Changeset 9819 for ps

Timestamp:

07/13/11 19:40:12 (13 years ago)

Author:

philip

Message:

Disable SDL's DGA mouse support by default, to fix Linux fullscreen mouse sensitivity problems

File:

• ps/trunk/source/ps/GameSetup/GameSetup.cpp (modified) (1 diff)

ps/trunk/source/ps/GameSetup/GameSetup.cpp

@@ -579 +579 @@
 static void InitSDL()
 {
+#if OS_LINUX
+    // In fullscreen mode when SDL is compiled with DGA support, the mouse
+    // sensitivity often appears to be unusably wrong (typically too low).
+    // (This seems to be reported almost exclusively on Ubuntu, but can be
+    // reproduced on Gentoo after explicitly enabling DGA.)
+    // Disabling the DGA mouse appears to fix that problem, and doesn't
+    // have any obvious negative effects.
+    setenv("SDL_VIDEO_X11_DGAMOUSE", "0", 0);
+#endif
+
     if(SDL_Init(SDL_INIT_VIDEO|SDL_INIT_TIMER|SDL_INIT_NOPARACHUTE) < 0)
     {