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/*
* Copyright 2009 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.engine.SynthesisEngine;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
public class TestUnitGate {
protected SynthesisEngine synthesisEngine;
protected double time;
public void checkAutoDisable(LinearRamp ramp, UnitGate envelope) throws InterruptedException {
double tolerance = 0.01;
Add adder = new Add();
synthesisEngine.add(adder);
envelope.output.connect(adder.inputA);
if (ramp.getCircuit() != null) {
ramp.output.connect(adder.inputB);
}
envelope.input.setAutoDisableEnabled(true);
envelope.setEnabled(false);
// set up so ramp value should equal time
ramp.current.set(0.0);
ramp.input.set(1.0);
ramp.time.set(1.0);
synthesisEngine.start();
// pull from final adder
adder.start();
time = synthesisEngine.getCurrentTime();
time += 0.1;
synthesisEngine.sleepUntil(time);
assertEquals(0.0, envelope.output.getValue(), "still idling");
assertEquals(0.0, ramp.output.getValue(), tolerance, "ramp frozen at beginning");
// run multiple times to make sure we can retrigger the envelope.
for (int i = 0; i < 3; i++) {
double level = ramp.output.getValue();
// Trigger the envelope using trigger()
envelope.input.on();
time += 0.1;
level += 0.1;
synthesisEngine.sleepUntil(time);
assertEquals(level, ramp.output.getValue(), tolerance, "ramp going up " + i);
assertTrue(envelope.isEnabled(), "enabled at peak");
envelope.input.off();
time += 0.1;
level += 0.1;
synthesisEngine.sleepUntil(time);
assertEquals(level, ramp.output.getValue(), tolerance, "ramp going up more " + i);
assertEquals(0.0, envelope.output.getValue(), 0.1, "at bottom");
time += 0.2;
synthesisEngine.sleepUntil(time);
assertEquals(level, ramp.output.getValue(), tolerance, "ramp frozen " + i);
}
}
}
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