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add ability to preview wavetables

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issue #16
This commit is contained in:
tildearrow 2022-01-20 00:07:53 -05:00
parent 85bb081f3b
commit 85dd6c3579
5 changed files with 96 additions and 14 deletions
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23
src/engine/engine.cpp
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@ -2820,9 +2820,32 @@ void DivEngine::previewSample(int sample) {
samp_prevSample=0;
sPreview.pos=0;
sPreview.sample=sample;
sPreview.wave=-1;
isBusy.unlock();
}
void DivEngine::previewWave(int wave, int note) {
isBusy.lock();
if (wave<0 || wave>=(int)song.wave.size()) {
sPreview.wave=-1;
sPreview.pos=0;
isBusy.unlock();
return;
}
blip_clear(samp_bb);
blip_set_rates(samp_bb,song.wave[wave]->len*(27.5*pow(2.0,(double)(note+3)/12.0)),got.rate);
samp_prevSample=0;
sPreview.pos=0;
sPreview.sample=-1;
sPreview.wave=wave;
isBusy.unlock();
}
void DivEngine::stopWavePreview() {
sPreview.wave=-1;
sPreview.pos=0;
}
String DivEngine::getConfigPath() {
return configPath;
}