sine: added project
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102
sine/Source/Main.cpp
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102
sine/Source/Main.cpp
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/*
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==============================================================================
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This file was auto-generated!
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It contains the basic startup code for a Juce application.
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==============================================================================
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*/
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#include "../JuceLibraryCode/JuceHeader.h"
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Component* createMainContentComponent();
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//==============================================================================
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class sineApplication : public JUCEApplication
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{
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public:
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//==============================================================================
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sineApplication() {}
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const String getApplicationName() override { return ProjectInfo::projectName; }
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const String getApplicationVersion() override { return ProjectInfo::versionString; }
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bool moreThanOneInstanceAllowed() override { return true; }
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//==============================================================================
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void initialise (const String& commandLine) override
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{
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// This method is where you should put your application's initialisation code..
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mainWindow = new MainWindow (getApplicationName());
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}
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void shutdown() override
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{
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// Add your application's shutdown code here..
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mainWindow = nullptr; // (deletes our window)
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}
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//==============================================================================
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void systemRequestedQuit() override
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{
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// This is called when the app is being asked to quit: you can ignore this
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// request and let the app carry on running, or call quit() to allow the app to close.
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quit();
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}
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void anotherInstanceStarted (const String& commandLine) override
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{
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// When another instance of the app is launched while this one is running,
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// this method is invoked, and the commandLine parameter tells you what
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// the other instance's command-line arguments were.
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}
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//==============================================================================
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/*
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This class implements the desktop window that contains an instance of
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our MainContentComponent class.
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*/
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class MainWindow : public DocumentWindow
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{
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public:
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MainWindow (String name) : DocumentWindow (name,
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Desktop::getInstance().getDefaultLookAndFeel()
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.findColour (ResizableWindow::backgroundColourId),
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DocumentWindow::allButtons)
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{
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setUsingNativeTitleBar (true);
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setContentOwned (createMainContentComponent(), true);
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setResizable (true, true);
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centreWithSize (getWidth(), getHeight());
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setVisible (true);
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}
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void closeButtonPressed() override
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{
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// This is called when the user tries to close this window. Here, we'll just
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// ask the app to quit when this happens, but you can change this to do
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// whatever you need.
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JUCEApplication::getInstance()->systemRequestedQuit();
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}
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/* Note: Be careful if you override any DocumentWindow methods - the base
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class uses a lot of them, so by overriding you might break its functionality.
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It's best to do all your work in your content component instead, but if
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you really have to override any DocumentWindow methods, make sure your
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subclass also calls the superclass's method.
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*/
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private:
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (MainWindow)
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};
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private:
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ScopedPointer<MainWindow> mainWindow;
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};
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//==============================================================================
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// This macro generates the main() routine that launches the app.
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START_JUCE_APPLICATION (sineApplication)
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86
sine/Source/MainComponent.cpp
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86
sine/Source/MainComponent.cpp
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#include "../JuceLibraryCode/JuceHeader.h"
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class MainContentComponent : public AudioAppComponent,
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public Slider::Listener {
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public:
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MainContentComponent() : samplerate(0.0),
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angle(0.0),
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delta(0.0),
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current(500.0),
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target(current) {
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addAndMakeVisible(freqslider);
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freqslider.setRange(50.0, 5000.0);
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freqslider.setSkewFactorFromMidPoint(500.0);
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freqslider.setValue(current, dontSendNotification);
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freqslider.addListener(this);
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setSize(800, 600);
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setAudioChannels(0, 1);
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}
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~MainContentComponent() {
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shutdownAudio();
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}
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void prepareToPlay (int, double sampleRate) override {
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samplerate = sampleRate;
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updateDelta();
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}
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void getNextAudioBlock(const AudioSourceChannelInfo& buf) override {
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const float level = 0.125f;
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float* const buffer = buf.buffer->getWritePointer(0, buf.startSample);
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const double lt = target;
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if (lt != current) {
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const double i = (lt - current) / buf.numSamples;
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for (int s = 0; s < buf.numSamples; ++s) {
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const float c = (float) std::sin (angle);
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current += i;
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updateDelta();
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angle += delta;
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buffer[s] = c * level;
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}
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current = lt;
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} else {
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for (int s = 0; s < buf.numSamples; ++s) {
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const float c = (float) std::sin (angle);
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angle += delta;
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buffer[s] = c* level;
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}
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}
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}
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void updateDelta() {
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const double c = freqslider.getValue() / samplerate;
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delta = c * 2.0 * double_Pi;
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}
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void sliderValueChanged(Slider* s) override {
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if (s == &freqslider) target = freqslider.getValue();
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}
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void releaseResources() override {}
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void paint (Graphics& g) override {
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g.fillAll (getLookAndFeel().findColour(ResizableWindow::backgroundColourId));
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}
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void resized() override{
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freqslider.setBounds(10, 10, getWidth() - 10, 20);
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}
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private:
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (MainContentComponent)
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double samplerate, angle, delta;
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double current, target;
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Slider freqslider;
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};
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Component* createMainContentComponent() { return new MainContentComponent(); }
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55
sine/sine.jucer
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55
sine/sine.jucer
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<?xml version="1.0" encoding="UTF-8"?>
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<JUCERPROJECT id="TiQn6I" name="sine" displaySplashScreen="1" reportAppUsage="1"
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splashScreenColour="Dark" projectType="guiapp" version="1.0.0"
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bundleIdentifier="com.yourcompany.sine" includeBinaryInAppConfig="1"
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jucerVersion="5.0.2">
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<MAINGROUP id="zthxXo" name="sine">
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<GROUP id="{D8A50B43-2ECA-7335-5897-5A9FA8ED9E87}" name="Source">
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<FILE id="a6oTbM" name="MainComponent.cpp" compile="1" resource="0"
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file="Source/MainComponent.cpp"/>
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<FILE id="Isfh85" name="Main.cpp" compile="1" resource="0" file="Source/Main.cpp"/>
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</GROUP>
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</MAINGROUP>
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<EXPORTFORMATS>
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<XCODE_MAC targetFolder="Builds/MacOSX">
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<CONFIGURATIONS>
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<CONFIGURATION name="Debug" isDebug="1" optimisation="1" targetName="sine"/>
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<CONFIGURATION name="Release" isDebug="0" optimisation="3" targetName="sine"/>
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</CONFIGURATIONS>
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<MODULEPATHS>
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<MODULEPATH id="juce_core" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_events" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_graphics" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_data_structures" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_gui_basics" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_gui_extra" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_cryptography" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_video" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_opengl" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_audio_basics" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_audio_devices" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_audio_formats" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_audio_processors" path="../../../JUCE/modules"/>
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<MODULEPATH id="juce_audio_utils" path="../../../JUCE/modules"/>
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</MODULEPATHS>
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</XCODE_MAC>
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</EXPORTFORMATS>
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<MODULES>
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<MODULE id="juce_audio_basics" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_audio_devices" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_audio_formats" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_audio_processors" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_audio_utils" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_core" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_cryptography" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_data_structures" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_events" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_graphics" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_gui_basics" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_gui_extra" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_opengl" showAllCode="1" useLocalCopy="0"/>
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<MODULE id="juce_video" showAllCode="1" useLocalCopy="0"/>
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</MODULES>
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<JUCEOPTIONS/>
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</JUCERPROJECT>
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