R useDepthBoundsTest (cvar)


Use depth bounds test to reduce shadow fillrate requirements.


At the console type…

r_useDepthBoundsTest [boolean]


  • [boolean]
    • 0 - Don’t use depth bounds test functionality.
    • 1 - Use depth bounds test if available.


Flag Enabled Description
CVAR_ALL all flags
CVAR_BOOL X variable is a boolean
CVAR_INTEGER variable is an integer
CVAR_FLOAT variable is a float
CVAR_SYSTEM system variable
CVAR_RENDERER X renderer variable
CVAR_SOUND sound variable
CVAR_GUI gui variable
CVAR_GAME game variable
CVAR_TOOL tool variable
CVAR_USERINFO sent to servers, available to menu
CVAR_SERVERINFO sent from servers, available to menu
CVAR_NETWORKSYNC cvar is synced from the server to clients
CVAR_STATIC X statically declared, not user created
CVAR_CHEAT X variable is considered a cheat
CVAR_NOCHEAT variable is not considered a cheat
CVAR_INIT can only be set from the command-line
CVAR_ROM display only, cannot be set by user at all
CVAR_ARCHIVE set to cause it to be saved to a config file
CVAR_MODIFIED X set when the variable is modified


In theory, this increases performance by reducing the work, per light, the card has to perform. In practice the performance increase is neglegible. This functionality is only present on the following nVidia video cards, where it is called “UltraShadow”:

  • GeForce FX series: only 5700, 5900 and 5950.
  • GeForce 6 series: all.
  • GeForce 7 series: all.