|
iluNegative creates a negative version of an image, like it was viewed as a picture negative instead of the actual picture. The effect is caused by inverting the image's colours, such as a green pixel would become purple (red-blue).
| ILboolean iluNegative( ILvoid );
|
Parameters
Errors | - ILU_ILLEGAL_OPERATION
- The operation attempted is not allowable in the current state. The function returns with no ill side effects. Generally there is currently no image bound or it has been deleted via ilDeleteImages. You should use ilGenImages and ilBindImage before calling the function.
|
See Also
|