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waveform width/height controls

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This commit is contained in:
tildearrow 2022-01-11 03:16:32 -05:00
parent 02b5b05e04
commit 5637639950
5 changed files with 47 additions and 7 deletions
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9
src/engine/platform/gb.cpp
View file

@ -19,8 +19,13 @@ void DivPlatformGB::updateWave() {
DivWavetable* wt=parent->getWave(chan[2].wave);
rWrite(0x1a,0);
for (int i=0; i<16; i++) {
unsigned char next=((wt->data[i*2]&15)<<4)|(wt->data[1+i*2]&15);
rWrite(0x30+i,next);
if (wt->max<1 || wt->len<1) {
rWrite(0x30+i,0);
} else {
unsigned char nibble1=(wt->data[(i*2)*wt->len/32]*15)/wt->max;
unsigned char nibble2=(wt->data[(1+i*2)*wt->len/32]*15)/wt->max;
rWrite(0x30+i,(nibble1<<4)|nibble2);
}
}
}

6
src/engine/platform/pce.cpp
View file

@ -64,7 +64,11 @@ void DivPlatformPCE::updateWave(int ch) {
chWrite(ch,0x04,0x5f);
chWrite(ch,0x04,0x1f);
for (int i=0; i<32; i++) {
chWrite(ch,0x06,wt->data[i]&31);
if (wt->max<1 || wt->len<1) {
chWrite(ch,0x06,0);
} else {
chWrite(ch,0x06,wt->data[i*wt->len/32]*31/wt->max);
}
}
if (chan[ch].active) {
chWrite(ch,0x04,0x80|chan[ch].outVol);