* Compute determinant of 2x2 matrix. Two columns of matrix are input. */
| 765 | * Compute determinant of 2x2 matrix. Two columns of matrix are input. |
| 766 | */ |
| 767 | static float Determinant2x2(const float c1[2], const float c2[2]) |
| 768 | { |
| 769 | return c1[0] * c2[1] - c2[0] * c1[1]; |
| 770 | } |
| 771 | |
| 772 | ///@{ |
| 773 | /** |
no outgoing calls