com.jsyn.unitgen
Class RaisedCosineEnvelope
java.lang.Object
com.jsyn.unitgen.GrainCommon
com.jsyn.unitgen.RaisedCosineEnvelope
- All Implemented Interfaces:
- GrainEnvelope
public class RaisedCosineEnvelope
- extends GrainCommon
- implements GrainEnvelope
An envelope that can be used in a GrainFarm to shape the amplitude of a Grain.
The envelope starts at 0.0, rises to 1.0, then returns to 0.0 following a cosine curve.
output = 0.5 - (0.5 * cos(phase))
- See Also:
GrainFarm
Method Summary |
boolean |
hasMoreValues()
Are there any more values to be generated in the envelope? |
double |
next()
|
void |
reset()
Reset the envelope back to the beginning. |
void |
setDuration(double duration)
|
Methods inherited from class java.lang.Object |
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
RaisedCosineEnvelope
public RaisedCosineEnvelope()
next
public double next()
- Specified by:
next
in interface GrainEnvelope
- Returns:
- next value of the envelope.
hasMoreValues
public boolean hasMoreValues()
- Description copied from interface:
GrainEnvelope
- Are there any more values to be generated in the envelope?
- Specified by:
hasMoreValues
in interface GrainEnvelope
- Returns:
- true if there are more envelope values left.
reset
public void reset()
- Reset the envelope back to the beginning.
- Specified by:
reset
in interface GrainEnvelope
- Overrides:
reset
in class GrainCommon
setDuration
public void setDuration(double duration)
- Specified by:
setDuration
in interface GrainEnvelope
- Parameters:
duration
- in seconds.