//Michael schmitz 2003
 int x = 0;
 int y = 100;
 int arraycounter = 0;
 float [] posx;
 float [] posy;
 float linex1 = 0;
 float liney1;
 float linex2 = 400;
 float liney2;
 float speed = 1.0f;
 float vibration = 0f;
 float move = 0f;
 int horizont = 200;
 
 
void setup() {
size(400,400);
background(55,55,55);
ellipseMode(CENTER_DIAMETER);
rectMode(CENTER_DIAMETER);

 
}









void loop() {
//reset background
background(55,555,55);


//linie
move = move+1;
if (move>width) {
move = 0;
horizont = int(random(400)/10)*10;
}
if (move>100) cross(100,horizont);
if (move>200) cross(200,horizont);
if (move>300) cross(300,horizont);

cross(move,horizont);
 

}


//crate a function named "cross"
void cross(float x, float y){

fill(255,255,255);
noStroke();
rect(x,y,50,10);
rect(x,y,10,50);

}