analyse determinant determinant3 dMtrx4D fromString getCol getGLMatrix getMatrix getMemSpace getRow hasScale Hat Hat inverse inverseGauss inverseOrthogonal isNull isUnity Matrix4D Matrix4D Matrix4D Matrix4D Matrix4D Matrix4D move move move move multVec multVec nullify operator!= operator* operator* operator* operator* operator*= operator*= operator+ operator+= operator- operator-= operator= operator== operator[] operator[] Outer Outer Print rotLine rotLine rotLine rotLine rotX rotY rotZ scale scale scale scale scale scale setCol setGLMatrix setMatrix setRow setToUnity setTrace toAxisAngle toAxisAngle toString trace traits_type transform transform transpose ~Matrix4D

trace() Vector3d trace ( ) const 计算矩阵主对角线上的元素 计算矩阵主对角线上的元素组成的 Vector3d 对象。 返回 包含矩阵主对角线元素的 Vector3d 对象