audio/wavetable
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Allow selecting wavetable

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This commit is contained in:
Roland Rabien 2023-08-25 13:26:25 -07:00
commit a69ef9e54c
5 changed files with 126 additions and 11 deletions
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73
plugin/Source/PluginProcessor.cpp
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@ -328,9 +328,9 @@ void WavetableAudioProcessor::ReverbParams::setup (WavetableAudioProcessor& p)
size = p.addExtParam ("rvbSize", "Size", "", "", {0.0f, 1.0f, 0.0f, 2.0f}, 0.0f, 0.0f);
decay = p.addExtParam ("rvbDecay", "Decay", "", "", {0.0f, 1.0f, 0.0f, 1.0f}, 0.0f, 0.0f);
lowpass = p.addExtParam ("rvbLowpass", "Lowpass", "", "", {0.0f, 1.0f, 16.0f, 20000.0f}, 0.0f, 0.0f);
damping = p.addExtParam ("rvbDamping", "Damping", "", "", {0.0f, 1.0f, 16.0f, 20000.0f}, 0.0f, 0.0f);
predelay = p.addExtParam ("rvbPredelay", "Predelay", "", "", {0.0f, 1.0f, 0.0f, 0.1f}, 0.0f, 0.0f);
lowpass = p.addExtParam ("rvbLowpass", "Lowpass", "", "", {16.0f, 20000.0f, 0.0f, 0.3f}, 10000.0f, 0.0f);
damping = p.addExtParam ("rvbDamping", "Damping", "", "", {16.0f, 20000.0f, 0.0f, 0.3f}, 10000.0f, 0.0f);
predelay = p.addExtParam ("rvbPredelay", "Predelay", "", "", {0.0f, 0.1f, 0.0f, 1.0f}, 0.0f, 0.0f);
mix = p.addExtParam ("rvbMix", "Mix", "", "", {0.0f, 1.0f, 0.0f, 1.0f}, 0.0f, 0.0f);
}
@ -354,8 +354,10 @@ WavetableAudioProcessor::WavetableAudioProcessor()
enableLegacyMode();
setVoiceStealingEnabled (true);
loadWaveTable (osc1Tables, juce::MemoryBlock (BinaryData::Analog_PWM_Square_01_wav, BinaryData::Analog_PWM_Square_01_wavSize));
loadWaveTable (osc2Tables, juce::MemoryBlock (BinaryData::Analog_PWM_Saw_01_wav, BinaryData::Analog_PWM_Saw_01_wavSize));
osc1Table = "Analog PWM Square 01";
osc2Table = "Analog PWM Saw 01";
reloadWavetables();
for (int i = 0; i < juce::numElementsInArray (oscParams); i++)
oscParams[i].setup (*this, i);
@ -394,15 +396,68 @@ WavetableAudioProcessor::~WavetableAudioProcessor()
{
}
void WavetableAudioProcessor::reloadWavetables()
{
auto loadMemory = [&] (const juce::String& name) -> juce::MemoryBlock
{
for (auto i = 0; i < BinaryData::namedResourceListSize; i++)
{
if ((name + ".wav").equalsIgnoreCase (BinaryData::originalFilenames[i]))
{
int sz = 0;
if (auto data = BinaryData::getNamedResource (BinaryData::namedResourceList[i], sz))
return juce::MemoryBlock (data, sz);
}
}
return {};
};
if (auto mb = loadMemory (osc1Table.toString()); mb.getSize() > 0)
loadWaveTable (osc1Tables, mb);
if (auto mb = loadMemory (osc2Table.toString()); mb.getSize() > 0)
loadWaveTable (osc2Tables, mb);
}
void WavetableAudioProcessor::incWavetable (int osc, int delta)
{
auto& table = osc == 0 ? osc1Table : osc2Table;
juce::StringArray tables;
for (auto i = 0; i < BinaryData::namedResourceListSize; i++)
if (juce::String (BinaryData::originalFilenames[i]).endsWith (".wav"))
tables.add (juce::String (BinaryData::originalFilenames[i]).upToLastOccurrenceOf (".wav", false, false));
tables.sortNatural();
auto idx = tables.indexOf (table.toString());
idx += delta;
if (idx < 0) idx = tables.size() - 1;
if (idx >= tables.size()) idx = 0;
table = tables[idx];
reloadWavetables();
}
//==============================================================================
void WavetableAudioProcessor::stateUpdated()
{
modMatrix.stateUpdated (state);
osc1Table = state.getProperty ("wt1");
osc2Table = state.getProperty ("wt2");
reloadWavetables();
}
void WavetableAudioProcessor::updateState()
{
modMatrix.updateState (state);
state.setProperty ("wt1", osc1Table, nullptr);
state.setProperty ("wt2", osc2Table, nullptr);
}
//==============================================================================
@ -469,6 +524,8 @@ void WavetableAudioProcessor::reset()
l.reset();
modStepLFO.reset();
reloadWavetables();
}
void WavetableAudioProcessor::prepareToPlay (double newSampleRate, int newSamplesPerBlock)
@ -489,6 +546,8 @@ void WavetableAudioProcessor::prepareToPlay (double newSampleRate, int newSample
l.setSampleRate (newSampleRate);
modStepLFO.setSampleRate (newSampleRate);
reloadWavetables();
}
void WavetableAudioProcessor::releaseResources()
@ -535,7 +594,9 @@ void WavetableAudioProcessor::processBlock (juce::AudioBuffer<float>& buffer, ju
playHead = nullptr;
fifo.write (buffer);
if (buffer.getNumSamples() <= scopeFifo.getFreeSpace())
scopeFifo.write (buffer);
endBlock (buffer.getNumSamples());
}