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Fix the LPF cutoff

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This commit is contained in:
Jean Pierre Cimalando 2020-08-06 13:52:49 +02:00
parent b56821db00
commit 823088b629
1 changed files with 6 additions and 1 deletions
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7
src/sfizz/effects/Disto.cpp
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@ -21,6 +21,7 @@
#include "Disto.h"
#include "Opcode.h"
#include "Config.h"
#include "MathHelpers.h"
#include <hiir/Upsampler2xFpu.h>
#include <hiir/Downsampler2xFpu.h>
#include <absl/types/span.h>
@ -57,7 +58,11 @@ struct Disto::Impl {
std::unique_ptr<float[]> _temp8x[2];
// use the same formula as reverb
float toneCutoff() const noexcept { return 21.0f + _tone * 1.08f; }
float toneCutoff() const noexcept
{
float mk = 21.0f + _tone * 1.08f;
return 440.0f * std::exp2((mk - 69.0f) * (1.0f / 12.0f));
}
#define DEFINE_SET_GET(type, ident, name, var, def, min, max, step) \
float get_##ident(size_t c, size_t s) const noexcept { return _stages[c][s].var; } \