This mod is based on reshade and use lot of effects for more beautiful gaming
RE1 real time graphics mod:
F1: noise filter toggle.
F2: black crush / color filter toggle.
F3: fog toggle. You should toggle back to the default setting for ingame cutscenes, or else there will be a broken depth of field effect.
F4: bloom toggle (effect not present in many places). It also disables the map and menu graphics, so if you want to try it, make sure it's only when you're controlling your character.
Download preset and mods: