22 | * Example usage: 23 | *
24 | * public DataBeadReceiver sendData(DataBead db) {
30 | *
31 | * @param db
32 | * The DataBead message.
33 | * @return Typically, the object instance:
25 | * someParameter = db.getFloat("someparameter", defaultValue);
26 | * someOtherParameter = db.getUGen("otherparameter");
27 | * // etc...
28 | * return this;
29 | * }this.
34 | */
35 |
36 | public DataBeadReceiver sendData(DataBead db);
37 |
38 | }
39 |
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/src/beads_main/java/net/beadsproject/beads/core/BuildVersion.java:
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1 | package net.beadsproject.beads.core;
2 |
3 | public final class BuildVersion {
4 | static final int MAJOR = 2;
5 | static final int MINOR = 0;
6 | static final int BUILD = 3;
7 |
8 | public static int getMajor() {
9 | return MAJOR;
10 | }
11 |
12 | public static int getMinor() {
13 | return MINOR;
14 | }
15 |
16 | public static int getBuild() {
17 | return BUILD;
18 | }
19 |
20 |
21 | /**
22 | * Gets the text to display minimum compatibility between device and plugin
23 | *
24 | * @return Minimum device compatibility
25 | */
26 | public static String getMinimumCompatibilityVersion() {
27 | String ret = MAJOR + "." + MINOR + ".X.X";
28 | return ret;
29 |
30 | }
31 |
32 |
33 | /**
34 | * Get The full version info as a string
35 | *
36 | * @return version details as a string
37 | */
38 | public static String getVersionText() {
39 | String ret = MAJOR + "." + MINOR + "." + BUILD + "." + getDate();
40 | return ret;
41 | }
42 |
43 | /**
44 | * Get the date that the class was actually compiled
45 | *
46 | * @return n integer representing date - not implemented yet
47 | */
48 | public static int getDate() {
49 | int ret = 0;
50 |
51 | return ret;
52 | }
53 | }
54 |
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/src/beads_main/java/net/beadsproject/beads/data/buffers/CurveBuffer.java:
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1 | /*
2 | * This file is part of Beads. See http://www.beadsproject.net for all information.
3 | */
4 | package net.beadsproject.beads.data.buffers;
5 |
6 | import net.beadsproject.beads.data.Buffer;
7 | import net.beadsproject.beads.data.BufferFactory;
8 |
9 | /**
10 | * Creates a {@link Buffer} of the function x^e^(-c) where x is in the range [0,1] and c is a curviness factor.
11 | */
12 | public class CurveBuffer extends BufferFactory {
13 |
14 | /** The curviness. */
15 | private final float curviness;
16 |
17 | /**
18 | * Instantiates a new curve buffer.
19 | *
20 | * @param curviness the curviness.
21 | */
22 | public CurveBuffer(float curviness) {
23 | this.curviness = Math.min(1, Math.max(-1, curviness));
24 | }
25 |
26 | /* (non-Javadoc)
27 | * @see net.beadsproject.beads.data.BufferFactory#generateBuffer(int)
28 | */
29 | @Override
30 | public Buffer generateBuffer(int bufferSize) {
31 | Buffer b = new Buffer(bufferSize);
32 | double exponent = Math.exp(-curviness);
33 | for(int i = 0; i < bufferSize; i++) {
34 | b.buf[i] = (float)Math.pow((float)i / bufferSize, exponent);
35 | }
36 | return b;
37 | }
38 |
39 | /* (non-Javadoc)
40 | * @see net.beadsproject.beads.data.BufferFactory#getName()
41 | */
42 | @Override
43 | public String getName() {
44 | return "Curve " + curviness;
45 | }
46 |
47 | }
48 |
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/src/beads_main/java/net/beadsproject/beads/events/SoundEvent.java:
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1 | /*
2 | * This file is part of Beads. See http://www.beadsproject.net for all information.
3 | */
4 | package net.beadsproject.beads.events;
5 |
6 | import java.util.Map;
7 |
8 | import net.beadsproject.beads.core.UGen;
9 | import net.beadsproject.beads.data.DataBead;
10 |
11 | /**
12 | * A general purpose interface for defining sound events. A SoundEvent is created with
13 | * the method @link {@link #play(UGen, Map)} and can be passed a {@link DataBead}
14 | * which can contain additional classes for controlling the event after it has been
15 | * triggered. The SoundEvent also gets passed a {@link UGen} which it should connect to.
