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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.unitgen;
import com.jsyn.data.FloatSample;
import com.jsyn.ports.UnitInputPort;
/**
* A GrainFarm that uses a FloatSample as source material. In this example we load a FloatSample for
* use as a source material.
*
* <pre><code>
synth.add(sampleGrainFarm = new SampleGrainFarm());
// Load a sample that we want to "granulate" from a file.
sample = SampleLoader.loadFloatSample(sampleFile);
sampleGrainFarm.setSample(sample);
// Use a ramp to move smoothly within the file.
synth.add(ramp = new ContinuousRamp());
ramp.output.connect(sampleGrainFarm.position);
</code></pre>
*
* @author Phil Burk (C) 2011 Mobileer Inc
*/
public class SampleGrainFarm extends GrainFarm {
private FloatSample sample;
public UnitInputPort position;
public UnitInputPort positionRange;
public SampleGrainFarm() {
super();
addPort(position = new UnitInputPort("Position", 0.0));
addPort(positionRange = new UnitInputPort("PositionRange", 0.0));
}
@Override
public void allocate(int numGrains) {
Grain[] grainArray = new Grain[numGrains];
for (int i = 0; i < numGrains; i++) {
Grain grain = new Grain(new SampleGrainSource(), new RaisedCosineEnvelope());
grainArray[i] = grain;
}
setGrainArray(grainArray);
}
@Override
public void setupGrain(Grain grain, int i) {
SampleGrainSource sampleGrainSource = (SampleGrainSource) grain.getSource();
sampleGrainSource.setSample(sample);
sampleGrainSource.setPosition(position.getValues()[i]);
sampleGrainSource.setPositionRange(positionRange.getValues()[i]);
super.setupGrain(grain, i);
}
public void setSample(FloatSample sample) {
this.sample = sample;
}
}
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