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.
20 #if !defined(__APPLE__) && !defined(__MACH__) && !defined(SUNOS)
29 #include <X11/Xutil.h>
30 #include <X11/Xatom.h>
31 #include <X11/XKBlib.h> // TODO possibly ifdef this out on non-supporting systems... Solaris (as always)?
35 #include "dpsoftrast.h"
37 #include <X11/keysym.h>
38 #include <X11/cursorfont.h>
41 #include <X11/extensions/XShm.h>
43 #include <X11/extensions/xf86dga.h>
45 #include <X11/extensions/xf86vmode.h>
49 #include <X11/extensions/XShm.h>
56 #include "darkplaces.xpm"
58 // Tell startup code that we have a client
59 int cl_available = true;
61 // note: if we used the XRandR extension we could support refresh rates
62 qboolean vid_supportrefreshrate = false;
65 XVisualInfo *(GLAPIENTRY *qglXChooseVisual)(Display *dpy, int screen, int *attribList);
66 GLXContext (GLAPIENTRY *qglXCreateContext)(Display *dpy, XVisualInfo *vis, GLXContext shareList, Bool direct);
67 void (GLAPIENTRY *qglXDestroyContext)(Display *dpy, GLXContext ctx);
68 Bool (GLAPIENTRY *qglXMakeCurrent)(Display *dpy, GLXDrawable drawable, GLXContext ctx);
69 void (GLAPIENTRY *qglXSwapBuffers)(Display *dpy, GLXDrawable drawable);
70 const char *(GLAPIENTRY *qglXQueryExtensionsString)(Display *dpy, int screen);
72 //GLX_ARB_get_proc_address
73 void *(GLAPIENTRY *qglXGetProcAddressARB)(const GLubyte *procName);
75 static dllfunction_t getprocaddressfuncs[] =
77 {"glXGetProcAddressARB", (void **) &qglXGetProcAddressARB},
81 //GLX_SGI_swap_control
82 GLint (GLAPIENTRY *qglXSwapIntervalSGI)(GLint interval);
84 static dllfunction_t swapcontrolfuncs[] =
86 {"glXSwapIntervalSGI", (void **) &qglXSwapIntervalSGI},
90 static Display *vidx11_display = NULL;
91 static int vidx11_screen;
92 static Window win, root;
93 static GLXContext ctx = NULL;
94 static GC vidx11_gc = NULL;
95 static XImage *vidx11_ximage[2] = { NULL, NULL };
96 static int vidx11_ximage_pos = 0;
97 static XShmSegmentInfo vidx11_shminfo[2];
98 static int vidx11_shmevent = -1;
99 static int vidx11_shmwait = 0; // number of frames outstanding
101 Atom wm_delete_window_atom;
102 Atom net_wm_state_atom;
103 Atom net_wm_state_hidden_atom;
104 Atom net_wm_state_fullscreen_atom;
108 #define KEY_MASK (KeyPressMask | KeyReleaseMask)
109 #define MOUSE_MASK (ButtonPressMask | ButtonReleaseMask | \
110 PointerMotionMask | ButtonMotionMask)
111 #define X_MASK (KEY_MASK | MOUSE_MASK | VisibilityChangeMask | \
112 StructureNotifyMask | FocusChangeMask | EnterWindowMask | \
116 static qboolean mouse_avail = true;
117 static qboolean vid_usingmousegrab = false;
118 static qboolean vid_usingmouse = false;
119 static qboolean vid_usinghidecursor = false;
120 static qboolean vid_usingvsync = false;
121 static qboolean vid_usevsync = false;
122 static qboolean vid_x11_hardwaregammasupported = false;
124 static qboolean vid_x11_dgasupported = false;
126 static int vid_x11_gammarampsize = 0;
129 cvar_t vid_dgamouse = {CVAR_SAVE, "vid_dgamouse", "0", "make use of DGA mouse input"};
130 static qboolean vid_usingdgamouse = false;
133 qboolean vidmode_ext = false;
135 static int win_x, win_y;
137 static XF86VidModeModeInfo init_vidmode, game_vidmode;
138 static qboolean vid_isfullscreen = false;
139 static qboolean vid_isvidmodefullscreen = false;
140 static qboolean vid_isdesktopfullscreen = false;
141 static qboolean vid_isoverrideredirect = false;
143 static vid_mode_t desktop_mode;
144 static Visual *vidx11_visual;
145 static Colormap vidx11_colormap;
147 /*-----------------------------------------------------------------------*/
150 extern long keysym2ucs(KeySym keysym); // LordHavoc: suppress warning just in this case, it's not worth having a header file for this...
151 static void DP_Xutf8LookupString(XKeyEvent * ev,
153 KeySym * keysym_return,
154 Status * status_return)
160 int nbytes = sizeof(buffer);
162 rc = XLookupString(ev, buffer, nbytes, &keysym, NULL);
165 codepoint = buffer[0] & 0xFF;
167 codepoint = keysym2ucs(keysym);
171 if (keysym == None) {
172 *status_return = XLookupNone;
174 *status_return = XLookupKeySym;
175 *keysym_return = keysym;
183 if (keysym != None) {
184 *keysym_return = keysym;
185 *status_return = XLookupBoth;
187 *status_return = XLookupChars;
190 static int XLateKey(XKeyEvent *ev, Uchar *ascii)
194 KeySym keysym, shifted;
197 keysym = XLookupKeysym (ev, 0);
198 DP_Xutf8LookupString(ev, ascii, &shifted, &status);
202 case XK_KP_Page_Up: key = K_KP_PGUP; break;
203 case XK_Page_Up: key = K_PGUP; break;
205 case XK_KP_Page_Down: key = K_KP_PGDN; break;
206 case XK_Page_Down: key = K_PGDN; break;
208 case XK_KP_Home: key = K_KP_HOME; break;
209 case XK_Home: key = K_HOME; break;
211 case XK_KP_End: key = K_KP_END; break;
212 case XK_End: key = K_END; break;
214 case XK_KP_Left: key = K_KP_LEFTARROW; break;
215 case XK_Left: key = K_LEFTARROW; break;
217 case XK_KP_Right: key = K_KP_RIGHTARROW; break;
218 case XK_Right: key = K_RIGHTARROW; break;
220 case XK_KP_Down: key = K_KP_DOWNARROW; break;
221 case XK_Down: key = K_DOWNARROW; break;
223 case XK_KP_Up: key = K_KP_UPARROW; break;
224 case XK_Up: key = K_UPARROW; break;
226 case XK_Escape: key = K_ESCAPE; break;
228 case XK_KP_Enter: key = K_KP_ENTER; break;
229 case XK_Return: key = K_ENTER; break;
231 case XK_Tab: key = K_TAB; break;
233 case XK_F1: key = K_F1; break;
235 case XK_F2: key = K_F2; break;
237 case XK_F3: key = K_F3; break;
239 case XK_F4: key = K_F4; break;
241 case XK_F5: key = K_F5; break;
243 case XK_F6: key = K_F6; break;
245 case XK_F7: key = K_F7; break;
247 case XK_F8: key = K_F8; break;
249 case XK_F9: key = K_F9; break;
251 case XK_F10: key = K_F10; break;
253 case XK_F11: key = K_F11; break;
255 case XK_F12: key = K_F12; break;
257 case XK_BackSpace: key = K_BACKSPACE; break;
259 case XK_KP_Delete: key = K_KP_DEL; break;
260 case XK_Delete: key = K_DEL; break;
262 case XK_Pause: key = K_PAUSE; break;
265 case XK_Shift_R: key = K_SHIFT; break;
269 case XK_Control_R: key = K_CTRL; break;
273 case XK_ISO_Level3_Shift:
275 case XK_Meta_R: key = K_ALT; break;
277 case XK_KP_Begin: key = K_KP_5; break;
279 case XK_Insert:key = K_INS; break;
