public override bool PointCollidesWithShape(Vector2 point, out CollisionResult result)
{
if (IsUnrotated)
{
return(ShapeCollisions.PointToBox(point, this, out result));
}
return(base.PointCollidesWithShape(point, out result));
}
public override bool CollidesWithShape(Shape other, out CollisionResult result)
{
// special, high-performance cases. otherwise we fall back to Polygon.
if (IsUnrotated && other is Box && (other as Box).IsUnrotated)
{
return(ShapeCollisions.BoxToBox(this, other as Box, out result));
}
// TODO: get Minkowski working for circle to box
//if( other is Circle )
// fallthrough to standard cases
return(base.CollidesWithShape(other, out result));
}
public override bool CollidesWithShape(Shape other, out CollisionResult result)
{
if (other is Box && (other as Box).IsUnrotated)
{
return(ShapeCollisions.CircleToBox(this, other as Box, out result));
}
if (other is Circle)
{
return(ShapeCollisions.CircleToCircle(this, other as Circle, out result));
}
if (other is Polygon)
{
return(ShapeCollisions.CircleToPolygon(this, other as Polygon, out result));
}
throw new NotImplementedException(string.Format("Collisions of Circle to {0} are not supported", other));
}
public override bool Overlaps(Shape other)
{
CollisionResult result;
// Box is only optimized for unrotated
if (other is Box && (other as Box).IsUnrotated)
{
return(Collisions.RectToCircle(ref other.bounds, position, Radius));
}
if (other is Circle)
{
return(Collisions.CircleToCircle(position, Radius, other.position, (other as Circle).Radius));
}
if (other is Polygon)
{
return(ShapeCollisions.CircleToPolygon(this, other as Polygon, out result));
}
throw new NotImplementedException(string.Format("overlaps of Circle to {0} are not supported", other));
}
public override bool PointCollidesWithShape(Vector2 point, out CollisionResult result)
{
return(ShapeCollisions.PointToCircle(point, this, out result));
}
public override bool CollidesWithLine(Vector2 start, Vector2 end, out RaycastHit hit)
{
hit = new RaycastHit();
return(ShapeCollisions.LineToCircle(start, end, this, out hit));
}