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Diffstat (limited to 'src/com/jsyn/instruments/WaveShapingVoice.java')
| -rw-r--r-- | src/com/jsyn/instruments/WaveShapingVoice.java | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/src/com/jsyn/instruments/WaveShapingVoice.java b/src/com/jsyn/instruments/WaveShapingVoice.java deleted file mode 100644 index 5044f21..0000000 --- a/src/com/jsyn/instruments/WaveShapingVoice.java +++ /dev/null @@ -1,187 +0,0 @@ -/* - * Copyright 2011 Phil Burk, Mobileer Inc - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.jsyn.instruments; - -import com.jsyn.data.DoubleTable; -import com.jsyn.ports.UnitFunctionPort; -import com.jsyn.ports.UnitInputPort; -import com.jsyn.ports.UnitOutputPort; -import com.jsyn.unitgen.Circuit; -import com.jsyn.unitgen.EnvelopeDAHDSR; -import com.jsyn.unitgen.FunctionEvaluator; -import com.jsyn.unitgen.Multiply; -import com.jsyn.unitgen.SineOscillator; -import com.jsyn.unitgen.UnitOscillator; -import com.jsyn.unitgen.UnitVoice; -import com.jsyn.util.VoiceDescription; -import com.softsynth.math.ChebyshevPolynomial; -import com.softsynth.math.PolynomialTableData; -import com.softsynth.shared.time.TimeStamp; - -/** - * Waveshaping oscillator with envelopes. - * - * @author Phil Burk (C) 2011 Mobileer Inc - */ -public class WaveShapingVoice extends Circuit implements UnitVoice { - private static final long serialVersionUID = -2704222221111608377L; - private static final int NUM_PRESETS = 3; - private UnitOscillator osc; - private FunctionEvaluator waveShaper; - private EnvelopeDAHDSR ampEnv; - private EnvelopeDAHDSR rangeEnv; - private Multiply frequencyScaler; - - public UnitInputPort range; - public UnitInputPort frequency; - public UnitInputPort amplitude; - public UnitFunctionPort function; - public UnitInputPort pitchModulation; - - // default Chebyshev polynomial table to share. - private static DoubleTable chebyshevTable; - private final static int CHEBYSHEV_ORDER = 11; - - static { - // Make table with Chebyshev polynomial to share among voices - PolynomialTableData chebData = new PolynomialTableData( - ChebyshevPolynomial.T(CHEBYSHEV_ORDER), 1024); - chebyshevTable = new DoubleTable(chebData.getData()); - } - - public WaveShapingVoice() { - add(frequencyScaler = new Multiply()); - add(osc = new SineOscillator()); - add(waveShaper = new FunctionEvaluator()); - add(rangeEnv = new EnvelopeDAHDSR()); - add(ampEnv = new EnvelopeDAHDSR()); - - addPort(amplitude = ampEnv.amplitude); - addPort(range = osc.amplitude, "Range"); - addPort(function = waveShaper.function); - addPort(frequency = frequencyScaler.inputA, "Frequency"); - addPort(pitchModulation = frequencyScaler.inputB, "PitchMod"); - - ampEnv.export(this, "Amp"); - rangeEnv.export(this, "Range"); - - function.set(chebyshevTable); - - // Connect units. - osc.output.connect(rangeEnv.amplitude); - rangeEnv.output.connect(waveShaper.input); - ampEnv.output.connect(waveShaper.amplitude); - frequencyScaler.output.connect(osc.frequency); - - // Set reasonable defaults for the ports. - pitchModulation.setup(0.1, 1.0, 10.0); - range.setup(0.1, 0.8, 1.0); - frequency.setup(osc.frequency); - amplitude.setup(0.0, 0.5, 1.0); - - // Make the circuit turn off when the envelope finishes to reduce CPU load. - ampEnv.setupAutoDisable(this); - - usePreset(2); - } - - @Override - public UnitOutputPort getOutput() { - return waveShaper.output; - } - - @Override - public void noteOn(double freq, double amp, TimeStamp timeStamp) { - frequency.set(freq, timeStamp); - amplitude.set(amp, timeStamp); - ampEnv.input.on(timeStamp); - rangeEnv.input.on(timeStamp); - } - - @Override - public void noteOff(TimeStamp timeStamp) { - ampEnv.input.off(timeStamp); - rangeEnv.input.off(timeStamp); - } - - @Override - public void usePreset(int presetIndex) { - int n = presetIndex % NUM_PRESETS; - switch (n) { - case 0: - ampEnv.attack.set(0.01); - ampEnv.decay.set(0.2); - ampEnv.release.set(1.0); - rangeEnv.attack.set(0.01); - rangeEnv.decay.set(0.2); - rangeEnv.sustain.set(0.4); - rangeEnv.release.set(1.0); - break; - case 1: - ampEnv.attack.set(0.5); - ampEnv.decay.set(0.3); - ampEnv.release.set(0.2); - rangeEnv.attack.set(0.03); - rangeEnv.decay.set(0.2); - rangeEnv.sustain.set(0.5); - rangeEnv.release.set(1.0); - break; - default: - ampEnv.attack.set(0.1); - ampEnv.decay.set(0.3); - ampEnv.release.set(0.5); - rangeEnv.attack.set(0.01); - rangeEnv.decay.set(0.2); - rangeEnv.sustain.set(0.9); - rangeEnv.release.set(1.0); - break; - } - } - - static class MyVoiceDescription extends VoiceDescription { - static String[] presetNames = { - "FastChebyshev", "SlowChebyshev", "BrightChebyshev" - }; - static String[] tags = { - "electronic", "waveshaping", "clean" - }; - - public MyVoiceDescription() { - super("Waveshaping", presetNames); - } - - @Override - public UnitVoice createUnitVoice() { - return new WaveShapingVoice(); - } - - @Override - public String[] getTags(int presetIndex) { - return tags; - } - - @Override - public String getVoiceClassName() { - return WaveShapingVoice.class.getName(); - } - } - - public static VoiceDescription getVoiceDescription() { - return new MyVoiceDescription(); - } - -} |