280 case XK_KP_Insert: key = K_KP_INS; break;
282 case XK_KP_Multiply: key = K_KP_MULTIPLY; break;
283 case XK_KP_Add: key = K_KP_PLUS; break;
284 case XK_KP_Subtract: key = K_KP_MINUS; break;
285 case XK_KP_Divide: key = K_KP_SLASH; break;
287 case XK_asciicircum: *ascii = key = '^'; break; // for some reason, XLookupString returns "" on this one for Grunt|2
289 case XK_section: *ascii = key = '~'; break;
295 if (keysym >= 'A' && keysym <= 'Z')
296 key = keysym - 'A' + 'a';
306 static Cursor CreateNullCursor(Display *display, Window root)
314 cursormask = XCreatePixmap(display, root, 1, 1, 1);
315 xgc.function = GXclear;
316 gc = XCreateGC(display, cursormask, GCFunction, &xgc);
317 XFillRectangle(display, cursormask, gc, 0, 0, 1, 1);
318 dummycolour.pixel = 0;
320 dummycolour.flags = 04;
321 cursor = XCreatePixmapCursor(display, cursormask, cursormask, &dummycolour,&dummycolour, 0,0);
322 XFreePixmap(display,cursormask);
327 void VID_SetMouse(qboolean fullscreengrab, qboolean relative, qboolean hidecursor)
329 static int originalmouseparms_num;
330 static int originalmouseparms_denom;
331 static int originalmouseparms_threshold;
332 static qboolean restore_spi;
335 qboolean usedgamouse;
338 if (!vidx11_display || !win)
342 fullscreengrab = true;
345 fullscreengrab = relative = hidecursor = false;
348 usedgamouse = relative && vid_dgamouse.integer;
349 if (!vid_x11_dgasupported)
351 if (fullscreengrab && vid_usingmouse && (vid_usingdgamouse != usedgamouse))
352 VID_SetMouse(false, false, false); // ungrab first!
355 if (vid_usingmousegrab != fullscreengrab)
357 vid_usingmousegrab = fullscreengrab;
358 cl_ignoremousemoves = 2;
361 XGrabPointer(vidx11_display, win, True, 0, GrabModeAsync, GrabModeAsync, win, None, CurrentTime);
362 if (vid_grabkeyboard.integer || vid_isoverrideredirect)
363 XGrabKeyboard(vidx11_display, win, False, GrabModeAsync, GrabModeAsync, CurrentTime);
367 XUngrabPointer(vidx11_display, CurrentTime);
368 XUngrabKeyboard(vidx11_display, CurrentTime);
376 XWindowAttributes attribs_1;
377 XSetWindowAttributes attribs_2;
379 XGetWindowAttributes(vidx11_display, win, &attribs_1);
380 attribs_2.event_mask = attribs_1.your_event_mask | KEY_MASK | MOUSE_MASK;
381 XChangeWindowAttributes(vidx11_display, win, CWEventMask, &attribs_2);
384 vid_usingdgamouse = usedgamouse;
387 XF86DGADirectVideo(vidx11_display, DefaultScreen(vidx11_display), XF86DGADirectMouse);
388 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, 0, 0);
392 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);
394 // COMMANDLINEOPTION: X11 Input: -noforcemparms disables setting of mouse parameters (not used with DGA, windows only)
396 if (!COM_CheckParm ("-noforcemparms") && !usedgamouse)
398 if (!COM_CheckParm ("-noforcemparms"))
401 XGetPointerControl(vidx11_display, &originalmouseparms_num, &originalmouseparms_denom, &originalmouseparms_threshold);
402 XChangePointerControl (vidx11_display, true, false, 1, 1, -1); // TODO maybe change threshold here, or remove this comment
408 cl_ignoremousemoves = 2;
409 vid_usingmouse = true;
417 if (vid_usingdgamouse)
418 XF86DGADirectVideo(vidx11_display, DefaultScreen(vidx11_display), 0);
419 vid_usingdgamouse = false;
421 cl_ignoremousemoves = 2;
424 XChangePointerControl (vidx11_display, true, true, originalmouseparms_num, originalmouseparms_denom, originalmouseparms_threshold);
427 vid_usingmouse = false;
431 if (vid_usinghidecursor != hidecursor)
433 vid_usinghidecursor = hidecursor;
435 XDefineCursor(vidx11_display, win, CreateNullCursor(vidx11_display, win));
437 XUndefineCursor(vidx11_display, win);
441 static keynum_t buttonremap[18] =
463 static qboolean BuildXImages(int w, int h)
466 if(DefaultDepth(vidx11_display, vidx11_screen) != 32 && DefaultDepth(vidx11_display, vidx11_screen) != 24)
468 Con_Printf("Sorry, we only support 24bpp and 32bpp modes\n");
472 // match to dpsoftrast's specs
473 if(vidx11_visual->red_mask != 0x00FF0000)
475 Con_Printf("Sorry, we only support BGR visuals\n");
479 if(vidx11_visual->green_mask != 0x0000FF00)
481 Con_Printf("Sorry, we only support BGR visuals\n");
485 if(vidx11_visual->blue_mask != 0x000000FF)
487 Con_Printf("Sorry, we only support BGR visuals\n");
491 if(vidx11_shmevent >= 0)
493 for(i = 0; i < 2; ++i)
495 vidx11_shminfo[i].shmid = -1;
496 vidx11_ximage[i] = XShmCreateImage(vidx11_display, vidx11_visual, DefaultDepth(vidx11_display, vidx11_screen), ZPixmap, NULL, &vidx11_shminfo[i], w, h);
497 if(!vidx11_ximage[i])
499 Con_Printf("Failed to get an XImage segment\n");
503 if(vidx11_ximage[i]->bytes_per_line != w * 4)
505 Con_Printf("Sorry, we only support linear pixel layout\n");
509 vidx11_shminfo[i].shmid = shmget(IPC_PRIVATE, vidx11_ximage[i]->bytes_per_line * vidx11_ximage[i]->height, IPC_CREAT|0777);
510 if(vidx11_shminfo[i].shmid < 0)
512 Con_Printf("Failed to get a shm segment\n");
516 vidx11_shminfo[i].shmaddr = vidx11_ximage[i]->data = shmat(vidx11_shminfo[i].shmid, NULL, 0);
517 if(!vidx11_shminfo[i].shmaddr)
519 Con_Printf("Failed to get a shm segment addresst\n");
523 vidx11_shminfo[i].readOnly = True;
524 XShmAttach(vidx11_display, &vidx11_shminfo[i]);
529 for(i = 0; i < 1; ++i) // we only need one buffer if we don't use Xshm
531 char *p = calloc(4, w * h);
532 vidx11_shminfo[i].shmid = -1;
533 vidx11_ximage[i] = XCreateImage(vidx11_display, vidx11_visual, DefaultDepth(vidx11_display, vidx11_screen), ZPixmap, 0, (char*)p, w, h, 8, 0);
534 if(!vidx11_ximage[i])
536 Con_Printf("Failed to get an XImage segment\n");
540 if(vidx11_ximage[i]->bytes_per_line != w * 4)
542 Con_Printf("Sorry, we only support linear pixel layout\n");
550 static void DestroyXImages(void)
553 for(i = 0; i < 2; ++i)
555 if(vidx11_shminfo[i].shmid >= 0)
557 XShmDetach(vidx11_display, &vidx11_shminfo[i]);
558 XDestroyImage(vidx11_ximage[i]);
559 vidx11_ximage[i] = NULL;
560 shmdt(vidx11_shminfo[i].shmaddr);
561 shmctl(vidx11_shminfo[i].shmid, IPC_RMID, 0);
562 vidx11_shminfo[i].shmid = -1;
565 XDestroyImage(vidx11_ximage[i]);
566 vidx11_ximage[i] = 0;
570 static int in_mouse_x_save = 0, in_mouse_y_save = 0;
571 static void HandleEvents(void)
576 qboolean dowarp = false;
