2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 #include <X11/Xutil.h>
26 #include <X11/Xatom.h>
27 #include <X11/XKBlib.h> // TODO possibly ifdef this out on non-supporting systems... Solaris (as always)?
32 #include <X11/keysym.h>
33 #include <X11/cursorfont.h>
36 #include <X11/extensions/XShm.h>
37 #if !defined(__APPLE__) && !defined(__MACH__) && !defined(SUNOS)
38 #include <X11/extensions/xf86dga.h>
40 #include <X11/extensions/xf86vmode.h>
46 #include "darkplaces.xpm"
48 // Tell startup code that we have a client
49 int cl_available = true;
51 // note: if we used the XRandR extension we could support refresh rates
52 qboolean vid_supportrefreshrate = false;
55 XVisualInfo *(GLAPIENTRY *qglXChooseVisual)(Display *dpy, int screen, int *attribList);
56 GLXContext (GLAPIENTRY *qglXCreateContext)(Display *dpy, XVisualInfo *vis, GLXContext shareList, Bool direct);
57 void (GLAPIENTRY *qglXDestroyContext)(Display *dpy, GLXContext ctx);
58 Bool (GLAPIENTRY *qglXMakeCurrent)(Display *dpy, GLXDrawable drawable, GLXContext ctx);
59 void (GLAPIENTRY *qglXSwapBuffers)(Display *dpy, GLXDrawable drawable);
60 const char *(GLAPIENTRY *qglXQueryExtensionsString)(Display *dpy, int screen);
62 //GLX_ARB_get_proc_address
63 void *(GLAPIENTRY *qglXGetProcAddressARB)(const GLubyte *procName);
65 static dllfunction_t getprocaddressfuncs[] =
67 {"glXGetProcAddressARB", (void **) &qglXGetProcAddressARB},
71 //GLX_SGI_swap_control
72 GLint (GLAPIENTRY *qglXSwapIntervalSGI)(GLint interval);
74 static dllfunction_t swapcontrolfuncs[] =
76 {"glXSwapIntervalSGI", (void **) &qglXSwapIntervalSGI},
80 static Display *vidx11_display = NULL;
81 static int vidx11_screen;
82 static Window win, root;
83 static GLXContext ctx = NULL;
85 Atom wm_delete_window_atom;
86 Atom net_wm_state_atom;
87 Atom net_wm_state_hidden_atom;
88 Atom net_wm_state_fullscreen_atom;
90 #define KEY_MASK (KeyPressMask | KeyReleaseMask)
91 #define MOUSE_MASK (ButtonPressMask | ButtonReleaseMask | \
92 PointerMotionMask | ButtonMotionMask)
93 #define X_MASK (KEY_MASK | MOUSE_MASK | VisibilityChangeMask | \
94 StructureNotifyMask | FocusChangeMask | EnterWindowMask | \
98 static qboolean mouse_avail = true;
99 static qboolean vid_usingmousegrab = false;
100 static qboolean vid_usingmouse = false;
101 static qboolean vid_usinghidecursor = false;
102 static qboolean vid_usingvsync = false;
103 static qboolean vid_usevsync = false;
104 static qboolean vid_x11_hardwaregammasupported = false;
105 static qboolean vid_x11_dgasupported = false;
106 static int vid_x11_gammarampsize = 0;
108 #if !defined(__APPLE__) && !defined(SUNOS)
109 cvar_t vid_dgamouse = {CVAR_SAVE, "vid_dgamouse", "0", "make use of DGA mouse input"};
110 static qboolean vid_usingdgamouse = false;
112 cvar_t vid_netwmfullscreen = {CVAR_SAVE, "vid_netwmfullscreen", "0", "make use _NET_WM_STATE_FULLSCREEN; turn this off if fullscreen does not work for you"};
114 qboolean vidmode_ext = false;
116 static int win_x, win_y;
118 static XF86VidModeModeInfo init_vidmode, game_vidmode;
119 static qboolean vid_isfullscreen = false;
120 static qboolean vid_isvidmodefullscreen = false;
121 static qboolean vid_isnetwmfullscreen = false;
122 static qboolean vid_isoverrideredirect = false;
124 static Visual *vidx11_visual;
125 static Colormap vidx11_colormap;
127 /*-----------------------------------------------------------------------*/
130 long keysym2ucs(KeySym keysym);
131 int DP_Xutf8LookupString(XKeyEvent * ev,
133 KeySym * keysym_return,
134 Status * status_return)
141 int nbytes = sizeof(buffer);
143 rc = XLookupString(ev, buffer, nbytes, &keysym, NULL);
146 codepoint = buffer[0] & 0xFF;
