* * * * * * * * * * * * *
*                       * 
*  matrix_square.pde    * 
*                       *  
* * * * * * * * * * * * *	
			  
import krister.Ess.*;

AudioChannel myChannel;
SineWave myWave;
WhiteNoise myNoise;

cella[][] c = new cella[5][5];
int x1 = 10;
int y1 = 10;
int wr = 290;
int hr = 290; 
int amp = 50;
int lun = 50;


void setup()
{
  Ess.start(this);
  myChannel=new AudioChannel();
  myChannel.initChannel(myChannel.frames(300));  
   
  frameRate(60);
  size(310, 310);
  background(0);
  noStroke();
  fill(0);  
  for (int i = 0; i<=4; i++)
  {
    for (int j = 0;j<=4;j++)
    {
       c[i][j] = new cella();
       c[i][j].drawing((x1*j)+(50*j)+x1,(y1*i)+(50*i)+y1,amp,lun,i,j);
       c[i][j].colore(i+j+i*10+10*j+10,i,j);
    }
  }
  for (int i = 0; i<=4; i++)
   {
    for (int j = 0;j<=4;j++)
    {
       c[i][j].redrawing((x1*j)+(50*j)+x1,(y1*i)+(50*i)+y1,amp,lun,i,j);
    }
  }
}


void draw()
{     
    float k = random(0,4);
    float z = random(0,4);
    int i  = round(k);
    int j  = round(z);
    int rnd = round(random(0,220));
    int rand = round(random(0,220));
    if ((i<=0) || (j<=0))
    {
      c[i][j].colore((1*rnd)+j+(1*rand)+5+10,i,j);
      
      myWave=new SineWave(((1*rnd)+j+(1*rand)+5+10),.1);
      myWave.volume=1;
      myWave.generate(myChannel,0,myChannel.frames(390));
      
      myNoise=new WhiteNoise(rand+10.1);
      myNoise.volume=0.1;
      myNoise.generate(myChannel,0,myChannel.frames(200));
   }
    else
    {
       c[i][j].colore(round(random((i*rnd)+j+(i*rand)+j+10)),i,j);
       
       myWave=new SineWave(round(random(((rnd)+(i))))*5,.1);
       myWave.volume=1;
       myWave.generate(myChannel,0,myChannel.frames(350));
       
       myNoise=new WhiteNoise(rnd+6.1);
       myNoise.volume=0.1;
       myNoise.generate(myChannel,0,myChannel.frames(200));
    }  
    c[i][j].redrawingcolor((x1*j)+(50*j)+x1,(y1*i)+(50*i)+y1,amp,lun,i,j);
    myChannel.play(); 
  }

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

                   ------------------------------------------

* * * * * * * * * * * * *
*                       * 
*       cell.pde        * 
*                       *  
* * * * * * * * * * * * *	

class cella
{
  int X,Y,W,H;
  int[][] colori = new int[5][5];

  cella()
  {
    rect (10,10,50,50);
  }
    
  void drawing(int x, int y, int w, int h,int i, int j)
  {
    fill(100);
    rect (x,y,w,h);  
  } 
  
   void redrawing(int x, int y, int w, int h,int i, int j)
   {
    fill(colori[i][j]);
    rect (x,y,w,h);    
   } 
   
   void redrawingcolor(int x, int y, int w, int h,int i, int j)
    {
    fill(colori[i][j],round(random(colori[i][j])-i),
        round(random(colori[i][j]))+j);
    rect (x,y,w,h);    
   } 
  
  void colore(int colore, int i, int j)
  {
    colori[i][j]=colore;
    println("colore "+colore);
  }
}