fromDualQuaternion fromMatrix getPosition getRotation inverse invert isIdentity m_Pos m_Rot move multVec operator!= operator* operator*= operator= operator== Placement Placement Placement Placement Placement pow sclerp setPosition setRotation slerp toDualQuaternion toMatrix ~Placement

inverse() Placement inverse ( ) const 获取逆变换 获取 Placement 对象的逆变换。 返回 逆变换的 Placement 对象