25bd5d8adb
subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
463 lines
21 KiB
C++
463 lines
21 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2020 - Raw Material Software Limited
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JUCE is an open source library subject to commercial or open-source
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licensing.
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By using JUCE, you agree to the terms of both the JUCE 6 End-User License
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Agreement and JUCE Privacy Policy (both effective as of the 16th June 2020).
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End User License Agreement: www.juce.com/juce-6-licence
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Privacy Policy: www.juce.com/juce-privacy-policy
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Or: You may also use this code under the terms of the GPL v3 (see
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www.gnu.org/licenses).
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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#include <JuceHeader.h>
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#include <juce_audio_plugin_client/juce_audio_plugin_client.h>
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#include "InternalPlugins.h"
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#include "PluginGraph.h"
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#include "../../../../examples/Plugins/AUv3SynthPluginDemo.h"
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#include "../../../../examples/Plugins/ArpeggiatorPluginDemo.h"
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#include "../../../../examples/Plugins/AudioPluginDemo.h"
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#include "../../../../examples/Plugins/DSPModulePluginDemo.h"
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#include "../../../../examples/Plugins/GainPluginDemo.h"
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#include "../../../../examples/Plugins/MidiLoggerPluginDemo.h"
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#include "../../../../examples/Plugins/MultiOutSynthPluginDemo.h"
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#include "../../../../examples/Plugins/NoiseGatePluginDemo.h"
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#include "../../../../examples/Plugins/SamplerPluginDemo.h"
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#include "../../../../examples/Plugins/SurroundPluginDemo.h"
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//==============================================================================
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class InternalPlugin : public AudioPluginInstance
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{
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public:
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explicit InternalPlugin (std::unique_ptr<AudioProcessor> innerIn)
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: inner (std::move (innerIn))
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{
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jassert (inner != nullptr);
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for (auto isInput : { true, false })
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matchChannels (isInput);
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setBusesLayout (inner->getBusesLayout());
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}
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//==============================================================================
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const String getName() const override { return inner->getName(); }
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StringArray getAlternateDisplayNames() const override { return inner->getAlternateDisplayNames(); }
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double getTailLengthSeconds() const override { return inner->getTailLengthSeconds(); }
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bool acceptsMidi() const override { return inner->acceptsMidi(); }
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bool producesMidi() const override { return inner->producesMidi(); }
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AudioProcessorEditor* createEditor() override { return inner->createEditor(); }
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bool hasEditor() const override { return inner->hasEditor(); }
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int getNumPrograms() override { return inner->getNumPrograms(); }
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int getCurrentProgram() override { return inner->getCurrentProgram(); }
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void setCurrentProgram (int i) override { inner->setCurrentProgram (i); }
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const String getProgramName (int i) override { return inner->getProgramName (i); }
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void changeProgramName (int i, const String& n) override { inner->changeProgramName (i, n); }
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void getStateInformation (juce::MemoryBlock& b) override { inner->getStateInformation (b); }
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void setStateInformation (const void* d, int s) override { inner->setStateInformation (d, s); }
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void getCurrentProgramStateInformation (juce::MemoryBlock& b) override { inner->getCurrentProgramStateInformation (b); }
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void setCurrentProgramStateInformation (const void* d, int s) override { inner->setCurrentProgramStateInformation (d, s); }
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void prepareToPlay (double sr, int bs) override { inner->setRateAndBufferSizeDetails (sr, bs); inner->prepareToPlay (sr, bs); }
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void releaseResources() override { inner->releaseResources(); }
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void memoryWarningReceived() override { inner->memoryWarningReceived(); }
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void processBlock (AudioBuffer<float>& a, MidiBuffer& m) override { inner->processBlock (a, m); }
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void processBlock (AudioBuffer<double>& a, MidiBuffer& m) override { inner->processBlock (a, m); }
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void processBlockBypassed (AudioBuffer<float>& a, MidiBuffer& m) override { inner->processBlockBypassed (a, m); }
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void processBlockBypassed (AudioBuffer<double>& a, MidiBuffer& m) override { inner->processBlockBypassed (a, m); }
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bool supportsDoublePrecisionProcessing() const override { return inner->supportsDoublePrecisionProcessing(); }
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bool supportsMPE() const override { return inner->supportsMPE(); }
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bool isMidiEffect() const override { return inner->isMidiEffect(); }
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void reset() override { inner->reset(); }
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void setNonRealtime (bool b) noexcept override { inner->setNonRealtime (b); }
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void refreshParameterList() override { inner->refreshParameterList(); }
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void numChannelsChanged() override { inner->numChannelsChanged(); }
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void numBusesChanged() override { inner->numBusesChanged(); }
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void processorLayoutsChanged() override { inner->processorLayoutsChanged(); }
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void setPlayHead (AudioPlayHead* p) override { inner->setPlayHead (p); }
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void updateTrackProperties (const TrackProperties& p) override { inner->updateTrackProperties (p); }
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bool isBusesLayoutSupported (const BusesLayout& layout) const override { return inner->checkBusesLayoutSupported (layout); }
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bool canAddBus (bool) const override { return true; }
