// Kevin Piunno
// PS1
// Q1

int half;
int i = 0;


void setup() {
  size(500, 500);
  smooth();
  noStroke();
  colorMode(HSB, 360,100,100);
}


void draw() {
  
  int darkness = 0;
  if((i%200) >= 100)
  {
    darkness = 100-(i%100);
  }
  else
  {
     darkness = (i%100);
  }  
  background(200,68,darkness);
  
  pushMatrix();
  
  translate(250, 250);
  rotate(map(i,0,200,0,TWO_PI)); 
   // sun
  fill(57,82,93);
  ellipse(125, 125, 120, 120);

  // moon
  fill(0,0,100);
  ellipse(-125, -125, 100, 100);
  fill(200,68,darkness);
  ellipse(-125, -125-20, 90, 90);
  popMatrix();
  fill(89,44,25);
  ellipse(width/2,height+1800,4000,4000);
  i++;
  println(darkness);
}