hedgehog

int slices = 40;
float pie_slice = TWO_PI/slices;

float x, y, szX, szY, theta;

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

void draw() {
  background(240);
  fill(20,150);
  x = width/2;
  y = map(sin(theta),-1,1, 100, 200);
  float edge = height/10;
  szY = y - edge ;
  szX = 500;
  for (int i=0; i<slices; i++) {
    if (i%4==0) {
    fill(#621515,150);
    } else {
    fill(#202020,150);
    }
    pushMatrix();
    translate(width/2,height/2);
    rotate(i*pie_slice);
    arc(75, y, szX, szY*2, (PI*1.5)-(pie_slice/2), (PI*1.5)+(pie_slice/2));
    popMatrix();
  }
  theta += 0.0523;

   //if (frameCount%4==0 && frameCount<121) saveFrame("image-###.gif");
}