+ int i, j;
+ XSetWindowAttributes attr;
+ XClassHint *clshints;
+ XWMHints *wmhints;
+ XSizeHints *szhints;
+ unsigned long mask;
+ int MajorVersion, MinorVersion;
+ char *xpm;
+ char **idata;
+ unsigned char *data;
+ XGCValues gcval;
+ const char *dpyname;
+
+ vid_isfullscreen = false;
+ vid_isnetwmfullscreen = false;
+ vid_isvidmodefullscreen = false;
+ vid_isoverrideredirect = false;
+
+ if (!(vidx11_display = XOpenDisplay(NULL)))
+ {
+ Con_Print("Couldn't open the X display\n");
+ return false;
+ }
+ dpyname = XDisplayName(NULL);
+
+ // LordHavoc: making the close button on a window do the right thing
+ // seems to involve this mess, sigh...
+ wm_delete_window_atom = XInternAtom(vidx11_display, "WM_DELETE_WINDOW", false);
+ net_wm_state_atom = XInternAtom(vidx11_display, "_NET_WM_STATE", false);
+ net_wm_state_fullscreen_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_FULLSCREEN", false);
+ net_wm_state_hidden_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_HIDDEN", false);
+ net_wm_icon = XInternAtom(vidx11_display, "_NET_WM_ICON", false);
+ cardinal = XInternAtom(vidx11_display, "CARDINAL", false);
+
+ // make autorepeat send keypress/keypress/.../keyrelease instead of intervening keyrelease
+ XkbSetDetectableAutoRepeat(vidx11_display, true, NULL);
+
+ vidx11_screen = DefaultScreen(vidx11_display);
+ root = RootWindow(vidx11_display, vidx11_screen);
+
+ // Get video mode list
+ MajorVersion = MinorVersion = 0;
+ if (!XF86VidModeQueryVersion(vidx11_display, &MajorVersion, &MinorVersion))
+ vidmode_ext = false;
+ else
+ {
+ Con_DPrintf("Using XFree86-VidModeExtension Version %d.%d\n", MajorVersion, MinorVersion);
+ vidmode_ext = true;
+ }
+
+ if (mode->fullscreen)
+ {
+ if(vid_netwmfullscreen.integer)
+ {
+ // TODO detect WM support
+ vid_isnetwmfullscreen = true;
+ vid_isfullscreen = true;
+ // width and height will be filled in later
+ Con_DPrintf("Using NetWM fullscreen mode\n");
+ }
+
+ if(!vid_isfullscreen && vidmode_ext)
+ {
+ int best_fit, best_dist, dist, x, y;
+
+ // Are we going fullscreen? If so, let's change video mode
+ XF86VidModeModeLine *current_vidmode;
+ XF86VidModeModeInfo **vidmodes;
+ int num_vidmodes;
+
+ // This nice hack comes from the SDL source code
+ current_vidmode = (XF86VidModeModeLine*)((char*)&init_vidmode + sizeof(init_vidmode.dotclock));
+ XF86VidModeGetModeLine(vidx11_display, vidx11_screen, (int*)&init_vidmode.dotclock, current_vidmode);
+
+ XF86VidModeGetAllModeLines(vidx11_display, vidx11_screen, &num_vidmodes, &vidmodes);
+ best_dist = 0;
+ best_fit = -1;
+
+ for (i = 0; i < num_vidmodes; i++)
+ {
+ if (mode->width > vidmodes[i]->hdisplay || mode->height > vidmodes[i]->vdisplay)
+ continue;
+
+ x = mode->width - vidmodes[i]->hdisplay;
+ y = mode->height - vidmodes[i]->vdisplay;
+ dist = (x * x) + (y * y);
+ if (best_fit == -1 || dist < best_dist)
+ {
+ best_dist = dist;
+ best_fit = i;
+ }
+ }
+
+ if (best_fit != -1)
+ {
+ // LordHavoc: changed from ActualWidth/ActualHeight =,
+ // to width/height =, so the window will take the full area of
+ // the mode chosen
