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snes, fix clicks in yuuyuuhakusho intro

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This commit is contained in:
dinkc64 2024-11-19 01:15:03 -05:00
parent 7ef5c834b1
commit 51783fe38a
3 changed files with 9 additions and 4 deletions
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2
src/burn/drv/snes/d_snes.cpp
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@ -29479,7 +29479,7 @@ struct BurnDriver BurnDrvsnes_Yuuyuuhakusho = {
BDF_GAME_WORKING, 2, HARDWARE_SNES, GBF_VSFIGHT, 0,
SNESGetZipName, snes_YuuyuuhakushoRomInfo, snes_YuuyuuhakushoRomName, NULL, NULL, NULL, NULL, SNESInputInfo, SNESDIPInfo,
DrvInit, DrvExit, DrvFrame, DrvDraw, DrvScan, &DrvRecalc, 0x8000,
512, 480, 4, 3
512, 448, 4, 3
};
// Yuu Yuu Hakusho Final - Makai Saikyou Retsuden

10
src/burn/drv/snes/dsp.cpp
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@ -135,6 +135,7 @@ void dsp_reset(Dsp* dsp) {
memset(dsp->firBufferR, 0, sizeof(dsp->firBufferR));
memset(dsp->sampleBuffer, 0, sizeof(dsp->sampleBuffer));
dsp->sampleOffset = 0;
dsp->sampleCount = 0;
dsp->lastFrameBoundary = 0;
}
@ -186,6 +187,7 @@ void dsp_handleState(Dsp* dsp, StateHandler* sh) {
}
sh_handleByteArray(sh, dsp->ram, 0x80);
// sh_handleByteArray(sh, (UINT8*)&dsp->sampleBuffer[0], 0x800*2*2);
// sh_handleInts(sh, dsp->sampleCount, NULL);
}
void dsp_cycle(Dsp* dsp) {
@ -207,8 +209,9 @@ void dsp_cycle(Dsp* dsp) {
}
if (bBurnRunAheadFrame == 0) {
// put final sample in the samplebuffer
dsp->sampleBuffer[(dsp->sampleOffset & 0x7ff) * 2] = dsp->sampleOutL;
dsp->sampleBuffer[(dsp->sampleOffset & 0x7ff) * 2 + 0] = dsp->sampleOutL;
dsp->sampleBuffer[(dsp->sampleOffset++ & 0x7ff) * 2 + 1] = dsp->sampleOutR;
dsp->sampleCount++;
}
}
static int clamp16(int val) {
@ -590,11 +593,12 @@ void dsp_write(Dsp* dsp, uint8_t adr, uint8_t val) {
void dsp_getSamples(Dsp* dsp, int16_t* sampleData, int samplesPerFrame) {
// resample from 534 / 641 samples per frame to wanted value
float wantedSamples = (dsp->apu->snes->palTiming ? 641.0 : 534.0);
float wantedSamples = dsp->sampleCount; // (dsp->apu->snes->palTiming ? 641.0 : 534.0);
dsp->sampleCount = 0;
double adder = wantedSamples / samplesPerFrame;
double location = dsp->lastFrameBoundary - wantedSamples;
for(int i = 0; i < samplesPerFrame; i++) {
sampleData[i * 2] = dsp->sampleBuffer[(((int) location) & 0x7ff) * 2];
sampleData[i * 2 + 0] = dsp->sampleBuffer[(((int) location) & 0x7ff) * 2 + 0];
sampleData[i * 2 + 1] = dsp->sampleBuffer[(((int) location) & 0x7ff) * 2 + 1];
location += adder;
}

1
src/burn/drv/snes/dsp.h
View File

@ -83,6 +83,7 @@ struct Dsp {
// sample ring buffer (2048 samples, *2 for stereo)
int16_t sampleBuffer[0x800 * 2];
uint16_t sampleOffset; // current offset in samplebuffer
uint32_t sampleCount; // samples generated since last render
uint16_t lastFrameBoundary;
};