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Namco WSG: 3 channel WSG now works

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This commit is contained in:
tildearrow 2022-05-21 01:34:43 -05:00
parent a9f9d6144a
commit b17694c6a3
3 changed files with 39 additions and 11 deletions
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20
src/engine/platform/namcowsg.cpp
View file

@ -24,7 +24,7 @@
//#define rWrite(a,v) pendingWrites[a]=v;
#define rWrite(a,v) if (!skipRegisterWrites) {writes.emplace(a,v); if (dumpWrites) {addWrite(a,v);} }
#define CHIP_FREQBASE 524288
#define CHIP_FREQBASE 2097152
const char* regCheatSheetNamcoWSG[]={
"Select", "0",
@ -83,7 +83,6 @@ void DivPlatformNamcoWSG::acquire(short* bufL, short* bufR, size_t start, size_t
}
void DivPlatformNamcoWSG::updateWave(int ch) {
printf("UPDATE NAMCO WAVE\n");
for (int i=0; i<32; i++) {
namco->update_namco_waveform(i+ch*32,chan[ch].ws.output[i]);
}
@ -150,7 +149,6 @@ void DivPlatformNamcoWSG::tick(bool sysTick) {
if (chan[i].freqChanged || chan[i].keyOn || chan[i].keyOff) {
//DivInstrument* ins=parent->getIns(chan[i].ins,DIV_INS_PCE);
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,false,2,chan[i].pitch2,chipClock,CHIP_FREQBASE);
printf("f: %d\n",chan[i].freq);
if (chan[i].freq>1048575) chan[i].freq=1048575;
if (chan[i].keyOn) {
}
@ -163,10 +161,22 @@ void DivPlatformNamcoWSG::tick(bool sysTick) {
}
// update state
if (chan[0].active) {
rWrite(0x15,chan[0].outVol);
} else {
rWrite(0x15,0);
}
if (chan[1].active) {
rWrite(0x1a,chan[1].outVol);
} else {
rWrite(0x1a,0);
}
if (chan[2].active) {
rWrite(0x1f,chan[2].outVol);
printf("%d %d %d\n",chan[0].outVol,chan[1].outVol,chan[2].outVol);
} else {
rWrite(0x1f,0);
}
//printf("%d %d %d\n",chan[0].outVol,chan[1].outVol,chan[2].outVol);
rWrite(0x10,(chan[0].freq)&15);
rWrite(0x11,(chan[0].freq>>4)&15);
@ -415,7 +425,7 @@ void DivPlatformNamcoWSG::setDeviceType(int type) {
void DivPlatformNamcoWSG::setFlags(unsigned int flags) {
chipClock=3072000;
rate=chipClock/16;
rate=chipClock/32;
namco->device_clock_changed(rate);
for (int i=0; i<chans; i++) {
oscBuf[i]->rate=rate;

16
src/engine/platform/sound/namco.cpp
View file

@ -129,7 +129,6 @@ void namco_audio_device::device_clock_changed(int clk)
/* update the decoded waveform data */
void namco_audio_device::update_namco_waveform(int offset, uint8_t data)
{
printf("writing %d to %d\n",data,offset);
if (m_wave_size == 1)
{
int16_t wdata;
@ -188,6 +187,20 @@ void namco_audio_device::sound_enable_w(int state)
m_sound_enable = state;
}
void namco_device::device_start(unsigned char* wavePtr) {
memset(m_soundregs,0,1024);
namco_audio_device::device_start(wavePtr);
}
void namco_15xx_device::device_start(unsigned char* wavePtr) {
memset(m_soundregs,0,1024);
namco_audio_device::device_start(wavePtr);
}
void namco_cus30_device::device_start(unsigned char* wavePtr) {
namco_audio_device::device_start(wavePtr);
}
/********************************************************************************/
@ -235,7 +248,6 @@ void namco_device::pacman_sound_w(int offset, uint8_t data)
{
case 0x05:
voice->waveform_select = data & 7;
printf("selecting waveform %d\n",data);
break;
case 0x10:

8
src/engine/platform/sound/namco.h
View file

@ -36,7 +36,7 @@ public:
namco_audio_device(uint32_t clock);
// device-level overrides
void device_start(unsigned char* wavePtr);
virtual void device_start(unsigned char* wavePtr);
void device_clock_changed(int clk);
// internal state
@ -82,6 +82,8 @@ public:
uint8_t polepos_sound_r(int offset);
void polepos_sound_w(int offset, uint8_t data);
void device_start(unsigned char* wavePtr);
~namco_device() {}
private:
@ -98,6 +100,8 @@ public:
uint8_t sharedram_r(int offset);
void sharedram_w(int offset, uint8_t data);
void device_start(unsigned char* wavePtr);
~namco_15xx_device() {}
private:
@ -116,6 +120,8 @@ public:
void pacman_sound_w(int offset, uint8_t data);
void device_start(unsigned char* wavePtr);
~namco_cus30_device() {}
};