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Partially ES5506 support (not working yet!)

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Add sample related enums
Add support for backward/pingpong loop, loop end position
Structize Notemap in sample instrument
This commit is contained in:
cam900 2022-04-21 01:52:37 +09:00
parent 96715ed88c
commit 29ea6dc360
50 changed files with 4501 additions and 248 deletions
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119
src/engine/playback.cpp
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@ -511,6 +511,23 @@ bool DivEngine::perSystemEffect(int ch, unsigned char effect, unsigned char effe
return false;
}
break;
case DIV_SYSTEM_ES5506:
switch (effect) {
case 0x10: // echo feedback
dispatchCmd(DivCommand(DIV_CMD_QSOUND_ECHO_FEEDBACK,ch,effectVal));
break;
case 0x11: // echo level
dispatchCmd(DivCommand(DIV_CMD_QSOUND_ECHO_LEVEL,ch,effectVal));
break;
default:
if ((effect&0xf0)==0x30) {
dispatchCmd(DivCommand(DIV_CMD_QSOUND_ECHO_DELAY,ch,((effect & 0x0f) << 8) | effectVal));
} else {
return false;
}
break;
}
break;
default:
return false;
}
@ -1293,6 +1310,7 @@ void DivEngine::processRow(int i, bool afterDelay) {
sPreview.sample=-1;
sPreview.wave=-1;
sPreview.pos=0;
sPreview.dir=false;
break;
}
}
@ -1744,22 +1762,107 @@ void DivEngine::nextBuf(float** in, float** out, int inChans, int outChans, unsi
if (sPreview.pos>=s->samples) {
samp_temp=0;
} else {
samp_temp=s->data16[sPreview.pos++];
samp_temp=s->data16[sPreview.pos];
if (sPreview.dir) {
sPreview.pos--;
} else {
sPreview.pos++;
}
}
blip_add_delta(samp_bb,i,samp_temp-samp_prevSample);
samp_prevSample=samp_temp;
if (sPreview.pos>=s->samples) {
if (s->loopStart>=0 && s->loopStart<(int)s->samples) {
sPreview.pos=s->loopStart;
if (sPreview.dir) {
if (s->isLoopable() && ((int)sPreview.pos)<s->loopStart) {
switch (s->loopMode) {
case DIV_SAMPLE_LOOPMODE_FOWARD:
sPreview.dir=false;
sPreview.pos=s->loopStart+1;
break;
case DIV_SAMPLE_LOOPMODE_BACKWARD:
sPreview.dir=true;
sPreview.pos=s->loopEnd-1;
break;
case DIV_SAMPLE_LOOPMODE_PINGPONG:
sPreview.dir=false;
sPreview.pos=s->loopStart+1;
break;
case DIV_SAMPLE_LOOPMODE_ONESHOT:
default:
break;
}
}
} else {
if (s->isLoopable() && sPreview.pos>=s->loopEnd) {
switch (s->loopMode) {
case DIV_SAMPLE_LOOPMODE_FOWARD:
sPreview.dir=false;
sPreview.pos=s->loopStart;
break;
case DIV_SAMPLE_LOOPMODE_BACKWARD:
sPreview.dir=true;
sPreview.pos=s->loopEnd-1;
break;
case DIV_SAMPLE_LOOPMODE_PINGPONG:
sPreview.dir=true;
sPreview.pos=s->loopEnd-1;
break;
case DIV_SAMPLE_LOOPMODE_ONESHOT:
default:
break;
}
}
}
}
if (sPreview.pos>=s->samples) {
if (s->loopStart>=0 && s->loopStart<(int)s->samples) {
sPreview.pos=s->loopStart;
} else {
if (sPreview.dir) {
if (s->isLoopable() && ((int)sPreview.pos)<s->loopStart) {
switch (s->loopMode) {
case DIV_SAMPLE_LOOPMODE_FOWARD:
sPreview.dir=false;
sPreview.pos=s->loopStart+1;
break;
case DIV_SAMPLE_LOOPMODE_BACKWARD:
sPreview.dir=true;
sPreview.pos=s->loopEnd-1;
break;
case DIV_SAMPLE_LOOPMODE_PINGPONG:
sPreview.dir=false;
sPreview.pos=s->loopStart+1;
break;
case DIV_SAMPLE_LOOPMODE_ONESHOT:
default:
if (sPreview.pos<0) {
sPreview.sample=-1;
}
break;
}
} else if (sPreview.pos<0) {
sPreview.sample=-1;
}
} else {
if (s->isLoopable() && sPreview.pos>=s->loopEnd) {
switch (s->loopMode) {
case DIV_SAMPLE_LOOPMODE_FOWARD:
sPreview.dir=false;
sPreview.pos=s->loopStart;
break;
case DIV_SAMPLE_LOOPMODE_BACKWARD:
sPreview.dir=true;
sPreview.pos=s->loopEnd-1;
break;
case DIV_SAMPLE_LOOPMODE_PINGPONG:
sPreview.dir=true;
sPreview.pos=s->loopEnd-1;
break;
case DIV_SAMPLE_LOOPMODE_ONESHOT:
default:
if (sPreview.pos>=s->samples) {
sPreview.sample=-1;
}
break;
}
} else if (sPreview.pos>=s->samples) {
sPreview.sample=-1;
}
}