absoluteValue angle calFixedAngleAndDistanceAndOnLinePoint calFootOfPerpendicular Cross DistanceToLine DistanceToLineSegment DistanceToPlane Dot epsilon findPointOnLine GetAngle getDotProduct IsEqual IsNull IsOnLineSegment IsOnLineSide isParallelX isParallelY isParallelZ Length magnitude2D maximum minimum Move moveAlongLinePt MoveX MoveY MoveZ Normalize num_type operator!= operator% operator& operator* operator* operator*= operator+ operator+= operator- operator- operator-= operator/ operator/= operator< operator= operator= operator== operator[] operator[] Perpendicular ProjectToLine ProjectToPlane ProjectToPlane RotateX RotateY RotateZ Scale ScaleX ScaleY ScaleZ Set SetX SetY SetZ Sqr traits_type TransformToCoordinateSystem Vector3 Vector3 Vector3 x y z ~Vector3

operator=() [1/2] template<class _Precision > Vector3 & operator= ( const Vector3< _Precision > &  v ) default 实现向量之间的赋值操作 将一个 Vector3 对象赋值给另一个 Vector3 对象。 参数 [in] v 表示要赋值的 Vector3 对象 返回 表示这个赋值操作符将返回对被赋值对象的引用