Lines Matching refs:mat
56 map_point(float *mat, float x, float y, float *out_x, float *out_y)58 if (!mat) {64 *out_x = mat[0] * x + mat[3] * y + mat[6];65 *out_y = mat[1] * x + mat[4] * y + mat[7];66 if (!is_affine(mat)) {67 float w = 1 / (mat[2] * x + mat[5] * y + mat[8]);