os_vi.h

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#ifndef _ULTRA64_VI_H_
#define _ULTRA64_VI_H_
 
#include <PR/ultratypes.h>
#include <PR/os_message.h>
 
/* Ultra64 Video Interface */
 
/* Special Features */
#define OS_VI_GAMMA_ON 0x0001
#define OS_VI_GAMMA_OFF 0x0002
#define OS_VI_GAMMA_DITHER_ON 0x0004
#define OS_VI_GAMMA_DITHER_OFF 0x0008
#define OS_VI_DIVOT_ON 0x0010
#define OS_VI_DIVOT_OFF 0x0020
#define OS_VI_DITHER_FILTER_ON 0x0040
#define OS_VI_DITHER_FILTER_OFF 0x0080
 
#define OS_VI_GAMMA 0x08
#define OS_VI_GAMMA_DITHER 0x04
#define OS_VI_DIVOT 0x10
#define OS_VI_DITHER_FILTER 0x10000
#define OS_VI_UNK200 0x200
#define OS_VI_UNK100 0x100
 
/* Types */
 
typedef struct {
    u32 ctrl;
    u32 width;
    u32 burst;
    u32 vSync;
    u32 hSync;
    u32 leap;
    u32 hStart;
    u32 xScale;
    u32 vCurrent;
} OSViCommonRegs;
 
typedef struct {
    u32 origin;
    u32 yScale;
    u32 vStart;
    u32 vBurst;
    u32 vIntr;
} OSViFieldRegs;
 
typedef struct {
    u8 type;
    OSViCommonRegs comRegs;
    OSViFieldRegs fldRegs[2];
} OSViMode;
 
typedef struct {
    /* 0x00 */ u16 unk00; // some kind of flags.  swap buffer sets to 0x10
    /* 0x02 */ u16 retraceCount;
    /* 0x04 */ void* buffer;
    /* 0x08 */ OSViMode* modep;
    /* 0x0c */ u32 features;
    /* 0x10 */ OSMesgQueue* mq;
    /* 0x14 */ OSMesg* msg;
    /* 0x18 */ u32 unk18;
    /* 0x1c */ u32 unk1c;
    /* 0x20 */ u32 unk20;
    /* 0x24 */ f32 unk24;
    /* 0x28 */ u16 unk28;
    /* 0x2c */ u32 unk2c;
} OSViContext;
 
void osCreateViManager(OSPri pri);
void osViSetMode(OSViMode* mode);
void osViSetEvent(OSMesgQueue* mq, OSMesg msg, u32 retraceCount);
void osViBlack(u8 active);
void osViSetSpecialFeatures(u32 func);
void osViSwapBuffer(void* vaddr);
 
#define OS_VI_NTSC_LPN1 0 /* NTSC */
#define OS_VI_NTSC_LPF1 1
#define OS_VI_NTSC_LAN1 2
#define OS_VI_NTSC_LAF1 3
#define OS_VI_NTSC_LPN2 4
#define OS_VI_NTSC_LPF2 5
#define OS_VI_NTSC_LAN2 6
#define OS_VI_NTSC_LAF2 7
#define OS_VI_NTSC_HPN1 8
#define OS_VI_NTSC_HPF1 9
#define OS_VI_NTSC_HAN1 10
#define OS_VI_NTSC_HAF1 11
#define OS_VI_NTSC_HPN2 12
#define OS_VI_NTSC_HPF2 13
 
#define OS_VI_PAL_LPN1 14 /* PAL */
#define OS_VI_PAL_LPF1 15
#define OS_VI_PAL_LAN1 16
#define OS_VI_PAL_LAF1 17
#define OS_VI_PAL_LPN2 18
#define OS_VI_PAL_LPF2 19
#define OS_VI_PAL_LAN2 20
#define OS_VI_PAL_LAF2 21
#define OS_VI_PAL_HPN1 22
#define OS_VI_PAL_HPF1 23
#define OS_VI_PAL_HAN1 24
#define OS_VI_PAL_HAF1 25
#define OS_VI_PAL_HPN2 26
#define OS_VI_PAL_HPF2 27
 
extern OSViMode osViModeTable[]; /* Global VI mode table */
 
#endif