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bool canRemoveBus (bool) const override { return true; }
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//==============================================================================
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void fillInPluginDescription (PluginDescription& description) const override
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{
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description = getPluginDescription (*inner);
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}
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private:
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static PluginDescription getPluginDescription (const AudioProcessor& proc)
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{
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const auto ins = proc.getTotalNumInputChannels();
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const auto outs = proc.getTotalNumOutputChannels();
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const auto identifier = proc.getName();
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const auto registerAsGenerator = ins == 0;
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const auto acceptsMidi = proc.acceptsMidi();
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PluginDescription descr;
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descr.name = identifier;
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descr.descriptiveName = identifier;
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descr.pluginFormatName = InternalPluginFormat::getIdentifier();
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descr.category = (registerAsGenerator ? (acceptsMidi ? "Synth" : "Generator") : "Effect");
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descr.manufacturerName = "JUCE";
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descr.version = ProjectInfo::versionString;
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descr.fileOrIdentifier = identifier;
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descr.isInstrument = (acceptsMidi && registerAsGenerator);
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descr.numInputChannels = ins;
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descr.numOutputChannels = outs;
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descr.uniqueId = descr.deprecatedUid = identifier.hashCode();
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return descr;
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}
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void matchChannels (bool isInput)
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{
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const auto inBuses = inner->getBusCount (isInput);
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while (getBusCount (isInput) < inBuses)
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addBus (isInput);
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while (inBuses < getBusCount (isInput))
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removeBus (isInput);
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}
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std::unique_ptr<AudioProcessor> inner;
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//==============================================================================
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (InternalPlugin)
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};
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//==============================================================================
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class SineWaveSynth : public AudioProcessor
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{
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public:
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SineWaveSynth()
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: AudioProcessor (BusesProperties().withOutput ("Output", AudioChannelSet::stereo()))
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{
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const int numVoices = 8;
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// Add some voices...
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for (int i = numVoices; --i >= 0;)
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synth.addVoice (new SineWaveVoice());
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// ..and give the synth a sound to play
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synth.addSound (new SineWaveSound());
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}
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static String getIdentifier()
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{
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return "Sine Wave Synth";
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}
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//==============================================================================
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void prepareToPlay (double newSampleRate, int) override
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{
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synth.setCurrentPlaybackSampleRate (newSampleRate);
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}
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void releaseResources() override {}
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//==============================================================================
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void processBlock (AudioBuffer<float>& buffer, MidiBuffer& midiMessages) override
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{
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const int numSamples = buffer.getNumSamples();
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buffer.clear();
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synth.renderNextBlock (buffer, midiMessages, 0, numSamples);
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buffer.applyGain (0.8f);
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}
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using AudioProcessor::processBlock;
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const String getName() const override { return getIdentifier(); }
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double getTailLengthSeconds() const override { return 0.0; }
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bool acceptsMidi() const override { return true; }
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bool producesMidi() const override { return true; }
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AudioProcessorEditor* createEditor() override { return nullptr; }
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bool hasEditor() const override { return false; }
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int getNumPrograms() override { return 1; }
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int getCurrentProgram() override { return 0; }
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void setCurrentProgram (int) override {}
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const String getProgramName (int) override { return {}; }
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void changeProgramName (int, const String&) override {}
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void getStateInformation (juce::MemoryBlock&) override {}
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void setStateInformation (const void*, int) override {}
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private:
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//==============================================================================
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struct SineWaveSound : public SynthesiserSound
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{
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SineWaveSound() = default;
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bool appliesToNote (int /*midiNoteNumber*/) override { return true; }
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bool appliesToChannel (int /*midiChannel*/) override { return true; }
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};
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struct SineWaveVoice : public SynthesiserVoice
