mirror of https://github.com/zeldaret/mm.git
76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
#ifndef PR_VIINT_H
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#define PR_VIINT_H
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#include "ultratypes.h"
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#define OS_TV_TYPE_PAL 0
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#define OS_TV_TYPE_NTSC 1
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#define OS_TV_TYPE_MPAL 2
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#define VI_STATE_MODE_UPDATED (1 << 0)
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#define VI_STATE_XSCALE_UPDATED (1 << 1)
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#define VI_STATE_YSCALE_UPDATED (1 << 2)
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#define VI_STATE_CTRL_UPDATED (1 << 3) // related to control regs changing
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#define VI_STATE_BUFFER_UPDATED (1 << 4) // swap buffer
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#define VI_STATE_BLACK (1 << 5) // probably related to a black screen
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#define VI_STATE_REPEATLINE (1 << 6) // repeat line?
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#define VI_STATE_FADE (1 << 7) // fade
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#define VI_CTRL_ANTIALIAS_MODE_3 0x00300 /* Bit [9:8] anti-alias mode */
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#define VI_CTRL_ANTIALIAS_MODE_2 0x00200 /* Bit [9:8] anti-alias mode */
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#define VI_CTRL_ANTIALIAS_MODE_1 0x00100 /* Bit [9:8] anti-alias mode */
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#define VI_SCALE_MASK 0xFFF
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#define VI_2_10_FPART_MASK 0x3FF
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#define VI_SUBPIXEL_SH 0x10
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// For use in initializing OSViMode structures
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#define BURST(hsync_width, color_width, vsync_width, color_start) \
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(((u32)(hsync_width) & 0xFF) | (((u32)(color_width) & 0xFF) << 8) | (((u32)(vsync_width) & 0xF) << 16) | (((u32)(color_start) & 0xFFFF) << 20))
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#define WIDTH(v) (v)
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#define VSYNC(v) (v)
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#define HSYNC(duration, leap) (((u32)(leap) << 16) | ((u32)(duration) & 0xFFFF))
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#define LEAP(upper, lower) (((u32)(upper) << 16) | ((u32)(lower) & 0xFFFF))
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#define START(start, end) (((u32)(start) << 16) | ((u32)(end) & 0xFFFF))
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#define FTOFIX(val, i, f) ((u32)((val) * (f32)(1 << (f))) & ((1 << ((i) + (f))) - 1))
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#define F210(val) FTOFIX(val, 2, 10)
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#define SCALE(scaleup, off) (F210((1.0f / (f32)(scaleup))) | (F210((f32)(off)) << 16))
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#define VCURRENT(v) v
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#define ORIGIN(v) v
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#define VINTR(v) v
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#define HSTART START
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typedef struct {
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/* 0x0 */ f32 factor;
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/* 0x4 */ u16 offset;
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/* 0x8 */ u32 scale;
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} __OSViScale; // size = 0x0C
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typedef struct {
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/* 0x00 */ u16 state;
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/* 0x02 */ u16 retraceCount;
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/* 0x04 */ void* buffer;
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/* 0x08 */ OSViMode* modep;
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/* 0x0C */ u32 features;
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/* 0x10 */ OSMesgQueue* mq;
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/* 0x14 */ OSMesg* msg;
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/* 0x18 */ __OSViScale x;
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/* 0x24 */ __OSViScale y;
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} __OSViContext; // size = 0x30
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extern OSDevMgr __osViDevMgr;
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void __osViSwapContext(void);
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extern __OSViContext* __osViCurr;
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extern __OSViContext* __osViNext;
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extern u32 __additional_scanline;
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__OSViContext* __osViGetCurrentContext(void);
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void __osViInit(void);
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#endif
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