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_Num_Lock: key = K_NUMLOCK; break;
288 case XK_Caps_Lock: key = K_CAPSLOCK; break;
289 case XK_Scroll_Lock: key = K_SCROLLOCK; break;
291 case XK_asciicircum: *ascii = key = '^'; break; // for some reason, XLookupString returns "" on this one for Grunt|2
293 case XK_section: *ascii = key = '~'; break;
299 if (keysym >= 'A' && keysym <= 'Z')
300 key = keysym - 'A' + 'a';
310 static Cursor CreateNullCursor(Display *display, Window root)
318 cursormask = XCreatePixmap(display, root, 1, 1, 1);
319 xgc.function = GXclear;
320 gc = XCreateGC(display, cursormask, GCFunction, &xgc);
321 XFillRectangle(display, cursormask, gc, 0, 0, 1, 1);
322 dummycolour.pixel = 0;
324 dummycolour.flags = 04;
325 cursor = XCreatePixmapCursor(display, cursormask, cursormask, &dummycolour,&dummycolour, 0,0);
326 XFreePixmap(display,cursormask);
331 void VID_SetMouse(qboolean fullscreengrab, qboolean relative, qboolean hidecursor)
333 static int originalmouseparms_num;
334 static int originalmouseparms_denom;
335 static int originalmouseparms_threshold;
336 static qboolean restore_spi;
339 qboolean usedgamouse;
342 if (!vidx11_display || !win)
346 fullscreengrab = true;
349 fullscreengrab = relative = hidecursor = false;
352 usedgamouse = relative && vid_dgamouse.integer;
353 if (!vid_x11_dgasupported)
355 if (fullscreengrab && vid_usingmouse && (vid_usingdgamouse != usedgamouse))
356 VID_SetMouse(false, false, false); // ungrab first!
359 if (vid_usingmousegrab != fullscreengrab)
361 vid_usingmousegrab = fullscreengrab;
362 cl_ignoremousemoves = 2;
365 XGrabPointer(vidx11_display, win, True, 0, GrabModeAsync, GrabModeAsync, win, None, CurrentTime);
366 if (vid_grabkeyboard.integer || vid_isoverrideredirect)
367 XGrabKeyboard(vidx11_display, win, False, GrabModeAsync, GrabModeAsync, CurrentTime);
371 XUngrabPointer(vidx11_display, CurrentTime);
372 XUngrabKeyboard(vidx11_display, CurrentTime);
380 XWindowAttributes attribs_1;
381 XSetWindowAttributes attribs_2;
383 XGetWindowAttributes(vidx11_display, win, &attribs_1);
384 attribs_2.event_mask = attribs_1.your_event_mask | KEY_MASK | MOUSE_MASK;
385 XChangeWindowAttributes(vidx11_display, win, CWEventMask, &attribs_2);
388 vid_usingdgamouse = usedgamouse;
391 XF86DGADirectVideo(vidx11_display, DefaultScreen(vidx11_display), XF86DGADirectMouse);
392 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, 0, 0);
396 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);
398 // COMMANDLINEOPTION: X11 Input: -noforcemparms disables setting of mouse parameters (not used with DGA, windows only)
400 if (!COM_CheckParm ("-noforcemparms") && !usedgamouse)
402 if (!COM_CheckParm ("-noforcemparms"))
405 XGetPointerControl(vidx11_display, &originalmouseparms_num, &originalmouseparms_denom, &originalmouseparms_threshold);
406 XChangePointerControl (vidx11_display, true, false, 1, 1, -1); // TODO maybe change threshold here, or remove this comment
412 cl_ignoremousemoves = 2;
413 vid_usingmouse = true;
421 if (vid_usingdgamouse)
422 XF86DGADirectVideo(vidx11_display, DefaultScreen(vidx11_display), 0);
423 vid_usingdgamouse = false;
425 cl_ignoremousemoves = 2;
428 XChangePointerControl (vidx11_display, true, true, originalmouseparms_num, originalmouseparms_denom, originalmouseparms_threshold);
431 vid_usingmouse = false;
435 if (vid_usinghidecursor != hidecursor)
437 vid_usinghidecursor = hidecursor;
439 XDefineCursor(vidx11_display, win, CreateNullCursor(vidx11_display, win));
441 XUndefineCursor(vidx11_display, win);
445 static keynum_t buttonremap[18] =
467 static qboolean BuildXImages(int w, int h)
470 if(DefaultDepth(vidx11_display, vidx11_screen) != 32 && DefaultDepth(vidx11_display, vidx11_screen) != 24)
472 Con_Printf("Sorry, we only support 24bpp and 32bpp modes\n");
476 // match to dpsoftrast's specs
477 if(vidx11_visual->red_mask != 0x00FF0000)
479 Con_Printf("Sorry, we only support BGR visuals\n");
483 if(vidx11_visual->green_mask != 0x0000FF00)
485 Con_Printf("Sorry, we only support BGR visuals\n");
489 if(vidx11_visual->blue_mask != 0x000000FF)
491 Con_Printf("Sorry, we only support BGR visuals\n");
495 if(vidx11_shmevent >= 0)
497 for(i = 0; i < 2; ++i)
499 vidx11_shminfo[i].shmid = -1;
500 vidx11_ximage[i] = XShmCreateImage(vidx11_display, vidx11_visual, DefaultDepth(vidx11_display, vidx11_screen), ZPixmap, NULL, &vidx11_shminfo[i], w, h);
501 if(!vidx11_ximage[i])
503 Con_Printf("Failed to get an XImage segment\n");
507 if(vidx11_ximage[i]->bytes_per_line != w * 4)
509 Con_Printf("Sorry, we only support linear pixel layout\n");
513 vidx11_shminfo[i].shmid = shmget(IPC_PRIVATE, vidx11_ximage[i]->bytes_per_line * vidx11_ximage[i]->height, IPC_CREAT|0777);
514 if(vidx11_shminfo[i].shmid < 0)
516 Con_Printf("Failed to get a shm segment\n");
