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/*
* DISTRHO CycleShifter, a DPF'ied CycleShifter.
* Copyright (C) 2004 Niall Moody
* Copyright (C) 2015-2022 Filipe Coelho <falktx@falktx.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef DISTRHO_PLUGIN_CYCLE_SHIFTER_HPP_INCLUDED
#define DISTRHO_PLUGIN_CYCLE_SHIFTER_HPP_INCLUDED
#include "DistrhoPlugin.hpp"
#define BUFFER_SIZE 11025
START_NAMESPACE_DISTRHO
// -----------------------------------------------------------------------
class DistrhoPluginCycleShifter : public Plugin
{
public:
enum Parameters {
kParameterNewCycleVolume,
kParameterInputVolume,
kParameterCount
};
DistrhoPluginCycleShifter();
protected:
// -------------------------------------------------------------------
// Information
const char* getLabel() const noexcept override
{
return "CycleShifter";
}
const char* getDescription() const override
{
return "Reads in a cycle's-worth of the input signal, then (once the whole cycle's been read in) outputs it again, on top of the current output.\n\
Works best with long/sustained sounds (e.g. strings, pads etc.), sounds like a weird kind of gentle distortion.";
}
const char* getMaker() const noexcept override
{
return "ndc Plugs";
}
const char* getHomePage() const override
{
return "https://github.com/DISTRHO/ndc-Plugs";
}
const char* getLicense() const noexcept override
{
return "MIT";
}
uint32_t getVersion() const noexcept override
{
return d_version(0, 1, 0);
}
int64_t getUniqueId() const noexcept override
{
return d_cconst('C', 'S', 'f', 't');
}
// -------------------------------------------------------------------
// Init
void initAudioPort(bool input, uint32_t index, AudioPort& port) override;
void initParameter(uint32_t index, Parameter& parameter) override;
void initProgramName(uint32_t index, String& programName) override;
// -------------------------------------------------------------------
// Internal data
float getParameterValue(uint32_t index) const override;
void setParameterValue(uint32_t index, float value) override;
void loadProgram(uint32_t index) override;
// -------------------------------------------------------------------
// Process
void activate() override;
void run(const float** inputs, float** outputs, uint32_t frames) override;
// -------------------------------------------------------------------
private:
float fNewCycleVolume;
float fInputVolume;
float CycleBuffer[BUFFER_SIZE]; // buffer to store the cycle in
int OutIndex; // index for playing the buffer
int InCount; // counts how many samples we've recorded
bool ReadWrite; // 0=read, 1=write
float EnvOld; // last (input) sample - used to determine zero-crossings
float DoProcess(float a);
DISTRHO_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(DistrhoPluginCycleShifter)
};
// -----------------------------------------------------------------------
END_NAMESPACE_DISTRHO
#endif // DISTRHO_PLUGIN_CYCLE_SHIFTER_HPP_INCLUDED
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