148 codepoint = keysym2ucs(keysym);
152 if (keysym == None) {
153 *status_return = XLookupNone;
155 *status_return = XLookupKeySym;
156 *keysym_return = keysym;
163 if (keysym != None) {
164 *keysym_return = keysym;
165 *status_return = XLookupBoth;
167 *status_return = XLookupChars;
171 static int XLateKey(XKeyEvent *ev, Uchar *ascii)
175 KeySym keysym, shifted;
178 keysym = XLookupKeysym (ev, 0);
179 DP_Xutf8LookupString(ev, ascii, &shifted, &status);
183 case XK_KP_Page_Up: key = K_KP_PGUP; break;
184 case XK_Page_Up: key = K_PGUP; break;
186 case XK_KP_Page_Down: key = K_KP_PGDN; break;
187 case XK_Page_Down: key = K_PGDN; break;
189 case XK_KP_Home: key = K_KP_HOME; break;
190 case XK_Home: key = K_HOME; break;
192 case XK_KP_End: key = K_KP_END; break;
193 case XK_End: key = K_END; break;
195 case XK_KP_Left: key = K_KP_LEFTARROW; break;
196 case XK_Left: key = K_LEFTARROW; break;
198 case XK_KP_Right: key = K_KP_RIGHTARROW; break;
199 case XK_Right: key = K_RIGHTARROW; break;
201 case XK_KP_Down: key = K_KP_DOWNARROW; break;
202 case XK_Down: key = K_DOWNARROW; break;
204 case XK_KP_Up: key = K_KP_UPARROW; break;
205 case XK_Up: key = K_UPARROW; break;
207 case XK_Escape: key = K_ESCAPE; break;
209 case XK_KP_Enter: key = K_KP_ENTER; break;
210 case XK_Return: key = K_ENTER; break;
212 case XK_Tab: key = K_TAB; break;
214 case XK_F1: key = K_F1; break;
216 case XK_F2: key = K_F2; break;
218 case XK_F3: key = K_F3; break;
220 case XK_F4: key = K_F4; break;
222 case XK_F5: key = K_F5; break;
224 case XK_F6: key = K_F6; break;
226 case XK_F7: key = K_F7; break;
228 case XK_F8: key = K_F8; break;
230 case XK_F9: key = K_F9; break;
232 case XK_F10: key = K_F10; break;
234 case XK_F11: key = K_F11; break;
236 case XK_F12: key = K_F12; break;
238 case XK_BackSpace: key = K_BACKSPACE; break;
240 case XK_KP_Delete: key = K_KP_DEL; break;
241 case XK_Delete: key = K_DEL; break;
243 case XK_Pause: key = K_PAUSE; break;
246 case XK_Shift_R: key = K_SHIFT; break;
250 case XK_Control_R: key = K_CTRL; break;
254 case XK_ISO_Level3_Shift:
256 case XK_Meta_R: key = K_ALT; break;
258 case XK_KP_Begin: key = K_KP_5; break;
260 case XK_Insert:key = K_INS; break;
261 case XK_KP_Insert: key = K_KP_INS; break;
263 case XK_KP_Multiply: key = K_KP_MULTIPLY; break;
264 case XK_KP_Add: key = K_KP_PLUS; break;
265 case XK_KP_Subtract: key = K_KP_MINUS; break;
266 case XK_KP_Divide: key = K_KP_SLASH; break;
268 case XK_section: key = '~'; break;
274 if (keysym >= 'A' && keysym <= 'Z')
275 key = keysym - 'A' + 'a';
285 static Cursor CreateNullCursor(Display *display, Window root)
293 cursormask = XCreatePixmap(display, root, 1, 1, 1);
294 xgc.function = GXclear;
295 gc = XCreateGC(display, cursormask, GCFunction, &xgc);
296 XFillRectangle(display, cursormask, gc, 0, 0, 1, 1);
297 dummycolour.pixel = 0;
299 dummycolour.flags = 04;
300 cursor = XCreatePixmapCursor(display, cursormask, cursormask, &dummycolour,&dummycolour, 0,0);
301 XFreePixmap(display,cursormask);
306 void VID_SetMouse(qboolean fullscreengrab, qboolean relative, qboolean hidecursor)
308 static int originalmouseparms_num;
309 static int originalmouseparms_denom;
310 static int originalmouseparms_threshold;
311 static qboolean restore_spi;
313 #if !defined(__APPLE__) && !defined(SUNOS)
314 qboolean usedgamouse;
317 if (!vidx11_display || !win)
321 fullscreengrab = true;
324 fullscreengrab = relative = hidecursor = false;
326 #if !defined(__APPLE__) && !defined(SUNOS)
327 usedgamouse = relative && vid_dgamouse.integer;
328 if (!vid_x11_dgasupported)
330 if (fullscreengrab && vid_usingmouse && (vid_usingdgamouse != usedgamouse))