520 vidx11_shminfo[i].shmaddr = vidx11_ximage[i]->data = shmat(vidx11_shminfo[i].shmid, NULL, 0);
521 if(!vidx11_shminfo[i].shmaddr)
523 Con_Printf("Failed to get a shm segment addresst\n");
527 vidx11_shminfo[i].readOnly = True;
528 XShmAttach(vidx11_display, &vidx11_shminfo[i]);
533 for(i = 0; i < 1; ++i) // we only need one buffer if we don't use Xshm
535 char *p = calloc(4, w * h);
536 vidx11_shminfo[i].shmid = -1;
537 vidx11_ximage[i] = XCreateImage(vidx11_display, vidx11_visual, DefaultDepth(vidx11_display, vidx11_screen), ZPixmap, 0, (char*)p, w, h, 8, 0);
538 if(!vidx11_ximage[i])
540 Con_Printf("Failed to get an XImage segment\n");
544 if(vidx11_ximage[i]->bytes_per_line != w * 4)
546 Con_Printf("Sorry, we only support linear pixel layout\n");
554 static void DestroyXImages(void)
557 for(i = 0; i < 2; ++i)
559 if(vidx11_shminfo[i].shmid >= 0)
561 XShmDetach(vidx11_display, &vidx11_shminfo[i]);
562 XDestroyImage(vidx11_ximage[i]);
563 vidx11_ximage[i] = NULL;
564 shmdt(vidx11_shminfo[i].shmaddr);
565 shmctl(vidx11_shminfo[i].shmid, IPC_RMID, 0);
566 vidx11_shminfo[i].shmid = -1;
569 XDestroyImage(vidx11_ximage[i]);
570 vidx11_ximage[i] = 0;
574 static int in_mouse_x_save = 0, in_mouse_y_save = 0;
575 static void HandleEvents(void)
580 qboolean dowarp = false;
585 in_mouse_x += in_mouse_x_save;
586 in_mouse_y += in_mouse_y_save;
590 while (XPending(vidx11_display))
592 XNextEvent(vidx11_display, &event);
598 key = XLateKey (&event.xkey, &unicode);
599 Key_Event(key, unicode, true);
604 key = XLateKey (&event.xkey, &unicode);
605 Key_Event(key, unicode, false);
613 if (vid_usingdgamouse)
615 in_mouse_x += event.xmotion.x_root;
616 in_mouse_y += event.xmotion.y_root;
621 if (!event.xmotion.send_event)
623 in_mouse_x += event.xmotion.x - in_windowmouse_x;
624 in_mouse_y += event.xmotion.y - in_windowmouse_y;
625 //if (abs(vid.width/2 - event.xmotion.x) + abs(vid.height/2 - event.xmotion.y))
626 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)
631 in_windowmouse_x = event.xmotion.x;
632 in_windowmouse_y = event.xmotion.y;
636 // mouse button pressed
637 if (event.xbutton.button <= 18)
638 Key_Event(buttonremap[event.xbutton.button - 1], 0, true);
640 Con_Printf("HandleEvents: ButtonPress gave value %d, 1-18 expected\n", event.xbutton.button);
644 // mouse button released
645 if (event.xbutton.button <= 18)
646 Key_Event(buttonremap[event.xbutton.button - 1], 0, false);
648 Con_Printf("HandleEvents: ButtonRelease gave value %d, 1-18 expected\n", event.xbutton.button);
653 win_x = event.xcreatewindow.x;
654 win_y = event.xcreatewindow.y;
657 case ConfigureNotify:
658 // window changed size/location
659 win_x = event.xconfigure.x;
660 win_y = event.xconfigure.y;
661 // HACK on X11, we just request fullscreen mode, but
662 // cannot guess what the window manager will do for us
663 // exactly. That is why we read back the resolution we
664 // actually got here.
665 if(vid_isdesktopfullscreen)
667 desktop_mode.width = event.xconfigure.width;
668 desktop_mode.height = event.xconfigure.height;
670 if((vid_resizable.integer < 2 || vid_isdesktopfullscreen) && (vid.width != event.xconfigure.width || vid.height != event.xconfigure.height))
672 vid.width = event.xconfigure.width;
673 vid.height = event.xconfigure.height;
674 if(vid_isdesktopfullscreen)
675 Con_Printf("NetWM fullscreen: actually using resolution %dx%d\n", vid.width, vid.height);
677 Con_DPrintf("Updating to ConfigureNotify resolution %dx%d\n", vid.width, vid.height);
679 if(vid.renderpath == RENDERPATH_SOFT)
682 if(vid.softdepthpixels)
683 free(vid.softdepthpixels);
685 XSync(vidx11_display, False);
686 if(!BuildXImages(vid.width, vid.height))
688 XSync(vidx11_display, False);
689 vid.softpixels = (unsigned int *) vidx11_ximage[vidx11_ximage_pos]->data;
690 vid.softdepthpixels = (unsigned int *)calloc(4, vid.width * vid.height);
695 // window has been destroyed
699 // window manager messages
700 if ((event.xclient.format == 32) && ((unsigned int)event.xclient.data.l[0] == wm_delete_window_atom))
704 if (vid_isoverrideredirect)
708 VID_RestoreSystemGamma();
710 if(vid_isvidmodefullscreen)
712 // set our video mode
713 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, &game_vidmode);
715 // Move the viewport to top left
716 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
719 if(vid_isdesktopfullscreen)
721 // make sure it's fullscreen
723 event.type = ClientMessage;
724 event.xclient.serial = 0;
725 event.xclient.send_event = True;
726 event.xclient.message_type = net_wm_state_atom;
727 event.xclient.window = win;
728 event.xclient.format = 32;
729 event.xclient.data.l[0] = 1;
730 event.xclient.data.l[1] = net_wm_state_fullscreen_atom;
731 event.xclient.data.l[2] = 0;
732 event.xclient.data.l[3] = 1;
733 event.xclient.data.l[4] = 0;
734 XSendEvent(vidx11_display, root, False, SubstructureRedirectMask | SubstructureNotifyMask, &event);
741 if (vid_isoverrideredirect)
743 // window iconified/rolledup/whatever
745 VID_RestoreSystemGamma();
747 if(vid_isvidmodefullscreen)
748 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, &init_vidmode);
752 if (vid_isoverrideredirect)
754 // window is now the input focus
755 vid_activewindow = true;
758 if (vid_isoverrideredirect)
761 if(vid_isdesktopfullscreen && event.xfocus.mode == NotifyNormal)
763 // iconify netwm fullscreen window when it loses focus
764 // when the user selects it in the taskbar, the window manager will map it again and send MapNotify
766 event.type = ClientMessage;
767 event.xclient.serial = 0;
768 event.xclient.send_event = True;
769 event.xclient.message_type = net_wm_state_atom;
770 event.xclient.window = win;
771 event.xclient.format = 32;
772 event.xclient.data.l[0] = 1;
773 event.xclient.data.l[1] = net_wm_state_hidden_atom;
774 event.xclient.data.l[2] = 0;
775 event.xclient.data.l[3] = 1;
776 event.xclient.data.l[4] = 0;
777 XSendEvent(vidx11_display, root, False, SubstructureRedirectMask | SubstructureNotifyMask, &event);
780 // window is no longer the input focus
781 vid_activewindow = false;
782 VID_RestoreSystemGamma();
786 // mouse entered window
792 if(vidx11_shmevent >= 0 && event.type == vidx11_shmevent)
800 /* move the mouse to the window center again */
801 // we'll catch the warp motion by its send_event flag, updating the
802 // stored mouse position without adding any delta motion
804 event.type = MotionNotify;
805 event.xmotion.display = vidx11_display;
806 event.xmotion.window = win;
807 event.xmotion.x = vid.width / 2;
808 event.xmotion.y = vid.height / 2;
809 XSendEvent(vidx11_display, win, False, PointerMotionMask, &event);
810 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);
814 static void *prjobj = NULL;
816 static void GL_CloseLibrary(void)
822 qglXGetProcAddressARB = NULL;
825 gl_platformextensions = "";
828 static int GL_OpenLibrary(const char *name)
830 Con_Printf("Loading OpenGL driver %s\n", name);
832 if (!(prjobj = dlopen(name, RTLD_LAZY | RTLD_GLOBAL)))
834 Con_Printf("Unable to open symbol list for %s\n", name);
837 strlcpy(gl_driver, name, sizeof(gl_driver));
841 void *GL_GetProcAddress(const char *name)
844 if (qglXGetProcAddressARB != NULL)
845 p = (void *) qglXGetProcAddressARB((GLubyte *)name);
847 p = (void *) dlsym(prjobj, name);
851 void VID_Shutdown(void)
856 VID_EnableJoystick(false);
857 VID_SetMouse(false, false, false);
858 VID_RestoreSystemGamma();
860 // FIXME: glXDestroyContext here?
861 if (vid_isvidmodefullscreen)
862 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, &init_vidmode);
865 XFreeGC(vidx11_display, vidx11_gc);
869 vidx11_shmevent = -1;
870 vid.softpixels = NULL;
872 if (vid.softdepthpixels)
873 free(vid.softdepthpixels);
874 vid.softdepthpixels = NULL;
877 XDestroyWindow(vidx11_display, win);
878 XCloseDisplay(vidx11_display);
881 vid_isfullscreen = false;
882 vid_isdesktopfullscreen = false;
883 vid_isvidmodefullscreen = false;
884 vid_isoverrideredirect = false;
885 vidx11_display = NULL;
892 static void signal_handler(int sig)
894 Con_Printf("Received signal %d, exiting...\n", sig);
895 VID_RestoreSystemGamma();
899 static void InitSig(void)
901 signal(SIGHUP, signal_handler);
902 signal(SIGINT, signal_handler);
903 signal(SIGQUIT, signal_handler);
904 signal(SIGILL, signal_handler);
905 signal(SIGTRAP, signal_handler);
906 signal(SIGIOT, signal_handler);
907 signal(SIGBUS, signal_handler);
908 signal(SIGFPE, signal_handler);
909 signal(SIGSEGV, signal_handler);
910 signal(SIGTERM, signal_handler);
913 void VID_Finish (void)
915 vid_usevsync = vid_vsync.integer && !cls.timedemo && qglXSwapIntervalSGI;
916 switch(vid.renderpath)
918 case RENDERPATH_SOFT:
919 if(vidx11_shmevent >= 0) {
920 vidx11_ximage_pos = !vidx11_ximage_pos;
921 vid.softpixels = (unsigned int *) vidx11_ximage[vidx11_ximage_pos]->data;
922 DPSOFTRAST_SetRenderTargets(vid.width, vid.height, vid.softdepthpixels, vid.softpixels, NULL, NULL, NULL);
925 XShmPutImage(vidx11_display, win, vidx11_gc, vidx11_ximage[!vidx11_ximage_pos], 0, 0, 0, 0, vid.width, vid.height, True);
927 // save mouse motion so we can deal with it later
930 while(vidx11_shmwait > 1)
932 in_mouse_x_save += in_mouse_x;
933 in_mouse_y_save += in_mouse_y;
937 // no buffer switching here, we just flush the renderer
939 XPutImage(vidx11_display, win, vidx11_gc, vidx11_ximage[vidx11_ximage_pos], 0, 0, 0, 0, vid.width, vid.height);
943 case RENDERPATH_GL11:
944 case RENDERPATH_GL13:
945 case RENDERPATH_GL20:
946 case RENDERPATH_GLES1:
947 case RENDERPATH_GLES2:
948 if (vid_usingvsync != vid_usevsync)
950 vid_usingvsync = vid_usevsync;
951 if (qglXSwapIntervalSGI && qglXSwapIntervalSGI (vid_usevsync))
952 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");
958 if (r_speeds.integer == 2 || gl_finish.integer)
