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/*
* 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.examples;
import com.jsyn.ports.UnitInputPort;
import com.jsyn.ports.UnitOutputPort;
import com.jsyn.unitgen.Circuit;
import com.jsyn.unitgen.EdgeDetector;
import com.jsyn.unitgen.EnvelopeDAHDSR;
import com.jsyn.unitgen.FilterLowPass;
import com.jsyn.unitgen.Latch;
import com.jsyn.unitgen.Multiply;
import com.jsyn.unitgen.PassThrough;
import com.jsyn.unitgen.PulseOscillator;
import com.jsyn.unitgen.SawtoothOscillatorDPW;
import com.jsyn.unitgen.SineOscillator;
import com.jsyn.unitgen.UnitOscillator;
import com.jsyn.unitgen.UnitSource;
/**
* Classic osc-filter-envelope voice with a sample and hold.
*
* @author Phil Burk (C) 2011 Mobileer Inc
*/
public class SampleHoldNoteBlaster extends Circuit implements UnitSource {
public UnitInputPort frequency;
public UnitInputPort amplitude;
public UnitInputPort modRate;
public UnitInputPort modDepth;
private UnitInputPort cutoff;
private UnitInputPort resonance;
private UnitInputPort pulseRate;
private UnitInputPort sweepRate;
private UnitInputPort sweepDepth;
public UnitOutputPort output;
private static SampleHoldNoteBlaster soundMaker; // singleton
private UnitOscillator osc;
private UnitOscillator samplee; // for sample and hold
private PulseOscillator pulser;
private Latch latch;
private UnitOscillator lfo;
private FilterLowPass filter;
private PassThrough frequencyPin;
private Multiply modScaler;
private EnvelopeDAHDSR ampEnv;
private Multiply sweepScaler;
private EdgeDetector edgeDetector;
private UnitInputPort pulseWidth;
private UnitInputPort attack;
private UnitInputPort decay;
private UnitInputPort sustain;
private UnitInputPort release;
public static SampleHoldNoteBlaster getInstance() {
if (soundMaker == null) {
soundMaker = new SampleHoldNoteBlaster();
}
return soundMaker;
}
public SampleHoldNoteBlaster() {
add(frequencyPin = new PassThrough());
add(modScaler = new Multiply());
add(sweepScaler = new Multiply());
add(edgeDetector = new EdgeDetector());
add(latch = new Latch());
add(samplee = new SineOscillator());
add(pulser = new PulseOscillator());
add(lfo = new SineOscillator());
add(osc = new SawtoothOscillatorDPW());
add(filter = new FilterLowPass());
// Use an envelope to control the amplitude.
add(ampEnv = new EnvelopeDAHDSR());
samplee.output.connect(latch.input);
pulser.output.connect(edgeDetector.input);
edgeDetector.output.connect(latch.gate);
latch.output.connect(osc.frequency);
frequencyPin.output.connect(osc.frequency);
frequencyPin.output.connect(modScaler.inputA);
modScaler.output.connect(lfo.amplitude);
frequencyPin.output.connect(sweepScaler.inputA);
sweepScaler.output.connect(samplee.amplitude);
lfo.output.connect(osc.frequency);
osc.output.connect(filter.input);
filter.output.connect(ampEnv.amplitude);
pulser.output.connect(ampEnv.input);
// Setup ports ---------------
addPort(amplitude = osc.amplitude, "amplitude");
amplitude.set(0.6);
addPort(frequency = frequencyPin.input, "frequency");
frequency.setup(50.0, 800.0, 2000.0);
addPort(modRate = lfo.frequency, "modRate");
modRate.setup(0.0, 12, 20.0);
addPort(modDepth = modScaler.inputB, "modDepth");
modDepth.setup(0.0, 0.0, 0.5);
addPort(cutoff = filter.frequency, "cutoff");
cutoff.setup(20.0, 2000.0, 5000.0);
addPort(resonance = filter.Q, "Q");
addPort(sweepDepth = sweepScaler.inputB, "sweepDepth");
sweepDepth.setup(0.0, 0.6, 1.0);
addPort(sweepRate = samplee.frequency, "sweepRate");
sweepRate.setup(0.2, 5.9271, 20.0);
addPort(pulseRate = pulser.frequency, "pulseRate");
pulseRate.setup(0.2, 7.0, 20.0);
addPort(pulseWidth = pulser.width, "pulseWidth");
pulseWidth.setup(-0.9, 0.9, 0.9);
addPort(attack = ampEnv.attack, "attack");
attack.setup(0.001, 0.001, 2.0);
addPort(decay = ampEnv.decay, "decay");
decay.setup(0.001, 0.26, 2.0);
addPort(sustain = ampEnv.sustain, "sustain");
sustain.setup(0.000, 0.24, 1.0);
addPort(release = ampEnv.release, "release");
release.setup(0.001, 0.2, 2.0);
addPort(output = ampEnv.output);
}
@Override
public UnitOutputPort getOutput() {
return output;
}
}
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