331 VID_SetMouse(false, false, false); // ungrab first!
334 if (vid_usingmousegrab != fullscreengrab)
336 vid_usingmousegrab = fullscreengrab;
337 cl_ignoremousemoves = 2;
340 XGrabPointer(vidx11_display, win, True, 0, GrabModeAsync, GrabModeAsync, win, None, CurrentTime);
341 if (vid_grabkeyboard.integer || vid_isoverrideredirect)
342 XGrabKeyboard(vidx11_display, win, False, GrabModeAsync, GrabModeAsync, CurrentTime);
346 XUngrabPointer(vidx11_display, CurrentTime);
347 XUngrabKeyboard(vidx11_display, CurrentTime);
355 XWindowAttributes attribs_1;
356 XSetWindowAttributes attribs_2;
358 XGetWindowAttributes(vidx11_display, win, &attribs_1);
359 attribs_2.event_mask = attribs_1.your_event_mask | KEY_MASK | MOUSE_MASK;
360 XChangeWindowAttributes(vidx11_display, win, CWEventMask, &attribs_2);
362 #if !defined(__APPLE__) && !defined(SUNOS)
363 vid_usingdgamouse = usedgamouse;
366 XF86DGADirectVideo(vidx11_display, DefaultScreen(vidx11_display), XF86DGADirectMouse);
367 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, 0, 0);
371 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);
373 // COMMANDLINEOPTION: X11 Input: -noforcemparms disables setting of mouse parameters (not used with DGA, windows only)
374 #if !defined(__APPLE__) && !defined(SUNOS)
375 if (!COM_CheckParm ("-noforcemparms") && !usedgamouse)
377 if (!COM_CheckParm ("-noforcemparms"))
380 XGetPointerControl(vidx11_display, &originalmouseparms_num, &originalmouseparms_denom, &originalmouseparms_threshold);
381 XChangePointerControl (vidx11_display, true, false, 1, 1, -1); // TODO maybe change threshold here, or remove this comment
387 cl_ignoremousemoves = 2;
388 vid_usingmouse = true;
395 #if !defined(__APPLE__) && !defined(SUNOS)
396 if (vid_usingdgamouse)
397 XF86DGADirectVideo(vidx11_display, DefaultScreen(vidx11_display), 0);
398 vid_usingdgamouse = false;
400 cl_ignoremousemoves = 2;
403 XChangePointerControl (vidx11_display, true, true, originalmouseparms_num, originalmouseparms_denom, originalmouseparms_threshold);
406 vid_usingmouse = false;
410 if (vid_usinghidecursor != hidecursor)
412 vid_usinghidecursor = hidecursor;
414 XDefineCursor(vidx11_display, win, CreateNullCursor(vidx11_display, win));
416 XUndefineCursor(vidx11_display, win);
420 static keynum_t buttonremap[18] =
442 static void HandleEvents(void)
447 qboolean dowarp = false;
452 while (XPending(vidx11_display))
454 XNextEvent(vidx11_display, &event);
460 key = XLateKey (&event.xkey, &unicode);
461 Key_Event(key, unicode, true);
466 key = XLateKey (&event.xkey, &unicode);
467 Key_Event(key, unicode, false);
474 #if !defined(__APPLE__) && !defined(SUNOS)
475 if (vid_usingdgamouse)
477 in_mouse_x += event.xmotion.x_root;
478 in_mouse_y += event.xmotion.y_root;
483 if (!event.xmotion.send_event)
485 in_mouse_x += event.xmotion.x - in_windowmouse_x;
486 in_mouse_y += event.xmotion.y - in_windowmouse_y;
487 //if (abs(vid.width/2 - event.xmotion.x) + abs(vid.height/2 - event.xmotion.y))
488 if (vid_stick_mouse.integer || abs(vid.width/2 - event.xmotion.x) > vid.width / 4 || abs(vid.height/2 - event.xmotion.y) > vid.height / 4)
493 in_windowmouse_x = event.xmotion.x;
494 in_windowmouse_y = event.xmotion.y;
498 // mouse button pressed
499 if (event.xbutton.button <= 18)
500 Key_Event(buttonremap[event.xbutton.button - 1], 0, true);
502 Con_Printf("HandleEvents: ButtonPress gave value %d, 1-18 expected\n", event.xbutton.button);
506 // mouse button released
507 if (event.xbutton.button <= 18)
508 Key_Event(buttonremap[event.xbutton.button - 1], 0, false);
510 Con_Printf("HandleEvents: ButtonRelease gave value %d, 1-18 expected\n", event.xbutton.button);
515 win_x = event.xcreatewindow.x;
516 win_y = event.xcreatewindow.y;
519 case ConfigureNotify:
520 // window changed size/location
521 win_x = event.xconfigure.x;
522 win_y = event.xconfigure.y;
