Mercurial > repos > blastem
annotate libblastem.c @ 2166:3a6680e9204a
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author | Michael Pavone <pavone@retrodev.com> |
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date | Sat, 23 Jul 2022 10:54:07 -0700 |
parents | f77d36a975ff |
children | 0f2855db27ea 0343f0d5add0 |
rev | line source |
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1 #include <stdlib.h> |
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2 #include <string.h> |
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3 #include "libretro.h" |
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4 #include "system.h" |
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5 #include "util.h" |
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6 #include "vdp.h" |
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7 #include "render.h" |
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8 #include "io.h" |
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9 #include "genesis.h" |
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10 #include "sms.h" |
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11 |
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12 static retro_environment_t retro_environment; |
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13 RETRO_API void retro_set_environment(retro_environment_t re) |
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14 { |
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15 retro_environment = re; |
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16 # define input_descriptor_macro(pad_num) \ |
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17 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \ |
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18 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \ |
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19 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \ |
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20 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \ |
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21 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "A" }, \ |
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22 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "B" }, \ |
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23 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Y" }, \ |
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24 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "X" }, \ |
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25 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "Z" }, \ |
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26 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "C" }, \ |
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27 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Mode" }, \ |
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28 { pad_num, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \ |
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29 |
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30 static const struct retro_input_descriptor desc[] = { |
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31 input_descriptor_macro(0) |
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32 input_descriptor_macro(1) |
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33 input_descriptor_macro(2) |
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34 input_descriptor_macro(3) |
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35 input_descriptor_macro(4) |
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36 input_descriptor_macro(5) |
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37 input_descriptor_macro(6) |
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38 input_descriptor_macro(7) |
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39 { 0 }, |
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40 }; |
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41 |
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42 re(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, (void *)desc); |
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43 } |
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44 |
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45 static retro_video_refresh_t retro_video_refresh; |
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46 RETRO_API void retro_set_video_refresh(retro_video_refresh_t rvf) |
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47 { |
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48 retro_video_refresh = rvf; |
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49 } |
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50 |
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51 RETRO_API void retro_set_audio_sample(retro_audio_sample_t ras) |
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52 { |
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53 } |
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54 |
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55 static retro_audio_sample_batch_t retro_audio_sample_batch; |
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56 RETRO_API void retro_set_audio_sample_batch(retro_audio_sample_batch_t rasb) |
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57 { |
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58 retro_audio_sample_batch = rasb; |
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59 } |
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60 |
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61 static retro_input_poll_t retro_input_poll; |
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62 RETRO_API void retro_set_input_poll(retro_input_poll_t rip) |
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63 { |
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64 retro_input_poll = rip; |
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65 } |
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66 |
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67 static retro_input_state_t retro_input_state; |
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68 RETRO_API void retro_set_input_state(retro_input_state_t ris) |
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69 { |
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70 retro_input_state = ris; |
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71 } |
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72 |
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73 int headless = 0; |
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74 int exit_after = 0; |
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75 int z80_enabled = 1; |
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76 char *save_filename; |
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77 tern_node *config; |
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78 uint8_t use_native_states = 1; |
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79 system_header *current_system; |
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80 system_media media; |
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81 |
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82 RETRO_API void retro_init(void) |
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83 { |
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84 render_audio_initialized(RENDER_AUDIO_S16, 53693175 / (7 * 6 * 4), 2, 4, sizeof(int16_t)); |
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85 } |
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86 |
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87 RETRO_API void retro_deinit(void) |
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88 { |
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89 if (current_system) { |
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90 retro_unload_game(); |
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91 } |
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92 } |
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93 |
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94 RETRO_API unsigned retro_api_version(void) |
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95 { |
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96 return RETRO_API_VERSION; |