581 in_mouse_x += in_mouse_x_save;
582 in_mouse_y += in_mouse_y_save;
586 while (XPending(vidx11_display))
588 XNextEvent(vidx11_display, &event);
594 key = XLateKey (&event.xkey, &unicode);
595 Key_Event(key, unicode, true);
600 key = XLateKey (&event.xkey, &unicode);
601 Key_Event(key, unicode, false);
609 if (vid_usingdgamouse)
611 in_mouse_x += event.xmotion.x_root;
612 in_mouse_y += event.xmotion.y_root;
617 if (!event.xmotion.send_event)
619 in_mouse_x += event.xmotion.x - in_windowmouse_x;
620 in_mouse_y += event.xmotion.y - in_windowmouse_y;
621 //if (abs(vid.width/2 - event.xmotion.x) + abs(vid.height/2 - event.xmotion.y))
622 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)
627 in_windowmouse_x = event.xmotion.x;
628 in_windowmouse_y = event.xmotion.y;
632 // mouse button pressed
633 if (event.xbutton.button <= 18)
634 Key_Event(buttonremap[event.xbutton.button - 1], 0, true);
636 Con_Printf("HandleEvents: ButtonPress gave value %d, 1-18 expected\n", event.xbutton.button);
640 // mouse button released
641 if (event.xbutton.button <= 18)
642 Key_Event(buttonremap[event.xbutton.button - 1], 0, false);
644 Con_Printf("HandleEvents: ButtonRelease gave value %d, 1-18 expected\n", event.xbutton.button);
649 win_x = event.xcreatewindow.x;
650 win_y = event.xcreatewindow.y;
653 case ConfigureNotify:
654 // window changed size/location
655 win_x = event.xconfigure.x;
656 win_y = event.xconfigure.y;
657 // HACK on X11, we just request fullscreen mode, but
658 // cannot guess what the window manager will do for us
659 // exactly. That is why we read back the resolution we
660 // actually got here.
661 if(vid_isdesktopfullscreen)
663 desktop_mode.width = event.xconfigure.width;
664 desktop_mode.height = event.xconfigure.height;
666 if((vid_resizable.integer < 2 || vid_isdesktopfullscreen) && (vid.width != event.xconfigure.width || vid.height != event.xconfigure.height))
668 vid.width = event.xconfigure.width;
669 vid.height = event.xconfigure.height;
670 if(vid_isdesktopfullscreen)
671 Con_Printf("NetWM fullscreen: actually using resolution %dx%d\n", vid.width, vid.height);
673 Con_DPrintf("Updating to ConfigureNotify resolution %dx%d\n", vid.width, vid.height);
675 if(vid.renderpath == RENDERPATH_SOFT)
678 if(vid.softdepthpixels)
679 free(vid.softdepthpixels);
681 XSync(vidx11_display, False);
682 if(!BuildXImages(vid.width, vid.height))
684 XSync(vidx11_display, False);
685 vid.softpixels = (unsigned int *) vidx11_ximage[vidx11_ximage_pos]->data;
686 vid.softdepthpixels = (unsigned int *)calloc(4, vid.width * vid.height);
691 // window has been destroyed
695 // window manager messages
696 if ((event.xclient.format == 32) && ((unsigned int)event.xclient.data.l[0] == wm_delete_window_atom))
700 if (vid_isoverrideredirect)
704 VID_RestoreSystemGamma();
706 if(vid_isvidmodefullscreen)
708 // set our video mode
709 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, &game_vidmode);
711 // Move the viewport to top left
712 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
715 if(vid_isdesktopfullscreen)
717 // make sure it's fullscreen
719 event.type = ClientMessage;
720 event.xclient.serial = 0;
721 event.xclient.send_event = True;
722 event.xclient.message_type = net_wm_state_atom;
723 event.xclient.window = win;
724 event.xclient.format = 32;
725 event.xclient.data.l[0] = 1;
726 event.xclient.data.l[1] = net_wm_state_fullscreen_atom;
727 event.xclient.data.l[2] = 0;
728 event.xclient.data.l[3] = 1;
729 event.xclient.data.l[4] = 0;
730 XSendEvent(vidx11_display, root, False, SubstructureRedirectMask | SubstructureNotifyMask, &event);
737 if (vid_isoverrideredirect)
739 // window iconified/rolledup/whatever
741 VID_RestoreSystemGamma();
743 if(vid_isvidmodefullscreen)
744 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, &init_vidmode);
748 if (vid_isoverrideredirect)
750 // window is now the input focus
751 vid_activewindow = true;
754 if (vid_isoverrideredirect)
757 if(vid_isdesktopfullscreen && event.xfocus.mode == NotifyNormal)
759 // iconify netwm fullscreen window when it loses focus
760 // when the user selects it in the taskbar, the window manager will map it again and send MapNotify
762 event.type = ClientMessage;
763 event.xclient.serial = 0;
764 event.xclient.send_event = True;
765 event.xclient.message_type = net_wm_state_atom;
766 event.xclient.window = win;
767 event.xclient.format = 32;
768 event.xclient.data.l[0] = 1;
769 event.xclient.data.l[1] = net_wm_state_hidden_atom;
770 event.xclient.data.l[2] = 0;
771 event.xclient.data.l[3] = 1;
772 event.xclient.data.l[4] = 0;
773 XSendEvent(vidx11_display, root, False, SubstructureRedirectMask | SubstructureNotifyMask, &event);
776 // window is no longer the input focus
777 vid_activewindow = false;
778 VID_RestoreSystemGamma();
782 // mouse entered window
788 if(vidx11_shmevent >= 0 && event.type == vidx11_shmevent)
796 /* move the mouse to the window center again */
797 // we'll catch the warp motion by its send_event flag, updating the
798 // stored mouse position without adding any delta motion
800 event.type = MotionNotify;
801 event.xmotion.display = vidx11_display;
802 event.xmotion.window = win;
803 event.xmotion.x = vid.width / 2;
804 event.xmotion.y = vid.height / 2;
805 XSendEvent(vidx11_display, win, False, PointerMotionMask, &event);
806 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);
810 static void *prjobj = NULL;
812 static void GL_CloseLibrary(void)
818 qglXGetProcAddressARB = NULL;
821 gl_platformextensions = "";
824 static int GL_OpenLibrary(const char *name)
826 Con_Printf("Loading OpenGL driver %s\n", name);
828 if (!(prjobj = dlopen(name, RTLD_LAZY | RTLD_GLOBAL)))
830 Con_Printf("Unable to open symbol list for %s\n", name);
833 strlcpy(gl_driver, name, sizeof(gl_driver));
837 void *GL_GetProcAddress(const char *name)
840 if (qglXGetProcAddressARB != NULL)
841 p = (void *) qglXGetProcAddressARB((GLubyte *)name);
843 p = (void *) dlsym(prjobj, name);
847 void VID_Shutdown(void)
852 VID_EnableJoystick(false);
853 VID_SetMouse(false, false, false);
854 VID_RestoreSystemGamma();
856 // FIXME: glXDestroyContext here?
