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Diffstat (limited to 'tests/com/jsyn/examples/PlaySegmentedEnvelope.java')
-rw-r--r-- | tests/com/jsyn/examples/PlaySegmentedEnvelope.java | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/tests/com/jsyn/examples/PlaySegmentedEnvelope.java b/tests/com/jsyn/examples/PlaySegmentedEnvelope.java deleted file mode 100644 index e7cc8f7..0000000 --- a/tests/com/jsyn/examples/PlaySegmentedEnvelope.java +++ /dev/null @@ -1,151 +0,0 @@ -/* - * 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.io.File; -import java.io.IOException; - -import com.jsyn.JSyn; -import com.jsyn.Synthesizer; -import com.jsyn.data.SegmentedEnvelope; -import com.jsyn.unitgen.LineOut; -import com.jsyn.unitgen.SawtoothOscillatorBL; -import com.jsyn.unitgen.UnitOscillator; -import com.jsyn.unitgen.VariableRateDataReader; -import com.jsyn.unitgen.VariableRateMonoReader; -import com.jsyn.util.WaveRecorder; - -/** - * Modulate the amplitude of an oscillator using a segmented envelope. - * - * @author Phil Burk (C) 2010 Mobileer Inc - */ -public class PlaySegmentedEnvelope { - private Synthesizer synth; - private UnitOscillator osc; - private LineOut lineOut; - private SegmentedEnvelope envelope; - private VariableRateDataReader envelopePlayer; - private WaveRecorder recorder; - private final static boolean useRecorder = true; - - private void test() throws IOException { - // Create a context for the synthesizer. - synth = JSyn.createSynthesizer(); - // Add a tone generator. - synth.add(osc = new SawtoothOscillatorBL()); - // Add an envelope player. - synth.add(envelopePlayer = new VariableRateMonoReader()); - - if (useRecorder) { - File waveFile = new File("temp_recording.wav"); - // Default is stereo, 16 bits. - recorder = new WaveRecorder(synth, waveFile); - System.out.println("Writing to WAV file " + waveFile.getAbsolutePath()); - } - - // Create an envelope consisting of (duration,value) pairs. - double[] pairs = { - 0.1, 1.0, 0.2, 0.3, 0.6, 0.0 - }; - envelope = new SegmentedEnvelope(pairs); - - // Add an output mixer. - synth.add(lineOut = new LineOut()); - envelopePlayer.output.connect(osc.amplitude); - // Connect the oscillator to the output. - osc.output.connect(0, lineOut.input, 0); - osc.output.connect(0, lineOut.input, 1); - - // Start synthesizer using default stereo output at 44100 Hz. - synth.start(); - - if (useRecorder) { - osc.output.connect(0, recorder.getInput(), 0); - envelopePlayer.output.connect(0, recorder.getInput(), 1); - // When we start the recorder it will pull data from the oscillator - // and sweeper. - recorder.start(); - } - - // We only need to start the LineOut. It will pull data from the other - // units. - lineOut.start(); - - try { - // --------------------------------------------- - // Queue the entire envelope to play once. - envelopePlayer.dataQueue.queue(envelope); - synth.sleepFor(2.0); - - // --------------------------------------------- - // Queue the attack, then sustain for a while, then queue the - // release. - osc.frequency.set(750.0); - envelopePlayer.dataQueue.queue(envelope, 0, 2); // attack - synth.sleepFor(2.0); - envelopePlayer.dataQueue.queue(envelope, 2, 1); // release - synth.sleepFor(2.0); - - // --------------------------------------------- - // Queue the attack, then sustain for a while, then queue the - // release. But this time use the sustain loop points. - osc.frequency.set(950.0); - // For noteOn, we want to play frames 0 and 1 then stop before 2. - envelope.setSustainBegin(2); - envelope.setSustainEnd(2); - envelopePlayer.dataQueue.queueOn(envelope); // attack - synth.sleepFor(2.0); - envelopePlayer.dataQueue.queueOff(envelope); // release - synth.sleepFor(2.0); - - // --------------------------------------------- - // Queue the entire envelope to play 4 times (3 loops back). - osc.frequency.set(350.0); - envelopePlayer.dataQueue.queueLoop(envelope, 0, envelope.getNumFrames(), 3); - synth.sleepFor(5.0); - - // --------------------------------------------- - // Queue the entire envelope as a repeating loop. - // It will loop until something else is queued. - osc.frequency.set(450.0); - envelopePlayer.dataQueue.queueLoop(envelope, 0, envelope.getNumFrames()); - envelopePlayer.rate.set(3.0); - synth.sleepFor(5.0); - // Queue last frame to stop the looping. - envelopePlayer.dataQueue.queue(envelope, envelope.getNumFrames() - 1, 1); - synth.sleepFor(1.0); - - if (recorder != null) { - recorder.stop(); - recorder.close(); - } - } catch (InterruptedException e) { - e.printStackTrace(); - } - // Stop everything. - synth.stop(); - } - - public static void main(String[] args) { - try { - new PlaySegmentedEnvelope().test(); - } catch (IOException e) { - e.printStackTrace(); - } - } -} |