * for a certain amount of 'frames'. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
504 * Should not be used for trivial messages, which should simply be |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
505 * logged via RETRO_ENVIRONMENT_GET_LOG_INTERFACE (or as a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
506 * fallback, stderr). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
507 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
508 #define RETRO_ENVIRONMENT_SHUTDOWN 7 /* N/A (NULL) -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
509 * Requests the frontend to shutdown. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
510 * Should only be used if game has a specific |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
511 * way to shutdown the game from a menu item or similar. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
512 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
513 #define RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL 8 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
514 /* const unsigned * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
515 * Gives a hint to the frontend how demanding this implementation |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
516 * is on a system. E.g. reporting a level of 2 means |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
517 * this implementation should run decently on all frontends |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
518 * of level 2 and up. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
519 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
520 * It can be used by the frontend to potentially warn |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
521 * about too demanding implementations. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
522 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
523 * The levels are "floating". |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
524 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
525 * This function can be called on a per-game basis, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
526 * as certain games an implementation can play might be |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
527 * particularly demanding. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
528 * If called, it should be called in retro_load_game(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
529 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
530 #define RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY 9 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
531 /* const char ** -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
532 * Returns the "system" directory of the frontend. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
533 * This directory can be used to store system specific |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
534 * content such as BIOSes, configuration data, etc. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
535 * The returned value can be NULL. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
536 * If so, no such directory is defined, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
537 * and it's up to the implementation to find a suitable directory. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
538 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
539 * NOTE: Some cores used this folder also for "save" data such as |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
540 * memory cards, etc, for lack of a better place to put it. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
541 * This is now discouraged, and if possible, cores should try to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
542 * use the new GET_SAVE_DIRECTORY. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
543 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
544 #define RETRO_ENVIRONMENT_SET_PIXEL_FORMAT 10 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
545 /* const enum retro_pixel_format * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
546 * Sets the internal pixel format used by the implementation. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
547 * The default pixel format is RETRO_PIXEL_FORMAT_0RGB1555. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
548 * This pixel format however, is deprecated (see enum retro_pixel_format). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
549 * If the call returns false, the frontend does not support this pixel |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
550 * format. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
551 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
552 * This function should be called inside retro_load_game() or |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
553 * retro_get_system_av_info(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
554 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
555 #define RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS 11 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
556 /* const struct retro_input_descriptor * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
557 * Sets an array of retro_input_descriptors. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
558 * It is up to the frontend to present this in a usable way. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
559 * The array is terminated by retro_input_descriptor::description |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
560 * being set to NULL. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
561 * This function can be called at any time, but it is recommended |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
562 * to call it as early as possible. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
563 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
564 #define RETRO_ENVIRONMENT_SET_KEYBOARD_CALLBACK 12 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
565 /* const struct retro_keyboard_callback * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
566 * Sets a callback function used to notify core about keyboard events. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
567 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
568 #define RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE 13 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
569 /* const struct retro_disk_control_callback * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
570 * Sets an interface which frontend can use to eject and insert |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
571 * disk images. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
572 * This is used for games which consist of multiple images and |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
573 * must be manually swapped out by the user (e.g. PSX). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
574 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
575 #define RETRO_ENVIRONMENT_SET_HW_RENDER 14 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
576 /* struct retro_hw_render_callback * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
577 * Sets an interface to let a libretro core render with |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
578 * hardware acceleration. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
579 * Should be called in retro_load_game(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
580 * If successful, libretro cores will be able to render to a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
581 * frontend-provided framebuffer. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
582 * The size of this framebuffer will be at least as large as |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
583 * max_width/max_height provided in get_av_info(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
584 * If HW rendering is used, pass only RETRO_HW_FRAME_BUFFER_VALID or |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
585 * NULL to retro_video_refresh_t. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
586 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
587 #define RETRO_ENVIRONMENT_GET_VARIABLE 15 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
588 /* struct retro_variable * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
589 * Interface to acquire user-defined information from environment |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
590 * that cannot feasibly be supported in a multi-system way. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
591 * 'key' should be set to a key which has already been set by |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
592 * SET_VARIABLES. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
593 * 'data' will be set to a value or NULL. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
594 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
595 #define RETRO_ENVIRONMENT_SET_VARIABLES 16 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
596 /* const struct retro_variable * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
597 * Allows an implementation to signal the environment |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
598 * which variables it might want to check for later using |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
599 * GET_VARIABLE. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
600 * This allows the frontend to present these variables to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
601 * a user dynamically. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
602 * This should be called as early as possible (ideally in |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
603 * retro_set_environment). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
604 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
605 * 'data' points to an array of retro_variable structs |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
606 * terminated by a { NULL, NULL } element. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
607 * retro_variable::key should be namespaced to not collide |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
608 * with other implementations' keys. E.g. A core called |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
609 * 'foo' should use keys named as 'foo_option'. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
610 * retro_variable::value should contain a human readable |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
611 * description of the key as well as a '|' delimited list |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
612 * of expected values. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
613 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
614 * The number of possible options should be very limited, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
615 * i.e. it should be feasible to cycle through options |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
616 * without a keyboard. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
617 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
618 * First entry should be treated as a default. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
619 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
620 * Example entry: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
621 * { "foo_option", "Speed hack coprocessor X; false|true" } |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
622 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
623 * Text before first ';' is description. This ';' must be |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
624 * followed by a space, and followed by a list of possible |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
625 * values split up with '|'. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
626 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
627 * Only strings are operated on. The possible values will |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
628 * generally be displayed and stored as-is by the frontend. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
629 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
630 #define RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE 17 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
631 /* bool * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
632 * Result is set to true if some variables are updated by |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
633 * frontend since last call to RETRO_ENVIRONMENT_GET_VARIABLE. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
634 * Variables should be queried with GET_VARIABLE. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
635 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
636 #define RETRO_ENVIRONMENT_SET_SUPPORT_NO_GAME 18 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
637 /* const bool * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
638 * If true, the libretro implementation supports calls to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
639 * retro_load_game() with NULL as argument. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
640 * Used by cores which can run without particular game data. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
641 * This should be called within retro_set_environment() only. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
642 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
643 #define RETRO_ENVIRONMENT_GET_LIBRETRO_PATH 19 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
644 /* const char ** -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
645 * Retrieves the absolute path from where this libretro |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
646 * implementation was loaded. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
647 * NULL is returned if the libretro was loaded statically |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
648 * (i.e. linked statically to frontend), or if the path cannot be |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
649 * determined. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
650 * Mostly useful in cooperation with SET_SUPPORT_NO_GAME as assets can |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
651 * be loaded without ugly hacks. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
652 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
653 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
654 /* Environment 20 was an obsolete version of SET_AUDIO_CALLBACK. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
655 * It was not used by any known core at the time, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
656 * and was removed from the API. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
657 #define RETRO_ENVIRONMENT_SET_AUDIO_CALLBACK 22 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
658 /* const struct retro_audio_callback * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
659 * Sets an interface which is used to notify a libretro core about audio |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
660 * being available for writing. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
661 * The callback can be called from any thread, so a core using this must |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
662 * have a thread safe audio implementation. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
663 * It is intended for games where audio and video are completely |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
664 * asynchronous and audio can be generated on the fly. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
665 * This interface is not recommended for use with emulators which have |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
666 * highly synchronous audio. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
667 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
668 * The callback only notifies about writability; the libretro core still |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
669 * has to call the normal audio callbacks |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
670 * to write audio. The audio callbacks must be called from within the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
671 * notification callback. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
672 * The amount of audio data to write is up to the implementation. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
673 * Generally, the audio callback will be called continously in a loop. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
674 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
675 * Due to thread safety guarantees and lack of sync between audio and |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
676 * video, a frontend can selectively disallow this interface based on |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
677 * internal configuration. A core using this interface must also |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
678 * implement the "normal" audio interface. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
679 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
680 * A libretro core using SET_AUDIO_CALLBACK should also make use of |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
681 * SET_FRAME_TIME_CALLBACK. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
682 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
683 #define RETRO_ENVIRONMENT_SET_FRAME_TIME_CALLBACK 21 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
684 /* const struct retro_frame_time_callback * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
685 * Lets the core know how much time has passed since last |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
686 * invocation of retro_run(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
687 * The frontend can tamper with the timing to fake fast-forward, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
688 * slow-motion, frame stepping, etc. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
689 * In this case the delta time will use the reference value |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
690 * in frame_time_callback.. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
691 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
692 #define RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE 23 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
693 /* struct retro_rumble_interface * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
694 * Gets an interface which is used by a libretro core to set |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
695 * state of rumble motors in controllers. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
696 * A strong and weak motor is supported, and they can be |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
697 * controlled indepedently. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
698 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
699 #define RETRO_ENVIRONMENT_GET_INPUT_DEVICE_CAPABILITIES 24 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
700 /* uint64_t * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
701 * Gets a bitmask telling which device type are expected to be |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
702 * handled properly in a call to retro_input_state_t. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
703 * Devices which are not handled or recognized always return |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
704 * 0 in retro_input_state_t. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
705 * Example bitmask: caps = (1 << RETRO_DEVICE_JOYPAD) | (1 << RETRO_DEVICE_ANALOG). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
706 * Should only be called in retro_run(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
707 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
708 #define RETRO_ENVIRONMENT_GET_SENSOR_INTERFACE (25 | RETRO_ENVIRONMENT_EXPERIMENTAL) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
709 /* struct retro_sensor_interface * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
710 * Gets access to the sensor interface. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
711 * The purpose of this interface is to allow |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
712 * setting state related to sensors such as polling rate, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
713 * enabling/disable it entirely, etc. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
714 * Reading sensor state is done via the normal |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
715 * input_state_callback API. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
716 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
717 #define RETRO_ENVIRONMENT_GET_CAMERA_INTERFACE (26 | RETRO_ENVIRONMENT_EXPERIMENTAL) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
718 /* struct retro_camera_callback * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
719 * Gets an interface to a video camera driver. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
720 * A libretro core can use this interface to get access to a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
721 * video camera. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
722 * New video frames are delivered in a callback in same |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
723 * thread as retro_run(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
724 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
725 * GET_CAMERA_INTERFACE should be called in retro_load_game(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
726 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
