Point3::-=

SF_INLINE const Point3<T>& operator -=(const Point3<T> & pt);
SF_INLINE const Point3<T>& operator -=(T val);

Description

-= operator subtracts a set value from the coordinates of the current point.

Parameters

Parameters	Description
const Point3<T> & pt	A point whose coordinates are subtracted from the coordinate values of the current point.
T val	A fixed value that is subtracted from the coordinate values of the current point.

Return Value

New Point3 resulting from the subtraction.