960 qglXSwapBuffers(vidx11_display, win);CHECKGLERROR
964 case RENDERPATH_D3D9:
965 case RENDERPATH_D3D10:
966 case RENDERPATH_D3D11:
970 if (vid_x11_hardwaregammasupported)
971 VID_UpdateGamma(false, vid_x11_gammarampsize);
974 int VID_SetGamma(unsigned short *ramps, int rampsize)
976 return XF86VidModeSetGammaRamp(vidx11_display, vidx11_screen, rampsize, ramps, ramps + rampsize, ramps + rampsize*2);
979 int VID_GetGamma(unsigned short *ramps, int rampsize)
981 return XF86VidModeGetGammaRamp(vidx11_display, vidx11_screen, rampsize, ramps, ramps + rampsize, ramps + rampsize*2);
987 Cvar_RegisterVariable (&vid_dgamouse);
989 Cvar_RegisterVariable (&vid_desktopfullscreen);
990 InitSig(); // trap evil signals
991 // COMMANDLINEOPTION: Input: -nomouse disables mouse support (see also vid_mouse cvar)
992 if (COM_CheckParm ("-nomouse"))
994 vidx11_shminfo[0].shmid = -1;
995 vidx11_shminfo[1].shmid = -1;
998 static void VID_BuildGLXAttrib(int *attrib, qboolean stencil, qboolean stereobuffer, int samples)
1000 *attrib++ = GLX_RGBA;
1001 *attrib++ = GLX_RED_SIZE;*attrib++ = stencil ? 8 : 5;
1002 *attrib++ = GLX_GREEN_SIZE;*attrib++ = stencil ? 8 : 5;
1003 *attrib++ = GLX_BLUE_SIZE;*attrib++ = stencil ? 8 : 5;
1004 *attrib++ = GLX_DOUBLEBUFFER;
1005 *attrib++ = GLX_DEPTH_SIZE;*attrib++ = stencil ? 24 : 16;
1006 // if stencil is enabled, ask for alpha too
1009 *attrib++ = GLX_STENCIL_SIZE;*attrib++ = 8;
1010 *attrib++ = GLX_ALPHA_SIZE;*attrib++ = 8;
1013 *attrib++ = GLX_STEREO;
1016 *attrib++ = GLX_SAMPLE_BUFFERS_ARB;
1018 *attrib++ = GLX_SAMPLES_ARB;
1019 *attrib++ = samples;
1024 static qboolean VID_InitModeSoft(viddef_mode_t *mode)
1027 XSetWindowAttributes attr;
1028 XClassHint *clshints;
1030 XSizeHints *szhints;
1032 int MajorVersion, MinorVersion;
1035 unsigned char *data;
1037 const char *dpyname;
1040 vid_isfullscreen = false;
1041 vid_isdesktopfullscreen = false;
1042 vid_isvidmodefullscreen = false;
1043 vid_isoverrideredirect = false;
1045 if (!(vidx11_display = XOpenDisplay(NULL)))
1047 Con_Print("Couldn't open the X display\n");
1050 dpyname = XDisplayName(NULL);
1052 // LordHavoc: making the close button on a window do the right thing
1053 // seems to involve this mess, sigh...
1054 wm_delete_window_atom = XInternAtom(vidx11_display, "WM_DELETE_WINDOW", false);
1055 net_wm_state_atom = XInternAtom(vidx11_display, "_NET_WM_STATE", false);
1056 net_wm_state_fullscreen_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_FULLSCREEN", false);
1057 net_wm_state_hidden_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_HIDDEN", false);
1058 net_wm_icon = XInternAtom(vidx11_display, "_NET_WM_ICON", false);
1059 cardinal = XInternAtom(vidx11_display, "CARDINAL", false);
1061 // make autorepeat send keypress/keypress/.../keyrelease instead of intervening keyrelease
1062 XkbSetDetectableAutoRepeat(vidx11_display, true, NULL);
1064 vidx11_screen = DefaultScreen(vidx11_display);
1065 root = RootWindow(vidx11_display, vidx11_screen);
1067 desktop_mode.width = DisplayWidth(vidx11_display, vidx11_screen);
1068 desktop_mode.height = DisplayHeight(vidx11_display, vidx11_screen);
1069 desktop_mode.bpp = DefaultDepth(vidx11_display, vidx11_screen);
1070 desktop_mode.refreshrate = 60; // FIXME
1071 desktop_mode.pixelheight_num = 1; // FIXME
1072 desktop_mode.pixelheight_denom = 1; // FIXME
1074 // Get video mode list
1075 MajorVersion = MinorVersion = 0;
1076 if (!XF86VidModeQueryVersion(vidx11_display, &MajorVersion, &MinorVersion))
1077 vidmode_ext = false;
1080 Con_DPrintf("Using XFree86-VidModeExtension Version %d.%d\n", MajorVersion, MinorVersion);
1084 if (mode->fullscreen)
1086 if(vid_desktopfullscreen.integer)
1088 // TODO detect WM support
1089 vid_isdesktopfullscreen = true;
1090 vid_isfullscreen = true;
1091 // width and height will be filled in later
1092 Con_DPrintf("Using NetWM fullscreen mode\n");
1095 if(!vid_isfullscreen && vidmode_ext)
1097 int best_fit, best_dist, dist, x, y;
1099 // Are we going fullscreen? If so, let's change video mode
1100 XF86VidModeModeLine *current_vidmode;
1101 XF86VidModeModeInfo **vidmodes;
1104 // This nice hack comes from the SDL source code
1105 current_vidmode = (XF86VidModeModeLine*)((char*)&init_vidmode + sizeof(init_vidmode.dotclock));
1106 XF86VidModeGetModeLine(vidx11_display, vidx11_screen, (int*)&init_vidmode.dotclock, current_vidmode);
1108 XF86VidModeGetAllModeLines(vidx11_display, vidx11_screen, &num_vidmodes, &vidmodes);
1112 for (i = 0; i < num_vidmodes; i++)
1114 if (mode->width > vidmodes[i]->hdisplay || mode->height > vidmodes[i]->vdisplay)
1117 x = mode->width - vidmodes[i]->hdisplay;
1118 y = mode->height - vidmodes[i]->vdisplay;
1119 dist = (x * x) + (y * y);
1120 if (best_fit == -1 || dist < best_dist)
1129 // LordHavoc: changed from ActualWidth/ActualHeight =,
