extern cvar_t r_shadow_shadow_polygonoffset;
extern cvar_t r_shadow_singlepassvolumegeneration;
extern cvar_t r_shadow_texture3d;
extern cvar_t r_shadow_shadow_polygonoffset;
extern cvar_t r_shadow_singlepassvolumegeneration;
extern cvar_t r_shadow_texture3d;