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AudioPluginDemo fixes for AUv3 builds - don't add input bus and ensure that updateTrackProperties() is called on the message thread

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ed 2020-03-02 10:55:44 +00:00
parent ad241f8fec
commit af6fc6b66a
1 changed files with 25 additions and 29 deletions
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54
examples/Plugins/AudioPluginDemo.h
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@ -176,10 +176,10 @@ class JuceDemoPluginAudioProcessor : public AudioProcessor
public:
//==============================================================================
JuceDemoPluginAudioProcessor()
: AudioProcessor (getBusesProperties()),
state (*this, nullptr, "state",
{ std::make_unique<AudioParameterFloat> ("gain", "Gain", NormalisableRange<float> (0.0f, 1.0f), 0.9f),
std::make_unique<AudioParameterFloat> ("delay", "Delay Feedback", NormalisableRange<float> (0.0f, 1.0f), 0.5f) })
: AudioProcessor (BusesProperties().withOutput ("Output", AudioChannelSet::stereo(), true)),
state (*this, nullptr, "state",
{ std::make_unique<AudioParameterFloat> ("gain", "Gain", NormalisableRange<float> (0.0f, 1.0f), 0.9f),
std::make_unique<AudioParameterFloat> ("delay", "Delay Feedback", NormalisableRange<float> (0.0f, 1.0f), 0.5f) })
{
lastPosInfo.resetToDefault();
@ -194,20 +194,10 @@ public:
//==============================================================================
bool isBusesLayoutSupported (const BusesLayout& layouts) const override
{
// Only mono/stereo and input/output must have same layout
const auto& mainOutput = layouts.getMainOutputChannelSet();
const auto& mainInput = layouts.getMainInputChannelSet();
// input and output layout must either be the same or the input must be disabled altogether
if (! mainInput.isDisabled() && mainInput != mainOutput)
return false;
// do not allow disabling the main buses
if (mainOutput.isDisabled())
return false;
// only allow stereo and mono
if (mainOutput.size() > 2)
// do not allow disabling the main output bus and only allow stereo and mono output
if (mainOutput.isDisabled() || mainOutput.size() > 2)
return false;
return true;
@ -302,10 +292,22 @@ public:
//==============================================================================
void updateTrackProperties (const TrackProperties& properties) override
{
trackProperties = properties;
{
const ScopedLock sl (trackPropertiesLock);
trackProperties = properties;
}
if (auto* editor = dynamic_cast<JuceDemoPluginAudioProcessorEditor*> (getActiveEditor()))
editor->updateTrackProperties ();
MessageManager::callAsync ([this]
{
if (auto* editor = dynamic_cast<JuceDemoPluginAudioProcessorEditor*> (getActiveEditor()))
editor->updateTrackProperties();
});
}
TrackProperties getTrackProperties() const
{
const ScopedLock sl (trackPropertiesLock);
return trackProperties;
}
//==============================================================================
@ -324,9 +326,6 @@ public:
// Our plug-in's current state
AudioProcessorValueTreeState state;
// Current track colour and name
TrackProperties trackProperties;
private:
//==============================================================================
/** This is the editor component that our filter will display. */
@ -430,7 +429,7 @@ private:
void updateTrackProperties()
{
auto trackColour = getProcessor().trackProperties.colour;
auto trackColour = getProcessor().getTrackProperties().colour;
auto& lf = getLookAndFeel();
backgroundColour = (trackColour == Colour() ? lf.findColour (ResizableWindow::backgroundColourId)
@ -592,6 +591,9 @@ private:
Synthesiser synth;
CriticalSection trackPropertiesLock;
TrackProperties trackProperties;
void initialiseSynth()
{
auto numVoices = 8;
@ -621,11 +623,5 @@ private:
lastPosInfo.resetToDefault();
}
static BusesProperties getBusesProperties()
{
return BusesProperties().withInput ("Input", AudioChannelSet::stereo(), true)
.withOutput ("Output", AudioChannelSet::stereo(), true);
}
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (JuceDemoPluginAudioProcessor)
};