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

Vector3() [1/3] template<class _Precision > Vector3 ( _Precision  fx = 0.0, _Precision  fy = 0.0, _Precision  fz = 0.0  ) explicit 初始化向量的三个分量 x、y 和 z 通过给定的x、y、z值初始化向量。 参数 [in] fx x分量的初始值，默认为0.0 [in] fy y分量的初始值，默认为0.0 [in] fz z分量的初始值，默认为0.0