public bool IntersectsRay(Ray3D ray, out float t)
{
Ray3D circleSpaceRay = TransformRayInEllipseCircleSpace(ray);
XZOrientedCircle3D circle = TransformToCircleLocalSpace();
return(circle.IntersectsRay(circleSpaceRay, out t));
}
private XZOrientedCircle3D TransformToCircleLocalSpace()
{
var circle = new XZOrientedCircle3D();
circle.Rotation = Quaternion.identity;
circle.SetScale(1.0f);
circle.ModelSpaceRadius = 1.0f;
circle.Center = Vector3.zero;
return(circle);
}
public bool ContainsAllPoints(List <Vector3> points)
{
XZOrientedCircle3D circle = TransformToCircleLocalSpace();
foreach (Vector3 point in points)
{
if (!circle.ContainsPoint(TransformPointInEllipseCircleLocalSpace(point)))
{
return(false);
}
}
return(true);
}
public bool ContainsPoint(Vector3 point)
{
XZOrientedCircle3D circle = TransformToCircleLocalSpace();
return(circle.ContainsPoint(TransformPointInEllipseCircleLocalSpace(point)));
}
public XZOrientedCircle3D(XZOrientedCircle3D source)
{
Center = source.Center;
ModelSpaceRadius = source.ModelSpaceRadius;
Rotation = source.Rotation;
}