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oot/include/ultra64/viint.h
Tharo c165ed015c
Improvements to Video Interface related functions and data (#1332)
* Improvements to VI related functions

* Fix

* Suggested changes

* Comment enum values

Co-authored-by: engineer124 <47598039+engineer124@users.noreply.github.com>

* Suggested changes, plus comments in visetspecial.c

* Name gViConfigModeType

* Further suggested changes

* Format

* Fix comment on modeLPN2

Co-authored-by: engineer124 <47598039+engineer124@users.noreply.github.com>
2022-11-13 18:07:27 -05:00

37 lines
1.2 KiB
C

#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) \
(hsync_width | (color_width << 8) | (vsync_width << 16) | (color_start << 20))
#define WIDTH(v) v
#define VSYNC(v) v
#define HSYNC(duration, leap) (duration | (leap << 16))
#define LEAP(upper, lower) ((upper << 16) | lower)
#define START(start, end) ((start << 16) | 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
#endif