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/*
* ZamVerb
* Copyright (C) 2017 Damien Zammit <damien@zamaudio.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 2 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.
*/
#ifndef ZAMVERBPLUGIN_HPP_INCLUDED
#define ZAMVERBPLUGIN_HPP_INCLUDED
#include "DistrhoPlugin.hpp"
#include "convolution.hpp"
START_NAMESPACE_DISTRHO
// -----------------------------------------------------------------------
class ZamVerbPlugin : public Plugin
{
public:
enum Parameters
{
paramMaster = 0,
paramWetdry,
paramRoom,
paramCount
};
ZamVerbPlugin();
~ZamVerbPlugin();
protected:
// -------------------------------------------------------------------
// Information
const char* getLabel() const noexcept override
{
return "ZamVerb";
}
const char* getDescription() const noexcept override
{
return "Convolution Reverb effect";
}
const char* getMaker() const noexcept override
{
return "Damien Zammit";
}
const char* getHomePage() const noexcept override
{
return "http://www.zamaudio.com";
}
const char* getLicense() const noexcept override
{
return "GPL v2+";
}
uint32_t getVersion() const noexcept override
{
return d_version(3, 11, 0);
}
int64_t getUniqueId() const noexcept override
{
return d_cconst('Z', 'V', 'R', 'B');
}
// -------------------------------------------------------------------
// Init
void initParameter(uint32_t index, Parameter& parameter) ;
void initProgramName(uint32_t index, String& programName) ;
// -------------------------------------------------------------------
// Internal data
float getParameterValue(uint32_t index) const override;
void setParameterValue(uint32_t index, float value) override;
void loadProgram(uint32_t index) override;
void setState(const char *key, const char *index) override;
String getState(const char* key) const override;
void initState(unsigned int index, String& key, String& defval) override;
// -------------------------------------------------------------------
// Process
static inline float
sanitize_denormal(float v) {
if(!std::isnormal(v) || !std::isfinite(v))
return 0.f;
return v;
}
static inline float
from_dB(float gdb) {
return (exp(gdb/20.f*log(10.f)));
}
static inline float
to_dB(float g) {
return (20.f*log10(g));
}
void activate() override;
void deactivate() override;
void run(const float** inputs, float** outputs, uint32_t frames) override;
LV2convolv *clv[2];
int8_t swap;
int8_t active;
bool signal;
// -------------------------------------------------------------------
float **tmpouts;
float **tmpins;
private:
float master,wetdry,room,room_old; //parameters
};
// -----------------------------------------------------------------------
END_NAMESPACE_DISTRHO
#endif // ZAMVERB_HPP_INCLUDED
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