Example 8 - Arc

// Example 8 - Arc

function setup() {

  createCanvas(640, 480);
  // gray background
  background(192);

  // magenta stroke of 5, green fill
  stroke(255, 0, 255);
  strokeWeight(5);
  fill(0, 255, 0);

  // top-left - default mode
  arc(0.25*width, 0.25*height, 200, 100, 0, 1.5*PI);
  
  // top-right - OPEN mode
  arc(0.75*width, 0.25*height, 200, 100, 0, 1.5*PI, OPEN);

  // bottom-left - CHORD mode
  arc(0.25*width, 0.75*height, 200, 100, 0, 1.5*PI, CHORD);

  // bottom-right - PIE mode
  arc(0.75*width, 0.75*height, 200, 100, 0, 1.5*PI, PIE);

}

Output: