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MultiOutSynthPlugin: Avoid assertions in VST3PluginTestHost

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reuk 2022-05-20 19:14:16 +01:00
parent 5d5610286f
commit 560e75da27
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1 changed files with 12 additions and 4 deletions
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16
examples/Plugins/MultiOutSynthPluginDemo.h
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@ -123,6 +123,10 @@ public:
auto midiChannelBuffer = filterMidiMessagesForChannel (midiBuffer, busNr + 1); auto midiChannelBuffer = filterMidiMessagesForChannel (midiBuffer, busNr + 1);
auto audioBusBuffer = getBusBuffer (buffer, false, busNr); auto audioBusBuffer = getBusBuffer (buffer, false, busNr);
// Voices add to the contents of the buffer. Make sure the buffer is clear before
// rendering, just in case the host left old data in the buffer.
audioBusBuffer.clear();
synth [busNr]->renderNextBlock (audioBusBuffer, midiChannelBuffer, 0, audioBusBuffer.getNumSamples()); synth [busNr]->renderNextBlock (audioBusBuffer, midiChannelBuffer, 0, audioBusBuffer.getNumSamples());
} }
} }
@ -146,11 +150,15 @@ public:
bool isBusesLayoutSupported (const BusesLayout& layout) const override bool isBusesLayoutSupported (const BusesLayout& layout) const override
{ {
for (const auto& bus : layout.outputBuses) const auto& outputs = layout.outputBuses;
if (bus != AudioChannelSet::stereo())
return false;
return layout.inputBuses.isEmpty() && 1 <= layout.outputBuses.size(); return layout.inputBuses.isEmpty()
&& 1 <= outputs.size()
&& outputs.getFirst() != AudioChannelSet::disabled()
&& std::all_of (outputs.begin(), outputs.end(), [] (const auto& bus)
{
return bus == AudioChannelSet::stereo() || bus == AudioChannelSet::disabled();
});
} }
//============================================================================== //==============================================================================