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97 } |
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98 |
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99 RETRO_API void retro_get_system_info(struct retro_system_info *info) |
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100 { |
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101 info->library_name = "BlastEm"; |
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102 info->library_version = "0.6.3-pre"; //TODO: share this with blastem.c |
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103 info->valid_extensions = "md|gen|sms|bin|rom"; |
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104 info->need_fullpath = 0; |
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105 info->block_extract = 0; |
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106 } |
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107 |
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108 static vid_std video_standard; |
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109 static uint32_t last_width, last_height; |
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110 static uint32_t overscan_top, overscan_bot, overscan_left, overscan_right; |
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111 static void update_overscan(void) |
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112 { |
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113 uint8_t overscan; |
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114 retro_environment(RETRO_ENVIRONMENT_GET_OVERSCAN, &overscan); |
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115 if (overscan) { |
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116 overscan_top = overscan_bot = overscan_left = overscan_right = 0; |
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117 } else { |
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118 if (video_standard == VID_NTSC) { |
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119 overscan_top = 11; |
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120 overscan_bot = 8; |
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121 overscan_left = 13; |
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122 overscan_right = 14; |
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123 } else { |
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124 overscan_top = 30; |
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125 overscan_bot = 24; |
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126 overscan_left = 13; |
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127 overscan_right = 14; |
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128 } |
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129 } |
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130 } |
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131 |
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132 static int32_t sample_rate; |
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133 RETRO_API void retro_get_system_av_info(struct retro_system_av_info *info) |
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134 { |
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135 update_overscan(); |
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136 last_width = LINEBUF_SIZE; |
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137 info->geometry.base_width = info->geometry.max_width = LINEBUF_SIZE - (overscan_left + overscan_right); |
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138 info->geometry.base_height = (video_standard == VID_NTSC ? 243 : 294) - (overscan_top + overscan_bot); |
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139 last_height = info->geometry.base_height; |
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140 info->geometry.max_height = info->geometry.base_height * 2; |
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141 info->geometry.aspect_ratio = 0; |
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142 double master_clock = video_standard == VID_NTSC ? 53693175 : 53203395; |
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143 double lines = video_standard == VID_NTSC ? 262 : 313; |
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144 info->timing.fps = master_clock / (3420.0 * lines); |
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145 info->timing.sample_rate = master_clock / (7 * 6 * 24); //sample rate of YM2612 |
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146 sample_rate = info->timing.sample_rate; |
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147 render_audio_initialized(RENDER_AUDIO_S16, info->timing.sample_rate, 2, 4, sizeof(int16_t)); |
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148 //force adjustment of resampling parameters since target sample rate may have changed slightly |
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149 current_system->set_speed_percent(current_system, 100); |
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150 } |
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151 |
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152 RETRO_API void retro_set_controller_port_device(unsigned port, unsigned device) |
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153 { |
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154 } |
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155 |
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156 /* Resets the current game. */ |
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157 RETRO_API void retro_reset(void) |
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158 { |
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159 current_system->soft_reset(current_system); |
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160 } |
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161 |
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162 /* Runs the game for one video frame. |
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163 * During retro_run(), input_poll callback must be called at least once. |
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164 * |
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165 * If a frame is not rendered for reasons where a game "dropped" a frame, |
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166 * this still counts as a frame, and retro_run() should explicitly dupe |
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167 * a frame if GET_CAN_DUPE returns true. |
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168 * In this case, the video callback can take a NULL argument for data. |
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169 */ |
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170 static uint8_t started; |
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171 RETRO_API void retro_run(void) |
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172 { |
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173 if (started) { |
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174 current_system->resume_context(current_system); |
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175 } else { |
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176 current_system->start_context(current_system, NULL); |
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177 started = 1; |
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178 } |
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179 } |
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180 |
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181 /* Returns the amount of data the implementation requires to serialize |
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182 * internal state (save states). |
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183 * Between calls to retro_load_game() and retro_unload_game(), the |
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184 * returned size is never allowed to be larger than a previous returned |
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185 * value, to ensure that the frontend can allocate a save state buffer once. |
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186 */ |
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187 static size_t serialize_size_cache; |
