Package wellen

Class Arpeggiator

java.lang.Object

wellen.Arpeggiator

public class Arpeggiator
extends Object

creates a sequence of notes based on an input pattern.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Arpeggiator.NoteStruct	data structure for storing note information.

Constructor Summary

Constructors

Constructor	Description
Arpeggiator(int pLengthInQuarterNotes)

Method Summary

Modifier and Type	Method	Description
void	clear_pattern()	clear current pattern
int	note()
boolean	pattern(int pPosition, int pNote, float pVelocity)	set note in pattern
boolean	pattern(int pPosition, int pScaler, int pNote, float pVelocity)	set note in pattern
boolean	pattern_16(int pPosition, int pNote, float pVelocity)
boolean	pattern_32(int pPosition, int pNote, float pVelocity)
boolean	pattern_4(int pPosition, int pNote, float pVelocity)
boolean	pattern_8(int pPosition, int pNote, float pVelocity)
void	play(int pNote, int pVelocity)
void	replace_pattern(Arpeggiator.NoteStruct[] pPattern)
void	reset()	reset to beginning of pattern
static boolean	set(Arpeggiator.NoteStruct[] pPattern, int pPosition, int pNote, float pVelocity)
static boolean	set(Arpeggiator.NoteStruct[] pPattern, int pPosition, int pScaler, int pNote, float pVelocity)
boolean	step()
boolean	trigger()
int	velocity()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Arpeggiator

public Arpeggiator(int pLengthInQuarterNotes)

Parameters:

pLengthInQuarterNotes - length of the pattern in quarter notes

Method Details

set

public static boolean set(Arpeggiator.NoteStruct[] pPattern,
 int pPosition,
 int pScaler,
 int pNote,
 float pVelocity)

Parameters:

pPattern - pattern to set

pPosition - position in pattern

pScaler - position scaler in pattern

pNote - note in pattern

pVelocity - velocity in pattern

Returns:

true if note was set

set

public static boolean set(Arpeggiator.NoteStruct[] pPattern,
 int pPosition,
 int pNote,
 float pVelocity)

Parameters:

pPattern - pattern to set

pPosition - position in pattern

pNote - note in pattern

pVelocity - velocity in pattern

Returns:

true if note was set

step

public boolean step()

Returns:

the current note

replace_pattern

public void replace_pattern(Arpeggiator.NoteStruct[] pPattern)

Parameters:

pPattern - pattern to replace current pattern

clear_pattern

public void clear_pattern()

clear current pattern

trigger

public boolean trigger()

Returns:

true if a note is currently playing and if is active

note

public int note()

Returns:

current note

velocity

public int velocity()

Returns:

current velocity

reset

public void reset()

reset to beginning of pattern

play

public void play(int pNote,
 int pVelocity)

Parameters:

pNote - set base note

pVelocity - set base velocity

pattern

public boolean pattern(int pPosition,
 int pNote,
 float pVelocity)

set note in pattern

Parameters:

pPosition - position in pattern

pNote - note in pattern

pVelocity - velocity in pattern

Returns:

true if note was set

pattern

public boolean pattern(int pPosition,
 int pScaler,
 int pNote,
 float pVelocity)

set note in pattern

Parameters:

pPosition - position in pattern

pScaler - scaler in pattern

pNote - note in pattern

pVelocity - velocity in pattern

Returns:

true if note was set

pattern_4

public boolean pattern_4(int pPosition,
 int pNote,
 float pVelocity)

Parameters:

pPosition - position in pattern

pNote - note in pattern

pVelocity - velocity in pattern

Returns:

true if note was set

pattern_8

public boolean pattern_8(int pPosition,
 int pNote,
 float pVelocity)

Parameters:

pPosition - position in pattern

pNote - note in pattern

pVelocity - velocity in pattern

Returns:

true if note was set

pattern_16

public boolean pattern_16(int pPosition,
 int pNote,
 float pVelocity)

Parameters:

pPosition - position in pattern

pNote - note in pattern

pVelocity - velocity in pattern

Returns:

true if note was set

pattern_32

public boolean pattern_32(int pPosition,
 int pNote,
 float pVelocity)

Parameters:

pPosition - position in pattern

pNote - note in pattern

pVelocity - velocity in pattern

Returns:

true if note was set