Matrix.untransformPoint

bool untransformPoint(graphene.point.Point p, graphene.rect.Rect bounds, out graphene.point.Point res)

Undoes the transformation of a #graphene_point_t using the given matrix, within the given axis aligned rectangular bounds.

Parameters

pa #graphene_point_t
boundsthe bounds of the transformation
resreturn location for the untransformed point

Returns

true if the point was successfully untransformed