public bool Overlaps(CircleAABB otherCollider)
{
Vector2 diff = otherCollider.Center - Center;
float r = Radius + otherCollider.Radius;
return(MagnitudeSqr(diff) <= (r * r));
}
public bool Overlaps(CircleAABB circleCol)
{
Vector2 diff = ClosestPoint(circleCol.Center) - circleCol.Center;
return(circleCol.DotProduct(diff, diff) <= (circleCol.Radius * circleCol.Radius));
//return true; //placeholder
// // TODO: Figure out how to make the overlap check for this.
}
/// <summary>
/// Box to check for collisions. Box goes around the image (using scales)
/// </summary>
/// <param name="boxToCollide"></param>
public CircleCollider(int _x, int _y, float _radius, int _radiusMultplier = 1)
{
//Rectangle _boxToCollide = new Rectangle(_x, _y, _width, _height);
theCenter = new Vector2(_x, _y);
Radius = _radius;
Center = new Vector2(_x, _y);
RadiusMultiplier = _radiusMultplier;
//boxContainer = new Rectangle(_boxToCollide.x - theCenter.X,
// _boxToCollide.y - theCenter.Y,
// _boxToCollide.width,
// _boxToCollide.height);
CollisionBox = new CircleAABB();
RenderLayer = Global.BOXCOLLIDER_LAYER; //make sure this is drawn first
}