1130 // to width/height =, so the window will take the full area of
1132 mode->width = vidmodes[best_fit]->hdisplay;
1133 mode->height = vidmodes[best_fit]->vdisplay;
1135 // change to the mode
1136 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, vidmodes[best_fit]);
1137 memcpy(&game_vidmode, vidmodes[best_fit], sizeof(game_vidmode));
1138 vid_isvidmodefullscreen = true;
1139 vid_isfullscreen = true;
1141 // Move the viewport to top left
1142 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
1143 Con_DPrintf("Using XVidMode fullscreen mode at %dx%d\n", mode->width, mode->height);
1149 if(!vid_isfullscreen)
1151 // sorry, no FS available
1152 // use the full desktop resolution
1153 vid_isfullscreen = true;
1154 // width and height will be filled in later
1155 mode->width = DisplayWidth(vidx11_display, vidx11_screen);
1156 mode->height = DisplayHeight(vidx11_display, vidx11_screen);
1157 Con_DPrintf("Using X11 fullscreen mode at %dx%d\n", mode->width, mode->height);
1161 // LordHavoc: save the visual for use in gamma ramp settings later
1162 vidx11_visual = DefaultVisual(vidx11_display, vidx11_screen);
1164 /* window attributes */
1165 attr.background_pixel = 0;
1166 attr.border_pixel = 0;
1167 // LordHavoc: save the colormap for later, too
1168 vidx11_colormap = attr.colormap = XCreateColormap(vidx11_display, root, vidx11_visual, AllocNone);
1169 attr.event_mask = X_MASK;
1171 if (mode->fullscreen)
1173 if(vid_isdesktopfullscreen)
1175 mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask;
1176 attr.backing_store = NotUseful;
1177 attr.save_under = False;
1181 mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask | CWOverrideRedirect;
1182 attr.override_redirect = True;
1183 attr.backing_store = NotUseful;
1184 attr.save_under = False;
1185 vid_isoverrideredirect = true; // so it knows to grab
1190 mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
1193 win = XCreateWindow(vidx11_display, root, 0, 0, mode->width, mode->height, 0, CopyFromParent, InputOutput, vidx11_visual, mask, &attr);
1195 data = loadimagepixelsbgra("darkplaces-icon", false, false, false, NULL);
1198 // use _NET_WM_ICON too
1199 static long netwm_icon[MAX_NETWM_ICON];
1205 if(pos + 2 * image_width * image_height < MAX_NETWM_ICON)
1207 netwm_icon[pos++] = image_width;
1208 netwm_icon[pos++] = image_height;
1209 for(i = 0; i < image_height; ++i)
1210 for(j = 0; j < image_width; ++j)
1211 netwm_icon[pos++] = BuffLittleLong(&data[(i*image_width+j)*4]);
1215 Con_Printf("Skipping NETWM icon #%d because there is no space left\n", i);
1219 data = loadimagepixelsbgra(va(vabuf, sizeof(vabuf), "darkplaces-icon%d", i), false, false, false, NULL);
1221 XChangeProperty(vidx11_display, win, net_wm_icon, cardinal, 32, PropModeReplace, (const unsigned char *) netwm_icon, pos);
1224 // fallthrough for old window managers
1225 xpm = (char *) FS_LoadFile("darkplaces-icon.xpm", tempmempool, false, NULL);
1228 idata = XPM_DecodeString(xpm);
1230 idata = ENGINE_ICON;
1232 wmhints = XAllocWMHints();
1233 if(XpmCreatePixmapFromData(vidx11_display, win,
1235 &wmhints->icon_pixmap, &wmhints->icon_mask, NULL) == XpmSuccess)
1236 wmhints->flags |= IconPixmapHint | IconMaskHint;
1241 clshints = XAllocClassHint();
1242 clshints->res_name = strdup(gamename);
1243 clshints->res_class = strdup("DarkPlaces");
1245 szhints = XAllocSizeHints();
1246 if(vid_resizable.integer == 0 && !vid_isdesktopfullscreen)
1248 szhints->min_width = szhints->max_width = mode->width;
1249 szhints->min_height = szhints->max_height = mode->height;
1250 szhints->flags |= PMinSize | PMaxSize;
1253 XmbSetWMProperties(vidx11_display, win, gamename, gamename, (char **) com_argv, com_argc, szhints, wmhints, clshints);
1254 // strdup() allocates using malloc(), should be freed with free()
1255 free(clshints->res_name);
1256 free(clshints->res_class);
1261 //XStoreName(vidx11_display, win, gamename);
1262 XMapWindow(vidx11_display, win);
1264 XSetWMProtocols(vidx11_display, win, &wm_delete_window_atom, 1);
1266 if (vid_isoverrideredirect)
1268 XMoveWindow(vidx11_display, win, 0, 0);
1269 XRaiseWindow(vidx11_display, win);
1270 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, 0, 0);
1271 XFlush(vidx11_display);
1274 if(vid_isvidmodefullscreen)
1276 // Move the viewport to top left
1277 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
1280 //XSync(vidx11_display, False);
1282 // COMMANDLINEOPTION: Unix GLX: -noshm disables XShm extensioon
1283 if(dpyname && dpyname[0] == ':' && dpyname[1] && (dpyname[2] < '0' || dpyname[2] > '9') && !COM_CheckParm("-noshm") && XShmQueryExtension(vidx11_display))
1285 Con_Printf("Using XShm\n");
1286 vidx11_shmevent = XShmGetEventBase(vidx11_display) + ShmCompletion;
1290 Con_Printf("Not using XShm\n");
1291 vidx11_shmevent = -1;
1293 BuildXImages(mode->width, mode->height);
1295 vidx11_ximage_pos = 0;
