/// <summary>
///
/// </summary>
/// <typeparam name="V"></typeparam>
/// <typeparam name="E"></typeparam>
/// <typeparam name="F"></typeparam>
/// <returns></returns>
public static Orient3d GetFrame <V, E, F>(this HeStructure <V, E, F> .Halfedge hedge, Func <V, Vector3d> getPosition)
where V : HeStructure <V, E, F> .Vertex
where E : HeStructure <V, E, F> .Halfedge
where F : HeStructure <V, E, F> .Face
{
return(Orient3d.CreateFromPoints(
getPosition(hedge.Start),
getPosition(hedge.Next.Start),
getPosition(hedge.Previous.Start)
));
}
/// <summary>
///
/// </summary>
/// <typeparam name="V"></typeparam>
/// <typeparam name="E"></typeparam>
/// <typeparam name="F"></typeparam>
/// <returns></returns>
public static Orient3d GetFrame <V, E, F>(this Halfedge <V, E, F> hedge, Func <V, Vec3d> getPosition)
where V : HeVertex <V, E, F>
where E : Halfedge <V, E, F>
where F : HeFace <V, E, F>
{
return(Orient3d.CreateFromPoints(
getPosition(hedge.Start),
getPosition(hedge.Next.Start),
getPosition(hedge.Previous.Start)
));
}
