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AU plugin hosting: now sends events when parameters change.

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This commit is contained in:
jules 2012-06-25 12:08:12 +01:00
parent b39851e892
commit 69b8dcd4f4
1 changed files with 30 additions and 0 deletions
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30
modules/juce_audio_processors/format_types/juce_AudioUnitPluginFormat.mm
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@ -568,10 +568,34 @@ public:
const ScopedLock sl (lock);
if (audioUnit != 0 && isPositiveAndBelow (index, parameterIds.size()))
{
AudioUnitSetParameter (audioUnit,
(UInt32) parameterIds.getUnchecked (index),
kAudioUnitScope_Global, 0,
newValue, 0);
sendParameterChangeEvent (index);
}
}
void sendParameterChangeEvent (int index)
{
jassert (audioUnit != 0 && isPositiveAndBelow (index, parameterIds.size()));
AudioUnitEvent ev;
ev.mEventType = kAudioUnitEvent_ParameterValueChange;
ev.mArgument.mParameter.mAudioUnit = audioUnit;
ev.mArgument.mParameter.mParameterID = (UInt32) parameterIds.getUnchecked (index);
ev.mArgument.mParameter.mScope = kAudioUnitScope_Global;
ev.mArgument.mParameter.mElement = 0;
AUEventListenerNotify (nullptr, nullptr, &ev);
}
void sendAllParametersChangedEvents()
{
for (int i = 0; i < parameterIds.size(); ++i)
sendParameterChangeEvent (i);
}
const String getParameterName (int index)
@ -647,6 +671,8 @@ public:
AudioUnitSetProperty (audioUnit, kAudioUnitProperty_PresentPreset,
kAudioUnitScope_Global, 0, &current, sizeof (AUPreset));
sendAllParametersChangedEvents();
}
const String getProgramName (int index)
@ -736,10 +762,14 @@ public:
CFRelease (stream);
if (propertyList != 0)
{
AudioUnitSetProperty (audioUnit,
kAudioUnitProperty_ClassInfo,
kAudioUnitScope_Global,
0, &propertyList, sizeof (propertyList));
sendAllParametersChangedEvents();
}
}
void refreshParameterListFromPlugin()