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188 RETRO_API size_t retro_serialize_size(void) |
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189 { |
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190 if (!serialize_size_cache) { |
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191 uint8_t *tmp = current_system->serialize(current_system, &serialize_size_cache); |
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192 free(tmp); |
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193 } |
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194 return serialize_size_cache; |
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195 } |
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196 |
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197 /* Serializes internal state. If failed, or size is lower than |
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198 * retro_serialize_size(), it should return false, true otherwise. */ |
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199 RETRO_API bool retro_serialize(void *data, size_t size) |
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200 { |
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201 size_t actual_size; |
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202 uint8_t *tmp = current_system->serialize(current_system, &actual_size); |
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203 if (actual_size > size) { |
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204 free(tmp); |
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205 return 0; |
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206 } |
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207 memcpy(data, tmp, actual_size); |
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208 free(tmp); |
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209 return 1; |
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210 } |
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211 |
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212 RETRO_API bool retro_unserialize(const void *data, size_t size) |
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213 { |
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214 current_system->deserialize(current_system, (uint8_t *)data, size); |
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215 return 0; |
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216 } |
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217 |
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218 RETRO_API void retro_cheat_reset(void) |
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219 { |
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220 } |
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221 |
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222 RETRO_API void retro_cheat_set(unsigned index, bool enabled, const char *code) |
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223 { |
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224 } |
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225 |
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226 /* Loads a game. */ |
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227 static system_type stype; |
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228 RETRO_API bool retro_load_game(const struct retro_game_info *game) |
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229 { |
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230 serialize_size_cache = 0; |
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231 if (game->path) { |
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232 media.dir = path_dirname(game->path); |
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233 media.name = basename_no_extension(game->path); |
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234 media.extension = path_extension(game->path); |
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235 } |
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236 media.buffer = malloc(nearest_pow2(game->size)); |
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237 memcpy(media.buffer, game->data, game->size); |
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238 media.size = game->size; |
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239 stype = detect_system_type(&media); |
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240 current_system = alloc_config_system(stype, &media, 0, 0); |
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241 |
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242 unsigned format = RETRO_PIXEL_FORMAT_XRGB8888; |
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243 retro_environment(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &format); |
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244 |
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245 return current_system != NULL; |
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246 } |
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247 |
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248 /* Loads a "special" kind of game. Should not be used, |
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249 * except in extreme cases. */ |
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250 RETRO_API bool retro_load_game_special(unsigned game_type, const struct retro_game_info *info, size_t num_info) |
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251 { |
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252 return retro_load_game(info); |
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253 } |
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254 |
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255 /* Unloads a currently loaded game. */ |
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256 RETRO_API void retro_unload_game(void) |
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257 { |
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258 free(media.dir); |
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259 free(media.name); |
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260 free(media.extension); |
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261 media.dir = media.name = media.extension = NULL; |
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262 //buffer is freed by the context |
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263 media.buffer = NULL; |
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264 current_system->free_context(current_system); |
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265 current_system = NULL; |
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266 } |
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267 |
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268 /* Gets region of game. */ |
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269 RETRO_API unsigned retro_get_region(void) |
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270 { |
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271 return video_standard == VID_NTSC ? RETRO_REGION_NTSC : RETRO_REGION_PAL; |
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272 } |
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273 |
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274 /* Gets region of memory. */ |
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275 RETRO_API void *retro_get_memory_data(unsigned id) |
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276 { |
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277 switch (id) { |
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278 case RETRO_MEMORY_SYSTEM_RAM: |
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279 switch (stype) { |
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280 case SYSTEM_GENESIS: { |
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281 genesis_context *gen = (genesis_context *)current_system; |
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282 return (uint8_t *)gen->work_ram; |
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283 } |
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284 #ifndef NO_Z80 |
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285 case SYSTEM_SMS: { |
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286 sms_context *sms = (sms_context *)current_system; |
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287 return sms->ram; |
