public void Circle_IntersectionTest()
{
var circle = new Circle(new Vector2(200.0f, 300.0f), 100.0f);
var circ1 = new Circle(new Vector2(350.0f, 300.0f), 100.0f);
var circ2 = new Circle(new Vector2(400.0f, 300.0f), 100.0f);
var rect1 = new Rectangle(250, 300, 100, 100);
var rect2 = new Rectangle(400, 300, 100, 100);
bool result;
circle.Intersects(ref circ1, out result);
Assert.AreEqual(true, result);
circle.Intersects(ref circ2, out result);
Assert.AreEqual(false, result);
circle.Intersects(ref rect1, out result);
Assert.AreEqual(true, result);
circle.Intersects(ref rect2, out result);
Assert.AreEqual(false, result);
Assert.AreEqual(true, circle.Intersects(circ1));
Assert.AreEqual(false, circle.Intersects(circ2));
Assert.AreEqual(true, circle.Intersects(rect1));
Assert.AreEqual(false, circle.Intersects(rect2));
}
public static bool Collides(Circle c1, Circle c2)
{
return c1.Intersects(c2);
}