void SendCommand(OscWave wave, float frequency, float amplitude, float cutoff, float q, float filterAmplitude, float pan) { DSPCommandBlock commandBlock = m_driver.m_graph.CreateCommandBlock(); commandBlock.SetFloat <OscParameters, OscProviders, OscillatorNode>(m_oscNode, OscParameters.Wave, (float)wave); commandBlock.SetFloat <OscParameters, OscProviders, OscillatorNode>(m_oscNode, OscParameters.Frequency, frequency); commandBlock.SetFloat <SVFParameters, SVFProviders, SVFNode>(m_filterNode, SVFParameters.Cutoff, cutoff); commandBlock.SetFloat <SVFParameters, SVFProviders, SVFNode>(m_filterNode, SVFParameters.Q, q); commandBlock.SetFloat <SVFParameters, SVFProviders, SVFNode>(m_filterNode, SVFParameters.Amplitude, filterAmplitude); commandBlock.SetFloat <VCAParameters, VCAProviders, VCANode>(m_vcaNode, VCAParameters.Amplitude, amplitude); commandBlock.SetFloat <MonoToStereoParameters, MonoToStereoProviders, MonoToStereoNode>(m_stereoNode, MonoToStereoParameters.Pan, pan); commandBlock.Complete(); }
private void OnDestroy() { // Disconnect all the node input/outputs DSPCommandBlock commandBlock = m_driver.m_graph.CreateCommandBlock(); commandBlock.ReleaseDSPNode(m_stereoNode); commandBlock.ReleaseDSPNode(m_vcaNode); commandBlock.ReleaseDSPNode(m_filterNode); commandBlock.ReleaseDSPNode(m_oscNode); commandBlock.Complete(); // Deallocate m_driver.Dispose(); m_buffer.Dispose(); }
// Script load constructor private void Awake() { AudioConfiguration audioConfig = AudioSettings.GetConfiguration(); m_sampleRate = audioConfig.sampleRate; m_bufferSize = audioConfig.dspBufferSize; switch (audioConfig.speakerMode) { case AudioSpeakerMode.Mono: { m_channels = 1; break; } case AudioSpeakerMode.Stereo: { m_channels = 2; break; } default: { m_channels = 2; break; } } // Create output m_driver = new DSPGraphDriver(); m_driver.Initialize(m_channels, SoundFormat.Stereo, m_sampleRate, m_bufferSize); int bufferAllocationSize = (m_channels * m_bufferSize); m_buffer = new NativeArray <float>(bufferAllocationSize, Allocator.Persistent, NativeArrayOptions.ClearMemory); // Connect internal node to the output DSPCommandBlock commandBlock = m_driver.m_graph.CreateCommandBlock(); m_oscNode = commandBlock.CreateDSPNode <OscParameters, OscProviders, OscillatorNode>(); commandBlock.AddOutletPort(m_oscNode, 1, SoundFormat.Mono); commandBlock.SetFloat <OscParameters, OscProviders, OscillatorNode>(m_oscNode, OscParameters.Wave, (float)OscWave.Sine); commandBlock.SetFloat <OscParameters, OscProviders, OscillatorNode>(m_oscNode, OscParameters.Frequency, 440.0f); // SVF (2nd order low pass) node m_filterNode = commandBlock.CreateDSPNode <SVFParameters, SVFProviders, SVFNode>(); commandBlock.AddInletPort(m_filterNode, 1, SoundFormat.Mono); commandBlock.AddOutletPort(m_filterNode, 1, SoundFormat.Mono); commandBlock.SetFloat <SVFParameters, SVFProviders, SVFNode>(m_filterNode, SVFParameters.Cutoff, 100.0f); commandBlock.SetFloat <SVFParameters, SVFProviders, SVFNode>(m_filterNode, SVFParameters.Q, 0.707f); commandBlock.SetFloat <SVFParameters, SVFProviders, SVFNode>(m_filterNode, SVFParameters.Amplitude, 0.8f); // VCA (amplitude control) node m_vcaNode = commandBlock.CreateDSPNode <VCAParameters, VCAProviders, VCANode>(); commandBlock.AddInletPort(m_vcaNode, 1, SoundFormat.Mono); commandBlock.AddOutletPort(m_vcaNode, 1, SoundFormat.Mono); commandBlock.SetFloat <VCAParameters, VCAProviders, VCANode>(m_vcaNode, VCAParameters.Amplitude, 0.0f); // Mono to stereo node setup m_stereoNode = commandBlock.CreateDSPNode <MonoToStereoParameters, MonoToStereoProviders, MonoToStereoNode>(); commandBlock.AddInletPort(m_stereoNode, 1, SoundFormat.Mono); commandBlock.AddOutletPort(m_stereoNode, m_channels, SoundFormat.Stereo); commandBlock.SetFloat <MonoToStereoParameters, MonoToStereoProviders, MonoToStereoNode>(m_stereoNode, MonoToStereoParameters.Pan, 0.0f); // Connect the nodes together // VCO -> SVF -> VCA -> Pan -> Output commandBlock.Connect(m_oscNode, 0, m_filterNode, 0); commandBlock.Connect(m_filterNode, 0, m_vcaNode, 0); commandBlock.Connect(m_vcaNode, 0, m_stereoNode, 0); commandBlock.Connect(m_stereoNode, 0, m_driver.m_graph.RootDSP, 0); // Send the command the atomic/asynchronous handler commandBlock.Complete(); }