最小化处理TickRate不起作用

Question

播放样本时似乎无法更改TickRate，当使用's'或'd'键播放样本时，两者都以相同的速率播放，尝试使其在播放不同的键时播放录制声音的不同音高，如某种钢琴键盘。这可能是一个愚蠢的错误，但任何帮助将不胜感激谢谢。 ：）

import ddf.minim.*;
import ddf.minim.analysis.*;
import ddf.minim.signals.*;
import ddf.minim.ugens.*;
import ddf.minim.spi.*;

Minim minim;
AudioOutput out;
AudioSample sample1;
AudioInput in;
AudioRecorder recorder;
boolean recorded;
FilePlayer player;
TickRate rateControl;
float rate =2;

void setup()
{

  size(512, 200, P3D);
  minim = new Minim(this);

  in = minim.getLineIn(Minim.STEREO, 512);

  recorder = minim.createRecorder(in, "myrecording.wav");
  rateControl = new TickRate(1.f);
  out = minim.getLineOut(Minim.STEREO, 512);
  player = new FilePlayer(minim.loadFileStream("myrecording.wav") );

  player.patch(rateControl).patch(out);
}

void draw()
{

}



void keyReleased()
{
  if ( !recorded && key == 'r' ) 
  {
    if ( recorder.isRecording() ) 
    {
      recorder.endRecord();
      recorded = true;
    }
    else 
    {
      recorder.beginRecord();
    }
  }
  if ( recorded && key == 'q' )
  {
    player = new FilePlayer( recorder.save() );
    sample1 = minim.loadSample( "myrecording.wav" , 512 );
    if ( sample1 == null ) println("didn't get sample");
  }
}


void keyPressed()
{

  if ( key == 's' ) 
  {
    sample1.trigger();
  }

  else if ( key == 'd' )
  {

    rateControl.value.setLastValue(rate);
    sample1.trigger(); 

  }

}