| Value | Meaning |
|---|---|
| opAxb0 | Multiplies transform a by the vector b. |
| opBxa1 | Multiplies vector b by the transform a. |
| op3x3Axb2 | Multiplies transform a by the vector b, skipping the last row and column of the transform. |
| op3x3Bxa3 | Multiplies vector b by the transform a, skipping the last row and column of the transform. |