Jan Czarnowski

[BUG]: Changing film exposure breaks segmap rendering

2

### Issue Setting the cycles film exposure via `bpy.context.scene.cycles.film_exposure` to a value sufficiently larger than the default 1 shifts the colors in the instance segmentation render, causing them to map...

CUDA_VERSION is currently not defined anywhere and the preprocessor if statements default to one of the options. This causes compile errors for certain CUDA versions.