523 if(vid_resizable.integer < 2 || vid_isnetwmfullscreen)
525 vid.width = event.xconfigure.width;
526 vid.height = event.xconfigure.height;
527 if(vid_isnetwmfullscreen)
528 Con_Printf("NetWM fullscreen: actually using resolution %dx%d\n", vid.width, vid.height);
530 Con_DPrintf("Updating to ConfigureNotify resolution %dx%d\n", vid.width, vid.height);
534 // window has been destroyed
538 // window manager messages
539 if ((event.xclient.format == 32) && ((unsigned int)event.xclient.data.l[0] == wm_delete_window_atom))
543 if (vid_isoverrideredirect)
547 VID_RestoreSystemGamma();
549 if(vid_isvidmodefullscreen)
551 // set our video mode
552 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, &game_vidmode);
554 // Move the viewport to top left
555 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
558 if(vid_isnetwmfullscreen)
560 // make sure it's fullscreen
562 event.type = ClientMessage;
563 event.xclient.serial = 0;
564 event.xclient.send_event = True;
565 event.xclient.message_type = net_wm_state_atom;
566 event.xclient.window = win;
567 event.xclient.format = 32;
568 event.xclient.data.l[0] = 1;
569 event.xclient.data.l[1] = net_wm_state_fullscreen_atom;
570 event.xclient.data.l[2] = 0;
571 event.xclient.data.l[3] = 1;
572 event.xclient.data.l[4] = 0;
573 XSendEvent(vidx11_display, root, False, SubstructureRedirectMask | SubstructureNotifyMask, &event);
580 if (vid_isoverrideredirect)
582 // window iconified/rolledup/whatever
584 VID_RestoreSystemGamma();
586 if(vid_isvidmodefullscreen)
587 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, &init_vidmode);
591 if (vid_isoverrideredirect)
593 // window is now the input focus
594 vid_activewindow = true;
597 if (vid_isoverrideredirect)
600 if(vid_isnetwmfullscreen && event.xfocus.mode == NotifyNormal)
602 // iconify netwm fullscreen window when it loses focus
603 // when the user selects it in the taskbar, the window manager will map it again and send MapNotify
605 event.type = ClientMessage;
606 event.xclient.serial = 0;
607 event.xclient.send_event = True;
608 event.xclient.message_type = net_wm_state_atom;
609 event.xclient.window = win;
610 event.xclient.format = 32;
611 event.xclient.data.l[0] = 1;
612 event.xclient.data.l[1] = net_wm_state_hidden_atom;
613 event.xclient.data.l[2] = 0;
614 event.xclient.data.l[3] = 1;
615 event.xclient.data.l[4] = 0;
616 XSendEvent(vidx11_display, root, False, SubstructureRedirectMask | SubstructureNotifyMask, &event);
619 // window is no longer the input focus
620 vid_activewindow = false;
621 VID_RestoreSystemGamma();
625 // mouse entered window
635 /* move the mouse to the window center again */
636 // we'll catch the warp motion by its send_event flag, updating the
637 // stored mouse position without adding any delta motion
639 event.type = MotionNotify;
640 event.xmotion.display = vidx11_display;
641 event.xmotion.window = win;
642 event.xmotion.x = vid.width / 2;
643 event.xmotion.y = vid.height / 2;
644 XSendEvent(vidx11_display, win, False, PointerMotionMask, &event);
645 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);
649 static void *prjobj = NULL;
651 static void GL_CloseLibrary(void)
657 qglXGetProcAddressARB = NULL;
660 gl_platformextensions = "";
663 static int GL_OpenLibrary(const char *name)
665 Con_Printf("Loading OpenGL driver %s\n", name);
667 if (!(prjobj = dlopen(name, RTLD_LAZY | RTLD_GLOBAL)))
669 Con_Printf("Unable to open symbol list for %s\n", name);
672 strlcpy(gl_driver, name, sizeof(gl_driver));
676 void *GL_GetProcAddress(const char *name)
679 if (qglXGetProcAddressARB != NULL)
680 p = (void *) qglXGetProcAddressARB((GLubyte *)name);
682 p = (void *) dlsym(prjobj, name);
686 void VID_Shutdown(void)
688 if (!ctx || !vidx11_display)
691 VID_SetMouse(false, false, false);
692 VID_RestoreSystemGamma();
694 // FIXME: glXDestroyContext here?
