core.be.tarsos.dsp.granulator.Grain Maven / Gradle / Ivy
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package be.tarsos.dsp.granulator;
/**
* The nested class Grain. Stores information about the start time, current position, age, and grain size of the grain.
*/
class Grain{
/** The position in millseconds. */
double position;
/** The age of the grain in milliseconds. */
double age;
/** The grain size of the grain. Fixed at instantiation. */
double grainSize;
boolean active;
/**
* Sets the given Grain to start immediately.
*
* @param g
* the g
* @param time
* the time
*/
void reset(double grainSize,double randomness,double position,double timeStretchFactor,double pitchShiftFactor){
double randomTimeDiff = (Math.random() > 0.5 ? +1 : -1) * grainSize * randomness;
double actualGrainSize = (grainSize + randomTimeDiff) * 1.0/timeStretchFactor + 1;
this.position = position - actualGrainSize;
this.age = 0f;
this.grainSize = actualGrainSize;
this.active =true;
}
}