randomDiamonds2.pde

//diamonds sprinkled randomly
//Natalie Freed Oct. 2014

int numberOfDiamonds; //we will randomize this
float diamondWidth; //we will randomize this
float diamondHeight; //related to height

void setup()
{
  size(500, 500);
  noFill();
}

void draw()
{
  background(255);
  numberOfDiamonds = round(random(0, 100));
  diamondWidth = random(20, 100);
  diamondHeight = diamondWidth * 2;
  
  for(int i=0;i<numberOfDiamonds;i++)
  {
    translate(random(0, 100), random(0, 100)); //move a diamond
    rotate(random(0, TWO_PI)); //rotate it
    drawDiamond(diamondWidth, diamondHeight);
  }
  
  noLoop(); //don't repeat
}

void drawDiamond(float w, float h)
{
   beginShape();
   vertex(w/2, -h/2);
   vertex(w, 0);
   vertex(w/2, h/2);
   vertex(0, 0);
   endShape(CLOSE);
}

void mousePressed()
{
   redraw(); //call draw again on click to re-randomize 
}