695 if (vid_isvidmodefullscreen)
696 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, &init_vidmode);
698 XDestroyWindow(vidx11_display, win);
699 XCloseDisplay(vidx11_display);
702 vid_isfullscreen = false;
703 vid_isnetwmfullscreen = false;
704 vid_isvidmodefullscreen = false;
705 vid_isoverrideredirect = false;
706 vidx11_display = NULL;
714 void signal_handler(int sig)
716 Con_Printf("Received signal %d, exiting...\n", sig);
717 VID_RestoreSystemGamma();
723 signal(SIGHUP, signal_handler);
724 signal(SIGINT, signal_handler);
725 signal(SIGQUIT, signal_handler);
726 signal(SIGILL, signal_handler);
727 signal(SIGTRAP, signal_handler);
728 signal(SIGIOT, signal_handler);
729 signal(SIGBUS, signal_handler);
730 signal(SIGFPE, signal_handler);
731 signal(SIGSEGV, signal_handler);
732 signal(SIGTERM, signal_handler);
735 void VID_Finish (void)
737 vid_usevsync = vid_vsync.integer && !cls.timedemo && qglXSwapIntervalSGI;
738 if (vid_usingvsync != vid_usevsync)
740 vid_usingvsync = vid_usevsync;
741 if (qglXSwapIntervalSGI (vid_usevsync))
742 Con_Print("glXSwapIntervalSGI didn't accept the vid_vsync change, it will take effect on next vid_restart (GLX_SGI_swap_control does not allow turning off vsync)\n");
748 if (r_speeds.integer == 2 || gl_finish.integer)
750 qglFinish();CHECKGLERROR
752 qglXSwapBuffers(vidx11_display, win);CHECKGLERROR
755 if (vid_x11_hardwaregammasupported)
756 VID_UpdateGamma(false, vid_x11_gammarampsize);
759 int VID_SetGamma(unsigned short *ramps, int rampsize)
761 return XF86VidModeSetGammaRamp(vidx11_display, vidx11_screen, rampsize, ramps, ramps + rampsize, ramps + rampsize*2);
764 int VID_GetGamma(unsigned short *ramps, int rampsize)
766 return XF86VidModeGetGammaRamp(vidx11_display, vidx11_screen, rampsize, ramps, ramps + rampsize, ramps + rampsize*2);
771 #if !defined(__APPLE__) && !defined(SUNOS)
772 Cvar_RegisterVariable (&vid_dgamouse);
774 Cvar_RegisterVariable (&vid_netwmfullscreen);
775 InitSig(); // trap evil signals
776 // COMMANDLINEOPTION: Input: -nomouse disables mouse support (see also vid_mouse cvar)
777 if (COM_CheckParm ("-nomouse"))
781 void VID_BuildGLXAttrib(int *attrib, qboolean stencil, qboolean stereobuffer, int samples)
783 *attrib++ = GLX_RGBA;
784 *attrib++ = GLX_RED_SIZE;*attrib++ = stencil ? 8 : 5;
785 *attrib++ = GLX_GREEN_SIZE;*attrib++ = stencil ? 8 : 5;
786 *attrib++ = GLX_BLUE_SIZE;*attrib++ = stencil ? 8 : 5;
787 *attrib++ = GLX_DOUBLEBUFFER;
788 *attrib++ = GLX_DEPTH_SIZE;*attrib++ = stencil ? 24 : 16;
789 // if stencil is enabled, ask for alpha too
792 *attrib++ = GLX_STENCIL_SIZE;*attrib++ = 8;
793 *attrib++ = GLX_ALPHA_SIZE;*attrib++ = 8;
796 *attrib++ = GLX_STEREO;
799 *attrib++ = GLX_SAMPLE_BUFFERS_ARB;
801 *attrib++ = GLX_SAMPLES_ARB;
807 qboolean VID_InitMode(viddef_mode_t *mode)
811 XSetWindowAttributes attr;
812 XClassHint *clshints;
816 XVisualInfo *visinfo;
817 int MajorVersion, MinorVersion;
818 const char *drivername;
820 vid_isfullscreen = false;
821 vid_isnetwmfullscreen = false;
822 vid_isvidmodefullscreen = false;
823 vid_isoverrideredirect = false;
825 #if defined(__APPLE__) && defined(__MACH__)
826 drivername = "/usr/X11R6/lib/libGL.1.dylib";
828 drivername = "libGL.so.1";
830 // COMMANDLINEOPTION: Linux GLX: -gl_driver <drivername> selects a GL driver library, default is libGL.so.1, useful only for using fxmesa or similar, if you don't know what this is for, you don't need it