857 if (vid_isvidmodefullscreen)
858 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, &init_vidmode);
861 XFreeGC(vidx11_display, vidx11_gc);
865 vidx11_shmevent = -1;
866 vid.softpixels = NULL;
868 if (vid.softdepthpixels)
869 free(vid.softdepthpixels);
870 vid.softdepthpixels = NULL;
873 XDestroyWindow(vidx11_display, win);
874 XCloseDisplay(vidx11_display);
877 vid_isfullscreen = false;
878 vid_isdesktopfullscreen = false;
879 vid_isvidmodefullscreen = false;
880 vid_isoverrideredirect = false;
881 vidx11_display = NULL;
889 static void signal_handler(int sig)
891 Con_Printf("Received signal %d, exiting...\n", sig);
892 VID_RestoreSystemGamma();
896 static void InitSig(void)
898 signal(SIGHUP, signal_handler);
899 signal(SIGINT, signal_handler);
900 signal(SIGQUIT, signal_handler);
901 signal(SIGILL, signal_handler);
902 signal(SIGTRAP, signal_handler);
903 signal(SIGIOT, signal_handler);
904 signal(SIGBUS, signal_handler);
905 signal(SIGFPE, signal_handler);
906 signal(SIGSEGV, signal_handler);
907 signal(SIGTERM, signal_handler);
910 void VID_Finish (void)
912 vid_usevsync = vid_vsync.integer && !cls.timedemo && qglXSwapIntervalSGI;
913 switch(vid.renderpath)
915 case RENDERPATH_SOFT:
916 if(vidx11_shmevent >= 0) {
917 vidx11_ximage_pos = !vidx11_ximage_pos;
918 vid.softpixels = (unsigned int *) vidx11_ximage[vidx11_ximage_pos]->data;
919 DPSOFTRAST_SetRenderTargets(vid.width, vid.height, vid.softdepthpixels, vid.softpixels, NULL, NULL, NULL);
922 XShmPutImage(vidx11_display, win, vidx11_gc, vidx11_ximage[!vidx11_ximage_pos], 0, 0, 0, 0, vid.width, vid.height, True);
924 // save mouse motion so we can deal with it later
927 while(vidx11_shmwait > 1)
929 in_mouse_x_save += in_mouse_x;
930 in_mouse_y_save += in_mouse_y;
934 // no buffer switching here, we just flush the renderer
936 XPutImage(vidx11_display, win, vidx11_gc, vidx11_ximage[vidx11_ximage_pos], 0, 0, 0, 0, vid.width, vid.height);
940 case RENDERPATH_GL11:
941 case RENDERPATH_GL13:
942 case RENDERPATH_GL20:
943 case RENDERPATH_GLES1:
944 case RENDERPATH_GLES2:
945 if (vid_usingvsync != vid_usevsync)
947 vid_usingvsync = vid_usevsync;
948 if (qglXSwapIntervalSGI && qglXSwapIntervalSGI (vid_usevsync))
949 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");
955 if (r_speeds.integer == 2 || gl_finish.integer)
957 qglXSwapBuffers(vidx11_display, win);CHECKGLERROR
961 case RENDERPATH_D3D9:
962 case RENDERPATH_D3D10:
963 case RENDERPATH_D3D11:
967 if (vid_x11_hardwaregammasupported)
968 VID_UpdateGamma(false, vid_x11_gammarampsize);
971 int VID_SetGamma(unsigned short *ramps, int rampsize)
973 return XF86VidModeSetGammaRamp(vidx11_display, vidx11_screen, rampsize, ramps, ramps + rampsize, ramps + rampsize*2);
976 int VID_GetGamma(unsigned short *ramps, int rampsize)
978 return XF86VidModeGetGammaRamp(vidx11_display, vidx11_screen, rampsize, ramps, ramps + rampsize, ramps + rampsize*2);
984 Cvar_RegisterVariable (&vid_dgamouse);
986 Cvar_RegisterVariable (&vid_desktopfullscreen);
987 InitSig(); // trap evil signals
988 // COMMANDLINEOPTION: Input: -nomouse disables mouse support (see also vid_mouse cvar)
989 if (COM_CheckParm ("-nomouse"))
991 vidx11_shminfo[0].shmid = -1;
992 vidx11_shminfo[1].shmid = -1;
995 static void VID_BuildGLXAttrib(int *attrib, qboolean stencil, qboolean stereobuffer, int samples)
997 *attrib++ = GLX_RGBA;
998 *attrib++ = GLX_RED_SIZE;*attrib++ = stencil ? 8 : 5;
999 *attrib++ = GLX_GREEN_SIZE;*attrib++ = stencil ? 8 : 5;
1000 *attrib++ = GLX_BLUE_SIZE;*attrib++ = stencil ? 8 : 5;
1001 *attrib++ = GLX_DOUBLEBUFFER;
1002 *attrib++ = GLX_DEPTH_SIZE;*attrib++ = stencil ? 24 : 16;
1003 // if stencil is enabled, ask for alpha too
1006 *attrib++ = GLX_STENCIL_SIZE;*attrib++ = 8;
1007 *attrib++ = GLX_ALPHA_SIZE;*attrib++ = 8;
1010 *attrib++ = GLX_STEREO;
1013 *attrib++ = GLX_SAMPLE_BUFFERS_ARB;
1015 *attrib++ = GLX_SAMPLES_ARB;
1016 *attrib++ = samples;
1021 static qboolean VID_InitModeSoft(viddef_mode_t *mode)
1024 XSetWindowAttributes attr;
1025 XClassHint *clshints;
1027 XSizeHints *szhints;
1029 int MajorVersion, MinorVersion;
1032 unsigned char *data;
1034 const char *dpyname;
1037 vid_isfullscreen = false;
1038 vid_isdesktopfullscreen = false;
1039 vid_isvidmodefullscreen = false;
1040 vid_isoverrideredirect = false;
1042 if (!(vidx11_display = XOpenDisplay(NULL)))
1044 Con_Print("Couldn't open the X display\n");
1047 dpyname = XDisplayName(NULL);
1049 // LordHavoc: making the close button on a window do the right thing
1050 // seems to involve this mess, sigh...
