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comparison jag_video.h @ 1087:6433d4d05934

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Added placeholder code for video output hardware/object processor
author Michael Pavone <pavone@retrodev.com>
date Fri, 07 Oct 2016 18:27:38 -0700
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children c0a026e974f4
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1086:f0a1e0a2263c 1087:6433d4d05934
1 #ifndef JAG_VIDEO_H_
2 #define JAG_VIDEO_H_
3
4 #define JAG_VIDEO_REGS 0x2E
5 #define LINEBUFFER_WORDS 720
6
7 typedef struct {
8 uint16_t regs[JAG_VIDEO_REGS];
9
10 uint16_t clut[256];
11 uint16_t line_buffer_a[LINEBUFFER_WORDS];
12 uint16_t line_buffer_b[LINEBUFFER_WORDS];
13 uint16_t *write_line_buffer;
14 uint16_t *read_line_buffer;
15
16 uint32_t cycles;
17 } jag_video;
18
19 jag_video *jag_video_init(void);
20 void jag_video_run(jag_video *context, uint32_t target_cycle);
21
22 #endif //JAG_VIDEO_H_