public static bool Overlaps(Shape3D shape1, Shape3D shape2)
{
ShapeTypes3D type1 = shape1.ShapeType;
ShapeTypes3D type2 = shape2.ShapeType;
bool isPoint1 = type1 == ShapeTypes3D.Point;
bool isPoint2 = type2 == ShapeTypes3D.Point;
if (isPoint1)
{
var p1 = shape1.Position;
return(isPoint2 ? p1 == shape2.Position : shape2.Contains(p1));
}
if (isPoint2)
{
return(shape1.Contains(shape2.Position));
}
if ((int)type1 > (int)type2)
{
var temp1 = shape1;
shape1 = shape2;
shape2 = temp1;
type1 = type2;
}
switch (type1)
{
case ShapeTypes3D.Box: return(Overlaps((Box)shape1, shape2));
case ShapeTypes3D.Cylinder: return(Overlaps((Cylinder)shape1, shape2));
case ShapeTypes3D.Line: return(Overlaps((Line3D)shape1, shape2));
case ShapeTypes3D.Sphere: return(Overlaps((Sphere)shape1, (Sphere)shape2));
}
return(false);
}
protected Shape3D(ShapeTypes3D shapeType)
{
ShapeType = shapeType;
Orientation = quat.Identity;
}
