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-rw-r--r--src/com/jsyn/JSyn.java6
-rw-r--r--src/com/jsyn/data/DoubleTable.java12
-rw-r--r--src/com/jsyn/midi/MidiSynthesizer.java20
-rw-r--r--src/com/jsyn/util/MultiChannelSynthesizer.java60
-rw-r--r--src/com/jsyn/util/PolyphonicInstrument.java2
5 files changed, 85 insertions, 15 deletions
diff --git a/src/com/jsyn/JSyn.java b/src/com/jsyn/JSyn.java
index 7598305..8eed8a9 100644
--- a/src/com/jsyn/JSyn.java
+++ b/src/com/jsyn/JSyn.java
@@ -56,10 +56,10 @@ public class JSyn {
// Update these for every release.
private final static int VERSION_MAJOR = 16;
private final static int VERSION_MINOR = 7;
- private final static int VERSION_REVISION = 6;
- public final static int BUILD_NUMBER = 460;
+ private final static int VERSION_REVISION = 8;
+ public final static int BUILD_NUMBER = 462;
private final static long BUILD_TIME = new GregorianCalendar(2016,
- GregorianCalendar.AUGUST, 9).getTime().getTime();
+ GregorianCalendar.NOVEMBER, 30).getTime().getTime();
public final static String VERSION = VERSION_MAJOR + "." + VERSION_MINOR + "."
+ VERSION_REVISION;
diff --git a/src/com/jsyn/data/DoubleTable.java b/src/com/jsyn/data/DoubleTable.java
index 0a34a95..ca64c94 100644
--- a/src/com/jsyn/data/DoubleTable.java
+++ b/src/com/jsyn/data/DoubleTable.java
@@ -4,9 +4,9 @@
* 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.
@@ -21,7 +21,7 @@ import com.jsyn.exceptions.ChannelMismatchException;
/**
* Evaluate a Function by interpolating between the values in a table. This can be used for
* wavetable lookup or waveshaping.
- *
+ *
* @author Phil Burk (C) 2010 Mobileer Inc
*/
public class DoubleTable implements Function {
@@ -60,6 +60,10 @@ public class DoubleTable implements Function {
table = new double[numFrames];
}
+ public int length() {
+ return table.length;
+ }
+
public void write(double[] data) {
write(0, data, 0, data.length);
}
@@ -79,7 +83,7 @@ public class DoubleTable implements Function {
/**
* Treat the double array as a lookup table with a domain of -1.0 to 1.0. If the input is out of
* range then the output will clip to the end values.
- *
+ *
* @param input
* @return interpolated value from table
*/
diff --git a/src/com/jsyn/midi/MidiSynthesizer.java b/src/com/jsyn/midi/MidiSynthesizer.java
index e011430..30204b0 100644
--- a/src/com/jsyn/midi/MidiSynthesizer.java
+++ b/src/com/jsyn/midi/MidiSynthesizer.java
@@ -16,8 +16,28 @@
package com.jsyn.midi;
+import com.jsyn.instruments.DualOscillatorSynthVoice;
import com.jsyn.util.MultiChannelSynthesizer;
+/**
+ * Map MIDI messages into calls to a MultiChannelSynthesizer.
+ * Handles CONTROLLER_MOD_WHEEL, TIMBRE, VOLUME and PAN.
+ * Handles Bend Range RPN.