1051 wm_delete_window_atom = XInternAtom(vidx11_display, "WM_DELETE_WINDOW", false);
1052 net_wm_state_atom = XInternAtom(vidx11_display, "_NET_WM_STATE", false);
1053 net_wm_state_fullscreen_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_FULLSCREEN", false);
1054 net_wm_state_hidden_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_HIDDEN", false);
1055 net_wm_icon = XInternAtom(vidx11_display, "_NET_WM_ICON", false);
1056 cardinal = XInternAtom(vidx11_display, "CARDINAL", false);
1058 // make autorepeat send keypress/keypress/.../keyrelease instead of intervening keyrelease
1059 XkbSetDetectableAutoRepeat(vidx11_display, true, NULL);
1061 vidx11_screen = DefaultScreen(vidx11_display);
1062 root = RootWindow(vidx11_display, vidx11_screen);
1064 desktop_mode.width = DisplayWidth(vidx11_display, vidx11_screen);
1065 desktop_mode.height = DisplayHeight(vidx11_display, vidx11_screen);
1066 desktop_mode.bpp = DefaultDepth(vidx11_display, vidx11_screen);
1067 desktop_mode.refreshrate = 60; // FIXME
1068 desktop_mode.pixelheight_num = 1; // FIXME
1069 desktop_mode.pixelheight_denom = 1; // FIXME
1071 // Get video mode list
1072 MajorVersion = MinorVersion = 0;
1073 if (!XF86VidModeQueryVersion(vidx11_display, &MajorVersion, &MinorVersion))
1074 vidmode_ext = false;
1077 Con_DPrintf("Using XFree86-VidModeExtension Version %d.%d\n", MajorVersion, MinorVersion);
1081 if (mode->fullscreen)
1083 if(vid_desktopfullscreen.integer)
1085 // TODO detect WM support
1086 vid_isdesktopfullscreen = true;
1087 vid_isfullscreen = true;
1088 // width and height will be filled in later
1089 Con_DPrintf("Using NetWM fullscreen mode\n");
1092 if(!vid_isfullscreen && vidmode_ext)
1094 int best_fit, best_dist, dist, x, y;
1096 // Are we going fullscreen? If so, let's change video mode
1097 XF86VidModeModeLine *current_vidmode;
1098 XF86VidModeModeInfo **vidmodes;
1101 // This nice hack comes from the SDL source code
1102 current_vidmode = (XF86VidModeModeLine*)((char*)&init_vidmode + sizeof(init_vidmode.dotclock));
1103 XF86VidModeGetModeLine(vidx11_display, vidx11_screen, (int*)&init_vidmode.dotclock, current_vidmode);
1105 XF86VidModeGetAllModeLines(vidx11_display, vidx11_screen, &num_vidmodes, &vidmodes);
1109 for (i = 0; i < num_vidmodes; i++)
1111 if (mode->width > vidmodes[i]->hdisplay || mode->height > vidmodes[i]->vdisplay)
1114 x = mode->width - vidmodes[i]->hdisplay;
1115 y = mode->height - vidmodes[i]->vdisplay;
1116 dist = (x * x) + (y * y);
1117 if (best_fit == -1 || dist < best_dist)
1126 // LordHavoc: changed from ActualWidth/ActualHeight =,
1127 // to width/height =, so the window will take the full area of
1129 mode->width = vidmodes[best_fit]->hdisplay;
1130 mode->height = vidmodes[best_fit]->vdisplay;
1132 // change to the mode
1133 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, vidmodes[best_fit]);
1134 memcpy(&game_vidmode, vidmodes[best_fit], sizeof(game_vidmode));
1135 vid_isvidmodefullscreen = true;
1136 vid_isfullscreen = true;
1138 // Move the viewport to top left
1139 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
1140 Con_DPrintf("Using XVidMode fullscreen mode at %dx%d\n", mode->width, mode->height);
1146 if(!vid_isfullscreen)
1148 // sorry, no FS available
1149 // use the full desktop resolution
1150 vid_isfullscreen = true;
1151 // width and height will be filled in later
1152 mode->width = DisplayWidth(vidx11_display, vidx11_screen);
1153 mode->height = DisplayHeight(vidx11_display, vidx11_screen);
1154 Con_DPrintf("Using X11 fullscreen mode at %dx%d\n", mode->width, mode->height);
1158 // LordHavoc: save the visual for use in gamma ramp settings later
1159 vidx11_visual = DefaultVisual(vidx11_display, vidx11_screen);
1161 /* window attributes */
1162 attr.background_pixel = 0;
1163 attr.border_pixel = 0;
1164 // LordHavoc: save the colormap for later, too
1165 vidx11_colormap = attr.colormap = XCreateColormap(vidx11_display, root, vidx11_visual, AllocNone);
1166 attr.event_mask = X_MASK;
1168 if (mode->fullscreen)
1170 if(vid_isdesktopfullscreen)
1172 mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask;
1173 attr.backing_store = NotUseful;
1174 attr.save_under = False;
1178 mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask | CWOverrideRedirect;
1179 attr.override_redirect = True;
1180 attr.backing_store = NotUseful;
1181 attr.save_under = False;
1182 vid_isoverrideredirect = true; // so it knows to grab
1187 mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
1190 win = XCreateWindow(vidx11_display, root, 0, 0, mode->width, mode->height, 0, CopyFromParent, InputOutput, vidx11_visual, mask, &attr);
1192 data = loadimagepixelsbgra("darkplaces-icon", false, false, false, NULL);
1195 // use _NET_WM_ICON too
1196 static long netwm_icon[MAX_NETWM_ICON];
1202 if(pos + 2 * image_width * image_height < MAX_NETWM_ICON)
