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/**
bespoke synth, a software modular synthesizer
Copyright (C) 2021 Ryan Challinor (contact: awwbees@gmail.com)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
**/
//
// PitchShiftEffect.cpp
// Bespoke
//
// Created by Ryan Challinor on 3/21/15.
//
//
#include "PitchShiftEffect.h"
#include "OpenFrameworksPort.h"
#include "SynthGlobals.h"
#include "Profiler.h"
PitchShiftEffect::PitchShiftEffect()
{
for (int i = 0; i < ChannelBuffer::kMaxNumChannels; ++i)
mPitchShifter[i] = new PitchShifter(1024);
}
PitchShiftEffect::~PitchShiftEffect()
{
for (int i = 0; i < ChannelBuffer::kMaxNumChannels; ++i)
delete mPitchShifter[i];
}
void PitchShiftEffect::CreateUIControls()
{
IDrawableModule::CreateUIControls();
mRatioSlider = new FloatSlider(this, "ratio", 5, 4, 85, 15, &mRatio, .5f, 2.0f);
mRatioSelector = new RadioButton(this, "ratioselector", 5, 20, &mRatioSelection, kRadioHorizontal);
mRatioSelector->AddLabel(".5", 5);
mRatioSelector->AddLabel("1", 10);
mRatioSelector->AddLabel("1.5", 15);
mRatioSelector->AddLabel("2", 20);
}
void PitchShiftEffect::ProcessAudio(double time, ChannelBuffer* buffer)
{
PROFILER(PitchShiftEffect);
if (!mEnabled)
return;
float bufferSize = buffer->BufferSize();
ComputeSliders(0);
for (int ch = 0; ch < buffer->NumActiveChannels(); ++ch)
{
mPitchShifter[ch]->SetRatio(mRatio);
mPitchShifter[ch]->Process(buffer->GetChannel(ch), bufferSize);
}
}
void PitchShiftEffect::DrawModule()
{
if (!mEnabled)
return;
mRatioSlider->Draw();
mRatioSelector->Draw();
}
void PitchShiftEffect::GetModuleDimensions(float& width, float& height)
{
if (mEnabled)
{
width = 105;
height = 39;
}
else
{
width = 105;
height = 0;
}
}
float PitchShiftEffect::GetEffectAmount()
{
if (!mEnabled)
return 0;
return ofClamp(fabsf((mRatio - 1) * 10), 0, 1);
}
void PitchShiftEffect::IntSliderUpdated(IntSlider* slider, int oldVal, double time)
{
}
void PitchShiftEffect::FloatSliderUpdated(FloatSlider* slider, float oldVal, double time)
{
if (slider == mRatioSlider)
mRatioSelection = -1;
}
void PitchShiftEffect::RadioButtonUpdated(RadioButton* radio, int oldVal, double time)
{
if (radio == mRatioSelector)
mRatio = mRatioSelection / 10.0f;
}
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