21. Oktober 2011

void setup()
{
  size(600,600);      // def. fenstergroesse
  smooth();           // aktiviere antialiasing
  strokeWeight(5);    // linienbreite
  stroke(0,0,0,150);

  noLoop(); // stopt draw fuer einmalig
//  background(255);

}

void draw()
{
background(255);
 pushMatrix();
//    translate(mouseX,mouseY);
    translate(300,300);
    spirale();
 popMatrix();
}

void mousePressed()
{
   redraw(); //startet draw wieder
}

//zeichne spirale
void spirale()
{
  int y;
  int winkel = (int)random(20,30);
  int astwinkel = (int)random(40,120);
  int element = (int)random(30,50);
  int astelement = element - (int)random(10,20);
  int astmalen = element - (int)random(40,50);
  y = (int)random(20,50);

   pushMatrix();
     for(int i = 0 ; i < element; i++)
       {
       line(0,0,0,y); //Basiselement
       translate(0,y);
       rotate(radians(winkel));
       scale(.9);
       if (i==astmalen)
         {
         pushMatrix();
             rotate(-radians(astwinkel));
              for(int u = 0 ; u < astelement; u++)
                 {
                 line(0,0,0,y/5*4); //Basiselement
                 translate(0,y/5*4);
                 rotate(-radians(winkel));
                 scale(.9);
                 }

         popMatrix();
         }
       }

   popMatrix();

}