-seta hud_postprocessing 1 "enables the ability for effects such as hud_damage_blur and hud_contents to apply a postprocessing method upon the screen - enabling this disables manual editing of the postprocess cvars"
-seta hud_postprocessing_maxbluralpha 0.5 "maximum alpha which the blur postprocess can be"
-seta hud_postprocessing_maxblurradius 10 "maximum radius which the blur postprocess can be"
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-seta hud_contents 1 "an improved version of gl_polyblend for liquids such as water/lava/slime, draw a filler or blur when inside the liquid"
-seta hud_contents_blur 0 "Use postprocessing to blur the screen when you are inside a liquid. Higher values = more blur"
-seta hud_contents_blur_alpha 0.5 "Amount of alpha to use when merging the blurred layers back into the render. Turning this up higher will remove bloom, so it's best to find a balance"