// Calculate angle swept since last frame
double sweptAngle = 0;
if (circle.state() != State.STATE_START) {
CircleGesture previousUpdate =
new CircleGesture(controller.frame(1).gesture(circle.id()));
sweptAngle = (circle.progress() - previousUpdate.progress()) * 2 * Math.PI;
}
System.out.println("Circle id: " + circle.id() + ", " + circle.state() + ", progress: "
+ circle.progress() + ", radius: " + circle.radius() + ", angle: "
+ Math.toDegrees(sweptAngle) + ", " + clockwiseness);