tp/libs/dolphin/si/SISamplingRate.c

95 lines
2.3 KiB
C

//
// Generated By: dol2asm
// Translation Unit: SISamplingRate
//
#include "dolphin/si/SISamplingRate.h"
#include "dol2asm.h"
#include "dolphin/si/SIBios.h"
#include "dolphin/vi/vi.h"
//
// External References:
//
u32 VIGetTvFormat();
//
// Declarations:
//
/* ############################################################################################## */
/* 803D12D0-803D1300 02E3F0 0030+00 1/1 0/0 0/0 .data XYNTSC */
static XY XYNTSC[12] = {
{263 - 17, 2}, {14, 19}, {30, 9}, {44, 6}, {52, 5}, {65, 4},
{87, 3}, {87, 3}, {87, 3}, {131, 2}, {131, 2}, {131, 2},
};
/* 803D1300-803D1330 02E420 0030+00 0/1 0/0 0/0 .data XYPAL */
#pragma push
#pragma force_active on
static XY XYPAL[12] = {
{313 - 17, 2}, {15, 21}, {29, 11}, {45, 7}, {52, 6}, {63, 5},
{78, 4}, {104, 3}, {104, 3}, {104, 3}, {104, 3}, {156, 2},
};
#pragma pop
/* 803D1330-803D1368 02E450 0033+05 0/1 0/0 0/0 .data @16 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_16[] = "SISetSamplingRate: unknown TV format. Use default.";
#pragma pop
/* 80451700-80451708 000C00 0004+04 2/2 0/0 0/0 .sbss SamplingRate */
static u32 SamplingRate;
/* 80346290-80346374 340BD0 00E4+00 1/1 1/1 0/0 .text SISetSamplingRate */
// needs compiler epilogue patch
#ifdef NONMATCHING
void SISetSamplingRate(u32 msec) {
XY* xy;
BOOL enabled;
if (msec > 11) {
msec = 11;
}
enabled = OSDisableInterrupts();
SamplingRate = msec;
switch (VIGetTvFormat()) {
case VI_NTSC:
case VI_MPAL:
case VI_EURGB60:
xy = XYNTSC;
break;
case VI_PAL:
xy = XYPAL;
break;
default:
OSReport("SISetSamplingRate: unknown TV format. Use default.");
msec = 0;
xy = XYNTSC;
break;
}
SISetXY((__VIRegs[54] & 1 ? 2u : 1u) * xy[msec].line, xy[msec].count);
OSRestoreInterrupts(enabled);
}
#else
#pragma push
#pragma optimization_level 0
#pragma optimizewithasm off
asm void SISetSamplingRate(u32 msec) {
nofralloc
#include "asm/dolphin/si/SISamplingRate/SISetSamplingRate.s"
}
#pragma pop
#endif
/* 80346374-80346398 340CB4 0024+00 0/0 2/2 0/0 .text SIRefreshSamplingRate */
void SIRefreshSamplingRate() {
SISetSamplingRate(SamplingRate);
}