1296 vid.softpixels = (unsigned int *) vidx11_ximage[vidx11_ximage_pos]->data;
1298 vid.softdepthpixels = (unsigned int *)calloc(1, mode->width * mode->height * 4);
1300 memset(&gcval, 0, sizeof(gcval));
1301 vidx11_gc = XCreateGC(vidx11_display, win, 0, &gcval);
1303 if (DPSOFTRAST_Init(mode->width, mode->height, vid_soft_threads.integer, vid_soft_interlace.integer, (unsigned int *)vid.softpixels, (unsigned int *)vid.softdepthpixels) < 0)
1305 Con_Printf("Failed to initialize software rasterizer\n");
1310 XSync(vidx11_display, False);
1312 vid_usingmousegrab = false;
1313 vid_usingmouse = false;
1314 vid_usinghidecursor = false;
1315 vid_usingvsync = false;
1317 vid_activewindow = true;
1318 vid_x11_hardwaregammasupported = XF86VidModeGetGammaRampSize(vidx11_display, vidx11_screen, &vid_x11_gammarampsize) != 0;
1320 vid_x11_dgasupported = XF86DGAQueryVersion(vidx11_display, &MajorVersion, &MinorVersion);
1321 if (!vid_x11_dgasupported)
1322 Con_Print( "Failed to detect XF86DGA Mouse extension\n" );
1325 VID_Soft_SharedSetup();
1330 static qboolean VID_InitModeGL(viddef_mode_t *mode)
1334 XSetWindowAttributes attr;
1335 XClassHint *clshints;
1337 XSizeHints *szhints;
1339 XVisualInfo *visinfo;
1340 int MajorVersion, MinorVersion;
1341 const char *drivername;
1344 unsigned char *data;
1347 vid_isfullscreen = false;
1348 vid_isdesktopfullscreen = false;
1349 vid_isvidmodefullscreen = false;
1350 vid_isoverrideredirect = false;
1352 #if defined(__APPLE__) && defined(__MACH__)
1353 drivername = "/usr/X11R6/lib/libGL.1.dylib";
1355 drivername = "libGL.so.1";
1357 // 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
1358 // 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
1359 // LordHavoc: although this works on MacOSX, it's useless there (as there is only one system libGL)
1360 i = COM_CheckParm("-gl_driver");
1361 if (i && i < com_argc - 1)
1362 drivername = com_argv[i + 1];
1363 if (!GL_OpenLibrary(drivername))
1365 Con_Printf("Unable to load GL driver \"%s\"\n", drivername);
1369 if (!(vidx11_display = XOpenDisplay(NULL)))
1371 Con_Print("Couldn't open the X display\n");
1375 // LordHavoc: making the close button on a window do the right thing
1376 // seems to involve this mess, sigh...
1377 wm_delete_window_atom = XInternAtom(vidx11_display, "WM_DELETE_WINDOW", false);
1378 net_wm_state_atom = XInternAtom(vidx11_display, "_NET_WM_STATE", false);
1379 net_wm_state_fullscreen_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_FULLSCREEN", false);
1380 net_wm_state_hidden_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_HIDDEN", false);
1381 net_wm_icon = XInternAtom(vidx11_display, "_NET_WM_ICON", false);
1382 cardinal = XInternAtom(vidx11_display, "CARDINAL", false);
1384 // make autorepeat send keypress/keypress/.../keyrelease instead of intervening keyrelease
1385 XkbSetDetectableAutoRepeat(vidx11_display, true, NULL);
1387 vidx11_screen = DefaultScreen(vidx11_display);
1388 root = RootWindow(vidx11_display, vidx11_screen);
1390 desktop_mode.width = DisplayWidth(vidx11_display, vidx11_screen);
1391 desktop_mode.height = DisplayHeight(vidx11_display, vidx11_screen);
1392 desktop_mode.bpp = DefaultDepth(vidx11_display, vidx11_screen);
1393 desktop_mode.refreshrate = 60; // FIXME
1394 desktop_mode.pixelheight_num = 1; // FIXME
1395 desktop_mode.pixelheight_denom = 1; // FIXME
1397 // Get video mode list
1398 MajorVersion = MinorVersion = 0;
1399 if (!XF86VidModeQueryVersion(vidx11_display, &MajorVersion, &MinorVersion))
1400 vidmode_ext = false;
1403 Con_DPrintf("Using XFree86-VidModeExtension Version %d.%d\n", MajorVersion, MinorVersion);
1407 if ((qglXChooseVisual = (XVisualInfo *(GLAPIENTRY *)(Display *dpy, int screen, int *attribList))GL_GetProcAddress("glXChooseVisual")) == NULL
1408 || (qglXCreateContext = (GLXContext (GLAPIENTRY *)(Display *dpy, XVisualInfo *vis, GLXContext shareList, Bool direct))GL_GetProcAddress("glXCreateContext")) == NULL
1409 || (qglXDestroyContext = (void (GLAPIENTRY *)(Display *dpy, GLXContext ctx))GL_GetProcAddress("glXDestroyContext")) == NULL
1410 || (qglXMakeCurrent = (Bool (GLAPIENTRY *)(Display *dpy, GLXDrawable drawable, GLXContext ctx))GL_GetProcAddress("glXMakeCurrent")) == NULL
1411 || (qglXSwapBuffers = (void (GLAPIENTRY *)(Display *dpy, GLXDrawable drawable))GL_GetProcAddress("glXSwapBuffers")) == NULL
1412 || (qglXQueryExtensionsString = (const char *(GLAPIENTRY *)(Display *dpy, int screen))GL_GetProcAddress("glXQueryExtensionsString")) == NULL)
1414 Con_Printf("glX functions not found in %s\n", gl_driver);
1418 VID_BuildGLXAttrib(attrib, mode->bitsperpixel == 32, mode->stereobuffer, mode->samples);
1419 visinfo = qglXChooseVisual(vidx11_display, vidx11_screen, attrib);
1422 Con_Print("Couldn't get an RGB, Double-buffered, Depth visual\n");
1426 if (mode->fullscreen)
1428 if(vid_desktopfullscreen.integer)
