r_hdr_scenebrightness 1 global rendering brightness\r
r_lerpimages 1 bilinear filters images when scaling them up to power of 2 size (mode 1), looks better than glquake (mode 0)\r
r_lerpmodels 1 enables animation smoothing on models\r
-r_lerpsprites 1 enables animation smoothing on sprites (requires r_lerpmodels 1)\r
+r_lerpsprites 1 enables animation smoothing on sprites\r
r_letterbox 0 reduces vertical height of view to simulate a letterboxed movie effect (can be used by mods for cutscenes)\r
r_lightmaprgba 1 whether to use RGBA (32bit) or RGB (24bit) lightmaps\r
r_lightningbeam_color_blue 1 color of the lightning beam effect\r