+ *
+ * <pre><code>
+ voiceDescription = DualOscillatorSynthVoice.getVoiceDescription();
+ multiSynth = new MultiChannelSynthesizer();
+ final int startChannel = 0;
+ multiSynth.setup(synth, startChannel, NUM_CHANNELS, VOICES_PER_CHANNEL, voiceDescription);
+ midiSynthesizer = new MidiSynthesizer(multiSynth);
+ // pass MIDI bytes
+ midiSynthesizer.onReceive(bytes, 0, bytes.length);
+ </code></pre>
+ *
+ * See the example UseMidiKeyboard.java
+ *
+ * @author Phil Burk (C) 2016 Mobileer Inc
+ */
public class MidiSynthesizer extends MessageParser {
private MultiChannelSynthesizer multiSynth;
diff --git a/src/com/jsyn/util/MultiChannelSynthesizer.java b/src/com/jsyn/util/MultiChannelSynthesizer.java
index 6db0790..8027994 100644
--- a/src/com/jsyn/util/MultiChannelSynthesizer.java
+++ b/src/com/jsyn/util/MultiChannelSynthesizer.java
@@ -52,6 +52,8 @@ public class MultiChannelSynthesizer {
private Synthesizer synth;
private TwoInDualOut outputUnit;
private ChannelContext[] channels;
+ private final static int MAX_VELOCITY = 127;
+ private double mMasterAmplitude = 0.25;
private class ChannelGroupContext {
private VoiceDescription voiceDescription;
@@ -83,7 +85,6 @@ public class MultiChannelSynthesizer {
private Pan panner;
private double vibratoRate = 5.0;
private double bendRangeOctaves = 2.0 / 12.0;
-// private double bendRangeOctaves = 0.0 / 12.0;
private int presetIndex;
private ChannelGroupContext groupContext;
VoiceOperation voiceOperation = new VoiceOperation() {
@@ -120,7 +121,6 @@ public class MultiChannelSynthesizer {
volumeMultiplier.output.connect(panner.input);
panner.output.connect(0, outputUnit.inputA, 0); // Use MultiPassthrough
panner.output.connect(1, outputUnit.inputB, 0);
-
}
private void connectVoice(UnitVoice voice) {
@@ -157,13 +157,12 @@ public class MultiChannelSynthesizer {
presetIndex = programWrapped;
}
- void noteOff(int noteNumber, int velocity) {
+ void noteOff(int noteNumber, double amplitude) {
groupContext.allocator.noteOff(noteNumber, synth.createTimeStamp());
}
- void noteOn(int noteNumber, int velocity) {
+ void noteOn(int noteNumber, double amplitude) {
double frequency = AudioMath.pitchToFrequency(noteNumber);
- double amplitude = velocity / (4 * 128.0);
TimeStamp timeStamp = synth.createTimeStamp();
//System.out.println("noteOn(noteNumber) -> " + frequency + " Hz");
groupContext.allocator.noteOn(noteNumber, frequency, amplitude, voiceOperation, timeStamp);
@@ -257,14 +256,48 @@ public class MultiChannelSynthesizer {
channelContext.programChange(program);
}
+
+ /**
+ * Turn off a note.
+ * @param channel
+ * @param noteNumber
+ * @param velocity between 0 and 127, will be scaled by masterAmplitude
+ */
public void noteOff(int channel, int noteNumber, int velocity) {
+ double amplitude = velocity * (1.0 / MAX_VELOCITY);
+ noteOff(channel, noteNumber, amplitude);
+ }
+
+ /**
+ * Turn off a note.
+ * @param channel
+ * @param noteNumber
+ * @param amplitude between 0 and 1.0, will be scaled by masterAmplitude
+ */
+ public void noteOff(int channel, int noteNumber, double amplitude) {
ChannelContext channelContext = channels[channel];
- channelContext.noteOff(noteNumber, velocity);
+ channelContext.noteOff(noteNumber, amplitude * mMasterAmplitude);
}
+ /**
+ * Turn on a note.
+ * @param channel
+ * @param noteNumber
+ * @param velocity between 0 and 127, will be scaled by masterAmplitude
+ */
public void noteOn(int channel, int noteNumber, int velocity) {
+ double amplitude = velocity * (1.0 / MAX_VELOCITY);
+ noteOn(channel, noteNumber, amplitude);
+ }
+ /**
+ * Turn on a note.
+ * @param channel
+ * @param noteNumber
+ * @param amplitude between 0 and 1.0, will be scaled by masterAmplitude
+ */
+ public void noteOn(int channel, int noteNumber, double amplitude) {
ChannelContext channelContext = channels[channel];
- channelContext.noteOn(noteNumber, velocity);
+ channelContext.noteOn(noteNumber, amplitude * mMasterAmplitude);
}
/**
@@ -321,8 +354,21 @@ public class MultiChannelSynthesizer {
channelContext.setPan(pan);
}
+ /**
+ * @return stereo output port
+ */
public UnitOutputPort getOutput() {
return outputUnit.output;
}
+ /**
+ * Set amplitude for a single voice when the velocity is 127.
+ * @param masterAmplitude
+ */
+ public void setMasterAmplitude(double masterAmplitude) {
+ mMasterAmplitude = masterAmplitude;
+ }
+ public double getMasterAmplitude() {
+ return mMasterAmplitude;
+ }
}
diff --git a/src/com/jsyn/util/PolyphonicInstrument.java b/src/com/jsyn/util/PolyphonicInstrument.java
index 2cba78f..08460d0 100644
--- a/src/com/jsyn/util/PolyphonicInstrument.java
+++ b/src/com/jsyn/util/PolyphonicInstrument.java
@@ -86,7 +86,7 @@ public class PolyphonicInstrument extends Circuit implements UnitSource, Instrum
* @param portName
* @see exportAllInputPorts
*/
- void exportNamedInputPort(String portName) {
+ public void exportNamedInputPort(String portName) {
UnitInputPort voicePort = null;
PassThrough fanout = new PassThrough();
for (UnitVoice voice : voices) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-28 16:41:55 +0000