831 // COMMANDLINEOPTION: BSD GLX: -gl_driver <drivername> selects a GL driver library, default is libGL.so.1, useful only for using fxmesa or similar, if you don't know what this is for, you don't need it
832 // LordHavoc: although this works on MacOSX, it's useless there (as there is only one system libGL)
833 i = COM_CheckParm("-gl_driver");
834 if (i && i < com_argc - 1)
835 drivername = com_argv[i + 1];
836 if (!GL_OpenLibrary(drivername))
838 Con_Printf("Unable to load GL driver \"%s\"\n", drivername);
842 if (!(vidx11_display = XOpenDisplay(NULL)))
844 Con_Print("Couldn't open the X display\n");
848 // LordHavoc: making the close button on a window do the right thing
849 // seems to involve this mess, sigh...
850 wm_delete_window_atom = XInternAtom(vidx11_display, "WM_DELETE_WINDOW", false);
851 net_wm_state_atom = XInternAtom(vidx11_display, "_NET_WM_STATE", false);
852 net_wm_state_fullscreen_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_FULLSCREEN", false);
853 net_wm_state_hidden_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_HIDDEN", false);
855 // make autorepeat send keypress/keypress/.../keyrelease instead of intervening keyrelease
856 XkbSetDetectableAutoRepeat(vidx11_display, true, NULL);
858 vidx11_screen = DefaultScreen(vidx11_display);
859 root = RootWindow(vidx11_display, vidx11_screen);
861 // Get video mode list
862 MajorVersion = MinorVersion = 0;
863 if (!XF86VidModeQueryVersion(vidx11_display, &MajorVersion, &MinorVersion))
867 Con_DPrintf("Using XFree86-VidModeExtension Version %d.%d\n", MajorVersion, MinorVersion);
871 if ((qglXChooseVisual = (XVisualInfo *(GLAPIENTRY *)(Display *dpy, int screen, int *attribList))GL_GetProcAddress("glXChooseVisual")) == NULL
872 || (qglXCreateContext = (GLXContext (GLAPIENTRY *)(Display *dpy, XVisualInfo *vis, GLXContext shareList, Bool direct))GL_GetProcAddress("glXCreateContext")) == NULL
873 || (qglXDestroyContext = (void (GLAPIENTRY *)(Display *dpy, GLXContext ctx))GL_GetProcAddress("glXDestroyContext")) == NULL
874 || (qglXMakeCurrent = (Bool (GLAPIENTRY *)(Display *dpy, GLXDrawable drawable, GLXContext ctx))GL_GetProcAddress("glXMakeCurrent")) == NULL
875 || (qglXSwapBuffers = (void (GLAPIENTRY *)(Display *dpy, GLXDrawable drawable))GL_GetProcAddress("glXSwapBuffers")) == NULL
876 || (qglXQueryExtensionsString = (const char *(GLAPIENTRY *)(Display *dpy, int screen))GL_GetProcAddress("glXQueryExtensionsString")) == NULL)
878 Con_Printf("glX functions not found in %s\n", gl_driver);
882 VID_BuildGLXAttrib(attrib, mode->bitsperpixel == 32, mode->stereobuffer, mode->samples);
883 visinfo = qglXChooseVisual(vidx11_display, vidx11_screen, attrib);
886 Con_Print("Couldn't get an RGB, Double-buffered, Depth visual\n");
890 if (mode->fullscreen)
892 if(vid_netwmfullscreen.integer)
894 // TODO detect WM support
895 vid_isnetwmfullscreen = true;
896 vid_isfullscreen = true;
897 // width and height will be filled in later
898 Con_DPrintf("Using NetWM fullscreen mode\n");
901 if(!vid_isfullscreen && vidmode_ext)
903 int best_fit, best_dist, dist, x, y;
905 // Are we going fullscreen? If so, let's change video mode
906 XF86VidModeModeLine *current_vidmode;
907 XF86VidModeModeInfo **vidmodes;
910 // This nice hack comes from the SDL source code
911 current_vidmode = (XF86VidModeModeLine*)((char*)&init_vidmode + sizeof(init_vidmode.dotclock));