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288 } |
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289 #endif |
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290 } |
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291 break; |
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292 case RETRO_MEMORY_SAVE_RAM: |
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293 if (stype == SYSTEM_GENESIS) { |
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294 genesis_context *gen = (genesis_context *)current_system; |
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295 if (gen->save_type != SAVE_NONE) |
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296 return gen->save_storage; |
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297 } |
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298 break; |
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299 default: |
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300 break; |
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301 } |
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302 return NULL; |
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303 } |
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304 |
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305 RETRO_API size_t retro_get_memory_size(unsigned id) |
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306 { |
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307 switch (id) { |
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308 case RETRO_MEMORY_SYSTEM_RAM: |
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309 switch (stype) { |
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310 case SYSTEM_GENESIS: |
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311 return RAM_WORDS * sizeof(uint16_t); |
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312 #ifndef NO_Z80 |
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313 case SYSTEM_SMS: |
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314 return SMS_RAM_SIZE; |
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315 #endif |
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316 } |
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317 break; |
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318 case RETRO_MEMORY_SAVE_RAM: |
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319 if (stype == SYSTEM_GENESIS) { |
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320 genesis_context *gen = (genesis_context *)current_system; |
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321 if (gen->save_type != SAVE_NONE) |
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322 return gen->save_size; |
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323 } |
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324 break; |
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325 default: |
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326 break; |
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327 } |
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328 return 0; |
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329 } |
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330 |
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331 //blastem render backend API implementation |
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332 uint32_t render_map_color(uint8_t r, uint8_t g, uint8_t b) |
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333 { |
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334 return r << 16 | g << 8 | b; |
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335 } |
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336 |
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337 uint8_t render_create_window(char *caption, uint32_t width, uint32_t height, window_close_handler close_handler) |
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338 { |
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339 //not supported in lib build |
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340 return 0; |
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341 } |
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342 |
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343 void render_destroy_window(uint8_t which) |
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344 { |
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345 //not supported in lib build |
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346 } |
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347 |
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348 static uint32_t fb[LINEBUF_SIZE * 294 * 2]; |
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349 static uint8_t last_fb; |
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350 uint32_t *render_get_framebuffer(uint8_t which, int *pitch) |
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351 { |
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352 *pitch = LINEBUF_SIZE * sizeof(uint32_t); |
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353 if (which != last_fb) { |
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354 *pitch = *pitch * 2; |
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355 } |
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356 |
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357 if (which) { |
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358 return fb + LINEBUF_SIZE; |
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359 } else { |
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360 return fb; |
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361 } |
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362 } |
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363 |
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364 void render_framebuffer_updated(uint8_t which, int width) |
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365 { |
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366 unsigned height = (video_standard == VID_NTSC ? 243 : 294) - (overscan_top + overscan_bot); |
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367 width -= (overscan_left + overscan_right); |
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368 unsigned base_height = height; |
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369 if (which != last_fb) { |
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370 height *= 2; |
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371 last_fb = which; |
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372 } |
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373 if (width != last_width || height != last_height) { |
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Fix aspect ratio for H32 games
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374 struct retro_game_geometry geometry = { |
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375 .base_width = width, |
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376 .base_height = height, |
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377 .aspect_ratio = (float)LINEBUF_SIZE / base_height |
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378 }; |
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379 retro_environment(RETRO_ENVIRONMENT_SET_GEOMETRY, &geometry); |
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380 last_width = width; |
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381 last_height = height; |
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382 } |
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383 retro_video_refresh(fb + overscan_left + LINEBUF_SIZE * overscan_top, width, height, LINEBUF_SIZE * sizeof(uint32_t)); |
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384 system_request_exit(current_system, 0); |
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385 } |
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386 |
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387 uint8_t render_get_active_framebuffer(void) |
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388 { |
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389 return 0; |
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390 } |
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391 |
