Allow the game version to emulate to be specified from the command line

and set compatibility options accordingly.

Subversion-branch: /trunk/chocolate-doom
Subversion-revision: 223

1 files changed, 3 insertions, 0 deletions

diff --git a/README b/README
index 97c9e135..c4cb7b4b 100644
--- a/README
+++ b/README
@@ -65,6 +65,9 @@ options are supported.
   -nofullscreen        Runs the game in a window,
   -window
 
+  -gameversion <ver>   Emulates a specific release of Doom 1.9.  Valid
+                       values are "1.9", "ultimate" and "final".
+
   -grabmouse           Grabs the mouse during play (see above)
 
   -nograbmouse         Does not grab the mouse during play (see above)