912 XF86VidModeGetModeLine(vidx11_display, vidx11_screen, (int*)&init_vidmode.dotclock, current_vidmode);
914 XF86VidModeGetAllModeLines(vidx11_display, vidx11_screen, &num_vidmodes, &vidmodes);
918 for (i = 0; i < num_vidmodes; i++)
920 if (mode->width > vidmodes[i]->hdisplay || mode->height > vidmodes[i]->vdisplay)
923 x = mode->width - vidmodes[i]->hdisplay;
924 y = mode->height - vidmodes[i]->vdisplay;
925 dist = (x * x) + (y * y);
926 if (best_fit == -1 || dist < best_dist)
935 // LordHavoc: changed from ActualWidth/ActualHeight =,
936 // to width/height =, so the window will take the full area of
938 mode->width = vidmodes[best_fit]->hdisplay;
939 mode->height = vidmodes[best_fit]->vdisplay;
941 // change to the mode
942 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, vidmodes[best_fit]);
943 memcpy(&game_vidmode, vidmodes[best_fit], sizeof(game_vidmode));
944 vid_isvidmodefullscreen = true;
945 vid_isfullscreen = true;
947 // Move the viewport to top left
948 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
949 Con_DPrintf("Using XVidMode fullscreen mode at %dx%d\n", mode->width, mode->height);
955 if(!vid_isfullscreen)
957 // sorry, no FS available
958 // use the full desktop resolution
959 vid_isfullscreen = true;
960 // width and height will be filled in later
961 mode->width = DisplayWidth(vidx11_display, vidx11_screen);
962 mode->height = DisplayHeight(vidx11_display, vidx11_screen);
963 Con_DPrintf("Using X11 fullscreen mode at %dx%d\n", mode->width, mode->height);
967 // LordHavoc: save the visual for use in gamma ramp settings later
968 vidx11_visual = visinfo->visual;
970 /* window attributes */
971 attr.background_pixel = 0;
972 attr.border_pixel = 0;
973 // LordHavoc: save the colormap for later, too
974 vidx11_colormap = attr.colormap = XCreateColormap(vidx11_display, root, visinfo->visual, AllocNone);
975 attr.event_mask = X_MASK;
977 if (mode->fullscreen)
979 if(vid_isnetwmfullscreen)
981 mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask;
982 attr.backing_store = NotUseful;
983 attr.save_under = False;
987 mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask | CWOverrideRedirect;
988 attr.override_redirect = True;
989 attr.backing_store = NotUseful;
990 attr.save_under = False;
991 vid_isoverrideredirect = true; // so it knows to grab
996 mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
999 win = XCreateWindow(vidx11_display, root, 0, 0, mode->width, mode->height, 0, visinfo->depth, InputOutput, visinfo->visual, mask, &attr);
1001 wmhints = XAllocWMHints();
1002 if(XpmCreatePixmapFromData(vidx11_display, win,
1003 (gamemode == GAME_NEXUIZ) ? nexuiz_xpm : darkplaces_xpm,
1004 &wmhints->icon_pixmap, &wmhints->icon_mask, NULL) == XpmSuccess)
1005 wmhints->flags |= IconPixmapHint | IconMaskHint;
1007 clshints = XAllocClassHint();
1008 clshints->res_name = strdup(gamename);
1009 clshints->res_class = strdup("DarkPlaces");
1011 szhints = XAllocSizeHints();
1012 if(vid_resizable.integer == 0 && !vid_isnetwmfullscreen)
1014 szhints->min_width = szhints->max_width = mode->width;
1015 szhints->min_height = szhints->max_height = mode->height;
1016 szhints->flags |= PMinSize | PMaxSize;
1019 XmbSetWMProperties(vidx11_display, win, gamename, gamename, (char **) com_argv, com_argc, szhints, wmhints, clshints);
1024 //XStoreName(vidx11_display, win, gamename);
1025 XMapWindow(vidx11_display, win);
1027 XSetWMProtocols(vidx11_display, win, &wm_delete_window_atom, 1);
