Minimでパンを動かす

マウスのx座標がパンに，y座標が音量に対応している．

/**
* Minim Pan
*
* @author aa_debdeb
* @date 2015/12/07
*/

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

Minim minim;
AudioOutput out;
Oscil wave;
Pan pan;

void setup(){
  size(512, 200);
  minim = new Minim(this);
  out = minim.getLineOut();
  wave = new Oscil(Frequency.ofPitch("A4"), 0.5, Waves.SINE);
  pan = new Pan(0);
  wave.patch(pan).patch(out);
}

void draw(){
  background(0);
  
  stroke(255);
  strokeWeight(1);
  for(int i = 0; i < out.bufferSize() - 1; i++){
    line(i, 50 + out.left.get(i) * 50, i + 1, 50 + out.left.get(i + 1) * 50);
    line(i, 150 + out.right.get(i) * 50, i + 1, 150 + out.right.get(i + 1) * 50);
  }
}

void mouseMoved(){
  float panValue = map(mouseX, 0, width, -1, 1);
  pan.setPan(panValue);
  float amp = map(mouseY, 0, height, 1, 0);
  wave.setAmplitude(amp);
}