The display transform to undo when the frames are scene-linear EXR.
uExposure, applied by the shader as exp2(exposure).
uExposure
exp2(exposure)
uGlobalOffset, added after exposure and clamped at 0.
uGlobalOffset
uGlobalGamma, applied as pow(c, 1 / gamma).
uGlobalGamma
pow(c, 1 / gamma)
The display transform to undo when the frames are scene-linear EXR.