import krister.Ess.*;

Channel mySoundA, mySoundB;

int MAX = 40;




boolean spinning = false;
int counter = 0;
float[] xx = new float[MAX];
float[] yy = new float[MAX];
color[] colors = new color[MAX];

float d = 0;
float change = 5;

void setup() {
  size (500, 500);
  background(0);
  smooth();
  ellipseMode(CENTER);
  for (int i = 0; i<xx.length; i++) {
    xx[i] = random(width);
    yy[i] = random(height);
    colors[i] = color(random(255), random(255), random(255), random(40));

    
//if (mousePressed){
    Ess.start(this);
    mySoundA = new Channel();
    mySoundB = new Channel();
    mySoundA.initBuffer(mySoundA.frames(2000));
    mySoundB.initBuffer(mySoundB.frames(2000));
    mySoundA.wave(Ess.SINE,480,.5);
    mySoundB.noise(Ess.PINK,.5);
    mySoundA.volume(0);
    mySoundB.volume(0);
    mySoundA.smoothPan = true;
    mySoundA.play(Ess.FOREVER);
    mySoundB.play(Ess.FOREVER);
    mySoundA.fadeTo(.5,500);
    mySoundB.fadeTo(.5,500);
  }
}

void draw() {
  fill(0,30);
  rect(0,0,width,height);

  if (spinning){
    noFill();
    float newPan = 1 - (mouseX/float(width))*2;
    float newVolume = 1 - mouseY/float(height);
    if(!mySoundA.panning) mySoundA.panTo(newPan, 500);
    if (!mySoundB.panning) mySoundB.panTo(-newPan, 500);
    if(!mySoundA.fading) mySoundA.fadeTo(newVolume, 500);
    if (!mySoundB.fading) mySoundB.fadeTo(-newVolume, 500);

    d = d + 1;

    for (int i=0; i< counter; i++) {
      strokeWeight(1);
      stroke(colors[i]);
      circle(xx[i], yy[i], d);
    }
  }
}

void circle(float x,float y,float r) { 
  if(r>15) {
    ellipse(x,y,r,r);
    circle(x,y,r/2);
    circle(x,y,r/3);
    circle(x,y,r/4);
    circle(x,y,r/5);
  }
}

void mouseDragged() {
  d = (d + change);
}

public void stop(){
  Ess.stop();
  super.stop();
}


void mousePressed() {
  spinning = true;
 
   counter = counter + 1;
     xx[counter] = mouseX;
 //  yy[counter] = mouseY;  // not sure
   if (counter > xx.length-1) {
     counter = xx.length-1;
   }
}


/*void mouseMoved() 
{
  xx[counter] = mouseX;
  if (xx[counter] == 250) {
    xx[counter] = 0;
  }
}*/

//void mouseReleased() {
//mySoundA.smoothPan = false;
//}