1204 netwm_icon[pos++] = image_width;
1205 netwm_icon[pos++] = image_height;
1206 for(i = 0; i < image_height; ++i)
1207 for(j = 0; j < image_width; ++j)
1208 netwm_icon[pos++] = BuffLittleLong(&data[(i*image_width+j)*4]);
1212 Con_Printf("Skipping NETWM icon #%d because there is no space left\n", i);
1216 data = loadimagepixelsbgra(va(vabuf, sizeof(vabuf), "darkplaces-icon%d", i), false, false, false, NULL);
1218 XChangeProperty(vidx11_display, win, net_wm_icon, cardinal, 32, PropModeReplace, (const unsigned char *) netwm_icon, pos);
1221 // fallthrough for old window managers
1222 xpm = (char *) FS_LoadFile("darkplaces-icon.xpm", tempmempool, false, NULL);
1225 idata = XPM_DecodeString(xpm);
1227 idata = ENGINE_ICON;
1229 wmhints = XAllocWMHints();
1230 if(XpmCreatePixmapFromData(vidx11_display, win,
1232 &wmhints->icon_pixmap, &wmhints->icon_mask, NULL) == XpmSuccess)
1233 wmhints->flags |= IconPixmapHint | IconMaskHint;
1238 clshints = XAllocClassHint();
1239 clshints->res_name = strdup(gamename);
1240 clshints->res_class = strdup("DarkPlaces");
1242 szhints = XAllocSizeHints();
1243 if(vid_resizable.integer == 0 && !vid_isdesktopfullscreen)
1245 szhints->min_width = szhints->max_width = mode->width;
1246 szhints->min_height = szhints->max_height = mode->height;
1247 szhints->flags |= PMinSize | PMaxSize;
1250 XmbSetWMProperties(vidx11_display, win, gamename, gamename, (char **) com_argv, com_argc, szhints, wmhints, clshints);
1251 // strdup() allocates using malloc(), should be freed with free()
1252 free(clshints->res_name);
1253 free(clshints->res_class);
1258 //XStoreName(vidx11_display, win, gamename);
1259 XMapWindow(vidx11_display, win);
1261 XSetWMProtocols(vidx11_display, win, &wm_delete_window_atom, 1);
1263 if (vid_isoverrideredirect)
1265 XMoveWindow(vidx11_display, win, 0, 0);
1266 XRaiseWindow(vidx11_display, win);
1267 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, 0, 0);
1268 XFlush(vidx11_display);
1271 if(vid_isvidmodefullscreen)
1273 // Move the viewport to top left
1274 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
1277 //XSync(vidx11_display, False);
1279 // COMMANDLINEOPTION: Unix GLX: -noshm disables XShm extensioon
1280 if(dpyname && dpyname[0] == ':' && dpyname[1] && (dpyname[2] < '0' || dpyname[2] > '9') && !COM_CheckParm("-noshm") && XShmQueryExtension(vidx11_display))
1282 Con_Printf("Using XShm\n");
1283 vidx11_shmevent = XShmGetEventBase(vidx11_display) + ShmCompletion;
1287 Con_Printf("Not using XShm\n");
1288 vidx11_shmevent = -1;
1290 BuildXImages(mode->width, mode->height);
1292 vidx11_ximage_pos = 0;
1293 vid.softpixels = (unsigned int *) vidx11_ximage[vidx11_ximage_pos]->data;
1295 vid.softdepthpixels = (unsigned int *)calloc(1, mode->width * mode->height * 4);
1297 memset(&gcval, 0, sizeof(gcval));
1298 vidx11_gc = XCreateGC(vidx11_display, win, 0, &gcval);
1300 if (DPSOFTRAST_Init(mode->width, mode->height, vid_soft_threads.integer, vid_soft_interlace.integer, (unsigned int *)vid.softpixels, (unsigned int *)vid.softdepthpixels) < 0)
1302 Con_Printf("Failed to initialize software rasterizer\n");
1307 XSync(vidx11_display, False);
1309 vid_usingmousegrab = false;
1310 vid_usingmouse = false;
1311 vid_usinghidecursor = false;
1312 vid_usingvsync = false;
1314 vid_activewindow = true;
1315 vid_x11_hardwaregammasupported = XF86VidModeGetGammaRampSize(vidx11_display, vidx11_screen, &vid_x11_gammarampsize) != 0;
1317 vid_x11_dgasupported = XF86DGAQueryVersion(vidx11_display, &MajorVersion, &MinorVersion);
1318 if (!vid_x11_dgasupported)
1319 Con_Print( "Failed to detect XF86DGA Mouse extension\n" );
1322 VID_Soft_SharedSetup();
1327 static qboolean VID_InitModeGL(viddef_mode_t *mode)
1331 XSetWindowAttributes attr;
1332 XClassHint *clshints;
1334 XSizeHints *szhints;
1336 XVisualInfo *visinfo;
1337 int MajorVersion, MinorVersion;
1338 const char *drivername;
1341 unsigned char *data;
1344 vid_isfullscreen = false;
1345 vid_isdesktopfullscreen = false;
1346 vid_isvidmodefullscreen = false;
1347 vid_isoverrideredirect = false;
1349 #if defined(__APPLE__) && defined(__MACH__)
1350 drivername = "/usr/X11R6/lib/libGL.1.dylib";
1352 drivername = "libGL.so.1";
1354 // 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
1355 // 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
1356 // LordHavoc: although this works on MacOSX, it's useless there (as there is only one system libGL)
1357 i = COM_CheckParm("-gl_driver");
1358 if (i && i < com_argc - 1)
1359 drivername = com_argv[i + 1];
1360 if (!GL_OpenLibrary(drivername))
1362 Con_Printf("Unable to load GL driver \"%s\"\n", drivername);
1366 if (!(vidx11_display = XOpenDisplay(NULL)))
1368 Con_Print("Couldn't open the X display\n");
1372 // LordHavoc: making the close button on a window do the right thing
1373 // seems to involve this mess, sigh...
