SPDE example

spde.scala

smooth()
noStroke()
fill(226)
frameRate(10)
size(400,400)

case class Color(red:Int,blue:Int,green:Int)
case class Ball(x:Int,y:Int,color:Color,radius:Int)

def draw {
  Stream.continually(makeBall) take 10 map drawBall
}

def rand(in:Int):Int = {
  util.Random.nextInt(in)
}

def makeBall():Ball = {
  val color = Color(rand(256),rand(256),rand(256))
  Ball(rand(400),rand(400),color,rand(70))
}

def drawBall(ball:Ball){
  val c = ball.color
  fill(c.red,c.green,c.blue)
  ellipse(ball.x,ball.y,ball.radius,ball.radius)	  
}