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N163: implement wave synth

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I hope this does not break any songs
This commit is contained in:
tildearrow 2022-04-12 00:17:34 -05:00
parent 0ea6437a86
commit e77ecfd04b
6 changed files with 118 additions and 29 deletions
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9
src/engine/waveSynth.cpp
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@ -18,6 +18,7 @@ bool DivWaveSynth::tick() {
bool updated=first;
first=false;
if (!state.enabled) return updated;
if (width<1) return false;
if (--divCounter<=0) {
// run effect
@ -84,8 +85,15 @@ bool DivWaveSynth::tick() {
return updated;
}
void DivWaveSynth::setWidth(int val) {
width=val;
if (width<0) width=0;
if (width>256) width=256;
}
void DivWaveSynth::changeWave1(int num) {
DivWavetable* w1=e->getWave(num);
if (width<1) return;
for (int i=0; i<width; i++) {
if (w1->max<1 || w1->len<1) {
wave1[i]=0;
@ -103,6 +111,7 @@ void DivWaveSynth::changeWave1(int num) {
void DivWaveSynth::changeWave2(int num) {
DivWavetable* w2=e->getWave(num);
if (width<1) return;
for (int i=0; i<width; i++) {
if (w2->max<1 || w2->len<1) {
wave2[i]=0;