Java tutorial
/** * * Copyright (C) 2015 - Daniel Hams, Modular Audio Limited * daniel.hams@gmail.com * * Mad is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Mad is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Mad. If not, see <http://www.gnu.org/licenses/>. * */ package uk.co.modularaudio.mads.base.oscillator.mu; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import uk.co.modularaudio.util.audio.mad.ioqueue.IOQueueEvent; import uk.co.modularaudio.util.audio.mad.ioqueue.MadLocklessQueueBridge; import uk.co.modularaudio.util.audio.mad.ioqueue.ThreadSpecificTemporaryEventStorage; import uk.co.modularaudio.util.audio.oscillatortable.OscillatorWaveShape; public class OscillatorIOQueueBridge extends MadLocklessQueueBridge<OscillatorMadInstance> { private static Log log = LogFactory.getLog(OscillatorIOQueueBridge.class.getName()); public static final int COMMAND_IN_FREQUENCY = 0; public static final int COMMAND_IN_FREQUENCY_IMMEDIATE = 1; public static final int COMMAND_IN_WAVE = 2; public OscillatorIOQueueBridge() { } @Override public void receiveQueuedEventsToInstance(final OscillatorMadInstance instance, final ThreadSpecificTemporaryEventStorage tses, final long periodTimestamp, final IOQueueEvent queueEntry) { switch (queueEntry.command) { case COMMAND_IN_FREQUENCY: { // Is just a float final long value = queueEntry.value; final int truncVal = (int) value; final float freq = Float.intBitsToFloat(truncVal); instance.oscillationFrequency = freq; break; } case COMMAND_IN_FREQUENCY_IMMEDIATE: { // Is just a float final long value = queueEntry.value; final int truncVal = (int) value; final float freq = Float.intBitsToFloat(truncVal); instance.oscillationFrequency = freq; instance.runtimeOscillationFrequency = freq; break; } case COMMAND_IN_WAVE: { // Is just the integer index of the enum final long value = queueEntry.value; final int truncVal = (int) value; final OscillatorWaveShape waveShape = OscillatorWaveShape.values()[truncVal]; instance.curWaveShape = waveShape; break; } default: { final String msg = "Unknown command passed on incoming queue: " + queueEntry.command; log.error(msg); } } } }