Extension| trigger | 
 A kr or ar trigger to start a new grain. If ar, grains after the start of the synth are sample accurate. The following args are polled at grain creation time.  | 
| dur | 
 Size of the grain.  | 
| carfreq | 
 The carrier freq of the grain generators internal oscillator.  | 
| modfreq | 
 The modulating freq of the grain generators internal oscillator.  | 
| index | 
 The index of modulation.  | 
| mul | |
| add |