1374 wm_delete_window_atom = XInternAtom(vidx11_display, "WM_DELETE_WINDOW", false);
1375 net_wm_state_atom = XInternAtom(vidx11_display, "_NET_WM_STATE", false);
1376 net_wm_state_fullscreen_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_FULLSCREEN", false);
1377 net_wm_state_hidden_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_HIDDEN", false);
1378 net_wm_icon = XInternAtom(vidx11_display, "_NET_WM_ICON", false);
1379 cardinal = XInternAtom(vidx11_display, "CARDINAL", false);
1381 // make autorepeat send keypress/keypress/.../keyrelease instead of intervening keyrelease
1382 XkbSetDetectableAutoRepeat(vidx11_display, true, NULL);
1384 vidx11_screen = DefaultScreen(vidx11_display);
1385 root = RootWindow(vidx11_display, vidx11_screen);
1387 desktop_mode.width = DisplayWidth(vidx11_display, vidx11_screen);
1388 desktop_mode.height = DisplayHeight(vidx11_display, vidx11_screen);
1389 desktop_mode.bpp = DefaultDepth(vidx11_display, vidx11_screen);
1390 desktop_mode.refreshrate = 60; // FIXME
1391 desktop_mode.pixelheight_num = 1; // FIXME
1392 desktop_mode.pixelheight_denom = 1; // FIXME
1394 // Get video mode list
1395 MajorVersion = MinorVersion = 0;
1396 if (!XF86VidModeQueryVersion(vidx11_display, &MajorVersion, &MinorVersion))
1397 vidmode_ext = false;
1400 Con_DPrintf("Using XFree86-VidModeExtension Version %d.%d\n", MajorVersion, MinorVersion);
1404 if ((qglXChooseVisual = (XVisualInfo *(GLAPIENTRY *)(Display *dpy, int screen, int *attribList))GL_GetProcAddress("glXChooseVisual")) == NULL
1405 || (qglXCreateContext = (GLXContext (GLAPIENTRY *)(Display *dpy, XVisualInfo *vis, GLXContext shareList, Bool direct))GL_GetProcAddress("glXCreateContext")) == NULL
1406 || (qglXDestroyContext = (void (GLAPIENTRY *)(Display *dpy, GLXContext ctx))GL_GetProcAddress("glXDestroyContext")) == NULL
1407 || (qglXMakeCurrent = (Bool (GLAPIENTRY *)(Display *dpy, GLXDrawable drawable, GLXContext ctx))GL_GetProcAddress("glXMakeCurrent")) == NULL
1408 || (qglXSwapBuffers = (void (GLAPIENTRY *)(Display *dpy, GLXDrawable drawable))GL_GetProcAddress("glXSwapBuffers")) == NULL
1409 || (qglXQueryExtensionsString = (const char *(GLAPIENTRY *)(Display *dpy, int screen))GL_GetProcAddress("glXQueryExtensionsString")) == NULL)
1411 Con_Printf("glX functions not found in %s\n", gl_driver);
1415 VID_BuildGLXAttrib(attrib, mode->bitsperpixel == 32, mode->stereobuffer, mode->samples);
1416 visinfo = qglXChooseVisual(vidx11_display, vidx11_screen, attrib);
1419 Con_Print("Couldn't get an RGB, Double-buffered, Depth visual\n");
1423 if (mode->fullscreen)
1425 if(vid_desktopfullscreen.integer)
1427 // TODO detect WM support
1428 vid_isdesktopfullscreen = true;
1429 vid_isfullscreen = true;
1430 // width and height will be filled in later
1431 Con_DPrintf("Using NetWM fullscreen mode\n");
1434 if(!vid_isfullscreen && vidmode_ext)
1436 int best_fit, best_dist, dist, x, y;
1438 // Are we going fullscreen? If so, let's change video mode
1439 XF86VidModeModeLine *current_vidmode;
1440 XF86VidModeModeInfo **vidmodes;
1443 // This nice hack comes from the SDL source code
1444 current_vidmode = (XF86VidModeModeLine*)((char*)&init_vidmode + sizeof(init_vidmode.dotclock));
1445 XF86VidModeGetModeLine(vidx11_display, vidx11_screen, (int*)&init_vidmode.dotclock, current_vidmode);
1447 XF86VidModeGetAllModeLines(vidx11_display, vidx11_screen, &num_vidmodes, &vidmodes);
1451 for (i = 0; i < num_vidmodes; i++)
1453 if (mode->width > vidmodes[i]->hdisplay || mode->height > vidmodes[i]->vdisplay)
1456 x = mode->width - vidmodes[i]->hdisplay;
1457 y = mode->height - vidmodes[i]->vdisplay;
1458 dist = (x * x) + (y * y);
1459 if (best_fit == -1 || dist < best_dist)
1468 // LordHavoc: changed from ActualWidth/ActualHeight =,
1469 // to width/height =, so the window will take the full area of
1471 mode->width = vidmodes[best_fit]->hdisplay;
1472 mode->height = vidmodes[best_fit]->vdisplay;
1474 // change to the mode
1475 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, vidmodes[best_fit]);
1476 memcpy(&game_vidmode, vidmodes[best_fit], sizeof(game_vidmode));
1477 vid_isvidmodefullscreen = true;
1478 vid_isfullscreen = true;
1480 // Move the viewport to top left
1481 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
1482 Con_DPrintf("Using XVidMode fullscreen mode at %dx%d\n", mode->width, mode->height);
1488 if(!vid_isfullscreen)
1490 // sorry, no FS available
1491 // use the full desktop resolution
1492 vid_isfullscreen = true;
1493 // width and height will be filled in later
1494 mode->width = DisplayWidth(vidx11_display, vidx11_screen);
1495 mode->height = DisplayHeight(vidx11_display, vidx11_screen);
1496 Con_DPrintf("Using X11 fullscreen mode at %dx%d\n", mode->width, mode->height);
1500 // LordHavoc: save the visual for use in gamma ramp settings later
1501 vidx11_visual = visinfo->visual;
1503 /* window attributes */
1504 attr.background_pixel = 0;
1505 attr.border_pixel = 0;
1506 // LordHavoc: save the colormap for later, too
1507 vidx11_colormap = attr.colormap = XCreateColormap(vidx11_display, root, visinfo->visual, AllocNone);
1508 attr.event_mask = X_MASK;
1510 if (mode->fullscreen)
1512 if(vid_isdesktopfullscreen)
1514 mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask;
1515 attr.backing_store = NotUseful;
1516 attr.save_under = False;
1520 mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask | CWOverrideRedirect;
1521 attr.override_redirect = True;
1522 attr.backing_store = NotUseful;
1523 attr.save_under = False;
1524 vid_isoverrideredirect = true; // so it knows to grab
1529 mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
1532 win = XCreateWindow(vidx11_display, root, 0, 0, mode->width, mode->height, 0, visinfo->depth, InputOutput, visinfo->visual, mask, &attr);
1534 data = loadimagepixelsbgra("darkplaces-icon", false, false, false, NULL);
1537 // use _NET_WM_ICON too
1538 static long netwm_icon[MAX_NETWM_ICON];
1544 if(pos + 2 * image_width * image_height < MAX_NETWM_ICON)
1546 netwm_icon[pos++] = image_width;
1547 netwm_icon[pos++] = image_height;
1548 for(i = 0; i < image_height; ++i)
