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MusikMaker
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Added Loop to refrain + different length

This commit is contained in:
MasterGordon 2019-01-27 22:58:50 +01:00
parent a60aa223a5
commit 30d6b92062
3 changed files with 26 additions and 23 deletions
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bin/technomaker/MelodyMaker.class
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src/technomaker/MelodyMaker.java
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@ -66,8 +66,9 @@ public class MelodyMaker {
addStrophe(40 * 3); addStrophe(40 * 3);
addRefrain(40 * 4); addRefrain(40 * 4);
addStrophe(40 * 5); addStrophe(40 * 5);
addRefrain(40 * 6); addStrophe(40 * 6);
addStrophe(40 * 7); generateRefrain();
addRefrain(40 * 7);
// for (int i = 0; i < 8; i++) // for (int i = 0; i < 8; i++)
// addRefrain(40 * i); // addRefrain(40 * i);
} }
@ -77,14 +78,15 @@ public class MelodyMaker {
int variation = 1 + (int) (Math.random() * 3); int variation = 1 + (int) (Math.random() * 3);
for (int i = 0; i < 40;) { for (int i = 0; i < 40;) {
int länge = (int) (1 + Math.random() * 2);
i += 1 + Math.pow(Math.random() * 3, 2) * 0.3; i += länge;
ton += new Random().nextInt(variation * 2 + 1) - variation; ton += new Random().nextInt(variation * 2 + 1) - variation;
if (ton <= 0) if (ton <= 10)
ton = 0; ton = 10;
if (ton >= 128) if (ton >= 90)
ton = 127; ton = 90;
// **** set instrument to Piano **** // **** set instrument to Piano ****
ShortMessage mm = new ShortMessage(); ShortMessage mm = new ShortMessage();
@ -100,36 +102,37 @@ public class MelodyMaker {
// **** note off - middle C - 120 ticks later **** // **** note off - middle C - 120 ticks later ****
mm = new ShortMessage(); mm = new ShortMessage();
mm.setMessage(ShortMessage.NOTE_OFF, ton, 127); mm.setMessage(ShortMessage.NOTE_OFF, ton, 127);
me = new MidiEvent(mm, (long) 1 + i + offset); me = new MidiEvent(mm, (long) länge + i + offset);
t.add(me); t.add(me);
} }
} }
ShortMessage[] refrainOn = new ShortMessage[40]; ShortMessage[] refrainOn = new ShortMessage[20];
ShortMessage[] refrainOff = new ShortMessage[40]; ShortMessage[] refrainOff = new ShortMessage[20];
int[] tonLänge = new int[40]; int[] tonLänge = new int[40];
private void generateRefrain() throws InvalidMidiDataException { private void generateRefrain() throws InvalidMidiDataException {
int variation = 1 + (int) (Math.random() * 3); int variation = 1 + (int) (Math.random() * 3);
for (int i = 0; i < 39;) { for (int i = 0; i < 19;) {
i += 1 + Math.random() * 2; int länge = (int) (1 + Math.random() * 2);
i += länge;
ton += new Random().nextInt(variation * 2 + 1) - variation; ton += new Random().nextInt(variation * 2 + 1) - variation;
if (ton <= 0) if (ton <= 10)
ton = 0; ton = 10;
if (ton >= 128) if (ton >= 90)
ton = 127; ton = 90;
ShortMessage mm = new ShortMessage(); ShortMessage mm = new ShortMessage();
mm.setMessage(ShortMessage.NOTE_ON, ton, 127); mm.setMessage(ShortMessage.NOTE_ON, ton, 127);
ShortMessage mm2 = new ShortMessage(); ShortMessage mm2 = new ShortMessage();
mm2.setMessage(ShortMessage.NOTE_OFF, ton, 127); mm2.setMessage(ShortMessage.NOTE_OFF, ton, 127);
if (i >= 40) if (i >= 20)
i = 39; i = 19;
refrainOn[i] = mm; refrainOn[i] = mm;
refrainOff[i] = mm2; refrainOff[i] = mm2;
tonLänge[i] = i; tonLänge[i] = länge;
} }
} }
@ -143,16 +146,16 @@ public class MelodyMaker {
MidiEvent me = new MidiEvent(mm, (long) 0 + offset); MidiEvent me = new MidiEvent(mm, (long) 0 + offset);
t.add(me); t.add(me);
if (refrainOn[i] == null) { if (refrainOn[i % 19] == null) {
System.out.println("exit"+i); System.out.println("exit" + i);
continue; continue;
} }
// **** note on - middle C **** // **** note on - middle C ****
me = new MidiEvent(refrainOn[i], (long) i + offset); me = new MidiEvent(refrainOn[i % 19], (long) i + offset);
t.add(me); t.add(me);
// **** note off - middle C - 120 ticks later **** // **** note off - middle C - 120 ticks later ****
me = new MidiEvent(refrainOff[i], (long) tonLänge[i] + offset); me = new MidiEvent(refrainOff[i % 19], (long) tonLänge[i % 19] + offset + i);
t.add(me); t.add(me);
} }

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test1.mid
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