oot/include/ultra64/viint.h

#ifndef ULTRA64_VIINT_H
#define ULTRA64_VIINT_H

#define VI_STATE_MODE_SET           (1 << 0)
#define VI_STATE_XSCALE_SET         (1 << 1)
#define VI_STATE_YSCALE_FACTOR_SET  (1 << 2)
#define VI_STATE_CTRL_SET           (1 << 3)
#define VI_STATE_BUFFER_SET         (1 << 4)
#define VI_STATE_BLACK              (1 << 5)
#define VI_STATE_REPEATLINE         (1 << 6)
#define VI_STATE_FADE               (1 << 7)

#define VI_SCALE_MASK       0xFFF
#define VI_2_10_FPART_MASK  0x3FF
#define VI_SUBPIXEL_SH      0x10

// For use in initializing OSViMode structures

#define BURST(hsync_width, color_width, vsync_width, color_start) \
   ((((u8)(hsync_width) & 0xFF) << 0) | \
    (((u8)(color_width) & 0xFF) << 8) | \
    (((u8)(vsync_width) & 0xF) << 16) | \
    (((u16)(color_start) & 0xFFF) << 20))
#define WIDTH(v) (v)
#define VSYNC(v) (v)
#define HSYNC(duration, leap) (((u16)(leap) << 16) | (u16)(duration))
#define LEAP(upper, lower) (((u16)(upper) << 16) | (u16)(lower))
#define START(start, end) (((u16)(start) << 16) | (u16)(end))

#define FTOFIX(val, i, f) ((u32)((val) * (f32)(1 << (f))) & ((1 << ((i) + (f))) - 1))
#define F210(val) FTOFIX(val, 2, 10)
#define SCALE(scaleup, off) (F210(1.0f / (f32)(scaleup)) | (F210((f32)(off)) << 16))

#define VCURRENT(v) (v)
#define ORIGIN(v) (v)
#define VINTR(v) (v)
#define HSTART(start, end) START(start, end)
#define VSTART(start, end) START(start, end)

#ifdef BBPLAYER
#define VI_CTRL_PIXEL_ADV_DEFAULT VI_CTRL_PIXEL_ADV(1)
#else
#define VI_CTRL_PIXEL_ADV_DEFAULT VI_CTRL_PIXEL_ADV(3)
#endif

#endif