1430 // TODO detect WM support
1431 vid_isdesktopfullscreen = true;
1432 vid_isfullscreen = true;
1433 // width and height will be filled in later
1434 Con_DPrintf("Using NetWM fullscreen mode\n");
1437 if(!vid_isfullscreen && vidmode_ext)
1439 int best_fit, best_dist, dist, x, y;
1441 // Are we going fullscreen? If so, let's change video mode
1442 XF86VidModeModeLine *current_vidmode;
1443 XF86VidModeModeInfo **vidmodes;
1446 // This nice hack comes from the SDL source code
1447 current_vidmode = (XF86VidModeModeLine*)((char*)&init_vidmode + sizeof(init_vidmode.dotclock));
1448 XF86VidModeGetModeLine(vidx11_display, vidx11_screen, (int*)&init_vidmode.dotclock, current_vidmode);
1450 XF86VidModeGetAllModeLines(vidx11_display, vidx11_screen, &num_vidmodes, &vidmodes);
1454 for (i = 0; i < num_vidmodes; i++)
1456 if (mode->width > vidmodes[i]->hdisplay || mode->height > vidmodes[i]->vdisplay)
1459 x = mode->width - vidmodes[i]->hdisplay;
1460 y = mode->height - vidmodes[i]->vdisplay;
1461 dist = (x * x) + (y * y);
1462 if (best_fit == -1 || dist < best_dist)
1471 // LordHavoc: changed from ActualWidth/ActualHeight =,
1472 // to width/height =, so the window will take the full area of
1474 mode->width = vidmodes[best_fit]->hdisplay;
1475 mode->height = vidmodes[best_fit]->vdisplay;
1477 // change to the mode
1478 XF86VidModeSwitchToMode(vidx11_display, vidx11_screen, vidmodes[best_fit]);
1479 memcpy(&game_vidmode, vidmodes[best_fit], sizeof(game_vidmode));
1480 vid_isvidmodefullscreen = true;
1481 vid_isfullscreen = true;
1483 // Move the viewport to top left
1484 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
1485 Con_DPrintf("Using XVidMode fullscreen mode at %dx%d\n", mode->width, mode->height);
1491 if(!vid_isfullscreen)
1493 // sorry, no FS available
1494 // use the full desktop resolution
1495 vid_isfullscreen = true;
1496 // width and height will be filled in later
1497 mode->width = DisplayWidth(vidx11_display, vidx11_screen);
1498 mode->height = DisplayHeight(vidx11_display, vidx11_screen);
1499 Con_DPrintf("Using X11 fullscreen mode at %dx%d\n", mode->width, mode->height);
1503 // LordHavoc: save the visual for use in gamma ramp settings later
1504 vidx11_visual = visinfo->visual;
1506 /* window attributes */
1507 attr.background_pixel = 0;
1508 attr.border_pixel = 0;
1509 // LordHavoc: save the colormap for later, too
1510 vidx11_colormap = attr.colormap = XCreateColormap(vidx11_display, root, visinfo->visual, AllocNone);
1511 attr.event_mask = X_MASK;
1513 if (mode->fullscreen)
1515 if(vid_isdesktopfullscreen)
1517 mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask;
1518 attr.backing_store = NotUseful;
1519 attr.save_under = False;
1523 mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask | CWOverrideRedirect;
1524 attr.override_redirect = True;
1525 attr.backing_store = NotUseful;
1526 attr.save_under = False;
1527 vid_isoverrideredirect = true; // so it knows to grab
1532 mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
1535 win = XCreateWindow(vidx11_display, root, 0, 0, mode->width, mode->height, 0, visinfo->depth, InputOutput, visinfo->visual, mask, &attr);
1537 data = loadimagepixelsbgra("darkplaces-icon", false, false, false, NULL);
1540 // use _NET_WM_ICON too
1541 static long netwm_icon[MAX_NETWM_ICON];
1547 if(pos + 2 * image_width * image_height < MAX_NETWM_ICON)
1549 netwm_icon[pos++] = image_width;
1550 netwm_icon[pos++] = image_height;
1551 for(i = 0; i < image_height; ++i)
1552 for(j = 0; j < image_width; ++j)
1553 netwm_icon[pos++] = BuffLittleLong(&data[(i*image_width+j)*4]);
1557 Con_Printf("Skipping NETWM icon #%d because there is no space left\n", i);
1561 data = loadimagepixelsbgra(va(vabuf, sizeof(vabuf), "darkplaces-icon%d", i), false, false, false, NULL);
1563 XChangeProperty(vidx11_display, win, net_wm_icon, cardinal, 32, PropModeReplace, (const unsigned char *) netwm_icon, pos);
1566 // fallthrough for old window managers
1567 xpm = (char *) FS_LoadFile("darkplaces-icon.xpm", tempmempool, false, NULL);
1570 idata = XPM_DecodeString(xpm);
1572 idata = ENGINE_ICON;
1574 wmhints = XAllocWMHints();
1575 if(XpmCreatePixmapFromData(vidx11_display, win,
1577 &wmhints->icon_pixmap, &wmhints->icon_mask, NULL) == XpmSuccess)
1578 wmhints->flags |= IconPixmapHint | IconMaskHint;
1583 clshints = XAllocClassHint();
1584 clshints->res_name = strdup(gamename);
1585 clshints->res_class = strdup("DarkPlaces");
1587 szhints = XAllocSizeHints();
1588 if(vid_resizable.integer == 0 && !vid_isdesktopfullscreen)
1590 szhints->min_width = szhints->max_width = mode->width;
1591 szhints->min_height = szhints->max_height = mode->height;
1592 szhints->flags |= PMinSize | PMaxSize;
1595 XmbSetWMProperties(vidx11_display, win, gamename, gamename, (char **) com_argv, com_argc, szhints, wmhints, clshints);
