| 217 | } |
| 218 | |
| 219 | void Matrix4D::rotX(double fAngle) |
| 220 | { |
| 221 | Matrix4D clMat; |
| 222 | double fsin {}; |
| 223 | double fcos {}; |
| 224 | |
| 225 | fsin = sin(fAngle); |
| 226 | fcos = cos(fAngle); |
| 227 | clMat.dMtrx4D[1][1] = fcos; |
| 228 | clMat.dMtrx4D[2][2] = fcos; |
| 229 | clMat.dMtrx4D[1][2] = -fsin; |
| 230 | clMat.dMtrx4D[2][1] = fsin; |
| 231 | |
| 232 | (*this) = clMat * (*this); |
| 233 | } |
| 234 | |
| 235 | void Matrix4D::rotY(double fAngle) |
| 236 | { |