1029 if (vid_isoverrideredirect)
1031 XMoveWindow(vidx11_display, win, 0, 0);
1032 XRaiseWindow(vidx11_display, win);
1033 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, 0, 0);
1034 XFlush(vidx11_display);
1037 if(vid_isvidmodefullscreen)
1039 // Move the viewport to top left
1040 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
1043 //XSync(vidx11_display, False);
1045 ctx = qglXCreateContext(vidx11_display, visinfo, NULL, True);
1048 Con_Printf ("glXCreateContext failed\n");
1052 if (!qglXMakeCurrent(vidx11_display, win, ctx))
1054 Con_Printf ("glXMakeCurrent failed\n");
1058 XSync(vidx11_display, False);
1060 if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
1062 Con_Printf ("glGetString not found in %s\n", gl_driver);
1066 gl_extensions = (const char *)qglGetString(GL_EXTENSIONS);
1067 gl_platform = "GLX";
1068 gl_platformextensions = qglXQueryExtensionsString(vidx11_display, vidx11_screen);
1070 // COMMANDLINEOPTION: Linux GLX: -nogetprocaddress disables GLX_ARB_get_proc_address (not required, more formal method of getting extension functions)
1071 // COMMANDLINEOPTION: BSD GLX: -nogetprocaddress disables GLX_ARB_get_proc_address (not required, more formal method of getting extension functions)
1072 // COMMANDLINEOPTION: MacOSX GLX: -nogetprocaddress disables GLX_ARB_get_proc_address (not required, more formal method of getting extension functions)
1073 GL_CheckExtension("GLX_ARB_get_proc_address", getprocaddressfuncs, "-nogetprocaddress", false);
1074 // COMMANDLINEOPTION: Linux GLX: -novideosync disables GLX_SGI_swap_control
1075 // COMMANDLINEOPTION: BSD GLX: -novideosync disables GLX_SGI_swap_control
1076 // COMMANDLINEOPTION: MacOSX GLX: -novideosync disables GLX_SGI_swap_control
1077 GL_CheckExtension("GLX_SGI_swap_control", swapcontrolfuncs, "-novideosync", false);
1079 vid_usingmousegrab = false;
1080 vid_usingmouse = false;
1081 vid_usinghidecursor = false;
1082 vid_usingvsync = false;
1084 vid_activewindow = true;
1085 vid_x11_hardwaregammasupported = XF86VidModeGetGammaRampSize(vidx11_display, vidx11_screen, &vid_x11_gammarampsize) != 0;
1086 #if !defined(__APPLE__) && !defined(SUNOS)
1087 vid_x11_dgasupported = XF86DGAQueryVersion(vidx11_display, &MajorVersion, &MinorVersion);
1088 if (!vid_x11_dgasupported)
1089 Con_Print( "Failed to detect XF86DGA Mouse extension\n" );
1096 void Sys_SendKeyEvents(void)
1098 static qboolean sound_active = true;
1100 // enable/disable sound on focus gain/loss
1101 if ((!vid_hidden && vid_activewindow) || !snd_mutewhenidle.integer)
1106 sound_active = true;
1114 sound_active = false;
1125 size_t VID_ListModes(vid_mode_t *modes, size_t maxcount)
1131 XF86VidModeModeInfo **vidmodes;
1134 XF86VidModeGetAllModeLines(vidx11_display, vidx11_screen, &num_vidmodes, &vidmodes);
1136 for (i = 0; i < num_vidmodes; i++)
1140 // we don't get bpp info, so let's just assume all of 8, 15, 16, 24, 32 work
1141 for(bpp = 8; bpp <= 32; bpp = ((bpp == 8) ? 15 : (bpp & 0xF8) + 8))
1145 modes[k].width = vidmodes[i]->hdisplay;
1146 modes[k].height = vidmodes[i]->vdisplay;
1148 if(vidmodes[i]->dotclock && vidmodes[i]->htotal && vidmodes[i]->vtotal)
1149 modes[k].refreshrate = vidmodes[i]->dotclock / vidmodes[i]->htotal / vidmodes[i]->vtotal;
1151 modes[k].refreshrate = 60;
1152 modes[k].pixelheight_num = 1;
1153 modes[k].pixelheight_denom = 1; // xvidmode does not provide this
1159 return 0; // FIXME implement this