You have a lot of translucency, why?, do you have a lot of fog smoke perhaps? This can affects to prosprocest effects.
Size on textures or materials with lot of textures, terrains with lot of layers can affect too.
You have a lot of translucency, why?, do you have a lot of fog smoke perhaps? This can affects to prosprocest effects.
Size on textures or materials with lot of textures, terrains with lot of layers can affect too.