727 * Depending on the camera implementation used, camera frames |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
728 * will be delivered as a raw framebuffer, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
729 * or as an OpenGL texture directly. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
730 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
731 * The core has to tell the frontend here which types of |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
732 * buffers can be handled properly. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
733 * An OpenGL texture can only be handled when using a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
734 * libretro GL core (SET_HW_RENDER). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
735 * It is recommended to use a libretro GL core when |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
736 * using camera interface. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
737 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
738 * The camera is not started automatically. The retrieved start/stop |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
739 * functions must be used to explicitly |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
740 * start and stop the camera driver. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
741 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
742 #define RETRO_ENVIRONMENT_GET_LOG_INTERFACE 27 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
743 /* struct retro_log_callback * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
744 * Gets an interface for logging. This is useful for |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
745 * logging in a cross-platform way |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
746 * as certain platforms cannot use stderr for logging. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
747 * It also allows the frontend to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
748 * show logging information in a more suitable way. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
749 * If this interface is not used, libretro cores should |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
750 * log to stderr as desired. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
751 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
752 #define RETRO_ENVIRONMENT_GET_PERF_INTERFACE 28 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
753 /* struct retro_perf_callback * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
754 * Gets an interface for performance counters. This is useful |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
755 * for performance logging in a cross-platform way and for detecting |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
756 * architecture-specific features, such as SIMD support. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
757 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
758 #define RETRO_ENVIRONMENT_GET_LOCATION_INTERFACE 29 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
759 /* struct retro_location_callback * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
760 * Gets access to the location interface. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
761 * The purpose of this interface is to be able to retrieve |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
762 * location-based information from the host device, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
763 * such as current latitude / longitude. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
764 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
765 #define RETRO_ENVIRONMENT_GET_CONTENT_DIRECTORY 30 /* Old name, kept for compatibility. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
766 #define RETRO_ENVIRONMENT_GET_CORE_ASSETS_DIRECTORY 30 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
767 /* const char ** -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
768 * Returns the "core assets" directory of the frontend. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
769 * This directory can be used to store specific assets that the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
770 * core relies upon, such as art assets, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
771 * input data, etc etc. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
772 * The returned value can be NULL. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
773 * If so, no such directory is defined, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
774 * and it's up to the implementation to find a suitable directory. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
775 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
776 #define RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY 31 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
777 /* const char ** -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
778 * Returns the "save" directory of the frontend. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
779 * This directory can be used to store SRAM, memory cards, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
780 * high scores, etc, if the libretro core |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
781 * cannot use the regular memory interface (retro_get_memory_data()). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
782 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
783 * NOTE: libretro cores used to check GET_SYSTEM_DIRECTORY for |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
784 * similar things before. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
785 * They should still check GET_SYSTEM_DIRECTORY if they want to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
786 * be backwards compatible. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
787 * The path here can be NULL. It should only be non-NULL if the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
788 * frontend user has set a specific save path. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
789 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
790 #define RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO 32 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
791 /* const struct retro_system_av_info * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
792 * Sets a new av_info structure. This can only be called from |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
793 * within retro_run(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
794 * This should *only* be used if the core is completely altering the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
795 * internal resolutions, aspect ratios, timings, sampling rate, etc. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
796 * Calling this can require a full reinitialization of video/audio |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
797 * drivers in the frontend, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
798 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
799 * so it is important to call it very sparingly, and usually only with |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
800 * the users explicit consent. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
801 * An eventual driver reinitialize will happen so that video and |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
802 * audio callbacks |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
803 * happening after this call within the same retro_run() call will |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
804 * target the newly initialized driver. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
805 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
806 * This callback makes it possible to support configurable resolutions |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
807 * in games, which can be useful to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
808 * avoid setting the "worst case" in max_width/max_height. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
809 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
810 * ***HIGHLY RECOMMENDED*** Do not call this callback every time |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
811 * resolution changes in an emulator core if it's |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
812 * expected to be a temporary change, for the reasons of possible |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
813 * driver reinitialization. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
814 * This call is not a free pass for not trying to provide |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
815 * correct values in retro_get_system_av_info(). If you need to change |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
816 * things like aspect ratio or nominal width/height, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
817 * use RETRO_ENVIRONMENT_SET_GEOMETRY, which is a softer variant |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
818 * of SET_SYSTEM_AV_INFO. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
819 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
820 * If this returns false, the frontend does not acknowledge a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
821 * changed av_info struct. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
822 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
823 #define RETRO_ENVIRONMENT_SET_PROC_ADDRESS_CALLBACK 33 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
824 /* const struct retro_get_proc_address_interface * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
825 * Allows a libretro core to announce support for the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
826 * get_proc_address() interface. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
827 * This interface allows for a standard way to extend libretro where |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
828 * use of environment calls are too indirect, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
829 * e.g. for cases where the frontend wants to call directly into the core. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
830 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
831 * If a core wants to expose this interface, SET_PROC_ADDRESS_CALLBACK |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
832 * **MUST** be called from within retro_set_environment(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
833 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
834 #define RETRO_ENVIRONMENT_SET_SUBSYSTEM_INFO 34 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
835 /* const struct retro_subsystem_info * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
836 * This environment call introduces the concept of libretro "subsystems". |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
837 * A subsystem is a variant of a libretro core which supports |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
838 * different kinds of games. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
839 * The purpose of this is to support e.g. emulators which might |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
840 * have special needs, e.g. Super Nintendo's Super GameBoy, Sufami Turbo. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
841 * It can also be used to pick among subsystems in an explicit way |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
842 * if the libretro implementation is a multi-system emulator itself. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
843 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
844 * Loading a game via a subsystem is done with retro_load_game_special(), |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
845 * and this environment call allows a libretro core to expose which |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
846 * subsystems are supported for use with retro_load_game_special(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
847 * A core passes an array of retro_game_special_info which is terminated |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
848 * with a zeroed out retro_game_special_info struct. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
849 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
850 * If a core wants to use this functionality, SET_SUBSYSTEM_INFO |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
851 * **MUST** be called from within retro_set_environment(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
852 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
853 #define RETRO_ENVIRONMENT_SET_CONTROLLER_INFO 35 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
854 /* const struct retro_controller_info * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
855 * This environment call lets a libretro core tell the frontend |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
856 * which controller types are recognized in calls to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
857 * retro_set_controller_port_device(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
858 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
859 * Some emulators such as Super Nintendo |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
860 * support multiple lightgun types which must be specifically |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
861 * selected from. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
862 * It is therefore sometimes necessary for a frontend to be able |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
863 * to tell the core about a special kind of input device which is |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
864 * not covered by the libretro input API. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
865 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
866 * In order for a frontend to understand the workings of an input device, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
867 * it must be a specialized type |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
868 * of the generic device types already defined in the libretro API. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
869 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
870 * Which devices are supported can vary per input port. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
871 * The core must pass an array of const struct retro_controller_info which |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
872 * is terminated with a blanked out struct. Each element of the struct |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
873 * corresponds to an ascending port index to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
874 * retro_set_controller_port_device(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
875 * Even if special device types are set in the libretro core, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
876 * libretro should only poll input based on the base input device types. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
877 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
878 #define RETRO_ENVIRONMENT_SET_MEMORY_MAPS (36 | RETRO_ENVIRONMENT_EXPERIMENTAL) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
879 /* const struct retro_memory_map * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
880 * This environment call lets a libretro core tell the frontend |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
881 * about the memory maps this core emulates. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
882 * This can be used to implement, for example, cheats in a core-agnostic way. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
883 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
884 * Should only be used by emulators; it doesn't make much sense for |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
885 * anything else. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
886 * It is recommended to expose all relevant pointers through |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
887 * retro_get_memory_* as well. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
888 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
889 * Can be called from retro_init and retro_load_game. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
890 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
891 #define RETRO_ENVIRONMENT_SET_GEOMETRY 37 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
892 /* const struct retro_game_geometry * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
893 * This environment call is similar to SET_SYSTEM_AV_INFO for changing |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
894 * video parameters, but provides a guarantee that drivers will not be |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
895 * reinitialized. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
896 * This can only be called from within retro_run(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
897 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
898 * The purpose of this call is to allow a core to alter nominal |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
899 * width/heights as well as aspect ratios on-the-fly, which can be |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
900 * useful for some emulators to change in run-time. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
901 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
902 * max_width/max_height arguments are ignored and cannot be changed |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
903 * with this call as this could potentially require a reinitialization or a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
904 * non-constant time operation. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
905 * If max_width/max_height are to be changed, SET_SYSTEM_AV_INFO is required. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
906 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
907 * A frontend must guarantee that this environment call completes in |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
908 * constant time. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
909 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
910 #define RETRO_ENVIRONMENT_GET_USERNAME 38 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
911 /* const char ** |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
912 * Returns the specified username of the frontend, if specified by the user. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
913 * This username can be used as a nickname for a core that has online facilities |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
914 * or any other mode where personalization of the user is desirable. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
915 * The returned value can be NULL. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
916 * If this environ callback is used by a core that requires a valid username, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
917 * a default username should be specified by the core. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
918 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
919 #define RETRO_ENVIRONMENT_GET_LANGUAGE 39 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
920 /* unsigned * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
921 * Returns the specified language of the frontend, if specified by the user. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
922 * It can be used by the core for localization purposes. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
923 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
924 #define RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER (40 | RETRO_ENVIRONMENT_EXPERIMENTAL) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
925 /* struct retro_framebuffer * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
926 * Returns a preallocated framebuffer which the core can use for rendering |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
927 * the frame into when not using SET_HW_RENDER. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
928 * The framebuffer returned from this call must not be used |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
929 * after the current call to retro_run() returns. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
930 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
931 * The goal of this call is to allow zero-copy behavior where a core |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
932 * can render directly into video memory, avoiding extra bandwidth cost by copying |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
933 * memory from core to video memory. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
934 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
935 * If this call succeeds and the core renders into it, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
936 * the framebuffer pointer and pitch can be passed to retro_video_refresh_t. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
937 * If the buffer from GET_CURRENT_SOFTWARE_FRAMEBUFFER is to be used, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
938 * the core must pass the exact |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
939 * same pointer as returned by GET_CURRENT_SOFTWARE_FRAMEBUFFER; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
940 * i.e. passing a pointer which is offset from the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
941 * buffer is undefined. The width, height and pitch parameters |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
942 * must also match exactly to the values obtained from GET_CURRENT_SOFTWARE_FRAMEBUFFER. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
943 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
944 * It is possible for a frontend to return a different pixel format |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
945 * than the one used in SET_PIXEL_FORMAT. This can happen if the frontend |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
946 * needs to perform conversion. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
947 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
948 * It is still valid for a core to render to a different buffer |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
949 * even if GET_CURRENT_SOFTWARE_FRAMEBUFFER succeeds. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
950 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
951 * A frontend must make sure that the pointer obtained from this function is |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
952 * writeable (and readable). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
953 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
954 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
955 #define RETRO_ENVIRONMENT_SET_HW_SHARED_CONTEXT (44 | RETRO_ENVIRONMENT_EXPERIMENTAL) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
956 /* N/A (null) * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
957 * The frontend will try to use a 'shared' hardware context (mostly applicable |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
958 * to OpenGL) when a hardware context is being set up. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
959 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
960 * Returns true if the frontend supports shared hardware contexts and false |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
961 * if the frontend does not support shared hardware contexts. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
962 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
963 * This will do nothing on its own until SET_HW_RENDER env callbacks are |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
964 * being used. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
965 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
966 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
967 #define RETRO_ENVIRONMENT_GET_VFS_INTERFACE (45 | RETRO_ENVIRONMENT_EXPERIMENTAL) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
968 /* struct retro_vfs_interface_info * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
969 * Gets access to the VFS interface. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
970 * VFS presence needs to be queried prior to load_game or any |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
971 * get_system/save/other_directory being called to let front end know |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
972 * core supports VFS before it starts handing out paths. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
973 * It is recomended to do so in retro_set_environment */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
974 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
975 /* VFS functionality */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
976 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
977 /* File paths: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
978 * File paths passed as parameters when using this api shall be well formed unix-style, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
979 * using "/" (unquoted forward slash) as directory separator regardless of the platform's native separator. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
980 * Paths shall also include at least one forward slash ("game.bin" is an invalid path, use "./game.bin" instead). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
981 * Other than the directory separator, cores shall not make assumptions about path format: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
982 * "C:/path/game.bin", "http://example.com/game.bin", "#game/game.bin", "./game.bin" (without quotes) are all valid paths. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
983 * Cores may replace the basename or remove path components from the end, and/or add new components; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
984 * however, cores shall not append "./", "../" or multiple consecutive forward slashes ("//") to paths they request to front end. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
985 * The frontend is encouraged to make such paths work as well as it can, but is allowed to give up if the core alters paths too much. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
986 * Frontends are encouraged, but not required, to support native file system paths (modulo replacing the directory separator, if applicable). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
987 * Cores are allowed to try using them, but must remain functional if the front rejects such requests. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
988 * Cores are encouraged to use the libretro-common filestream functions for file I/O, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
989 * as they seamlessly integrate with VFS, deal with directory separator replacement as appropriate |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
990 * and provide platform-specific fallbacks in cases where front ends do not support VFS. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
991 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
992 /* Opaque file handle |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
993 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
994 struct retro_vfs_file_handle; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
995 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
996 /* File open flags |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
997 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
998 #define RETRO_VFS_FILE_ACCESS_READ (1 << 0) /* Read only mode */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
999 #define RETRO_VFS_FILE_ACCESS_WRITE (1 << 1) /* Write only mode, discard contents and overwrites existing file unless RETRO_VFS_FILE_ACCESS_UPDATE is also specified */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1000 #define RETRO_VFS_FILE_ACCESS_READ_WRITE (RETRO_VFS_FILE_ACCESS_READ | RETRO_VFS_FILE_ACCESS_WRITE) /* Read-write mode, discard contents and overwrites existing file unless RETRO_VFS_FILE_ACCESS_UPDATE is also specified*/ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1001 #define RETRO_VFS_FILE_ACCESS_UPDATE_EXISTING (1 << 2) /* Prevents discarding content of existing files opened for writing */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1002 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1003 /* These are only hints. The frontend may choose to ignore them. Other than RAM/CPU/etc use, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1004 and how they react to unlikely external interference (for example someone else writing to that file, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1005 or the file's server going down), behavior will not change. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1006 #define RETRO_VFS_FILE_ACCESS_HINT_NONE (0) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1007 /* Indicate that the file will be accessed many times. The frontend should aggressively cache everything. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1008 #define RETRO_VFS_FILE_ACCESS_HINT_FREQUENT_ACCESS (1 << 0) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1009 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1010 /* Seek positions */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1011 #define RETRO_VFS_SEEK_POSITION_START 0 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1012 #define RETRO_VFS_SEEK_POSITION_CURRENT 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1013 #define RETRO_VFS_SEEK_POSITION_END 2 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1014 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1015 /* Get path from opaque handle. Returns the exact same path passed to file_open when getting the handle |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1016 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1017 typedef const char *(RETRO_CALLCONV *retro_vfs_get_path_t)(struct retro_vfs_file_handle *stream); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1018 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1019 /* Open a file for reading or writing. If path points to a directory, this will |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1020 * fail. Returns the opaque file handle, or NULL for error. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1021 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1022 typedef struct retro_vfs_file_handle *(RETRO_CALLCONV *retro_vfs_open_t)(const char *path, unsigned mode, unsigned hints); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1023 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1024 /* Close the file and release its resources. Must be called if open_file returns non-NULL. Returns 0 on succes, -1 on failure. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1025 * Whether the call succeeds ot not, the handle passed as parameter becomes invalid and should no longer be used. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1026 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1027 typedef int (RETRO_CALLCONV *retro_vfs_close_t)(struct retro_vfs_file_handle *stream); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1028 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1029 /* Return the size of the file in bytes, or -1 for error. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1030 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1031 typedef int64_t (RETRO_CALLCONV *retro_vfs_size_t)(struct retro_vfs_file_handle *stream); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1032 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1033 /* Get the current read / write position for the file. Returns - 1 for error. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1034 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1035 typedef int64_t (RETRO_CALLCONV *retro_vfs_tell_t)(struct retro_vfs_file_handle *stream); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1036 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1037 /* Set the current read/write position for the file. Returns the new position, -1 for error. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1038 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1039 typedef int64_t (RETRO_CALLCONV *retro_vfs_seek_t)(struct retro_vfs_file_handle *stream, int64_t offset, int seek_position); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1040 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1041 /* Read data from a file. Returns the number of bytes read, or -1 for error. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1042 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1043 typedef int64_t (RETRO_CALLCONV *retro_vfs_read_t)(struct retro_vfs_file_handle *stream, void *s, uint64_t len); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1044 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1045 /* Write data to a file. Returns the number of bytes written, or -1 for error. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1046 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1047 typedef int64_t (RETRO_CALLCONV *retro_vfs_write_t)(struct retro_vfs_file_handle *stream, const void *s, uint64_t len); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1048 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1049 /* Flush pending writes to file, if using buffered IO. Returns 0 on sucess, or -1 on failure. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1050 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1051 typedef int (RETRO_CALLCONV *retro_vfs_flush_t)(struct retro_vfs_file_handle *stream); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1052 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1053 /* Delete the specified file. Returns 0 on success, -1 on failure |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1054 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1055 typedef int (RETRO_CALLCONV *retro_vfs_remove_t)(const char *path); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1056 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1057 /* Rename the specified file. Returns 0 on success, -1 on failure |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1058 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1059 typedef int (RETRO_CALLCONV *retro_vfs_rename_t)(const char *old_path, const char *new_path); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1060 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1061 struct retro_vfs_interface |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1062 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1063 retro_vfs_get_path_t get_path; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1064 retro_vfs_open_t open; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1065 retro_vfs_close_t close; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1066 retro_vfs_size_t size; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1067 retro_vfs_tell_t tell; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1068 retro_vfs_seek_t seek; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1069 retro_vfs_read_t read; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1070 retro_vfs_write_t write; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1071 retro_vfs_flush_t flush; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1072 retro_vfs_remove_t remove; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1073 retro_vfs_rename_t rename; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1074 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1075 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1076 struct retro_vfs_interface_info |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1077 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1078 /* Set by core: should this be higher than the version the front end supports, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1079 * front end will return false in the RETRO_ENVIRONMENT_GET_VFS_INTERFACE call |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1080 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1081 uint32_t required_interface_version; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1082 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1083 /* Frontend writes interface pointer here. The frontend also sets the actual |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1084 * version, must be at least required_interface_version. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1085 * Introduced in VFS API v1 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1086 struct retro_vfs_interface *iface; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1087 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1088 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1089 enum retro_hw_render_interface_type |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1090 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1091 RETRO_HW_RENDER_INTERFACE_VULKAN = 0, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1092 RETRO_HW_RENDER_INTERFACE_DUMMY = INT_MAX |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1093 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1094 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1095 /* Base struct. All retro_hw_render_interface_* types |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1096 * contain at least these fields. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1097 struct retro_hw_render_interface |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1098 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1099 enum retro_hw_render_interface_type interface_type; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1100 unsigned interface_version; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1101 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1102 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1103 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1104 #define RETRO_ENVIRONMENT_GET_LED_INTERFACE (46 | RETRO_ENVIRONMENT_EXPERIMENTAL) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1105 /* struct retro_led_interface * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1106 * Gets an interface which is used by a libretro core to set |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1107 * state of LEDs. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1108 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1109 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1110 typedef void (RETRO_CALLCONV *retro_set_led_state_t)(int led, int state); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1111 struct retro_led_interface |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1112 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1113 retro_set_led_state_t set_led_state; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1114 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1115 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1116 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1117 #define RETRO_ENVIRONMENT_GET_HW_RENDER_INTERFACE (41 | RETRO_ENVIRONMENT_EXPERIMENTAL) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1118 /* const struct retro_hw_render_interface ** -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1119 * Returns an API specific rendering interface for accessing API specific data. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1120 * Not all HW rendering APIs support or need this. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1121 * The contents of the returned pointer is specific to the rendering API |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1122 * being used. See the various headers like libretro_vulkan.h, etc. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1123 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1124 * GET_HW_RENDER_INTERFACE cannot be called before context_reset has been called. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1125 * Similarly, after context_destroyed callback returns, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1126 * the contents of the HW_RENDER_INTERFACE are invalidated. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1127 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1128 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1129 #define RETRO_ENVIRONMENT_SET_SUPPORT_ACHIEVEMENTS (42 | RETRO_ENVIRONMENT_EXPERIMENTAL) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1130 /* const bool * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1131 * If true, the libretro implementation supports achievements |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1132 * either via memory descriptors set with RETRO_ENVIRONMENT_SET_MEMORY_MAPS |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1133 * or via retro_get_memory_data/retro_get_memory_size. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1134 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1135 * This must be called before the first call to retro_run. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1136 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1137 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1138 enum retro_hw_render_context_negotiation_interface_type |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1139 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1140 RETRO_HW_RENDER_CONTEXT_NEGOTIATION_INTERFACE_VULKAN = 0, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1141 RETRO_HW_RENDER_CONTEXT_NEGOTIATION_INTERFACE_DUMMY = INT_MAX |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1142 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1143 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1144 /* Base struct. All retro_hw_render_context_negotiation_interface_* types |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1145 * contain at least these fields. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1146 struct retro_hw_render_context_negotiation_interface |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1147 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1148 enum retro_hw_render_context_negotiation_interface_type interface_type; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1149 unsigned interface_version; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1150 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1151 #define RETRO_ENVIRONMENT_SET_HW_RENDER_CONTEXT_NEGOTIATION_INTERFACE (43 | RETRO_ENVIRONMENT_EXPERIMENTAL) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1152 /* const struct retro_hw_render_context_negotiation_interface * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1153 * Sets an interface which lets the libretro core negotiate with frontend how a context is created. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1154 * The semantics of this interface depends on which API is used in SET_HW_RENDER earlier. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1155 * This interface will be used when the frontend is trying to create a HW rendering context, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1156 * so it will be used after SET_HW_RENDER, but before the context_reset callback. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1157 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1158 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1159 /* Serialized state is incomplete in some way. Set if serialization is |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1160 * usable in typical end-user cases but should not be relied upon to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1161 * implement frame-sensitive frontend features such as netplay or |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1162 * rerecording. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1163 #define RETRO_SERIALIZATION_QUIRK_INCOMPLETE (1 << 0) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1164 /* The core must spend some time initializing before serialization is |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1165 * supported. retro_serialize() will initially fail; retro_unserialize() |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1166 * and retro_serialize_size() may or may not work correctly either. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1167 #define RETRO_SERIALIZATION_QUIRK_MUST_INITIALIZE (1 << 1) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1168 /* Serialization size may change within a session. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1169 #define RETRO_SERIALIZATION_QUIRK_CORE_VARIABLE_SIZE (1 << 2) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1170 /* Set by the frontend to acknowledge that it supports variable-sized |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1171 * states. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1172 #define RETRO_SERIALIZATION_QUIRK_FRONT_VARIABLE_SIZE (1 << 3) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1173 /* Serialized state can only be loaded during the same session. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1174 #define RETRO_SERIALIZATION_QUIRK_SINGLE_SESSION (1 << 4) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1175 /* Serialized state cannot be loaded on an architecture with a different |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1176 * endianness from the one it was saved on. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1177 #define RETRO_SERIALIZATION_QUIRK_ENDIAN_DEPENDENT (1 << 5) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1178 /* Serialized state cannot be loaded on a different platform from the one it |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1179 * was saved on for reasons other than endianness, such as word size |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1180 * dependence */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1181 #define RETRO_SERIALIZATION_QUIRK_PLATFORM_DEPENDENT (1 << 6) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1182 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1183 #define RETRO_ENVIRONMENT_SET_SERIALIZATION_QUIRKS 44 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1184 /* uint64_t * -- |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1185 * Sets quirk flags associated with serialization. The frontend will zero any flags it doesn't |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1186 * recognize or support. Should be set in either retro_init or retro_load_game, but not both. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1187 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1188 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1189 #define RETRO_MEMDESC_CONST (1 << 0) /* The frontend will never change this memory area once retro_load_game has returned. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1190 #define RETRO_MEMDESC_BIGENDIAN (1 << 1) /* The memory area contains big endian data. Default is little endian. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1191 #define RETRO_MEMDESC_ALIGN_2 (1 << 16) /* All memory access in this area is aligned to their own size, or 2, whichever is smaller. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1192 #define RETRO_MEMDESC_ALIGN_4 (2 << 16) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1193 #define RETRO_MEMDESC_ALIGN_8 (3 << 16) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1194 #define RETRO_MEMDESC_MINSIZE_2 (1 << 24) /* All memory in this region is accessed at least 2 bytes at the time. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1195 #define RETRO_MEMDESC_MINSIZE_4 (2 << 24) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1196 #define RETRO_MEMDESC_MINSIZE_8 (3 << 24) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1197 struct retro_memory_descriptor |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1198 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1199 uint64_t flags; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1200 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1201 /* Pointer to the start of the relevant ROM or RAM chip. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1202 * It's strongly recommended to use 'offset' if possible, rather than |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1203 * doing math on the pointer. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1204 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1205 * If the same byte is mapped my multiple descriptors, their descriptors |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1206 * must have the same pointer. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1207 * If 'start' does not point to the first byte in the pointer, put the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1208 * difference in 'offset' instead. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1209 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1210 * May be NULL if there's nothing usable here (e.g. hardware registers and |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1211 * open bus). No flags should be set if the pointer is NULL. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1212 * It's recommended to minimize the number of descriptors if possible, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1213 * but not mandatory. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1214 void *ptr; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1215 size_t offset; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1216 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1217 /* This is the location in the emulated address space |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1218 * where the mapping starts. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1219 size_t start; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1220 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1221 /* Which bits must be same as in 'start' for this mapping to apply. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1222 * The first memory descriptor to claim a certain byte is the one |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1223 * that applies. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1224 * A bit which is set in 'start' must also be set in this. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1225 * Can be zero, in which case each byte is assumed mapped exactly once. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1226 * In this case, 'len' must be a power of two. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1227 size_t select; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1228 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1229 /* If this is nonzero, the set bits are assumed not connected to the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1230 * memory chip's address pins. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1231 size_t disconnect; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1232 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1233 /* This one tells the size of the current memory area. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1234 * If, after start+disconnect are applied, the address is higher than |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1235 * this, the highest bit of the address is cleared. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1236 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1237 * If the address is still too high, the next highest bit is cleared. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1238 * Can be zero, in which case it's assumed to be infinite (as limited |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1239 * by 'select' and 'disconnect'). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1240 size_t len; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1241 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1242 /* To go from emulated address to physical address, the following |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1243 * order applies: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1244 * Subtract 'start', pick off 'disconnect', apply 'len', add 'offset'. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1245 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1246 /* The address space name must consist of only a-zA-Z0-9_-, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1247 * should be as short as feasible (maximum length is 8 plus the NUL), |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1248 * and may not be any other address space plus one or more 0-9A-F |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1249 * at the end. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1250 * However, multiple memory descriptors for the same address space is |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1251 * allowed, and the address space name can be empty. NULL is treated |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1252 * as empty. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1253 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1254 * Address space names are case sensitive, but avoid lowercase if possible. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1255 * The same pointer may exist in multiple address spaces. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1256 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1257 * Examples: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1258 * blank+blank - valid (multiple things may be mapped in the same namespace) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1259 * 'Sp'+'Sp' - valid (multiple things may be mapped in the same namespace) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1260 * 'A'+'B' - valid (neither is a prefix of each other) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1261 * 'S'+blank - valid ('S' is not in 0-9A-F) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1262 * 'a'+blank - valid ('a' is not in 0-9A-F) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1263 * 'a'+'A' - valid (neither is a prefix of each other) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1264 * 'AR'+blank - valid ('R' is not in 0-9A-F) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1265 * 'ARB'+blank - valid (the B can't be part of the address either, because |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1266 * there is no namespace 'AR') |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1267 * blank+'B' - not valid, because it's ambigous which address space B1234 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1268 * would refer to. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1269 * The length can't be used for that purpose; the frontend may want |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1270 * to append arbitrary data to an address, without a separator. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1271 const char *addrspace; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1272 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1273 /* TODO: When finalizing this one, add a description field, which should be |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1274 * "WRAM" or something roughly equally long. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1275 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1276 /* TODO: When finalizing this one, replace 'select' with 'limit', which tells |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1277 * which bits can vary and still refer to the same address (limit = ~select). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1278 * TODO: limit? range? vary? something else? */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1279 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1280 /* TODO: When finalizing this one, if 'len' is above what 'select' (or |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1281 * 'limit') allows, it's bankswitched. Bankswitched data must have both 'len' |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1282 * and 'select' != 0, and the mappings don't tell how the system switches the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1283 * banks. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1284 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1285 /* TODO: When finalizing this one, fix the 'len' bit removal order. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1286 * For len=0x1800, pointer 0x1C00 should go to 0x1400, not 0x0C00. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1287 * Algorithm: Take bits highest to lowest, but if it goes above len, clear |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1288 * the most recent addition and continue on the next bit. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1289 * TODO: Can the above be optimized? Is "remove the lowest bit set in both |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1290 * pointer and 'len'" equivalent? */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1291 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1292 /* TODO: Some emulators (MAME?) emulate big endian systems by only accessing |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1293 * the emulated memory in 32-bit chunks, native endian. But that's nothing |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1294 * compared to Darek Mihocka <http://www.emulators.com/docs/nx07_vm101.htm> |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1295 * (section Emulation 103 - Nearly Free Byte Reversal) - he flips the ENTIRE |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1296 * RAM backwards! I'll want to represent both of those, via some flags. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1297 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1298 * I suspect MAME either didn't think of that idea, or don't want the #ifdef. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1299 * Not sure which, nor do I really care. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1300 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1301 /* TODO: Some of those flags are unused and/or don't really make sense. Clean |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1302 * them up. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1303 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1304 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1305 /* The frontend may use the largest value of 'start'+'select' in a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1306 * certain namespace to infer the size of the address space. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1307 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1308 * If the address space is larger than that, a mapping with .ptr=NULL |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1309 * should be at the end of the array, with .select set to all ones for |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1310 * as long as the address space is big. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1311 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1312 * Sample descriptors (minus .ptr, and RETRO_MEMFLAG_ on the flags): |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1313 * SNES WRAM: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1314 * .start=0x7E0000, .len=0x20000 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1315 * (Note that this must be mapped before the ROM in most cases; some of the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1316 * ROM mappers |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1317 * try to claim $7E0000, or at least $7E8000.) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1318 * SNES SPC700 RAM: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1319 * .addrspace="S", .len=0x10000 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1320 * SNES WRAM mirrors: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1321 * .flags=MIRROR, .start=0x000000, .select=0xC0E000, .len=0x2000 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1322 * .flags=MIRROR, .start=0x800000, .select=0xC0E000, .len=0x2000 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1323 * SNES WRAM mirrors, alternate equivalent descriptor: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1324 * .flags=MIRROR, .select=0x40E000, .disconnect=~0x1FFF |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1325 * (Various similar constructions can be created by combining parts of |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1326 * the above two.) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1327 * SNES LoROM (512KB, mirrored a couple of times): |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1328 * .flags=CONST, .start=0x008000, .select=0x408000, .disconnect=0x8000, .len=512*1024 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1329 * .flags=CONST, .start=0x400000, .select=0x400000, .disconnect=0x8000, .len=512*1024 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1330 * SNES HiROM (4MB): |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1331 * .flags=CONST, .start=0x400000, .select=0x400000, .len=4*1024*1024 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1332 * .flags=CONST, .offset=0x8000, .start=0x008000, .select=0x408000, .len=4*1024*1024 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1333 * SNES ExHiROM (8MB): |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1334 * .flags=CONST, .offset=0, .start=0xC00000, .select=0xC00000, .len=4*1024*1024 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1335 * .flags=CONST, .offset=4*1024*1024, .start=0x400000, .select=0xC00000, .len=4*1024*1024 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1336 * .flags=CONST, .offset=0x8000, .start=0x808000, .select=0xC08000, .len=4*1024*1024 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1337 * .flags=CONST, .offset=4*1024*1024+0x8000, .start=0x008000, .select=0xC08000, .len=4*1024*1024 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1338 * Clarify the size of the address space: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1339 * .ptr=NULL, .select=0xFFFFFF |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1340 * .len can be implied by .select in many of them, but was included for clarity. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1341 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1342 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1343 struct retro_memory_map |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1344 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1345 const struct retro_memory_descriptor *descriptors; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1346 unsigned num_descriptors; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1347 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1348 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1349 struct retro_controller_description |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1350 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1351 /* Human-readable description of the controller. Even if using a generic |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1352 * input device type, this can be set to the particular device type the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1353 * core uses. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1354 const char *desc; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1355 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1356 /* Device type passed to retro_set_controller_port_device(). If the device |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1357 * type is a sub-class of a generic input device type, use the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1358 * RETRO_DEVICE_SUBCLASS macro to create an ID. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1359 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1360 * E.g. RETRO_DEVICE_SUBCLASS(RETRO_DEVICE_JOYPAD, 1). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1361 unsigned id; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1362 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1363 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1364 struct retro_controller_info |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1365 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1366 const struct retro_controller_description *types; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1367 unsigned num_types; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1368 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1369 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1370 struct retro_subsystem_memory_info |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1371 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1372 /* The extension associated with a memory type, e.g. "psram". */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1373 const char *extension; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1374 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1375 /* The memory type for retro_get_memory(). This should be at |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1376 * least 0x100 to avoid conflict with standardized |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1377 * libretro memory types. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1378 unsigned type; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1379 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1380 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1381 struct retro_subsystem_rom_info |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1382 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1383 /* Describes what the content is (SGB BIOS, GB ROM, etc). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1384 const char *desc; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1385 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1386 /* Same definition as retro_get_system_info(). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1387 const char *valid_extensions; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1388 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1389 /* Same definition as retro_get_system_info(). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1390 bool need_fullpath; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1391 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1392 /* Same definition as retro_get_system_info(). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1393 bool block_extract; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1394 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1395 /* This is set if the content is required to load a game. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1396 * If this is set to false, a zeroed-out retro_game_info can be passed. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1397 bool required; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1398 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1399 /* Content can have multiple associated persistent |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1400 * memory types (retro_get_memory()). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1401 const struct retro_subsystem_memory_info *memory; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1402 unsigned num_memory; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1403 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1404 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1405 struct retro_subsystem_info |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1406 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1407 /* Human-readable string of the subsystem type, e.g. "Super GameBoy" */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1408 const char *desc; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1409 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1410 /* A computer friendly short string identifier for the subsystem type. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1411 * This name must be [a-z]. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1412 * E.g. if desc is "Super GameBoy", this can be "sgb". |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1413 * This identifier can be used for command-line interfaces, etc. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1414 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1415 const char *ident; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1416 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1417 /* Infos for each content file. The first entry is assumed to be the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1418 * "most significant" content for frontend purposes. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1419 * E.g. with Super GameBoy, the first content should be the GameBoy ROM, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1420 * as it is the most "significant" content to a user. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1421 * If a frontend creates new file paths based on the content used |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1422 * (e.g. savestates), it should use the path for the first ROM to do so. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1423 const struct retro_subsystem_rom_info *roms; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1424 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1425 /* Number of content files associated with a subsystem. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1426 unsigned num_roms; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1427 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1428 /* The type passed to retro_load_game_special(). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1429 unsigned id; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1430 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1431 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1432 typedef void (RETRO_CALLCONV *retro_proc_address_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1433 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1434 /* libretro API extension functions: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1435 * (None here so far). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1436 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1437 * Get a symbol from a libretro core. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1438 * Cores should only return symbols which are actual |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1439 * extensions to the libretro API. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1440 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1441 * Frontends should not use this to obtain symbols to standard |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1442 * libretro entry points (static linking or dlsym). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1443 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1444 * The symbol name must be equal to the function name, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1445 * e.g. if void retro_foo(void); exists, the symbol must be called "retro_foo". |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1446 * The returned function pointer must be cast to the corresponding type. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1447 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1448 typedef retro_proc_address_t (RETRO_CALLCONV *retro_get_proc_address_t)(const char *sym); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1449 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1450 struct retro_get_proc_address_interface |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1451 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1452 retro_get_proc_address_t get_proc_address; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1453 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1454 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1455 enum retro_log_level |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1456 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1457 RETRO_LOG_DEBUG = 0, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1458 RETRO_LOG_INFO, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1459 RETRO_LOG_WARN, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1460 RETRO_LOG_ERROR, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1461 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1462 RETRO_LOG_DUMMY = INT_MAX |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1463 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1464 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1465 /* Logging function. Takes log level argument as well. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1466 typedef void (RETRO_CALLCONV *retro_log_printf_t)(enum retro_log_level level, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1467 const char *fmt, ...); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1468 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1469 struct retro_log_callback |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1470 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1471 retro_log_printf_t log; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1472 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1473 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1474 /* Performance related functions */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1475 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1476 /* ID values for SIMD CPU features */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1477 #define RETRO_SIMD_SSE (1 << 0) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1478 #define RETRO_SIMD_SSE2 (1 << 1) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1479 #define RETRO_SIMD_VMX (1 << 2) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1480 #define RETRO_SIMD_VMX128 (1 << 3) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1481 #define RETRO_SIMD_AVX (1 << 4) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1482 #define RETRO_SIMD_NEON (1 << 5) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1483 #define RETRO_SIMD_SSE3 (1 << 6) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1484 #define RETRO_SIMD_SSSE3 (1 << 7) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1485 #define RETRO_SIMD_MMX (1 << 8) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1486 #define RETRO_SIMD_MMXEXT (1 << 9) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1487 #define RETRO_SIMD_SSE4 (1 << 10) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1488 #define RETRO_SIMD_SSE42 (1 << 11) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1489 #define RETRO_SIMD_AVX2 (1 << 12) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1490 #define RETRO_SIMD_VFPU (1 << 13) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1491 #define RETRO_SIMD_PS (1 << 14) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1492 #define RETRO_SIMD_AES (1 << 15) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1493 #define RETRO_SIMD_VFPV3 (1 << 16) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1494 #define RETRO_SIMD_VFPV4 (1 << 17) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1495 #define RETRO_SIMD_POPCNT (1 << 18) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1496 #define RETRO_SIMD_MOVBE (1 << 19) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1497 #define RETRO_SIMD_CMOV (1 << 20) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1498 #define RETRO_SIMD_ASIMD (1 << 21) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1499 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1500 typedef uint64_t retro_perf_tick_t; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1501 typedef int64_t retro_time_t; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1502 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1503 struct retro_perf_counter |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1504 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1505 const char *ident; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1506 retro_perf_tick_t start; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1507 retro_perf_tick_t total; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1508 retro_perf_tick_t call_cnt; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1509 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1510 bool registered; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1511 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1512 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1513 /* Returns current time in microseconds. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1514 * Tries to use the most accurate timer available. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1515 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1516 typedef retro_time_t (RETRO_CALLCONV *retro_perf_get_time_usec_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1517 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1518 /* A simple counter. Usually nanoseconds, but can also be CPU cycles. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1519 * Can be used directly if desired (when creating a more sophisticated |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1520 * performance counter system). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1521 * */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1522 typedef retro_perf_tick_t (RETRO_CALLCONV *retro_perf_get_counter_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1523 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1524 /* Returns a bit-mask of detected CPU features (RETRO_SIMD_*). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1525 typedef uint64_t (RETRO_CALLCONV *retro_get_cpu_features_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1526 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1527 /* Asks frontend to log and/or display the state of performance counters. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1528 * Performance counters can always be poked into manually as well. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1529 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1530 typedef void (RETRO_CALLCONV *retro_perf_log_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1531 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1532 /* Register a performance counter. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1533 * ident field must be set with a discrete value and other values in |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1534 * retro_perf_counter must be 0. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1535 * Registering can be called multiple times. To avoid calling to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1536 * frontend redundantly, you can check registered field first. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1537 typedef void (RETRO_CALLCONV *retro_perf_register_t)(struct retro_perf_counter *counter); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1538 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1539 /* Starts a registered counter. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1540 typedef void (RETRO_CALLCONV *retro_perf_start_t)(struct retro_perf_counter *counter); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1541 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1542 /* Stops a registered counter. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1543 typedef void (RETRO_CALLCONV *retro_perf_stop_t)(struct retro_perf_counter *counter); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1544 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1545 /* For convenience it can be useful to wrap register, start and stop in macros. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1546 * E.g.: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1547 * #ifdef LOG_PERFORMANCE |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1548 * #define RETRO_PERFORMANCE_INIT(perf_cb, name) static struct retro_perf_counter name = {#name}; if (!name.registered) perf_cb.perf_register(&(name)) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1549 * #define RETRO_PERFORMANCE_START(perf_cb, name) perf_cb.perf_start(&(name)) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1550 * #define RETRO_PERFORMANCE_STOP(perf_cb, name) perf_cb.perf_stop(&(name)) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1551 * #else |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1552 * ... Blank macros ... |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1553 * #endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1554 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1555 * These can then be used mid-functions around code snippets. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1556 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1557 * extern struct retro_perf_callback perf_cb; * Somewhere in the core. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1558 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1559 * void do_some_heavy_work(void) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1560 * { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1561 * RETRO_PERFORMANCE_INIT(cb, work_1; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1562 * RETRO_PERFORMANCE_START(cb, work_1); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1563 * heavy_work_1(); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1564 * RETRO_PERFORMANCE_STOP(cb, work_1); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1565 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1566 * RETRO_PERFORMANCE_INIT(cb, work_2); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1567 * RETRO_PERFORMANCE_START(cb, work_2); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1568 * heavy_work_2(); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1569 * RETRO_PERFORMANCE_STOP(cb, work_2); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1570 * } |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1571 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1572 * void retro_deinit(void) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1573 * { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1574 * perf_cb.perf_log(); * Log all perf counters here for example. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1575 * } |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1576 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1577 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1578 struct retro_perf_callback |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1579 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1580 retro_perf_get_time_usec_t get_time_usec; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1581 retro_get_cpu_features_t get_cpu_features; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1582 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1583 retro_perf_get_counter_t get_perf_counter; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1584 retro_perf_register_t perf_register; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1585 retro_perf_start_t perf_start; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1586 retro_perf_stop_t perf_stop; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1587 retro_perf_log_t perf_log; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1588 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1589 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1590 /* FIXME: Document the sensor API and work out behavior. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1591 * It will be marked as experimental until then. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1592 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1593 enum retro_sensor_action |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1594 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1595 RETRO_SENSOR_ACCELEROMETER_ENABLE = 0, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1596 RETRO_SENSOR_ACCELEROMETER_DISABLE, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1597 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1598 RETRO_SENSOR_DUMMY = INT_MAX |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1599 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1600 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1601 /* Id values for SENSOR types. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1602 #define RETRO_SENSOR_ACCELEROMETER_X 0 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1603 #define RETRO_SENSOR_ACCELEROMETER_Y 1 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1604 #define RETRO_SENSOR_ACCELEROMETER_Z 2 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1605 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1606 typedef bool (RETRO_CALLCONV *retro_set_sensor_state_t)(unsigned port, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1607 enum retro_sensor_action action, unsigned rate); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1608 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1609 typedef float (RETRO_CALLCONV *retro_sensor_get_input_t)(unsigned port, unsigned id); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1610 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1611 struct retro_sensor_interface |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1612 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1613 retro_set_sensor_state_t set_sensor_state; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1614 retro_sensor_get_input_t get_sensor_input; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1615 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1616 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1617 enum retro_camera_buffer |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1618 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1619 RETRO_CAMERA_BUFFER_OPENGL_TEXTURE = 0, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1620 RETRO_CAMERA_BUFFER_RAW_FRAMEBUFFER, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1621 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1622 RETRO_CAMERA_BUFFER_DUMMY = INT_MAX |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1623 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1624 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1625 /* Starts the camera driver. Can only be called in retro_run(). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1626 typedef bool (RETRO_CALLCONV *retro_camera_start_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1627 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1628 /* Stops the camera driver. Can only be called in retro_run(). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1629 typedef void (RETRO_CALLCONV *retro_camera_stop_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1630 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1631 /* Callback which signals when the camera driver is initialized |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1632 * and/or deinitialized. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1633 * retro_camera_start_t can be called in initialized callback. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1634 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1635 typedef void (RETRO_CALLCONV *retro_camera_lifetime_status_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1636 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1637 /* A callback for raw framebuffer data. buffer points to an XRGB8888 buffer. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1638 * Width, height and pitch are similar to retro_video_refresh_t. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1639 * First pixel is top-left origin. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1640 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1641 typedef void (RETRO_CALLCONV *retro_camera_frame_raw_framebuffer_t)(const uint32_t *buffer, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1642 unsigned width, unsigned height, size_t pitch); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1643 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1644 /* A callback for when OpenGL textures are used. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1645 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1646 * texture_id is a texture owned by camera driver. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1647 * Its state or content should be considered immutable, except for things like |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1648 * texture filtering and clamping. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1649 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1650 * texture_target is the texture target for the GL texture. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1651 * These can include e.g. GL_TEXTURE_2D, GL_TEXTURE_RECTANGLE, and possibly |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1652 * more depending on extensions. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1653 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1654 * affine points to a packed 3x3 column-major matrix used to apply an affine |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1655 * transform to texture coordinates. (affine_matrix * vec3(coord_x, coord_y, 1.0)) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1656 * After transform, normalized texture coord (0, 0) should be bottom-left |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1657 * and (1, 1) should be top-right (or (width, height) for RECTANGLE). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1658 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1659 * GL-specific typedefs are avoided here to avoid relying on gl.h in |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1660 * the API definition. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1661 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1662 typedef void (RETRO_CALLCONV *retro_camera_frame_opengl_texture_t)(unsigned texture_id, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1663 unsigned texture_target, const float *affine); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1664 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1665 struct retro_camera_callback |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1666 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1667 /* Set by libretro core. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1668 * Example bitmask: caps = (1 << RETRO_CAMERA_BUFFER_OPENGL_TEXTURE) | (1 << RETRO_CAMERA_BUFFER_RAW_FRAMEBUFFER). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1669 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1670 uint64_t caps; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1671 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1672 /* Desired resolution for camera. Is only used as a hint. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1673 unsigned width; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1674 unsigned height; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1675 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1676 /* Set by frontend. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1677 retro_camera_start_t start; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1678 retro_camera_stop_t stop; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1679 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1680 /* Set by libretro core if raw framebuffer callbacks will be used. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1681 retro_camera_frame_raw_framebuffer_t frame_raw_framebuffer; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1682 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1683 /* Set by libretro core if OpenGL texture callbacks will be used. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1684 retro_camera_frame_opengl_texture_t frame_opengl_texture; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1685 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1686 /* Set by libretro core. Called after camera driver is initialized and |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1687 * ready to be started. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1688 * Can be NULL, in which this callback is not called. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1689 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1690 retro_camera_lifetime_status_t initialized; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1691 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1692 /* Set by libretro core. Called right before camera driver is |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1693 * deinitialized. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1694 * Can be NULL, in which this callback is not called. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1695 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1696 retro_camera_lifetime_status_t deinitialized; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1697 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1698 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1699 /* Sets the interval of time and/or distance at which to update/poll |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1700 * location-based data. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1701 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1702 * To ensure compatibility with all location-based implementations, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1703 * values for both interval_ms and interval_distance should be provided. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1704 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1705 * interval_ms is the interval expressed in milliseconds. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1706 * interval_distance is the distance interval expressed in meters. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1707 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1708 typedef void (RETRO_CALLCONV *retro_location_set_interval_t)(unsigned interval_ms, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1709 unsigned interval_distance); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1710 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1711 /* Start location services. The device will start listening for changes to the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1712 * current location at regular intervals (which are defined with |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1713 * retro_location_set_interval_t). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1714 typedef bool (RETRO_CALLCONV *retro_location_start_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1715 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1716 /* Stop location services. The device will stop listening for changes |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1717 * to the current location. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1718 typedef void (RETRO_CALLCONV *retro_location_stop_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1719 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1720 /* Get the position of the current location. Will set parameters to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1721 * 0 if no new location update has happened since the last time. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1722 typedef bool (RETRO_CALLCONV *retro_location_get_position_t)(double *lat, double *lon, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1723 double *horiz_accuracy, double *vert_accuracy); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1724 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1725 /* Callback which signals when the location driver is initialized |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1726 * and/or deinitialized. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1727 * retro_location_start_t can be called in initialized callback. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1728 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1729 typedef void (RETRO_CALLCONV *retro_location_lifetime_status_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1730 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1731 struct retro_location_callback |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1732 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1733 retro_location_start_t start; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1734 retro_location_stop_t stop; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1735 retro_location_get_position_t get_position; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1736 retro_location_set_interval_t set_interval; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1737 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1738 retro_location_lifetime_status_t initialized; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1739 retro_location_lifetime_status_t deinitialized; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1740 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1741 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1742 enum retro_rumble_effect |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1743 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1744 RETRO_RUMBLE_STRONG = 0, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1745 RETRO_RUMBLE_WEAK = 1, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1746 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1747 RETRO_RUMBLE_DUMMY = INT_MAX |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1748 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1749 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1750 /* Sets rumble state for joypad plugged in port 'port'. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1751 * Rumble effects are controlled independently, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1752 * and setting e.g. strong rumble does not override weak rumble. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1753 * Strength has a range of [0, 0xffff]. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1754 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1755 * Returns true if rumble state request was honored. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1756 * Calling this before first retro_run() is likely to return false. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1757 typedef bool (RETRO_CALLCONV *retro_set_rumble_state_t)(unsigned port, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1758 enum retro_rumble_effect effect, uint16_t strength); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1759 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1760 struct retro_rumble_interface |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1761 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1762 retro_set_rumble_state_t set_rumble_state; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1763 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1764 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1765 /* Notifies libretro that audio data should be written. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1766 typedef void (RETRO_CALLCONV *retro_audio_callback_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1767 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1768 /* True: Audio driver in frontend is active, and callback is |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1769 * expected to be called regularily. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1770 * False: Audio driver in frontend is paused or inactive. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1771 * Audio callback will not be called until set_state has been |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1772 * called with true. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1773 * Initial state is false (inactive). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1774 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1775 typedef void (RETRO_CALLCONV *retro_audio_set_state_callback_t)(bool enabled); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1776 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1777 struct retro_audio_callback |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1778 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1779 retro_audio_callback_t callback; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1780 retro_audio_set_state_callback_t set_state; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1781 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1782 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1783 /* Notifies a libretro core of time spent since last invocation |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1784 * of retro_run() in microseconds. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1785 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1786 * It will be called right before retro_run() every frame. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1787 * The frontend can tamper with timing to support cases like |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1788 * fast-forward, slow-motion and framestepping. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1789 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1790 * In those scenarios the reference frame time value will be used. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1791 typedef int64_t retro_usec_t; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1792 typedef void (RETRO_CALLCONV *retro_frame_time_callback_t)(retro_usec_t usec); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1793 struct retro_frame_time_callback |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1794 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1795 retro_frame_time_callback_t callback; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1796 /* Represents the time of one frame. It is computed as |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1797 * 1000000 / fps, but the implementation will resolve the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1798 * rounding to ensure that framestepping, etc is exact. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1799 retro_usec_t reference; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1800 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1801 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1802 /* Pass this to retro_video_refresh_t if rendering to hardware. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1803 * Passing NULL to retro_video_refresh_t is still a frame dupe as normal. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1804 * */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1805 #define RETRO_HW_FRAME_BUFFER_VALID ((void*)-1) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1806 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1807 /* Invalidates the current HW context. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1808 * Any GL state is lost, and must not be deinitialized explicitly. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1809 * If explicit deinitialization is desired by the libretro core, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1810 * it should implement context_destroy callback. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1811 * If called, all GPU resources must be reinitialized. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1812 * Usually called when frontend reinits video driver. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1813 * Also called first time video driver is initialized, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1814 * allowing libretro core to initialize resources. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1815 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1816 typedef void (RETRO_CALLCONV *retro_hw_context_reset_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1817 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1818 /* Gets current framebuffer which is to be rendered to. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1819 * Could change every frame potentially. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1820 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1821 typedef uintptr_t (RETRO_CALLCONV *retro_hw_get_current_framebuffer_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1822 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1823 /* Get a symbol from HW context. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1824 typedef retro_proc_address_t (RETRO_CALLCONV *retro_hw_get_proc_address_t)(const char *sym); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1825 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1826 enum retro_hw_context_type |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1827 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1828 RETRO_HW_CONTEXT_NONE = 0, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1829 /* OpenGL 2.x. Driver can choose to use latest compatibility context. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1830 RETRO_HW_CONTEXT_OPENGL = 1, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1831 /* OpenGL ES 2.0. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1832 RETRO_HW_CONTEXT_OPENGLES2 = 2, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1833 /* Modern desktop core GL context. Use version_major/ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1834 * version_minor fields to set GL version. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1835 RETRO_HW_CONTEXT_OPENGL_CORE = 3, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1836 /* OpenGL ES 3.0 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1837 RETRO_HW_CONTEXT_OPENGLES3 = 4, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1838 /* OpenGL ES 3.1+. Set version_major/version_minor. For GLES2 and GLES3, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1839 * use the corresponding enums directly. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1840 RETRO_HW_CONTEXT_OPENGLES_VERSION = 5, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1841 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1842 /* Vulkan, see RETRO_ENVIRONMENT_GET_HW_RENDER_INTERFACE. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1843 RETRO_HW_CONTEXT_VULKAN = 6, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1844 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1845 RETRO_HW_CONTEXT_DUMMY = INT_MAX |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1846 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1847 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1848 struct retro_hw_render_callback |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1849 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1850 /* Which API to use. Set by libretro core. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1851 enum retro_hw_context_type context_type; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1852 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1853 /* Called when a context has been created or when it has been reset. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1854 * An OpenGL context is only valid after context_reset() has been called. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1855 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1856 * When context_reset is called, OpenGL resources in the libretro |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1857 * implementation are guaranteed to be invalid. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1858 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1859 * It is possible that context_reset is called multiple times during an |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1860 * application lifecycle. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1861 * If context_reset is called without any notification (context_destroy), |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1862 * the OpenGL context was lost and resources should just be recreated |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1863 * without any attempt to "free" old resources. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1864 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1865 retro_hw_context_reset_t context_reset; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1866 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1867 /* Set by frontend. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1868 * TODO: This is rather obsolete. The frontend should not |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1869 * be providing preallocated framebuffers. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1870 retro_hw_get_current_framebuffer_t get_current_framebuffer; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1871 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1872 /* Set by frontend. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1873 * Can return all relevant functions, including glClear on Windows. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1874 retro_hw_get_proc_address_t get_proc_address; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1875 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1876 /* Set if render buffers should have depth component attached. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1877 * TODO: Obsolete. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1878 bool depth; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1879 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1880 /* Set if stencil buffers should be attached. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1881 * TODO: Obsolete. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1882 bool stencil; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1883 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1884 /* If depth and stencil are true, a packed 24/8 buffer will be added. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1885 * Only attaching stencil is invalid and will be ignored. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1886 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1887 /* Use conventional bottom-left origin convention. If false, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1888 * standard libretro top-left origin semantics are used. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1889 * TODO: Move to GL specific interface. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1890 bool bottom_left_origin; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1891 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1892 /* Major version number for core GL context or GLES 3.1+. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1893 unsigned version_major; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1894 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1895 /* Minor version number for core GL context or GLES 3.1+. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1896 unsigned version_minor; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1897 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1898 /* If this is true, the frontend will go very far to avoid |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1899 * resetting context in scenarios like toggling fullscreen, etc. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1900 * TODO: Obsolete? Maybe frontend should just always assume this ... |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1901 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1902 bool cache_context; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1903 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1904 /* The reset callback might still be called in extreme situations |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1905 * such as if the context is lost beyond recovery. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1906 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1907 * For optimal stability, set this to false, and allow context to be |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1908 * reset at any time. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1909 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1910 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1911 /* A callback to be called before the context is destroyed in a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1912 * controlled way by the frontend. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1913 retro_hw_context_reset_t context_destroy; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1914 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1915 /* OpenGL resources can be deinitialized cleanly at this step. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1916 * context_destroy can be set to NULL, in which resources will |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1917 * just be destroyed without any notification. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1918 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1919 * Even when context_destroy is non-NULL, it is possible that |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1920 * context_reset is called without any destroy notification. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1921 * This happens if context is lost by external factors (such as |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1922 * notified by GL_ARB_robustness). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1923 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1924 * In this case, the context is assumed to be already dead, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1925 * and the libretro implementation must not try to free any OpenGL |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1926 * resources in the subsequent context_reset. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1927 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1928 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1929 /* Creates a debug context. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1930 bool debug_context; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1931 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1932 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1933 /* Callback type passed in RETRO_ENVIRONMENT_SET_KEYBOARD_CALLBACK. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1934 * Called by the frontend in response to keyboard events. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1935 * down is set if the key is being pressed, or false if it is being released. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1936 * keycode is the RETROK value of the char. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1937 * character is the text character of the pressed key. (UTF-32). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1938 * key_modifiers is a set of RETROKMOD values or'ed together. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1939 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1940 * The pressed/keycode state can be indepedent of the character. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1941 * It is also possible that multiple characters are generated from a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1942 * single keypress. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1943 * Keycode events should be treated separately from character events. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1944 * However, when possible, the frontend should try to synchronize these. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1945 * If only a character is posted, keycode should be RETROK_UNKNOWN. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1946 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1947 * Similarily if only a keycode event is generated with no corresponding |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1948 * character, character should be 0. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1949 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1950 typedef void (RETRO_CALLCONV *retro_keyboard_event_t)(bool down, unsigned keycode, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1951 uint32_t character, uint16_t key_modifiers); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1952 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1953 struct retro_keyboard_callback |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1954 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1955 retro_keyboard_event_t callback; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1956 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1957 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1958 /* Callbacks for RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1959 * Should be set for implementations which can swap out multiple disk |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1960 * images in runtime. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1961 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1962 * If the implementation can do this automatically, it should strive to do so. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1963 * However, there are cases where the user must manually do so. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1964 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1965 * Overview: To swap a disk image, eject the disk image with |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1966 * set_eject_state(true). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1967 * Set the disk index with set_image_index(index). Insert the disk again |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1968 * with set_eject_state(false). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1969 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1970 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1971 /* If ejected is true, "ejects" the virtual disk tray. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1972 * When ejected, the disk image index can be set. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1973 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1974 typedef bool (RETRO_CALLCONV *retro_set_eject_state_t)(bool ejected); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1975 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1976 /* Gets current eject state. The initial state is 'not ejected'. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1977 typedef bool (RETRO_CALLCONV *retro_get_eject_state_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1978 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1979 /* Gets current disk index. First disk is index 0. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1980 * If return value is >= get_num_images(), no disk is currently inserted. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1981 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1982 typedef unsigned (RETRO_CALLCONV *retro_get_image_index_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1983 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1984 /* Sets image index. Can only be called when disk is ejected. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1985 * The implementation supports setting "no disk" by using an |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1986 * index >= get_num_images(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1987 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1988 typedef bool (RETRO_CALLCONV *retro_set_image_index_t)(unsigned index); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1989 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1990 /* Gets total number of images which are available to use. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1991 typedef unsigned (RETRO_CALLCONV *retro_get_num_images_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1992 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1993 struct retro_game_info; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1994 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1995 /* Replaces the disk image associated with index. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1996 * Arguments to pass in info have same requirements as retro_load_game(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1997 * Virtual disk tray must be ejected when calling this. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1998 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
1999 * Replacing a disk image with info = NULL will remove the disk image |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2000 * from the internal list. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2001 * As a result, calls to get_image_index() can change. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2002 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2003 * E.g. replace_image_index(1, NULL), and previous get_image_index() |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2004 * returned 4 before. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2005 * Index 1 will be removed, and the new index is 3. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2006 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2007 typedef bool (RETRO_CALLCONV *retro_replace_image_index_t)(unsigned index, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2008 const struct retro_game_info *info); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2009 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2010 /* Adds a new valid index (get_num_images()) to the internal disk list. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2011 * This will increment subsequent return values from get_num_images() by 1. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2012 * This image index cannot be used until a disk image has been set |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2013 * with replace_image_index. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2014 typedef bool (RETRO_CALLCONV *retro_add_image_index_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2015 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2016 struct retro_disk_control_callback |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2017 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2018 retro_set_eject_state_t set_eject_state; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2019 retro_get_eject_state_t get_eject_state; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2020 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2021 retro_get_image_index_t get_image_index; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2022 retro_set_image_index_t set_image_index; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2023 retro_get_num_images_t get_num_images; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2024 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2025 retro_replace_image_index_t replace_image_index; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2026 retro_add_image_index_t add_image_index; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2027 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2028 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2029 enum retro_pixel_format |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2030 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2031 /* 0RGB1555, native endian. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2032 * 0 bit must be set to 0. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2033 * This pixel format is default for compatibility concerns only. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2034 * If a 15/16-bit pixel format is desired, consider using RGB565. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2035 RETRO_PIXEL_FORMAT_0RGB1555 = 0, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2036 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2037 /* XRGB8888, native endian. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2038 * X bits are ignored. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2039 RETRO_PIXEL_FORMAT_XRGB8888 = 1, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2040 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2041 /* RGB565, native endian. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2042 * This pixel format is the recommended format to use if a 15/16-bit |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2043 * format is desired as it is the pixel format that is typically |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2044 * available on a wide range of low-power devices. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2045 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2046 * It is also natively supported in APIs like OpenGL ES. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2047 RETRO_PIXEL_FORMAT_RGB565 = 2, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2048 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2049 /* Ensure sizeof() == sizeof(int). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2050 RETRO_PIXEL_FORMAT_UNKNOWN = INT_MAX |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2051 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2052 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2053 struct retro_message |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2054 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2055 const char *msg; /* Message to be displayed. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2056 unsigned frames; /* Duration in frames of message. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2057 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2058 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2059 /* Describes how the libretro implementation maps a libretro input bind |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2060 * to its internal input system through a human readable string. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2061 * This string can be used to better let a user configure input. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2062 struct retro_input_descriptor |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2063 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2064 /* Associates given parameters with a description. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2065 unsigned port; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2066 unsigned device; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2067 unsigned index; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2068 unsigned id; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2069 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2070 /* Human readable description for parameters. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2071 * The pointer must remain valid until |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2072 * retro_unload_game() is called. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2073 const char *description; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2074 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2075 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2076 struct retro_system_info |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2077 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2078 /* All pointers are owned by libretro implementation, and pointers must |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2079 * remain valid until retro_deinit() is called. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2080 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2081 const char *library_name; /* Descriptive name of library. Should not |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2082 * contain any version numbers, etc. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2083 const char *library_version; /* Descriptive version of core. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2084 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2085 const char *valid_extensions; /* A string listing probably content |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2086 * extensions the core will be able to |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2087 * load, separated with pipe. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2088 * I.e. "bin|rom|iso". |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2089 * Typically used for a GUI to filter |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2090 * out extensions. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2091 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2092 /* If true, retro_load_game() is guaranteed to provide a valid pathname |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2093 * in retro_game_info::path. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2094 * ::data and ::size are both invalid. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2095 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2096 * If false, ::data and ::size are guaranteed to be valid, but ::path |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2097 * might not be valid. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2098 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2099 * This is typically set to true for libretro implementations that must |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2100 * load from file. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2101 * Implementations should strive for setting this to false, as it allows |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2102 * the frontend to perform patching, etc. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2103 bool need_fullpath; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2104 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2105 /* If true, the frontend is not allowed to extract any archives before |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2106 * loading the real content. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2107 * Necessary for certain libretro implementations that load games |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2108 * from zipped archives. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2109 bool block_extract; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2110 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2111 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2112 struct retro_game_geometry |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2113 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2114 unsigned base_width; /* Nominal video width of game. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2115 unsigned base_height; /* Nominal video height of game. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2116 unsigned max_width; /* Maximum possible width of game. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2117 unsigned max_height; /* Maximum possible height of game. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2118 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2119 float aspect_ratio; /* Nominal aspect ratio of game. If |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2120 * aspect_ratio is <= 0.0, an aspect ratio |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2121 * of base_width / base_height is assumed. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2122 * A frontend could override this setting, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2123 * if desired. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2124 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2125 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2126 struct retro_system_timing |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2127 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2128 double fps; /* FPS of video content. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2129 double sample_rate; /* Sampling rate of audio. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2130 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2131 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2132 struct retro_system_av_info |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2133 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2134 struct retro_game_geometry geometry; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2135 struct retro_system_timing timing; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2136 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2137 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2138 struct retro_variable |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2139 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2140 /* Variable to query in RETRO_ENVIRONMENT_GET_VARIABLE. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2141 * If NULL, obtains the complete environment string if more |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2142 * complex parsing is necessary. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2143 * The environment string is formatted as key-value pairs |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2144 * delimited by semicolons as so: |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2145 * "key1=value1;key2=value2;..." |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2146 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2147 const char *key; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2148 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2149 /* Value to be obtained. If key does not exist, it is set to NULL. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2150 const char *value; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2151 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2152 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2153 struct retro_game_info |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2154 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2155 const char *path; /* Path to game, UTF-8 encoded. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2156 * Sometimes used as a reference for building other paths. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2157 * May be NULL if game was loaded from stdin or similar, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2158 * but in this case some cores will be unable to load `data`. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2159 * So, it is preferable to fabricate something here instead |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2160 * of passing NULL, which will help more cores to succeed. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2161 * retro_system_info::need_fullpath requires |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2162 * that this path is valid. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2163 const void *data; /* Memory buffer of loaded game. Will be NULL |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2164 * if need_fullpath was set. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2165 size_t size; /* Size of memory buffer. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2166 const char *meta; /* String of implementation specific meta-data. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2167 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2168 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2169 #define RETRO_MEMORY_ACCESS_WRITE (1 << 0) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2170 /* The core will write to the buffer provided by retro_framebuffer::data. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2171 #define RETRO_MEMORY_ACCESS_READ (1 << 1) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2172 /* The core will read from retro_framebuffer::data. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2173 #define RETRO_MEMORY_TYPE_CACHED (1 << 0) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2174 /* The memory in data is cached. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2175 * If not cached, random writes and/or reading from the buffer is expected to be very slow. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2176 struct retro_framebuffer |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2177 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2178 void *data; /* The framebuffer which the core can render into. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2179 Set by frontend in GET_CURRENT_SOFTWARE_FRAMEBUFFER. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2180 The initial contents of data are unspecified. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2181 unsigned width; /* The framebuffer width used by the core. Set by core. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2182 unsigned height; /* The framebuffer height used by the core. Set by core. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2183 size_t pitch; /* The number of bytes between the beginning of a scanline, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2184 and beginning of the next scanline. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2185 Set by frontend in GET_CURRENT_SOFTWARE_FRAMEBUFFER. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2186 enum retro_pixel_format format; /* The pixel format the core must use to render into data. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2187 This format could differ from the format used in |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2188 SET_PIXEL_FORMAT. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2189 Set by frontend in GET_CURRENT_SOFTWARE_FRAMEBUFFER. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2190 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2191 unsigned access_flags; /* How the core will access the memory in the framebuffer. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2192 RETRO_MEMORY_ACCESS_* flags. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2193 Set by core. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2194 unsigned memory_flags; /* Flags telling core how the memory has been mapped. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2195 RETRO_MEMORY_TYPE_* flags. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2196 Set by frontend in GET_CURRENT_SOFTWARE_FRAMEBUFFER. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2197 }; |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2198 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2199 /* Callbacks */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2200 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2201 /* Environment callback. Gives implementations a way of performing |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2202 * uncommon tasks. Extensible. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2203 typedef bool (RETRO_CALLCONV *retro_environment_t)(unsigned cmd, void *data); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2204 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2205 /* Render a frame. Pixel format is 15-bit 0RGB1555 native endian |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2206 * unless changed (see RETRO_ENVIRONMENT_SET_PIXEL_FORMAT). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2207 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2208 * Width and height specify dimensions of buffer. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2209 * Pitch specifices length in bytes between two lines in buffer. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2210 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2211 * For performance reasons, it is highly recommended to have a frame |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2212 * that is packed in memory, i.e. pitch == width * byte_per_pixel. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2213 * Certain graphic APIs, such as OpenGL ES, do not like textures |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2214 * that are not packed in memory. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2215 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2216 typedef void (RETRO_CALLCONV *retro_video_refresh_t)(const void *data, unsigned width, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2217 unsigned height, size_t pitch); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2218 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2219 /* Renders a single audio frame. Should only be used if implementation |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2220 * generates a single sample at a time. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2221 * Format is signed 16-bit native endian. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2222 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2223 typedef void (RETRO_CALLCONV *retro_audio_sample_t)(int16_t left, int16_t right); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2224 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2225 /* Renders multiple audio frames in one go. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2226 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2227 * One frame is defined as a sample of left and right channels, interleaved. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2228 * I.e. int16_t buf[4] = { l, r, l, r }; would be 2 frames. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2229 * Only one of the audio callbacks must ever be used. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2230 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2231 typedef size_t (RETRO_CALLCONV *retro_audio_sample_batch_t)(const int16_t *data, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2232 size_t frames); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2233 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2234 /* Polls input. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2235 typedef void (RETRO_CALLCONV *retro_input_poll_t)(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2236 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2237 /* Queries for input for player 'port'. device will be masked with |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2238 * RETRO_DEVICE_MASK. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2239 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2240 * Specialization of devices such as RETRO_DEVICE_JOYPAD_MULTITAP that |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2241 * have been set with retro_set_controller_port_device() |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2242 * will still use the higher level RETRO_DEVICE_JOYPAD to request input. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2243 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2244 typedef int16_t (RETRO_CALLCONV *retro_input_state_t)(unsigned port, unsigned device, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2245 unsigned index, unsigned id); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2246 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2247 /* Sets callbacks. retro_set_environment() is guaranteed to be called |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2248 * before retro_init(). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2249 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2250 * The rest of the set_* functions are guaranteed to have been called |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2251 * before the first call to retro_run() is made. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2252 RETRO_API void retro_set_environment(retro_environment_t); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2253 RETRO_API void retro_set_video_refresh(retro_video_refresh_t); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2254 RETRO_API void retro_set_audio_sample(retro_audio_sample_t); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2255 RETRO_API void retro_set_audio_sample_batch(retro_audio_sample_batch_t); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2256 RETRO_API void retro_set_input_poll(retro_input_poll_t); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2257 RETRO_API void retro_set_input_state(retro_input_state_t); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2258 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2259 /* Library global initialization/deinitialization. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2260 RETRO_API void retro_init(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2261 RETRO_API void retro_deinit(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2262 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2263 /* Must return RETRO_API_VERSION. Used to validate ABI compatibility |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2264 * when the API is revised. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2265 RETRO_API unsigned retro_api_version(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2266 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2267 /* Gets statically known system info. Pointers provided in *info |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2268 * must be statically allocated. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2269 * Can be called at any time, even before retro_init(). */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2270 RETRO_API void retro_get_system_info(struct retro_system_info *info); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2271 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2272 /* Gets information about system audio/video timings and geometry. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2273 * Can be called only after retro_load_game() has successfully completed. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2274 * NOTE: The implementation of this function might not initialize every |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2275 * variable if needed. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2276 * E.g. geom.aspect_ratio might not be initialized if core doesn't |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2277 * desire a particular aspect ratio. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2278 RETRO_API void retro_get_system_av_info(struct retro_system_av_info *info); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2279 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2280 /* Sets device to be used for player 'port'. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2281 * By default, RETRO_DEVICE_JOYPAD is assumed to be plugged into all |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2282 * available ports. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2283 * Setting a particular device type is not a guarantee that libretro cores |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2284 * will only poll input based on that particular device type. It is only a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2285 * hint to the libretro core when a core cannot automatically detect the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2286 * appropriate input device type on its own. It is also relevant when a |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2287 * core can change its behavior depending on device type. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2288 RETRO_API void retro_set_controller_port_device(unsigned port, unsigned device); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2289 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2290 /* Resets the current game. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2291 RETRO_API void retro_reset(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2292 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2293 /* Runs the game for one video frame. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2294 * During retro_run(), input_poll callback must be called at least once. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2295 * |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2296 * If a frame is not rendered for reasons where a game "dropped" a frame, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2297 * this still counts as a frame, and retro_run() should explicitly dupe |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2298 * a frame if GET_CAN_DUPE returns true. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2299 * In this case, the video callback can take a NULL argument for data. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2300 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2301 RETRO_API void retro_run(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2302 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2303 /* Returns the amount of data the implementation requires to serialize |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2304 * internal state (save states). |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2305 * Between calls to retro_load_game() and retro_unload_game(), the |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2306 * returned size is never allowed to be larger than a previous returned |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2307 * value, to ensure that the frontend can allocate a save state buffer once. |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2308 */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2309 RETRO_API size_t retro_serialize_size(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2310 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2311 /* Serializes internal state. If failed, or size is lower than |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2312 * retro_serialize_size(), it should return false, true otherwise. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2313 RETRO_API bool retro_serialize(void *data, size_t size); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2314 RETRO_API bool retro_unserialize(const void *data, size_t size); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2315 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2316 RETRO_API void retro_cheat_reset(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2317 RETRO_API void retro_cheat_set(unsigned index, bool enabled, const char *code); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2318 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2319 /* Loads a game. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2320 RETRO_API bool retro_load_game(const struct retro_game_info *game); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2321 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2322 /* Loads a "special" kind of game. Should not be used, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2323 * except in extreme cases. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2324 RETRO_API bool retro_load_game_special( |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2325 unsigned game_type, |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2326 const struct retro_game_info *info, size_t num_info |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2327 ); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2328 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2329 /* Unloads a currently loaded game. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2330 RETRO_API void retro_unload_game(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2331 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2332 /* Gets region of game. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2333 RETRO_API unsigned retro_get_region(void); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2334 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2335 /* Gets region of memory. */ |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2336 RETRO_API void *retro_get_memory_data(unsigned id); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2337 RETRO_API size_t retro_get_memory_size(unsigned id); |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2338 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2339 #ifdef __cplusplus |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2340 } |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2341 #endif |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2342 |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
2343 #endif |