+ mode->width = vidmodes[best_fit]->hdisplay;
+ mode->height = vidmodes[best_fit]->vdisplay;
+
+ // change to the mode
+ XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, vidmodes[best_fit]);
+ memcpy(&game_vidmode, vidmodes[best_fit], sizeof(game_vidmode));
+ vid_isvidmodefullscreen = true;
+ vid_isfullscreen = true;
+
+ // Move the viewport to top left
+ XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
+ Con_DPrintf("Using XVidMode fullscreen mode at %dx%d\n", mode->width, mode->height);
+ }
+
+ free(vidmodes);
+ }
+
+ if(!vid_isfullscreen)
+ {
+ // sorry, no FS available
+ // use the full desktop resolution
+ vid_isfullscreen = true;
+ // width and height will be filled in later
+ mode->width = DisplayWidth(vidx11_display, vidx11_screen);
+ mode->height = DisplayHeight(vidx11_display, vidx11_screen);
+ Con_DPrintf("Using X11 fullscreen mode at %dx%d\n", mode->width, mode->height);
+ }
+ }
+
+ // LordHavoc: save the visual for use in gamma ramp settings later
+ vidx11_visual = DefaultVisual(vidx11_display, vidx11_screen);
+
+ /* window attributes */
+ attr.background_pixel = 0;
+ attr.border_pixel = 0;
+ // LordHavoc: save the colormap for later, too
+ vidx11_colormap = attr.colormap = XCreateColormap(vidx11_display, root, vidx11_visual, AllocNone);
+ attr.event_mask = X_MASK;
+
+ if (mode->fullscreen)
+ {
+ if(vid_isnetwmfullscreen)
+ {
+ mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask;
+ attr.backing_store = NotUseful;
+ attr.save_under = False;
+ }
+ else
+ {
+ mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask | CWOverrideRedirect;
+ attr.override_redirect = True;
+ attr.backing_store = NotUseful;
+ attr.save_under = False;
+ vid_isoverrideredirect = true; // so it knows to grab
+ }
+ }
+ else
+ {
+ mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
+ }
+
+ win = XCreateWindow(vidx11_display, root, 0, 0, mode->width, mode->height, 0, CopyFromParent, InputOutput, vidx11_visual, mask, &attr);
+
+ data = loadimagepixelsbgra("darkplaces-icon", false, false, false, NULL);
+ if(data)
+ {
+ // use _NET_WM_ICON too
+ static long netwm_icon[MAX_NETWM_ICON];
+ int pos = 0;
+ int i = 1;
+
+ while(data)
+ {
+ if(pos + 2 * image_width * image_height < MAX_NETWM_ICON)
+ {
+ netwm_icon[pos++] = image_width;
+ netwm_icon[pos++] = image_height;
+ for(i = 0; i < image_height; ++i)
+ for(j = 0; j < image_width; ++j)
+ netwm_icon[pos++] = BuffLittleLong(&data[(i*image_width+j)*4]);
+ }
+ else
+ {
+ Con_Printf("Skipping NETWM icon #%d because there is no space left\n", i);
+ }
+ ++i;
+ Mem_Free(data);
+ data = loadimagepixelsbgra(va("darkplaces-icon%d", i), false, false, false, NULL);
+ }
+ XChangeProperty(vidx11_display, win, net_wm_icon, cardinal, 32, PropModeReplace, (const unsigned char *) netwm_icon, pos);
+ }
+
+ // fallthrough for old window managers
+ xpm = (char *) FS_LoadFile("darkplaces-icon.xpm", tempmempool, false, NULL);
+ idata = NULL;
+ if(xpm)
+ idata = XPM_DecodeString(xpm);
+ if(!idata)
+ idata = ENGINE_ICON;
+
+ wmhints = XAllocWMHints();
+ if(XpmCreatePixmapFromData(vidx11_display, win,
+ idata,
+ &wmhints->icon_pixmap, &wmhints->icon_mask, NULL) == XpmSuccess)
+ wmhints->flags |= IconPixmapHint | IconMaskHint;
+
+ if(xpm)
+ Mem_Free(xpm);
+
+ clshints = XAllocClassHint();
+ clshints->res_name = strdup(gamename);
+ clshints->res_class = strdup("DarkPlaces");
+
+ szhints = XAllocSizeHints();
+ if(vid_resizable.integer == 0 && !vid_isnetwmfullscreen)
+ {
+ szhints->min_width = szhints->max_width = mode->width;
+ szhints->min_height = szhints->max_height = mode->height;
+ szhints->flags |= PMinSize | PMaxSize;
+ }
+
+ XmbSetWMProperties(vidx11_display, win, gamename, gamename, (char **) com_argv, com_argc, szhints, wmhints, clshints);
+ // strdup() allocates using malloc(), should be freed with free()
+ free(clshints->res_name);
+ free(clshints->res_class);
+ XFree(clshints);
+ XFree(wmhints);
+ XFree(szhints);
+
+ //XStoreName(vidx11_display, win, gamename);
+ XMapWindow(vidx11_display, win);
+
+ XSetWMProtocols(vidx11_display, win, &wm_delete_window_atom, 1);
+
+ if (vid_isoverrideredirect)
+ {
+ XMoveWindow(vidx11_display, win, 0, 0);
+ XRaiseWindow(vidx11_display, win);
+ XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, 0, 0);
+ XFlush(vidx11_display);
+ }
+
+ if(vid_isvidmodefullscreen)
+ {
+ // Move the viewport to top left
+ XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
+ }
+
+ //XSync(vidx11_display, False);
+
+ // COMMANDLINEOPTION: Unix GLX: -noshm disables XShm extensioon
+ if(dpyname && dpyname[0] == ':' && dpyname[1] && (dpyname[2] < '0' || dpyname[2] > '9') && !COM_CheckParm("-noshm") && XShmQueryExtension(vidx11_display))
+ {
+ Con_Printf("Using XShm\n");
+ vidx11_shmevent = XShmGetEventBase(vidx11_display) + ShmCompletion;
+ }
+ else
+ {
+ Con_Printf("Not using XShm\n");
+ vidx11_shmevent = -1;
+ }
+ BuildXImages(mode->width, mode->height);
+
+ vidx11_ximage_pos = 0;
+ vid.softpixels = (unsigned int *) vidx11_ximage[vidx11_ximage_pos]->data;
+ vidx11_shmwait = 0;
+ vid.softdepthpixels = (unsigned int *)calloc(1, mode->width * mode->height * 4);
+
+ memset(&gcval, 0, sizeof(gcval));
+ vidx11_gc = XCreateGC(vidx11_display, win, 0, &gcval);
+
+ if (DPSOFTRAST_Init(mode->width, mode->height, vid_soft_threads.integer, vid_soft_interlace.integer, (unsigned int *)vid.softpixels, (unsigned int *)vid.softdepthpixels) < 0)
+ {
+ Con_Printf("Failed to initialize software rasterizer\n");
+ VID_Shutdown();
+ return false;
+ }
+
+ XSync(vidx11_display, False);
+
+ vid_usingmousegrab = false;
+ vid_usingmouse = false;
+ vid_usinghidecursor = false;
+ vid_usingvsync = false;
+ vid_hidden = false;
+ vid_activewindow = true;
+ vid_x11_hardwaregammasupported = XF86VidModeGetGammaRampSize(vidx11_display, vidx11_screen, &vid_x11_gammarampsize) != 0;
+#if !defined(__APPLE__) && !defined(SUNOS)
+ vid_x11_dgasupported = XF86DGAQueryVersion(vidx11_display, &MajorVersion, &MinorVersion);
+ if (!vid_x11_dgasupported)
+ Con_Print( "Failed to detect XF86DGA Mouse extension\n" );
+#endif
+
+ VID_Soft_SharedSetup();
+
+ return true;
+}
+qboolean VID_InitModeGL(viddef_mode_t *mode)
+{
+ int i, j;