diff options
Diffstat (limited to 'src/i_video.c')
| -rw-r--r-- | src/i_video.c | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/src/i_video.c b/src/i_video.c index bcfbf270..7fab7731 100644 --- a/src/i_video.c +++ b/src/i_video.c @@ -101,6 +101,12 @@ static boolean initialised = false; static boolean nomouse = false; int usemouse = 1; +// Disallow mouse and joystick movement to cause forward/backward +// motion. Specified with the '-novert' command line parameter. +// This is an int to allow saving to config file + +int novert = 0; + // if true, I_VideoBuffer is screen->pixels static boolean native_surface; @@ -607,7 +613,15 @@ static void I_ReadMouse(void) ev.type = ev_mouse; ev.data1 = MouseButtonState(); ev.data2 = AccelerateMouse(x); - ev.data3 = -AccelerateMouse(y); + + if (!novert) + { + ev.data3 = -AccelerateMouse(y); + } + else + { + ev.data3 = 0; + } D_PostEvent(&ev); } @@ -1344,6 +1358,28 @@ static void CheckCommandLine(void) { SetScaleFactor(3); } + + //! + // @category video + // + // Disable vertical mouse movement. + // + + if (M_CheckParm("-novert")) + { + novert = true; + } + + //! + // @category video + // + // Enable vertical mouse movement. + // + + if (M_CheckParm("-nonovert")) + { + novert = false; + } } // Check if we have been invoked as a screensaver by xscreensaver. @@ -1667,5 +1703,6 @@ void I_BindVideoVariables(void) M_BindVariable("video_driver", &video_driver); M_BindVariable("usegamma", &usegamma); M_BindVariable("vanilla_keyboard_mapping", &vanilla_keyboard_mapping); + M_BindVariable("novert", &novert); } |