From 3bda38c2547f87a25635a886604e8b597bae5491 Mon Sep 17 00:00:00 2001 From: Michael Pavone Date: Fri, 7 Oct 2016 18:27:38 -0700 Subject: Added placeholder code for video output hardware/object processor --- jag_video.h | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 jag_video.h (limited to 'jag_video.h') diff --git a/jag_video.h b/jag_video.h new file mode 100644 index 0000000..0555712 --- /dev/null +++ b/jag_video.h @@ -0,0 +1,22 @@ +#ifndef JAG_VIDEO_H_ +#define JAG_VIDEO_H_ + +#define JAG_VIDEO_REGS 0x2E +#define LINEBUFFER_WORDS 720 + +typedef struct { + uint16_t regs[JAG_VIDEO_REGS]; + + uint16_t clut[256]; + uint16_t line_buffer_a[LINEBUFFER_WORDS]; + uint16_t line_buffer_b[LINEBUFFER_WORDS]; + uint16_t *write_line_buffer; + uint16_t *read_line_buffer; + + uint32_t cycles; +} jag_video; + +jag_video *jag_video_init(void); +void jag_video_run(jag_video *context, uint32_t target_cycle); + +#endif //JAG_VIDEO_H_ -- cgit v1.2.3