void ConfigureDSP()
{
AudioConfiguration audioConfig = AudioSettings.GetConfiguration();
Debug.LogFormat("BufferSize={0} SampleRate={1}", audioConfig.dspBufferSize, audioConfig.sampleRate);
_MicrophoneClip = Microphone.Start(Microphone.devices[0], true, 1, audioConfig.sampleRate);
Debug.LogFormat("Microphone Channels={0} Frequency={1} Samples={2} Ambisonic={3}", _MicrophoneClip.channels, _MicrophoneClip.frequency, _MicrophoneClip.samples, _MicrophoneClip.ambisonic);
_MicrophoneBuffer = new NativeArray <float>(_MicrophoneClip.samples, Allocator.Persistent, NativeArrayOptions.UninitializedMemory);
_MicrophoneDataArray = new float[_MicrophoneClip.samples];
_Graph = DSPGraph.Create(SoundFormat.Stereo, 2, audioConfig.dspBufferSize, audioConfig.sampleRate);
_Driver = new MyAudioDriver {
Graph = _Graph
};
_OutputHandle = _Driver.AttachToDefaultOutput();
// create graph structure
using (var block = _Graph.CreateCommandBlock())
{
//
// create nodes
//
_Microphone = block.CreateDSPNode <MicrophoneNode.Parameters, MicrophoneNode.Providers, MicrophoneNode>();
block.AddOutletPort(_Microphone, 1, SoundFormat.Mono);
_Scope = block.CreateDSPNode <ScopeNode.Parameters, ScopeNode.Providers, ScopeNode>();
block.AddInletPort(_Scope, 1, SoundFormat.Mono);
_Spectrum = block.CreateDSPNode <SpectrumNode.Parameters, SpectrumNode.Providers, SpectrumNode>();
block.AddInletPort(_Spectrum, 1, SoundFormat.Mono);
_MonoToStereo = block.CreateDSPNode <MonoToStereoNode.Parameters, MonoToStereoNode.Providers, MonoToStereoNode>();
block.AddInletPort(_MonoToStereo, 1, SoundFormat.Mono); // left
block.AddInletPort(_MonoToStereo, 1, SoundFormat.Mono); // right
block.AddOutletPort(_MonoToStereo, 2, SoundFormat.Stereo);
//
// connect nodes
//
block.Connect(_Microphone, 0, _MonoToStereo, 0);
block.Connect(_Microphone, 0, _MonoToStereo, 1);
block.Connect(_MonoToStereo, 0, _Graph.RootDSP, 0);
block.Connect(_Microphone, 0, _Scope, 0);
block.Connect(_Microphone, 0, _Spectrum, 0);
//
// set parameters
//
block.SetFloat <ScopeNode.Parameters, ScopeNode.Providers, ScopeNode>(_Scope, ScopeNode.Parameters.Time, 1f);
block.SetFloat <ScopeNode.Parameters, ScopeNode.Providers, ScopeNode>(_Scope, ScopeNode.Parameters.TriggerTreshold, 0f);
block.SetFloat <SpectrumNode.Parameters, SpectrumNode.Providers, SpectrumNode>(_Spectrum, SpectrumNode.Parameters.Window, (float)SpectrumNode.WindowType.Hamming);
}
_ScopeRenderer = SpawnScopeRenderer(_Scope);
_ScopeRenderer.Height = 5.0f;
_ScopeRenderer.Offset = 0.0f;
_SpectrumRenderer = SpawnSpectrumRenderer(_Spectrum);
StartCoroutine(InitMicCoroutine());
}
void Awake()
{
AudioConfiguration audioConfig = AudioSettings.GetConfiguration();
Debug.LogFormat("BufferSize={0} SampleRate={1}", audioConfig.dspBufferSize, audioConfig.sampleRate);
_Graph = DSPGraph.Create(SoundFormat.Stereo, 2, audioConfig.dspBufferSize, audioConfig.sampleRate);
_Driver = new MyAudioDriver {
Graph = _Graph
};
_OutputHandle = _Driver.AttachToDefaultOutput();
WidgetGraph.OnEnable();
for (int i = WidgetGraph.nodes.Count - 1; i >= 0; --i)
{
WidgetGraph.nodes[i].Init();
}
for (int i = WidgetGraph.nodes.Count - 1; i >= 0; --i)
{
DSPNodeWidget dspNodeWidget = WidgetGraph.nodes[i] as DSPNodeWidget;
if (dspNodeWidget == null)
{
continue;
}
foreach (var inputPort in dspNodeWidget.Ports)
{
if (!inputPort.IsInput)
{
continue;
}
var dspInlet = dspNodeWidget.GetDSPPortAttribute(inputPort);
if (dspInlet == null)
{
continue;
}
var outputPorts = inputPort.GetConnections();