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392 void render_set_video_standard(vid_std std) |
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393 { |
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394 video_standard = std; |
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395 } |
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396 |
1822
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Make libretro target successfully build for Windows and possibly Mac
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397 int render_fullscreen(void) |
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398 { |
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399 return 1; |
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|
400 } |
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|
401 |
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Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
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402 uint32_t render_overscan_top() |
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|
403 { |
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404 return overscan_top; |
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405 } |
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Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
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406 |
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Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
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407 uint32_t render_overscan_bot() |
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|
408 { |
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409 return overscan_bot; |
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|
410 } |
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Don't render lines that are cropped by overscan. Allows submitting frame earlier when bottom overscan is non-zero which can reduce latency in some cases
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|
411 |
1687
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|
412 void process_events() |
6c54bb5fe3b3
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changeset
|
413 { |
6c54bb5fe3b3
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diff
changeset
|
414 static int16_t prev_state[2][RETRO_DEVICE_ID_JOYPAD_L2]; |
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diff
changeset
|
415 static const uint8_t map[] = { |
6c54bb5fe3b3
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changeset
|
416 BUTTON_A, BUTTON_X, BUTTON_MODE, BUTTON_START, DPAD_UP, DPAD_DOWN, |
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|
417 DPAD_LEFT, DPAD_RIGHT, BUTTON_B, BUTTON_Y, BUTTON_Z, BUTTON_C |
6c54bb5fe3b3
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|
418 }; |
6c54bb5fe3b3
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|
419 //TODO: handle other input device types |
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changeset
|
420 //TODO: handle more than 2 ports when appropriate |
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parents:
diff
changeset
|
421 retro_input_poll(); |
6c54bb5fe3b3
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changeset
|
422 for (int port = 0; port < 2; port++) |
6c54bb5fe3b3
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|
423 { |
6c54bb5fe3b3
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diff
changeset
|
424 for (int id = RETRO_DEVICE_ID_JOYPAD_B; id < RETRO_DEVICE_ID_JOYPAD_L2; id++) |
6c54bb5fe3b3
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parents:
diff
changeset
|
425 { |
6c54bb5fe3b3
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diff
changeset
|
426 int16_t new_state = retro_input_state(port, RETRO_DEVICE_JOYPAD, 0, id); |
6c54bb5fe3b3
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parents:
diff
changeset
|
427 if (new_state != prev_state[port][id]) { |
6c54bb5fe3b3
Hacky WIP libertro implementation
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parents:
diff
changeset
|
428 if (new_state) { |
1689
7f42a93f18a4
Have a suitable default IO port configuration when nonIO is present from the config file. Fixed off by one in processing gamepad button events in libretro build
Mike Pavone <pavone@retrodev.com>
parents:
1688
diff
changeset
|
429 current_system->gamepad_down(current_system, port + 1, map[id]); |
1687
6c54bb5fe3b3
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parents:
diff
changeset
|
430 } else { |
1689
7f42a93f18a4
Have a suitable default IO port configuration when nonIO is present from the config file. Fixed off by one in processing gamepad button events in libretro build
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parents:
1688
diff
changeset
|
431 current_system->gamepad_up(current_system, port + 1, map[id]); |
1687
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|
432 } |
6c54bb5fe3b3
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changeset
|
433 prev_state[port][id] = new_state; |
6c54bb5fe3b3
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parents:
diff
changeset
|
434 } |
6c54bb5fe3b3
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parents:
diff
changeset
|
435 } |
6c54bb5fe3b3
Hacky WIP libertro implementation
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parents:
diff
changeset
|
436 } |
6c54bb5fe3b3
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parents:
diff
changeset
|
437 } |
6c54bb5fe3b3
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parents:
diff
changeset
|
438 |
6c54bb5fe3b3
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parents:
diff
changeset
|
439 void render_errorbox(char *title, char *message) |
6c54bb5fe3b3
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parents:
diff
changeset
|
440 { |
6c54bb5fe3b3
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parents:
diff
changeset
|
441 } |
6c54bb5fe3b3
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parents:
diff
changeset
|
442 void render_warnbox(char *title, char *message) |
6c54bb5fe3b3
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parents:
diff
changeset
|
443 { |
6c54bb5fe3b3
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parents:
diff
changeset
|
444 } |
6c54bb5fe3b3
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parents:
diff
changeset
|
445 void render_infobox(char *title, char *message) |
6c54bb5fe3b3
Hacky WIP libertro implementation
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parents:
diff
changeset
|
446 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
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parents:
diff
changeset
|
447 } |
6c54bb5fe3b3
Hacky WIP libertro implementation
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parents:
diff
changeset
|
448 |
1927
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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parents:
1926
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|
449 uint8_t render_is_audio_sync(void) |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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1926
diff
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|
450 { |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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|
451 //whether this is true depends on the libretro frontend implementation |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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|
452 //but the sync to audio path works better here |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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|
453 return 1; |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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parents:
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diff
changeset
|
454 } |
1687
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parents:
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changeset
|
455 |
1932
b387f1c5a1d0
WIP new sync mode that runs emulation on audio thread
Michael Pavone <pavone@retrodev.com>
parents:
1927
diff
changeset
|
456 uint8_t render_should_release_on_exit(void) |
b387f1c5a1d0
WIP new sync mode that runs emulation on audio thread
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parents:
1927
diff
changeset
|
457 { |
b387f1c5a1d0
WIP new sync mode that runs emulation on audio thread
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parents:
