so how expensive is this to run? in terms of an entire game rather than a single scene. is it easy to add your own features to the shader code? like if i wanted to add half lambert, or some scripted emmissive movement and stuff?
It is possible to have multiple skies in the same scene. It is also possible to assign custom sky lighting to each object individually (actually each material for now :-/), so one could write a script that assigns a sky to every object within a given area. If the object moves to the next area, a different sky is used.…