foreach (var outputPort in outputPorts)
{
if (!outputPort.IsOutput)
{
continue;
}
DSPNodeWidget dspNodeWidget2 = outputPort.node as DSPNodeWidget;
if (dspNodeWidget2 == null)
{
continue;
}
var dspOutlet = dspNodeWidget2.GetDSPPortAttribute(outputPort);
if (dspOutlet == null)
{
continue;
}
using (var block = DSPGraph.CreateCommandBlock())
{
block.Connect(dspNodeWidget2.DSPNode, dspOutlet.portIndex, dspNodeWidget.DSPNode, dspInlet.portIndex);
}
}
}
}
}
void ConfigureDSP()
{
AudioConfiguration audioConfig = AudioSettings.GetConfiguration();
Debug.LogFormat("BufferSize={0} SampleRate={1}", audioConfig.dspBufferSize, audioConfig.sampleRate);
_Graph = DSPGraph.Create(SoundFormat.Stereo, 2, audioConfig.dspBufferSize, audioConfig.sampleRate);
_Driver = new MyAudioDriver {
Graph = _Graph
};
_OutputHandle = _Driver.AttachToDefaultOutput();
// create graph structure
using (var block = _Graph.CreateCommandBlock())
{
//
// create nodes
//
_Oscilator1 = CreateOscilator(block);
_Oscilator2 = CreateOscilator(block);
_Oscilator3 = CreateOscilator(block);
_Oscilator4 = CreateOscilator(block);
_ADSR1 = CreateADSR(block);
_ADSR2 = CreateADSR(block);
_ADSR3 = CreateADSR(block);
_ADSR4 = CreateADSR(block);
_VCA1 = CreateVCA(block);
_VCA2 = CreateVCA(block);
_Mixer3 = CreateMixer(block);
_Mixer4 = CreateMixer(block);
_Midi = CreateMidi(block);
_Attenuator = CreateAttenuator(block);
_MonoToStereo = CreateMonoToStereo(block);
_Scope = CreateMonoScope(block);
_Spectrum = CreateSpectrum(block);
//
// connect nodes
//
block.Connect(_Midi, 0, _ADSR1, 0); // midi gate to adsr
block.Connect(_Midi, 0, _ADSR2, 0);
block.Connect(_Midi, 0, _ADSR3, 0);
block.Connect(_Midi, 0, _ADSR4, 0);
block.Connect(_Midi, 1, _Oscilator1, 1); // midi note to oscilator pitch
block.Connect(_Midi, 1, _Oscilator2, 1);
block.Connect(_Midi, 1, _Oscilator3, 1);
block.Connect(_Midi, 1, _Oscilator4, 1);
block.Connect(_Midi, 2, _Oscilator1, 2); // midi retrigger to oscilator reset phase
block.Connect(_Midi, 2, _Oscilator2, 2);
block.Connect(_Midi, 2, _Oscilator3, 2);
block.Connect(_Midi, 2, _Oscilator4, 2);
block.Connect(_ADSR1, 0, _VCA1, 0); // adsr gate to vca voltage
block.Connect(_ADSR2, 0, _VCA2, 0);
block.Connect(_Oscilator1, 0, _VCA1, 1); // oscilator out to vca in
block.Connect(_Oscilator2, 0, _VCA2, 1);
block.Connect(_VCA1, 0, _Oscilator3, 0); // vca out to oscilator fm
block.Connect(_VCA2, 0, _Oscilator4, 0);
block.Connect(_ADSR3, 0, _Mixer3, 1); // adsr gate to mixer cv
block.Connect(_ADSR4, 0, _Mixer4, 1);
block.Connect(_Oscilator3, 0, _Mixer3, 0); // oscilator out to mixer in
block.Connect(_Oscilator4, 0, _Mixer4, 0);
block.Connect(_Mixer3, 0, _Attenuator, 0); // mixer out to attenuator in
block.Connect(_Mixer4, 0, _Attenuator, 0);
block.Connect(_Attenuator, 0, _MonoToStereo, 0); // attenuator out to monotostereo left
block.Connect(_Attenuator, 0, _MonoToStereo, 1); // attenuator out to monotostereo right
block.Connect(_MonoToStereo, 0, _Graph.RootDSP, 0); // monotostereo out to output
block.Connect(_Attenuator, 0, _Scope, 0);
block.Connect(_Attenuator, 0, _Spectrum, 0);
//
// parameters
//
block.SetFloat <OscilatorNode.Parameters, OscilatorNode.Providers, OscilatorNode>(_Oscilator1, OscilatorNode.Parameters.Frequency, 130.813f);
block.SetFloat <OscilatorNode.Parameters, OscilatorNode.Providers, OscilatorNode>(_Oscilator1, OscilatorNode.Parameters.Mode, (float)OscilatorNode.Mode.Sine);
block.SetFloat <OscilatorNode.Parameters, OscilatorNode.Providers, OscilatorNode>(_Oscilator2, OscilatorNode.Parameters.Frequency, 130.813f);
block.SetFloat <OscilatorNode.Parameters, OscilatorNode.Providers, OscilatorNode>(_Oscilator2, OscilatorNode.Parameters.Mode, (float)OscilatorNode.Mode.Sine);
block.SetFloat <OscilatorNode.Parameters, OscilatorNode.Providers, OscilatorNode>(_Oscilator3, OscilatorNode.Parameters.Frequency, 261.626f);
block.SetFloat <OscilatorNode.Parameters, OscilatorNode.Providers, OscilatorNode>(_Oscilator3, OscilatorNode.Parameters.Mode, (float)OscilatorNode.Mode.Sine);
block.SetFloat <OscilatorNode.Parameters, OscilatorNode.Providers, OscilatorNode>(_Oscilator3, OscilatorNode.Parameters.FMMultiplier, 0.5f);
block.SetFloat <OscilatorNode.Parameters, OscilatorNode.Providers, OscilatorNode>(_Oscilator4, OscilatorNode.Parameters.Frequency, 130.813f);
block.SetFloat <OscilatorNode.Parameters, OscilatorNode.Providers, OscilatorNode>(_Oscilator4, OscilatorNode.Parameters.Mode, (float)OscilatorNode.Mode.Sine);
block.SetFloat <OscilatorNode.Parameters, OscilatorNode.Providers, OscilatorNode>(_Oscilator4, OscilatorNode.Parameters.FMMultiplier, 0.4f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR1, ADSRNode.Parameters.Attack, 0.1f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR1, ADSRNode.Parameters.Decay, 0.05f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR1, ADSRNode.Parameters.Sustain, 0.5f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR1, ADSRNode.Parameters.Release, 0.2f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR2, ADSRNode.Parameters.Attack, 0.1f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR2, ADSRNode.Parameters.Decay, 0.05f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR2, ADSRNode.Parameters.Sustain, 0.5f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR2, ADSRNode.Parameters.Release, 0.2f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR3, ADSRNode.Parameters.Attack, 0.05f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR3, ADSRNode.Parameters.Decay, 0.05f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR3, ADSRNode.Parameters.Sustain, 0.5f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR3, ADSRNode.Parameters.Release, 0.1f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR4, ADSRNode.Parameters.Attack, 0.05f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR4, ADSRNode.Parameters.Decay, 0.05f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR4, ADSRNode.Parameters.Sustain, 0.5f);
block.SetFloat <ADSRNode.Parameters, ADSRNode.Providers, ADSRNode>(_ADSR4, ADSRNode.Parameters.Release, 0.1f);
block.SetFloat <VCANode.Parameters, VCANode.Providers, VCANode>(_VCA1, VCANode.Parameters.Multiplier, 1.0f);
block.SetFloat <VCANode.Parameters, VCANode.Providers, VCANode>(_VCA2, VCANode.Parameters.Multiplier, 1.0f);
block.SetFloat <AttenuatorNode.Parameters, AttenuatorNode.Providers, AttenuatorNode>(_Attenuator, AttenuatorNode.Parameters.Multiplier, 1.0f);
block.SetFloat <ScopeNode.Parameters, ScopeNode.Providers, ScopeNode>(_Scope, ScopeNode.Parameters.Time, 0.05f);
block.SetFloat <ScopeNode.Parameters, ScopeNode.Providers, ScopeNode>(_Scope, ScopeNode.Parameters.TriggerTreshold, 0f);
block.SetFloat <SpectrumNode.Parameters, SpectrumNode.Providers, SpectrumNode>(_Spectrum, SpectrumNode.Parameters.Window, (float)SpectrumNode.WindowType.BlackmanHarris);
}
_ScopeRenderer = SpawnScopeRenderer(_Scope);
_ScopeRenderer.Height = 5.01f;
_ScopeRenderer.Offset = 0f;
_SpectrumRenderer = SpawnSpectrumRenderer(_Spectrum);
}
