I think you could do this simpler in screen-space. I don't think the effect communicates the interpolation of the actual camera parameters very well. Then there

I think you could do this simpler in screen-space. I don't think the effect communicates the interpolation of the actual camera parameters very well. Then there's the question: does it add or reduce from the gameplay? I think the latter in this case - a clearer way could be simply finding a screen-space line and using that as the split in 2D.