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/*
==============================================================================
This file is part of the IEM plug-in suite.
Author: Daniel Rudrich
Copyright (c) 2017 - Institute of Electronic Music and Acoustics (IEM)
https://iem.at
The IEM plug-in suite 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.
The IEM plug-in suite 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 software. If not, see <https://www.gnu.org/licenses/>.
==============================================================================
*/
#pragma once
#include "../../resources/AudioProcessorBase.h"
#include "../JuceLibraryCode/JuceHeader.h"
#include "../../resources/Quaternion.h"
#include "../../resources/Weights.h"
#include "../../resources/efficientSHvanilla.h"
#define ProcessorClass DirectivityShaperAudioProcessor
#define numberOfBands 4
using namespace juce::dsp;
//==============================================================================
/**
*/
class DirectivityShaperAudioProcessor
: public AudioProcessorBase<IOTypes::AudioChannels<1>, IOTypes::Ambisonics<>>
{
public:
constexpr static int numberOfInputChannels = 1;
constexpr static int numberOfOutputChannels = 64;
//==============================================================================
DirectivityShaperAudioProcessor();
~DirectivityShaperAudioProcessor();
//==============================================================================
void prepareToPlay (double sampleRate, int samplesPerBlock) override;
void releaseResources() override;
void processBlock (juce::AudioSampleBuffer&, juce::MidiBuffer&) override;
//==============================================================================
juce::AudioProcessorEditor* createEditor() override;
bool hasEditor() const override;
//==============================================================================
int getNumPrograms() override;
int getCurrentProgram() override;
void setCurrentProgram (int index) override;
const juce::String getProgramName (int index) override;
void changeProgramName (int index, const juce::String& newName) override;
//==============================================================================
void getStateInformation (juce::MemoryBlock& destData) override;
void setStateInformation (const void* data, int sizeInBytes) override;
//==============================================================================
void parameterChanged (const juce::String& parameterID, float newValue) override;
//======= Parameters ===========================================================
std::vector<std::unique_ptr<juce::RangedAudioParameter>> createParameterLayout();
//==============================================================================
float weights[numberOfBands][8];
inline juce::dsp::IIR::Coefficients<float>::Ptr
createFilterCoefficients (int type, double sampleRate, double frequency, double Q);
IIR::Filter<float> filter[numberOfBands];
float probeGains[numberOfBands];
juce::Atomic<bool> repaintDV = true;
juce::Atomic<bool> repaintXY = true;
juce::Atomic<bool> repaintFV = true;
juce::Atomic<bool> repaintSphere = true;
void updateBuffers() override { repaintXY = true; };
private:
//==============================================================================
juce::AudioSampleBuffer filteredBuffer;
iem::Quaternion<float> quats[numberOfBands];
bool changeWeights = true;
bool probeChanged = true;
bool toggled = false;
bool moving = false;
float shOld[numberOfBands][64];
// parameters
std::atomic<float>* orderSetting;
std::atomic<float>* useSN3D;
std::atomic<float>* filterType[numberOfBands];
std::atomic<float>* filterFrequency[numberOfBands];
std::atomic<float>* filterQ[numberOfBands];
std::atomic<float>* filterGain[numberOfBands];
std::atomic<float>* probeAzimuth;
std::atomic<float>* probeElevation;
std::atomic<float>* probeRoll;
std::atomic<float>* probeLock;
std::atomic<float>* normalization;
std::atomic<float>* order[numberOfBands];
std::atomic<float>* shape[numberOfBands];
std::atomic<float>* azimuth[numberOfBands];
std::atomic<float>* elevation[numberOfBands];
//==============================================================================
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (DirectivityShaperAudioProcessor)
};
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