1927
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changeset
|
458 return 0; |
b387f1c5a1d0
WIP new sync mode that runs emulation on audio thread
Michael Pavone <pavone@retrodev.com>
parents:
1927
diff
changeset
|
459 } |
b387f1c5a1d0
WIP new sync mode that runs emulation on audio thread
Michael Pavone <pavone@retrodev.com>
parents:
1927
diff
changeset
|
460 |
1927
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
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changeset
|
461 void render_buffer_consumed(audio_source *src) |
1687
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parents:
diff
changeset
|
462 { |
6c54bb5fe3b3
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parents:
diff
changeset
|
463 } |
6c54bb5fe3b3
Hacky WIP libertro implementation
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parents:
diff
changeset
|
464 |
1927
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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|
465 void *render_new_audio_opaque(void) |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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|
466 { |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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parents:
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changeset
|
467 return NULL; |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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parents:
1926
diff
changeset
|
468 } |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
469 |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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changeset
|
470 void render_free_audio_opaque(void *opaque) |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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parents:
1926
diff
changeset
|
471 { |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
472 } |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
473 |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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1926
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changeset
|
474 void render_lock_audio(void) |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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parents:
1926
diff
changeset
|
475 { |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
476 } |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
477 |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
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parents:
1926
diff
changeset
|
478 void render_unlock_audio() |
1687
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parents:
diff
changeset
|
479 { |
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 |
1927
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
482 uint32_t render_min_buffered(void) |
1817
03895a4585c3
Fix build breakage for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1695
diff
changeset
|
483 { |
1927
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
484 //not actually used in the sync to audio path |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
485 return 4; |
1817
03895a4585c3
Fix build breakage for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1695
diff
changeset
|
486 } |
03895a4585c3
Fix build breakage for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1695
diff
changeset
|
487 |
1927
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
488 uint32_t render_audio_syncs_per_sec(void) |
1687
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
489 { |
1927
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
490 return 0; |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
491 } |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
492 |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
493 void render_audio_created(audio_source *src) |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
494 { |
1687
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 |
1927
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
497 void render_do_audio_ready(audio_source *src) |
1687
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
498 { |
1927
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
499 int16_t *tmp = src->front; |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
500 src->front = src->back; |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
501 src->back = tmp; |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
502 src->front_populated = 1; |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
503 src->buffer_pos = 0; |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
504 if (all_sources_ready()) { |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
505 int16_t buffer[8]; |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
506 int min_remaining_out; |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
507 mix_and_convert((uint8_t *)buffer, sizeof(buffer), &min_remaining_out); |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
508 retro_audio_sample_batch(buffer, sizeof(buffer)/(2*sizeof(*buffer))); |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
509 } |
1687
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
510 } |
1688
395f684c5379
Fixed the most glaring issues in libretro build
Mike Pavone <pavone@retrodev.com>
parents:
1687
diff
changeset
|
511 |
1927
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
512 void render_source_paused(audio_source *src, uint8_t remaining_sources) |
1687
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
513 { |
1927
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
514 } |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
515 |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
516 void render_source_resumed(audio_source *src) |
9fd4bedc1a31
Update libretro target to use render_audio shared audio code
Mike Pavone <pavone@retrodev.com>
parents:
1926
diff
changeset
|
517 { |
1687
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
518 } |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
519 |
2001
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
520 void render_set_external_sync(uint8_t ext_sync_on) |
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
521 { |
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
522 } |
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
523 |
1687
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
524 void bindings_set_mouse_mode(uint8_t mode) |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
525 { |
6c54bb5fe3b3
Hacky WIP libertro implementation
Michael Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
526 } |
1818
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
527 |
2001
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
528 void bindings_release_capture(void) |
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
529 { |
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
530 } |
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
531 |
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
532 void bindings_reacquire_capture(void) |
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
533 { |
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
534 } |
f77d36a975ff
Add stubs for some functions in libblastem.c to fix link failures on windows libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1980
diff
changeset
|
535 |
1818
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
536 extern const char rom_db_data[]; |
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
537 char *read_bundled_file(char *name, uint32_t *sizeret) |
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
538 { |
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
539 if (!strcmp(name, "rom.db")) { |
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
540 *sizeret = strlen(rom_db_data); |
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
541 char *ret = malloc(*sizeret+1); |
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
542 memcpy(ret, rom_db_data, *sizeret + 1); |
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
543 return ret; |
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
544 } |
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
545 return NULL; |
243f3a7247f9
Include ROM DB in library binary for libretro target
Mike Pavone <pavone@retrodev.com>
parents:
1817
diff
changeset
|
546 } |