1596 // strdup() allocates using malloc(), should be freed with free()
1597 free(clshints->res_name);
1598 free(clshints->res_class);
1603 //XStoreName(vidx11_display, win, gamename);
1604 XMapWindow(vidx11_display, win);
1606 XSetWMProtocols(vidx11_display, win, &wm_delete_window_atom, 1);
1608 if (vid_isoverrideredirect)
1610 XMoveWindow(vidx11_display, win, 0, 0);
1611 XRaiseWindow(vidx11_display, win);
1612 XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, 0, 0);
1613 XFlush(vidx11_display);
1616 if(vid_isvidmodefullscreen)
1618 // Move the viewport to top left
1619 XF86VidModeSetViewPort(vidx11_display, vidx11_screen, 0, 0);
1622 //XSync(vidx11_display, False);
1624 ctx = qglXCreateContext(vidx11_display, visinfo, NULL, True);
1625 XFree(visinfo); // glXChooseVisual man page says to use XFree to free visinfo
1628 Con_Printf ("glXCreateContext failed\n");
1632 if (!qglXMakeCurrent(vidx11_display, win, ctx))
1634 Con_Printf ("glXMakeCurrent failed\n");
1638 XSync(vidx11_display, False);
1640 if ((qglGetString = (const GLubyte* (GLAPIENTRY *)(GLenum name))GL_GetProcAddress("glGetString")) == NULL)
1642 Con_Printf ("glGetString not found in %s\n", gl_driver);
1646 gl_extensions = (const char *)qglGetString(GL_EXTENSIONS);
1647 gl_platform = "GLX";
1648 gl_platformextensions = qglXQueryExtensionsString(vidx11_display, vidx11_screen);
1650 // COMMANDLINEOPTION: Linux GLX: -nogetprocaddress disables GLX_ARB_get_proc_address (not required, more formal method of getting extension functions)
1651 // COMMANDLINEOPTION: BSD GLX: -nogetprocaddress disables GLX_ARB_get_proc_address (not required, more formal method of getting extension functions)
1652 // COMMANDLINEOPTION: MacOSX GLX: -nogetprocaddress disables GLX_ARB_get_proc_address (not required, more formal method of getting extension functions)
1653 GL_CheckExtension("GLX_ARB_get_proc_address", getprocaddressfuncs, "-nogetprocaddress", false);
1654 // COMMANDLINEOPTION: Linux GLX: -novideosync disables GLX_SGI_swap_control
1655 // COMMANDLINEOPTION: BSD GLX: -novideosync disables GLX_SGI_swap_control
1656 // COMMANDLINEOPTION: MacOSX GLX: -novideosync disables GLX_SGI_swap_control
1657 GL_CheckExtension("GLX_SGI_swap_control", swapcontrolfuncs, "-novideosync", false);
1659 vid_usingmousegrab = false;
1660 vid_usingmouse = false;
1661 vid_usinghidecursor = false;
1662 vid_usingvsync = false;
1664 vid_activewindow = true;
1665 vid_x11_hardwaregammasupported = XF86VidModeGetGammaRampSize(vidx11_display, vidx11_screen, &vid_x11_gammarampsize) != 0;
1667 vid_x11_dgasupported = XF86DGAQueryVersion(vidx11_display, &MajorVersion, &MinorVersion);
1668 if (!vid_x11_dgasupported)
1669 Con_Print( "Failed to detect XF86DGA Mouse extension\n" );
1676 qboolean VID_InitMode(viddef_mode_t *mode)
1679 if (vid_soft.integer)
1680 return VID_InitModeSoft(mode);
1683 return VID_InitModeGL(mode);
1686 void Sys_SendKeyEvents(void)
1688 static qboolean sound_active = true;
1690 // enable/disable sound on focus gain/loss
1691 if ((!vid_hidden && vid_activewindow) || !snd_mutewhenidle.integer)
1696 sound_active = true;
1704 sound_active = false;
1711 void VID_BuildJoyState(vid_joystate_t *joystate)
1713 VID_Shared_BuildJoyState_Begin(joystate);
1714 VID_Shared_BuildJoyState_Finish(joystate);
1717 void VID_EnableJoystick(qboolean enable)
1719 int index = joy_enable.integer > 0 ? joy_index.integer : -1;
1720 qboolean success = false;
1721 int sharedcount = 0;
1722 sharedcount = VID_Shared_SetJoystick(index);
1723 if (index >= 0 && index < sharedcount)
1726 // update cvar containing count of XInput joysticks
1727 if (joy_detected.integer != sharedcount)
1728 Cvar_SetValueQuick(&joy_detected, sharedcount);
1730 Cvar_SetValueQuick(&joy_active, success ? 1 : 0);
1735 vid_joystate_t joystate;
1736 VID_EnableJoystick(true);
1737 VID_BuildJoyState(&joystate);
1738 VID_ApplyJoyState(&joystate);
1741 vid_mode_t *VID_GetDesktopMode(void)
1743 return &desktop_mode;
1746 size_t VID_ListModes(vid_mode_t *modes, size_t maxcount)
1752 XF86VidModeModeInfo **vidmodes;
1755 XF86VidModeGetAllModeLines(vidx11_display, vidx11_screen, &num_vidmodes, &vidmodes);
1757 for (i = 0; i < num_vidmodes; i++)
1761 // we don't get bpp info, so let's just assume all of 8, 15, 16, 24, 32 work
1762 for(bpp = 8; bpp <= 32; bpp = ((bpp == 8) ? 15 : (bpp & 0xF8) + 8))
1766 modes[k].width = vidmodes[i]->hdisplay;
1767 modes[k].height = vidmodes[i]->vdisplay;
1769 if(vidmodes[i]->dotclock && vidmodes[i]->htotal && vidmodes[i]->vtotal)
1770 modes[k].refreshrate = vidmodes[i]->dotclock / vidmodes[i]->htotal / vidmodes[i]->vtotal;
1772 modes[k].refreshrate = 60;
1773 modes[k].pixelheight_num = 1;
1774 modes[k].pixelheight_denom = 1; // xvidmode does not provide this
1778 // manpage of XF86VidModeGetAllModeLines says it should be freed by the caller
1782 return 0; // FIXME implement this