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/*
* ZaMultiComp multiband compressor
* Copyright (C) 2014 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.
*
* For a full copy of the GNU General Public License see the doc/GPL.txt file.
*/
#ifndef ZAMULTICOMPUI_HPP_INCLUDED
#define ZAMULTICOMPUI_HPP_INCLUDED
#include "DistrhoUI.hpp"
#include "ImageWidgets.hpp"
#include "../../widgets/ZamWidgets.hpp"
#include "ZaMultiCompArtwork.hpp"
#define COMPOINTS 1000
#define MAX_COMP 3
using DGL::Image;
using DGL::ZamKnob;
using DGL::ImageSwitch;
START_NAMESPACE_DISTRHO
// -----------------------------------------------------------------------
class ZaMultiCompUI : public UI,
public ZamKnob::Callback,
public ImageSwitch::Callback
{
public:
ZaMultiCompUI();
protected:
// -------------------------------------------------------------------
void compcurve(float in, int k, float* x, float* y);
void compdot(float in, int k, float* x, float* y);
void calc_compcurves(void);
// -------------------------------------------------------------------
// DSP Callbacks
void parameterChanged(uint32_t index, float value) override;
void programLoaded(uint32_t index) override;
void stateChanged(const char*, const char*) override;
// -------------------------------------------------------------------
// Widget Callbacks
void imageKnobDragStarted(ZamKnob* knob) override;
void imageKnobDragFinished(ZamKnob* knob) override;
void imageKnobValueChanged(ZamKnob* knob, float value) override;
void imageSwitchClicked(ImageSwitch* toggle, bool down) override;
void onDisplay() override;
inline double
to_dB(double g) {
return (20.*log10(g));
}
inline double
from_dB(double gdb) {
return (exp(gdb/20.*log(10.)));
}
inline double
sanitize_denormal(double value) {
if (!std::isnormal(value)) {
return (0.);
}
return value;
}
private:
Image fImgBackground;
ScopedPointer<ZamKnob> fKnobAttack1, fKnobAttack2, fKnobAttack3;
ScopedPointer<ZamKnob> fKnobRelease1, fKnobRelease2, fKnobRelease3;
ScopedPointer<ZamKnob> fKnobThresh1, fKnobThresh2, fKnobThresh3;
ScopedPointer<ZamKnob> fKnobRatio1;
ScopedPointer<ZamKnob> fKnobRatio2;
ScopedPointer<ZamKnob> fKnobRatio3;
ScopedPointer<ZamKnob> fKnobKnee1;
ScopedPointer<ZamKnob> fKnobKnee2;
ScopedPointer<ZamKnob> fKnobKnee3;
ScopedPointer<ZamKnob> fKnobGlobalGain;
ScopedPointer<ZamKnob> fKnobMakeup1, fKnobMakeup2, fKnobMakeup3;
ScopedPointer<ZamKnob> fKnobXover1, fKnobXover2;
ScopedPointer<ImageSwitch> fToggleBypass1, fToggleBypass2, fToggleBypass3;
ScopedPointer<ImageSwitch> fToggleListen1, fToggleListen2, fToggleListen3;
Image fLedRedImg;
float fLedRedValue[3];
Image fLedYellowImg;
float fLedYellowValueL;
DGL::Rectangle<int> fCanvasArea;
float fThresh[MAX_COMP];
float fListen[MAX_COMP];
float fRatio[MAX_COMP];
float fKnee[MAX_COMP];
float fMakeup[MAX_COMP];
float fBypass[MAX_COMP];
float fMaster;
float compx[MAX_COMP][COMPOINTS];
float compy[MAX_COMP][COMPOINTS];
float dotx[MAX_COMP];
float doty[MAX_COMP];
float outlevel[3];
};
// -----------------------------------------------------------------------
END_NAMESPACE_DISTRHO
#endif // ZAMULTICOMPUI_HPP_INCLUDED
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