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MultiOutSynthPluginDemo: Implement isBusesLayoutSupported

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This commit is contained in:
reuk 2021-02-19 19:01:52 +00:00
parent ba62771d0e
commit 3dcd2759e6
1 changed files with 20 additions and 8 deletions
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28
examples/Plugins/MultiOutSynthPluginDemo.h
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@ -97,16 +97,16 @@ public:
}
//==============================================================================
bool canAddBus (bool isInput) const override { return (! isInput && getBusCount (false) < maxMidiChannel); }
bool canRemoveBus (bool isInput) const override { return (! isInput && getBusCount (false) > 1); }
bool canAddBus (bool isInput) const override { return ! isInput; }
bool canRemoveBus (bool isInput) const override { return ! isInput; }
//==============================================================================
void prepareToPlay (double newSampleRate, int samplesPerBlock) override
{
ignoreUnused (samplesPerBlock);
for (auto midiChannel = 0; midiChannel < maxMidiChannel; ++midiChannel)
synth[midiChannel]->setCurrentPlaybackSampleRate (newSampleRate);
for (auto* s : synth)
s->setCurrentPlaybackSampleRate (newSampleRate);
}
void releaseResources() override {}
@ -117,6 +117,9 @@ public:
for (auto busNr = 0; busNr < busCount; ++busNr)
{
if (synth.size() <= busNr)
continue;
auto midiChannelBuffer = filterMidiMessagesForChannel (midiBuffer, busNr + 1);
auto audioBusBuffer = getBusBuffer (buffer, false, busNr);
@ -141,6 +144,15 @@ public:
const String getProgramName (int) override { return {}; }
void changeProgramName (int, const String&) override {}
bool isBusesLayoutSupported (const BusesLayout& layout) const override
{
for (const auto& bus : layout.outputBuses)
if (bus != AudioChannelSet::stereo())
return false;
return layout.inputBuses.isEmpty() && 1 <= layout.outputBuses.size();
}
//==============================================================================
void getStateInformation (MemoryBlock&) override {}
void setStateInformation (const void*, int) override {}
@ -170,13 +182,13 @@ private:
midiNotes.setRange (0, 126, true);
SynthesiserSound::Ptr newSound = new SamplerSound ("Voice", *formatReader, midiNotes, 0x40, 0.0, 0.0, 10.0);
for (int channel = 0; channel < maxMidiChannel; ++channel)
synth[channel]->removeSound (0);
for (auto* s : synth)
s->removeSound (0);
sound = newSound;
for (int channel = 0; channel < maxMidiChannel; ++channel)
synth[channel]->addSound (sound);
for (auto* s : synth)
s->addSound (sound);
}
//==============================================================================