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use std:: math funcs in svf (mostly code style)

master
zetaPRIME 2022-03-16 04:03:47 -04:00
parent d960da0775
commit 19a82764cc
1 changed files with 4 additions and 5 deletions
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9
xybrid/nodelib/svfilter.cpp
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@ -1,7 +1,5 @@
#include "svfilter.h"
#include <cmath>
#include "nodelib/basics.h"
#include "audio/audioengine.h"
@ -13,9 +11,10 @@ void SVFilter::process(AudioFrame in, double freq, double res, int ovs) {
if (ovs <= 0) return;
//double f = freq / (audioEngine->curSampleRate() * ovs);
double f = 2 * sin(freq / (audioEngine->curSampleRate() * ovs));
double q = sqrt(1.0 - atan(sqrt(res)) * 2.0 / PI);
double damp = sqrt(q);
double f = 2.0 * std::sin(freq / (audioEngine->curSampleRate() * ovs));
//double f = 2.0 * std::sin(PI * std::min(0.25, freq / (audioEngine->curSampleRate() * ovs)));
double q = std::sqrt(1.0 - std::atan(sqrt(res)) * 2.0 / PI);
double damp = std::sqrt(q);
for (int i = 0; i < ovs; i++) {
low += band*f;