matrix.py 文件源码

def mul(self, matrix):
        '''Multiply this matrix by `matrix`
        The order of operation is: `this @ matrix`.

        *Parameters:*

        - `matrix`: `Matrix4`
        '''
        # Make a matrix4 shape to matmul function
        view1 = np.reshape(self._values, (4, 4))
        view2 = np.reshape(matrix.values, (4, 4))
        self.tmp.shape = (4, 4)

        # np.matmul(view2, view1, out=out)
        np.matmul(view2, view1, out=self.tmp)

        self.tmp.shape = (16,)
        self._values[:] = self.tmp

        return self