1549 for(j = 0; j < image_width; ++j)
1550 netwm_icon[pos++] = BuffLittleLong(&data[(i*image_width+j)*4]);
1554 Con_Printf("Skipping NETWM icon #%d because there is no space left\n", i);
1558 data = loadimagepixelsbgra(va(vabuf, sizeof(vabuf), "darkplaces-icon%d", i), false, false, false, NULL);
1560 XChangeProperty(vidx11_display, win, net_wm_icon, cardinal, 32, PropModeReplace, (const unsigned char *) netwm_icon, pos);
1563 // fallthrough for old window managers
1564 xpm = (char *) FS_LoadFile("darkplaces-icon.xpm", tempmempool, false, NULL);
1567 idata = XPM_DecodeString(xpm);
1569 idata = ENGINE_ICON;
1571 wmhints = XAllocWMHints();
1572 if(XpmCreatePixmapFromData(vidx11_display, win,
1574 &wmhints->icon_pixmap, &wmhints->icon_mask, NULL) == XpmSuccess)
1575 wmhints->flags |= IconPixmapHint | IconMaskHint;
1580 clshints = XAllocClassHint();
1581 clshints->res_name = strdup(gamename);
1582 clshints->res_class = strdup("DarkPlaces");
1584 szhints = XAllocSizeHints();
1585 if(vid_resizable.integer == 0 && !vid_isdesktopfullscreen)
1587 szhints->min_width = szhints->max_width = mode->width;
1588 szhints->min_height = szhints->max_height = mode->height;
1589 szhints->flags |= PMinSize | PMaxSize;
1592 XmbSetWMProperties(vidx11_display, win, gamename, gamename, (char **) com_argv, com_argc, szhints, wmhints, clshints);
1593 // strdup() allocates using malloc(), should be freed with free()
1594 free(clshints->res_name);
1595 free(clshints->res_class);
1600 //XStoreName(vidx11_display, win, gamename);
1601 XMapWindow(vidx11_display, win);
1603 XSetWMProtocols(vidx11_display, win, &wm_delete_window_atom, 1);
1605 if (vid_isoverrideredirect)
1607 XMoveWindow(vidx11_display, win, 0, 0);
1608 XRaiseWindow(vidx11_display, win);
1609 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, 0, 0);
1610 XFlush(vidx11_display);
1613 if(vid_isvidmodefullscreen)
1615 // Move the viewport to top left
1616 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
1619 //XSync(vidx11_display, False);
1621 ctx = qglXCreateContext(vidx11_display, visinfo, NULL, True);
1622 XFree(visinfo); // glXChooseVisual man page says to use XFree to free visinfo
1625 Con_Printf ("glXCreateContext failed\n");
1629 if (!qglXMakeCurrent(vidx11_display, win, ctx))
1631 Con_Printf ("glXMakeCurrent failed\n");
1635 XSync(vidx11_display, False);
1637 if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
1639 Con_Printf ("glGetString not found in %s\n", gl_driver);
1643 gl_extensions = (const char *)qglGetString(GL_EXTENSIONS);
1644 gl_platform = "GLX";
1645 gl_platformextensions = qglXQueryExtensionsString(vidx11_display, vidx11_screen);
1647 // COMMANDLINEOPTION: Linux GLX: -nogetprocaddress disables GLX_ARB_get_proc_address (not required, more formal method of getting extension functions)
1648 // COMMANDLINEOPTION: BSD GLX: -nogetprocaddress disables GLX_ARB_get_proc_address (not required, more formal method of getting extension functions)
1649 // COMMANDLINEOPTION: MacOSX GLX: -nogetprocaddress disables GLX_ARB_get_proc_address (not required, more formal method of getting extension functions)
1650 GL_CheckExtension("GLX_ARB_get_proc_address", getprocaddressfuncs, "-nogetprocaddress", false);
1651 // COMMANDLINEOPTION: Linux GLX: -novideosync disables GLX_SGI_swap_control
1652 // COMMANDLINEOPTION: BSD GLX: -novideosync disables GLX_SGI_swap_control
1653 // COMMANDLINEOPTION: MacOSX GLX: -novideosync disables GLX_SGI_swap_control
1654 GL_CheckExtension("GLX_SGI_swap_control", swapcontrolfuncs, "-novideosync", false);
1656 vid_usingmousegrab = false;
1657 vid_usingmouse = false;
1658 vid_usinghidecursor = false;
1659 vid_usingvsync = false;
1661 vid_activewindow = true;
1662 vid_x11_hardwaregammasupported = XF86VidModeGetGammaRampSize(vidx11_display, vidx11_screen, &vid_x11_gammarampsize) != 0;
1664 vid_x11_dgasupported = XF86DGAQueryVersion(vidx11_display, &MajorVersion, &MinorVersion);
1665 if (!vid_x11_dgasupported)
1666 Con_Print( "Failed to detect XF86DGA Mouse extension\n" );
1673 qboolean VID_InitMode(viddef_mode_t *mode)
1676 if (vid_soft.integer)
1677 return VID_InitModeSoft(mode);
1680 return VID_InitModeGL(mode);
1683 void Sys_SendKeyEvents(void)
1685 static qboolean sound_active = true;
1687 // enable/disable sound on focus gain/loss
1688 if ((!vid_hidden && vid_activewindow) || !snd_mutewhenidle.integer)
1693 sound_active = true;
1701 sound_active = false;
1708 void VID_BuildJoyState(vid_joystate_t *joystate)
1710 VID_Shared_BuildJoyState_Begin(joystate);
1711 VID_Shared_BuildJoyState_Finish(joystate);
1714 void VID_EnableJoystick(qboolean enable)
1716 int index = joy_enable.integer > 0 ? joy_index.integer : -1;
1717 qboolean success = false;
1718 int sharedcount = 0;
1719 sharedcount = VID_Shared_SetJoystick(index);
1720 if (index >= 0 && index < sharedcount)
1723 // update cvar containing count of XInput joysticks
1724 if (joy_detected.integer != sharedcount)
1725 Cvar_SetValueQuick(&joy_detected, sharedcount);
1727 Cvar_SetValueQuick(&joy_active, success ? 1 : 0);
1732 vid_joystate_t joystate;
1733 VID_EnableJoystick(true);
1734 VID_BuildJoyState(&joystate);
1735 VID_ApplyJoyState(&joystate);
1738 vid_mode_t *VID_GetDesktopMode(void)
1740 return &desktop_mode;
1743 size_t VID_ListModes(vid_mode_t *modes, size_t maxcount)
1749 XF86VidModeModeInfo **vidmodes;
1752 XF86VidModeGetAllModeLines(vidx11_display, vidx11_screen, &num_vidmodes, &vidmodes);
1754 for (i = 0; i < num_vidmodes; i++)
1758 // we don't get bpp info, so let's just assume all of 8, 15, 16, 24, 32 work
1759 for(bpp = 8; bpp <= 32; bpp = ((bpp == 8) ? 15 : (bpp & 0xF8) + 8))
1763 modes[k].width = vidmodes[i]->hdisplay;
1764 modes[k].height = vidmodes[i]->vdisplay;
1766 if(vidmodes[i]->dotclock && vidmodes[i]->htotal && vidmodes[i]->vtotal)
1767 modes[k].refreshrate = vidmodes[i]->dotclock / vidmodes[i]->htotal / vidmodes[i]->vtotal;
1769 modes[k].refreshrate = 60;
1770 modes[k].pixelheight_num = 1;
1771 modes[k].pixelheight_denom = 1; // xvidmode does not provide this
1775 // manpage of XF86VidModeGetAllModeLines says it should be freed by the caller
1779 return 0; // FIXME implement this