Creates Matrix33 by multiplying this by other. This can be thought of mapping by other before applying Matrix. Given: | A B C | | J K L | this = | D E F |, other = | M N O | | G H I | | P Q R | Returns:
(Matrix33 other)
| 130 | * @return this multiplied by other |
| 131 | */ |
| 132 | @NotNull |
| 133 | public Matrix33 makeConcat(Matrix33 other) { |
| 134 | return new Matrix33(new float[] { |
| 135 | _mat[0] * other._mat[0] + _mat[1] * other._mat[3] + _mat[2] * other._mat[6], |
| 136 | _mat[0] * other._mat[1] + _mat[1] * other._mat[4] + _mat[2] * other._mat[7], |
| 137 | _mat[0] * other._mat[2] + _mat[1] * other._mat[5] + _mat[2] * other._mat[8], |
| 138 | _mat[3] * other._mat[0] + _mat[4] * other._mat[3] + _mat[5] * other._mat[6], |
| 139 | _mat[3] * other._mat[1] + _mat[4] * other._mat[4] + _mat[5] * other._mat[7], |
| 140 | _mat[3] * other._mat[2] + _mat[4] * other._mat[5] + _mat[5] * other._mat[8], |
| 141 | _mat[6] * other._mat[0] + _mat[7] * other._mat[3] + _mat[8] * other._mat[6], |
| 142 | _mat[6] * other._mat[1] + _mat[7] * other._mat[4] + _mat[8] * other._mat[7], |
| 143 | _mat[6] * other._mat[2] + _mat[7] * other._mat[5] + _mat[8] * other._mat[8], |
| 144 | }); |
| 145 | } |
| 146 | |
| 147 | /** |
| 148 | * Creates a Matrix33 to rotate by |deg| about a pivot point at (0, 0). |