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Prepare the coeffs initially in filter-based effects

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This commit is contained in:
Jean Pierre Cimalando 2020-03-12 22:58:50 +01:00 • committed by Paul Fd
parent 1ba834a892
commit 98b44d7097
4 changed files with 20 additions and 0 deletions
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7
src/sfizz/effects/Eq.cpp
View file

@ -36,6 +36,7 @@ namespace fx {
void Eq::setSampleRate(double sampleRate)
{
_filter.init(sampleRate);
prepareFilter();
}
void Eq::setSamplesPerBlock(int samplesPerBlock)
@ -46,6 +47,7 @@ namespace fx {
void Eq::clear()
{
_filter.clear();
prepareFilter();
}
void Eq::process(const float* const inputs[], float* const outputs[], unsigned nframes)
@ -93,5 +95,10 @@ namespace fx {
return absl::make_unique<Eq>(desc);
}
void Eq::prepareFilter()
{
_filter.prepare(_desc.frequency, _desc.bandwidth, _desc.gain);
}
} // namespace fx
} // namespace sfz

3
src/sfizz/effects/Eq.h
View file

@ -45,6 +45,9 @@ namespace fx {
*/
static std::unique_ptr<Effect> makeInstance(absl::Span<const Opcode> members);
private:
void prepareFilter();
private:
sfz::FilterEq _filter;
EQDescription _desc;

7
src/sfizz/effects/Filter.cpp
View file

@ -38,6 +38,7 @@ namespace fx {
void Filter::setSampleRate(double sampleRate)
{
_filter.init(sampleRate);
prepareFilter();
}
void Filter::setSamplesPerBlock(int samplesPerBlock)
@ -48,6 +49,7 @@ namespace fx {
void Filter::clear()
{
_filter.clear();
prepareFilter();
}
void Filter::process(const float* const inputs[], float* const outputs[], unsigned nframes)
@ -96,5 +98,10 @@ namespace fx {
return absl::make_unique<Filter>(desc);
}
void Filter::prepareFilter()
{
_filter.prepare(_desc.cutoff, _desc.resonance, _desc.gain);
}
} // namespace fx
} // namespace sfz

3
src/sfizz/effects/Filter.h
View file

@ -45,6 +45,9 @@ namespace fx {
*/
static std::unique_ptr<Effect> makeInstance(absl::Span<const Opcode> members);
private:
void prepareFilter();
private:
sfz::Filter _filter;
FilterDescription _desc;