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/*
* Copyright 2010 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 java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import javax.swing.ButtonGroup;
import javax.swing.JApplet;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import com.jsyn.JSyn;
import com.jsyn.Synthesizer;
import com.jsyn.scope.AudioScope;
import com.jsyn.scope.AudioScopeProbe;
import com.jsyn.swing.DoubleBoundedRangeSlider;
import com.jsyn.swing.JAppletFrame;
import com.jsyn.swing.PortControllerFactory;
import com.jsyn.unitgen.ImpulseOscillator;
import com.jsyn.unitgen.ImpulseOscillatorBL;
import com.jsyn.unitgen.LineOut;
import com.jsyn.unitgen.LinearRamp;
import com.jsyn.unitgen.MorphingOscillatorBL;
import com.jsyn.unitgen.Multiply;
import com.jsyn.unitgen.PulseOscillator;
import com.jsyn.unitgen.PulseOscillatorBL;
import com.jsyn.unitgen.RedNoise;
import com.jsyn.unitgen.SawtoothOscillator;
import com.jsyn.unitgen.SawtoothOscillatorBL;
import com.jsyn.unitgen.SawtoothOscillatorDPW;
import com.jsyn.unitgen.SineOscillator;
import com.jsyn.unitgen.SquareOscillator;
import com.jsyn.unitgen.SquareOscillatorBL;
import com.jsyn.unitgen.TriangleOscillator;
import com.jsyn.unitgen.UnitOscillator;
/**
* Display each oscillator's waveform using the AudioScope. This is a re-implementation of the
* TJ_SeeOsc Applet from the old API.
*
* @author Phil Burk (C) 2010 Mobileer Inc
*/
public class SeeOscillators extends JApplet {
private static final long serialVersionUID = -8315903842197137926L;
private Synthesizer synth;
private ArrayList<UnitOscillator> oscillators = new ArrayList<UnitOscillator>();
private LineOut lineOut;
private AudioScope scope;
private JPanel oscPanel;
private Multiply oscGain;
private ButtonGroup buttonGroup;
private LinearRamp freqRamp;
private LinearRamp widthRamp;
private LinearRamp shapeRamp;
private DoubleBoundedRangeSlider widthSlider;
private DoubleBoundedRangeSlider shapeSlider;
/* Can be run as either an application or as an applet. */
public static void main(String args[]) {
SeeOscillators applet = new SeeOscillators();
JAppletFrame frame = new JAppletFrame("ShowWaves", applet);
frame.setSize(640, 500);
frame.setVisible(true);
frame.test();
frame.validate();
}
private void setupGUI() {
setLayout(new BorderLayout());
add(BorderLayout.NORTH, new JLabel("Show Oscillators in an AudioScope"));
scope = new AudioScope(synth);
AudioScopeProbe probe = scope.addProbe(oscGain.output);
probe.setAutoScaleEnabled(false);
probe.setVerticalScale(1.1);
scope.setTriggerMode(AudioScope.TriggerMode.NORMAL);
// scope.getModel().getTriggerModel().getLevelModel().setDoubleValue( 0.0001 );
// Turn off the gain and trigger control GUI.
scope.getView().setControlsVisible(false);
scope.start();
add(BorderLayout.CENTER, scope.getView());
JPanel southPanel = new JPanel();
southPanel.setLayout(new GridLayout(0, 1));
add(BorderLayout.SOUTH, southPanel);
oscPanel = new JPanel();
oscPanel.setLayout(new GridLayout(2, 5));
southPanel.add(oscPanel);
southPanel.add(PortControllerFactory.createExponentialPortSlider(freqRamp.input));
southPanel.add(PortControllerFactory.createExponentialPortSlider(oscGain.inputB));
southPanel.add(widthSlider = PortControllerFactory.createPortSlider(widthRamp.input));
widthSlider.setEnabled(false);
southPanel.add(shapeSlider = PortControllerFactory.createPortSlider(shapeRamp.input));
shapeSlider.setEnabled(false);
oscPanel.validate();
validate();
}
@Override
public void start() {
synth = JSyn.createSynthesizer();
// Use a multiplier for gain control and so we can hook up to the scope
// from a single unit.
synth.add(oscGain = new Multiply());
oscGain.inputB.setup(0.02, 0.5, 1.0);
oscGain.inputB.setName("Amplitude");
synth.add(freqRamp = new LinearRamp());
freqRamp.input.setup(50.0, 300.0, 20000.0);
freqRamp.input.setName("Frequency");
freqRamp.time.set(0.1);
synth.add(widthRamp = new LinearRamp());
widthRamp.input.setup(-1.0, 0.0, 1.0);
widthRamp.input.setName("Width");
widthRamp.time.set(0.1);
synth.add(shapeRamp = new LinearRamp());
shapeRamp.input.setup(-1.0, 0.0, 1.0);
shapeRamp.input.setName("Shape");
shapeRamp.time.set(0.1);
// Add an output so we can hear the oscillators.
synth.add(lineOut = new LineOut());
oscGain.output.connect(0, lineOut.input, 0);
oscGain.output.connect(0, lineOut.input, 1);
setupGUI();
buttonGroup = new ButtonGroup();
addOscillator(new SineOscillator(), "Sine");
addOscillator(new TriangleOscillator(), "Triangle");
addOscillator(new SawtoothOscillator(), "Sawtooth");
addOscillator(new SawtoothOscillatorBL(), "SawBL");
addOscillator(new SawtoothOscillatorDPW(), "SawDPW");
addOscillator(new RedNoise(), "RedNoise");
addOscillator(new SquareOscillator(), "Square");
addOscillator(new SquareOscillatorBL(), "SquareBL");
addOscillator(new PulseOscillator(), "Pulse");
addOscillator(new PulseOscillatorBL(), "PulseBL");
addOscillator(new MorphingOscillatorBL(), "MorphBL");
addOscillator(new ImpulseOscillator(), "Impulse");
addOscillator(new ImpulseOscillatorBL(), "ImpulseBL");
// Start synthesizer using default stereo output at 44100 Hz.
synth.start();
// Start lineOut so it can pull data from other units.
lineOut.start();
// We only need to start the LineOut. It will pull data from the
// oscillator.
lineOut.start();
}
private void addOscillator(final UnitOscillator osc, String label) {
oscillators.add(osc);
synth.add(osc);
freqRamp.output.connect(osc.frequency);
if (osc instanceof PulseOscillatorBL) {
widthRamp.output.connect(((PulseOscillatorBL)osc).width);
}
if (osc instanceof PulseOscillator) {
widthRamp.output.connect(((PulseOscillator)osc).width);
}
if (osc instanceof MorphingOscillatorBL) {
shapeRamp.output.connect(((MorphingOscillatorBL)osc).shape);
}
osc.amplitude.set(1.0);
JRadioButton checkBox = new JRadioButton(label);
buttonGroup.add(checkBox);
checkBox.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent arg0) {
// Disconnect other oscillators.
oscGain.inputA.disconnectAll(0);
// Connect this one.
osc.output.connect(oscGain.inputA);
widthSlider.setEnabled(osc instanceof PulseOscillator
|| osc instanceof PulseOscillatorBL);
shapeSlider.setEnabled(osc instanceof MorphingOscillatorBL);
}
});
oscPanel.add(checkBox);
}
@Override
public void stop() {
scope.stop();
synth.stop();
}
}
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