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{
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SineWaveVoice() = default;
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bool canPlaySound (SynthesiserSound* sound) override
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{
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return dynamic_cast<SineWaveSound*> (sound) != nullptr;
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}
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void startNote (int midiNoteNumber, float velocity,
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SynthesiserSound* /*sound*/,
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int /*currentPitchWheelPosition*/) override
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{
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currentAngle = 0.0;
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level = velocity * 0.15;
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tailOff = 0.0;
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double cyclesPerSecond = MidiMessage::getMidiNoteInHertz (midiNoteNumber);
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double cyclesPerSample = cyclesPerSecond / getSampleRate();
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angleDelta = cyclesPerSample * 2.0 * MathConstants<double>::pi;
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}
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void stopNote (float /*velocity*/, bool allowTailOff) override
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{
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if (allowTailOff)
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{
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// start a tail-off by setting this flag. The render callback will pick up on
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// this and do a fade out, calling clearCurrentNote() when it's finished.
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if (tailOff == 0.0) // we only need to begin a tail-off if it's not already doing so - the
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// stopNote method could be called more than once.
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tailOff = 1.0;
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}
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else
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{
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// we're being told to stop playing immediately, so reset everything..
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clearCurrentNote();
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angleDelta = 0.0;
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}
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}
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void pitchWheelMoved (int /*newValue*/) override
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{
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// not implemented for the purposes of this demo!
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}
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void controllerMoved (int /*controllerNumber*/, int /*newValue*/) override
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{
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// not implemented for the purposes of this demo!
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}
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void renderNextBlock (AudioBuffer<float>& outputBuffer, int startSample, int numSamples) override
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{
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if (angleDelta != 0.0)
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{
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if (tailOff > 0)
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{
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while (--numSamples >= 0)
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{
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const float currentSample = (float) (sin (currentAngle) * level * tailOff);
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for (int i = outputBuffer.getNumChannels(); --i >= 0;)
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outputBuffer.addSample (i, startSample, currentSample);
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currentAngle += angleDelta;
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++startSample;
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tailOff *= 0.99;
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if (tailOff <= 0.005)
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{
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// tells the synth that this voice has stopped
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clearCurrentNote();
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angleDelta = 0.0;
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break;
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}
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}
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}
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else
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{
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while (--numSamples >= 0)
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{
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const float currentSample = (float) (sin (currentAngle) * level);
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for (int i = outputBuffer.getNumChannels(); --i >= 0;)
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outputBuffer.addSample (i, startSample, currentSample);
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currentAngle += angleDelta;
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++startSample;
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}
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}
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}
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}
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using SynthesiserVoice::renderNextBlock;
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private:
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double currentAngle = 0, angleDelta = 0, level = 0, tailOff = 0;
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};
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//==============================================================================
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Synthesiser synth;
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//==============================================================================
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (SineWaveSynth)
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};
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//==============================================================================
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class ReverbPlugin : public AudioProcessor
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{
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public:
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ReverbPlugin()
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: AudioProcessor (BusesProperties().withInput ("Input", AudioChannelSet::stereo())
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.withOutput ("Output", AudioChannelSet::stereo()))
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{}
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static String getIdentifier()
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{
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return "Reverb";
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}
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void prepareToPlay (double newSampleRate, int) override
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{
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reverb.setSampleRate (newSampleRate);
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}
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void reset() override
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{
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reverb.reset();
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}
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void releaseResources() override {}
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void processBlock (AudioBuffer<float>& buffer, MidiBuffer&) override
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{
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auto numChannels = buffer.getNumChannels();
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if (numChannels == 1)
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reverb.processMono (buffer.getWritePointer (0), buffer.getNumSamples());
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else
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reverb.processStereo (buffer.getWritePointer (0),
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buffer.getWritePointer (1),
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buffer.getNumSamples());
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for (int ch = 2; ch < numChannels; ++ch)
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buffer.clear (ch, 0, buffer.getNumSamples());
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}
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using AudioProcessor::processBlock;
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const String getName() const override { return getIdentifier(); }
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double getTailLengthSeconds() const override { return 0.0; }
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bool acceptsMidi() const override { return false; }
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bool producesMidi() const override { return false; }
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AudioProcessorEditor* createEditor() override { return nullptr; }
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bool hasEditor() const override { return false; }
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int getNumPrograms() override { return 1; }
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int getCurrentProgram() override { return 0; }
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void setCurrentProgram (int) override {}
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const String getProgramName (int) override { return {}; }
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void changeProgramName (int, const String&) override {}
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void getStateInformation (juce::MemoryBlock&) override {}
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void setStateInformation (const void*, int) override {}
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private:
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Reverb reverb;
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};
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//==============================================================================
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InternalPluginFormat::InternalPluginFactory::InternalPluginFactory (const std::initializer_list<Constructor>& constructorsIn)
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: constructors (constructorsIn),
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descriptions ([&]
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{
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std::vector<PluginDescription> result;
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for (const auto& constructor : constructors)
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result.push_back (constructor()->getPluginDescription());
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return result;
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}())
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{}
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std::unique_ptr<AudioPluginInstance> InternalPluginFormat::InternalPluginFactory::createInstance (const String& name) const
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{
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const auto begin = descriptions.begin();
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const auto it = std::find_if (begin,
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descriptions.end(),
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[&] (const PluginDescription& desc) { return name.equalsIgnoreCase (desc.name); });
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if (it == descriptions.end())
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return nullptr;
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const auto index = (size_t) std::distance (begin, it);
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return constructors[index]();
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}
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InternalPluginFormat::InternalPluginFormat()
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: factory {
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[] { return std::make_unique<AudioProcessorGraph::AudioGraphIOProcessor> (AudioProcessorGraph::AudioGraphIOProcessor::audioInputNode); },
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[] { return std::make_unique<AudioProcessorGraph::AudioGraphIOProcessor> (AudioProcessorGraph::AudioGraphIOProcessor::midiInputNode); },
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[] { return std::make_unique<AudioProcessorGraph::AudioGraphIOProcessor> (AudioProcessorGraph::AudioGraphIOProcessor::audioOutputNode); },
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[] { return std::make_unique<AudioProcessorGraph::AudioGraphIOProcessor> (AudioProcessorGraph::AudioGraphIOProcessor::midiOutputNode); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<SineWaveSynth>()); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<ReverbPlugin>()); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<AUv3SynthProcessor>()); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<Arpeggiator>()); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<DspModulePluginDemoAudioProcessor>()); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<GainProcessor>()); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<JuceDemoPluginAudioProcessor>()); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<MidiLoggerPluginDemoProcessor>()); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<MultiOutSynth>()); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<NoiseGate>()); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<SamplerAudioProcessor>()); },
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[] { return std::make_unique<InternalPlugin> (std::make_unique<SurroundProcessor>()); }
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}
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{
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}
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std::unique_ptr<AudioPluginInstance> InternalPluginFormat::createInstance (const String& name)
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{
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return factory.createInstance (name);
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}
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void InternalPluginFormat::createPluginInstance (const PluginDescription& desc,
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double /*initialSampleRate*/, int /*initialBufferSize*/,
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PluginCreationCallback callback)
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{
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if (auto p = createInstance (desc.name))
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callback (std::move (p), {});
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else
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callback (nullptr, NEEDS_TRANS ("Invalid internal plugin name"));
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}
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bool InternalPluginFormat::requiresUnblockedMessageThreadDuringCreation (const PluginDescription&) const
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{
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return false;
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}
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const std::vector<PluginDescription>& InternalPluginFormat::getAllTypes() const
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{
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return factory.getDescriptions();
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}
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