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

ProjectToLine() template<class _Precision > Vector3 & ProjectToLine ( const Vector3< _Precision > &  rclPoint, const Vector3< _Precision > &  rclLine  ) 将当前向量投影到一条由点 rclPoint 和方向向量 rclLine 定义的直线上 将当前向量投影到一条由点 rclPoint 和方向向量 rclLine 定义的直线上。 参数 [in] rclPoint 一个 const Vector3<_Precision>& 类型的点 [in] rclLine 一个 const Vector3<_Precision>& 类型的方向向量 返回 返回当前对象的引用