Other approach could also be what you demoed in: Per-Channel Display Transform with Wider Rendering Gamut
Considering how simple that approach is, the results were impressive. The big question is how well does that work in HDR?
Other approach could also be what you demoed in: Per-Channel Display Transform with Wider Rendering Gamut
Considering how simple that approach is, the results were impressive. The big question is how well does that work in HDR?