16 | * It should also return the {@link UGen} which is its root, so that callers of the
17 | * SoundEvent can keep track of which SoundEvents are still alive.
18 | */
19 | public interface SoundEvent {
20 |
21 | /**
22 | * Cause a SoundEvent to play. The SoundEvent is responsible for connecting itself
23 | * to the output arg. The SoundEvent should also return the {@link UGen} which is its
24 | * root, i.e., a {@link UGen} which, if dead, indicates that the SoundEvent is dead.
25 | *
26 | * @param output the output.
27 | * @param parameters additional data.
28 | * @return a {@link UGen} which is the root of the SoundEvent.
29 | */
30 | public UGen play(UGen output, Map
14 | * AudioContext context = new AudioContext();
15 | * SamplePlayer samplePlayer = new SamplePlayer(SampleManager.sample(pathToAudioFile));
16 | * context.out.addInput(samplePlayer);
17 | * samplePlayer.setKillListener(new AudioContextStopTrigger(context));
18 | * context.start();
19 | *
20 | */
21 | public class AudioContextStopTrigger extends Bead {
22 |
23 | /** The AudioContext. */
24 | AudioContext ac;
25 |
26 | /**
27 | * Creates a new audio context stop trigger.
28 | *
29 | * @param ac
30 | * the AudioContext.
31 | */
32 | public AudioContextStopTrigger(AudioContext ac) {
33 | this.ac = ac;
34 | }
35 |
36 | /* (non-Javadoc)
37 | * @see com.olliebown.beads.core.Bead#message(com.olliebown.beads.core.Bead)
38 | */
39 | public void messageReceived(Bead message) {
40 | kill();
41 | }
42 |
43 | /* (non-Javadoc)
44 | * @see com.olliebown.beads.core.Bead#stop()
45 | */
46 | public void kill() {
47 | ac.stop();
48 | }
49 |
50 | }
51 |
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/src/beads_tutorial/java/Lesson05_Clock.java:
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1 |
2 |
3 | import net.beadsproject.beads.core.AudioContext;
4 | import net.beadsproject.beads.ugens.Clock;
5 | import net.beadsproject.beads.ugens.Envelope;
6 |
7 |
8 | public class Lesson05_Clock {
9 |
10 | public static void main(String[] args) {
11 | AudioContext ac = AudioContext.getDefaultContext();
12 |
13 | /*
14 | * A Clock is an unusual UGen because it doesn't
15 | * have any outputs and because objects can listen
16 | * to it.
17 | *
18 | * In this example, Clock just ticks. We can run a
19 | * clock from an envelope which determines the rate
20 | * of ticking.
21 | *
22 | * So we begin with the envelope as before.
23 | */
24 | Envelope intervalEnvelope = new Envelope(1000);
25 | intervalEnvelope.addSegment(600, 10000);
26 | intervalEnvelope.addSegment(1000, 10000);
27 | intervalEnvelope.addSegment(400, 10000);
28 | intervalEnvelope.addSegment(1000, 10000);
29 | /*
30 | * Then the clock, which gets initialised with the
31 | * envelope.
32 | */
33 | Clock clock = new Clock(intervalEnvelope);
34 | /*
35 | * Tell the clock to tick (you probably don't want
36 | * to do this except for debugging.
37 | */
38 | clock.setClick(true);
39 | /*
40 | * Now this is new, because the clock doesn't have
41 | * any outputs, we can't add it to the AudioContext
42 | * and that means it won't run. So we use the method
43 | * addDependent() instead.
44 | */
45 | ac.out.addDependent(clock);
46 | ac.start();
47 | }
48 |
49 | }
50 |
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/src/beads_main/java/net/beadsproject/beads/analysis/featureextractors/ReBin.java:
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1 | /*
2 | * This file is part of Beads. See http://www.beadsproject.net for all information.
3 | */
4 | package net.beadsproject.beads.analysis.featureextractors;
5 |
6 | import net.beadsproject.beads.analysis.FeatureExtractor;
7 | import net.beadsproject.beads.core.TimeStamp;
8 |
9 | /**
10 | * ReBin takes an array of float data and places the data into a smaller array, the size of which is specified by the number of features.
11 | */
12 | public class ReBin extends FeatureExtractor