private static POINT2 _TransformNormalInverse(this ITransformer2D dc, POINT2 normal) { Span <POINT2> span = stackalloc POINT2[1]; span[0] = normal; dc.TransformNormalsInverse(span); return(span[0]); }
private static POINT2 _TransformInverse(this ITransformer2D dc, POINT2 point) { Span <POINT2> span = stackalloc POINT2[1]; span[0] = point; dc.TransformInverse(span); return(span[0]); }