vvis
vvis is a command line utility that builds the visibility tree for BSP files. It is available for Windows and Linux.
Help Text
Valve Software - vvis.exe (Nov 9 2024)
usage : vvis [options...] bspfile
example: vvis -fast c:\hl2\hl2\maps\test
Common options:
-v (or -verbose): Turn on verbose output (also shows more command
-fast : Only do first quick pass on vis calculations.
-mpi : Use VMPI to distribute computations.
-low : Run as an idle-priority process.
-vproject <directory> : Override the VPROJECT environment variable.
-game <directory> : Same as -vproject.
Other options:
-radius_override: Force a vis radius, regardless of whether an env_fog_controller specifies one.
-mpi_pw <pw> : Use a password to choose a specific set of VMPI workers.
-threads : Control the number of threads vbsp uses (defaults to the # or processors on your machine).
-nosort : Don't sort portals (sorting is an optimization).
-tmpin : Make portals come from \tmp\<mapname>.
-tmpout : Make portals come from \tmp\<mapname>.
-trace <start cluster> <end cluster> : Writes a linefile that traces the vis from one cluster to another for debugging map vis.
-FullMinidumps : Write large minidumps on crash.