]> git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - vid_glx.c
handle FocusIn and FocusOut in NetWM fullscreen mode
[xonotic/darkplaces.git] / vid_glx.c
index adbe7a597a60654994b217fee06b1a165236284c..0fec70d81ccac62617a545080b110e24127a56ab 100644 (file)
--- a/vid_glx.c
+++ b/vid_glx.c
@@ -23,6 +23,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
+#include <X11/Xatom.h>
+#include <X11/XKBlib.h> // TODO possibly ifdef this out on non-supporting systems... Solaris (as always)?
 #include <GL/glx.h>
 
 #include "quakedef.h"
@@ -88,7 +90,9 @@ Atom wm_delete_window_atom;
 
 
 static qboolean mouse_avail = true;
+static qboolean vid_usingmousegrab = false;
 static qboolean vid_usingmouse = false;
+static qboolean vid_usinghidecursor = false;
 static qboolean vid_usingvsync = false;
 static qboolean vid_usevsync = false;
 static qboolean vid_x11_hardwaregammasupported = false;
@@ -96,9 +100,10 @@ static qboolean vid_x11_dgasupported = false;
 static int vid_x11_gammarampsize = 0;
 
 #if !defined(__APPLE__) && !defined(SUNOS)
-cvar_t vid_dgamouse = {CVAR_SAVE, "vid_dgamouse", "1", "make use of DGA mouse input"};
+cvar_t vid_dgamouse = {CVAR_SAVE, "vid_dgamouse", "0", "make use of DGA mouse input"};
 static qboolean vid_usingdgamouse = false;
 #endif
+cvar_t vid_netwmfullscreen = {CVAR_SAVE, "vid_netwmfullscreen", "0", "make use _NET_WM_STATE_FULLSCREEN; turn this off if fullscreen does not work for you"};
 
 qboolean vidmode_ext = false;
 
@@ -247,17 +252,54 @@ static Cursor CreateNullCursor(Display *display, Window root)
        return cursor;
 }
 
-void VID_GrabMouse(qboolean grab)
+void VID_SetMouse(qboolean fullscreengrab, qboolean relative, qboolean hidecursor)
 {
-       if (!vidx11_display)
+       static int originalmouseparms_num;
+       static int originalmouseparms_denom;
+       static int originalmouseparms_threshold;
+       static qboolean restore_spi;
+
+#if !defined(__APPLE__) && !defined(SUNOS)
+       qboolean usedgamouse;
+#endif
+
+       if (!vidx11_display || !win)
                return;
-       if (grab)
-       {
+
+       if (relative)
+               fullscreengrab = true;
+
+       if (!mouse_avail)
+               fullscreengrab = relative = hidecursor = false;
+
 #if !defined(__APPLE__) && !defined(SUNOS)
-               if(vid_usingmouse && (vid_usingdgamouse != !!vid_dgamouse.integer))
-                       VID_GrabMouse(false); // ungrab first!
+       usedgamouse = relative && vid_dgamouse.integer;
+       if (!vid_x11_dgasupported)
+               usedgamouse = false;
+       if (fullscreengrab && vid_usingmouse && (vid_usingdgamouse != usedgamouse))
+               VID_SetMouse(false, false, false); // ungrab first!
 #endif
-               if (!vid_usingmouse && mouse_avail && win)
+
+       if (vid_usingmousegrab != fullscreengrab)
+       {
+               vid_usingmousegrab = fullscreengrab;
+               cl_ignoremousemoves = 2;
+               if (fullscreengrab)
+               {
+                       XGrabPointer(vidx11_display, win,  True, 0, GrabModeAsync, GrabModeAsync, win, None, CurrentTime);
+                       if (vid_grabkeyboard.integer || (vid_isfullscreen && !vid_netwmfullscreen.integer))
+                               XGrabKeyboard(vidx11_display, win, False, GrabModeAsync, GrabModeAsync, CurrentTime);
+               }
+               else
+               {
+                       XUngrabPointer(vidx11_display, CurrentTime);
+                       XUngrabKeyboard(vidx11_display, CurrentTime);
+               }
+       }
+
+       if (relative)
+       {
+               if (!vid_usingmouse)
                {
                        XWindowAttributes attribs_1;
                        XSetWindowAttributes attribs_2;
@@ -266,13 +308,9 @@ void VID_GrabMouse(qboolean grab)
                        attribs_2.event_mask = attribs_1.your_event_mask | KEY_MASK | MOUSE_MASK;
                        XChangeWindowAttributes(vidx11_display, win, CWEventMask, &attribs_2);
 
-               // inviso cursor
-                       XDefineCursor(vidx11_display, win, CreateNullCursor(vidx11_display, win));
-
-                       XGrabPointer(vidx11_display, win,  True, 0, GrabModeAsync, GrabModeAsync, win, None, CurrentTime);
-
 #if !defined(__APPLE__) && !defined(SUNOS)
-                       if (vid_dgamouse.integer && vid_x11_dgasupported)
+                       vid_usingdgamouse = usedgamouse;
+                       if (usedgamouse)
                        {
                                XF86DGADirectVideo(vidx11_display, DefaultScreen(vidx11_display), XF86DGADirectMouse);
                                XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, 0, 0);
@@ -281,14 +319,22 @@ void VID_GrabMouse(qboolean grab)
 #endif
                                XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);
 
-                       if (vid_grabkeyboard.integer || vid_isfullscreen)
-                               XGrabKeyboard(vidx11_display, win, False, GrabModeAsync, GrabModeAsync, CurrentTime);
+// COMMANDLINEOPTION: X11 Input: -noforcemparms disables setting of mouse parameters (not used with DGA, windows only)
+#if !defined(__APPLE__) && !defined(SUNOS)
+                       if (!COM_CheckParm ("-noforcemparms") && !usedgamouse)
+#else
+                       if (!COM_CheckParm ("-noforcemparms"))
+#endif
+                       {
+                               XGetPointerControl(vidx11_display, &originalmouseparms_num, &originalmouseparms_denom, &originalmouseparms_threshold);
+                               XChangePointerControl (vidx11_display, true, false, 1, 1, -1); // TODO maybe change threshold here, or remove this comment
+                               restore_spi = true;
+                       }
+                       else
+                               restore_spi = false;
 
                        cl_ignoremousemoves = 2;
                        vid_usingmouse = true;
-#if !defined(__APPLE__) && !defined(SUNOS)
-                       vid_usingdgamouse = !!vid_dgamouse.integer;
-#endif
                }
        }
        else
@@ -296,21 +342,28 @@ void VID_GrabMouse(qboolean grab)
                if (vid_usingmouse)
                {
 #if !defined(__APPLE__) && !defined(SUNOS)
-                       if (vid_x11_dgasupported)
+                       if (vid_usingdgamouse)
                                XF86DGADirectVideo(vidx11_display, DefaultScreen(vidx11_display), 0);
+                       vid_usingdgamouse = false;
 #endif
+                       cl_ignoremousemoves = 2;
 
-                       XUngrabPointer(vidx11_display, CurrentTime);
-                       XUngrabKeyboard(vidx11_display, CurrentTime);
-
-                       // inviso cursor
-                       if (win)
-                               XUndefineCursor(vidx11_display, win);
+                       if (restore_spi)
+                               XChangePointerControl (vidx11_display, true, true, originalmouseparms_num, originalmouseparms_denom, originalmouseparms_threshold);
+                       restore_spi = false;
 
-                       cl_ignoremousemoves = 2;
                        vid_usingmouse = false;
                }
        }
+
+       if (vid_usinghidecursor != hidecursor)
+       {
+               vid_usinghidecursor = hidecursor;
+               if (hidecursor)
+                       XDefineCursor(vidx11_display, win, CreateNullCursor(vidx11_display, win));
+               else
+                       XUndefineCursor(vidx11_display, win);
+       }
 }
 
 static keynum_t buttonremap[18] =
@@ -368,7 +421,7 @@ static void HandleEvents(void)
                        if (vid_usingmouse)
                        {
 #if !defined(__APPLE__) && !defined(SUNOS)
-                               if (vid_dgamouse.integer == 1 && vid_x11_dgasupported)
+                               if (vid_usingdgamouse)
                                {
                                        in_mouse_x += event.xmotion.x_root;
                                        in_mouse_y += event.xmotion.y_root;
@@ -380,7 +433,8 @@ static void HandleEvents(void)
                                        {
                                                in_mouse_x += event.xmotion.x - in_windowmouse_x;
                                                in_mouse_y += event.xmotion.y - in_windowmouse_y;
-                                               if (abs(vid.width/2 - event.xmotion.x) > vid.width / 4 || abs(vid.height/2 - event.xmotion.y) > vid.height / 4)
+                                               //if (abs(vid.width/2 - event.xmotion.x) + abs(vid.height/2 - event.xmotion.y))
+                                               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)
                                                        dowarp = true;
                                        }
                                }
@@ -445,13 +499,13 @@ static void HandleEvents(void)
                        VID_RestoreSystemGamma();
                        break;
                case FocusIn:
-                       if (vid.fullscreen)
+                       if (vid.fullscreen && !vid_netwmfullscreen.integer)
                                break;
                        // window is now the input focus
                        vid_activewindow = true;
                        break;
                case FocusOut:
-                       if (vid.fullscreen)
+                       if (vid.fullscreen && !vid_netwmfullscreen.integer)
                                break;
                        // window is no longer the input focus
                        vid_activewindow = false;
@@ -469,9 +523,16 @@ static void HandleEvents(void)
        if (dowarp)
        {
                /* move the mouse to the window center again */
-               in_windowmouse_x = (int)(vid.width / 2);
-               in_windowmouse_y = (int)(vid.height / 2);
-               XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, (int)in_windowmouse_x, (int)in_windowmouse_y);
+               // we'll catch the warp motion by its send_event flag, updating the
+               // stored mouse position without adding any delta motion
+               XEvent event;
+               event.type = MotionNotify;
+               event.xmotion.display = vidx11_display;
+               event.xmotion.window = win;
+               event.xmotion.x = vid.width / 2;
+               event.xmotion.y = vid.height / 2;
+               XSendEvent(vidx11_display, win, False, PointerMotionMask, &event);
+               XWarpPointer(vidx11_display, None, win, 0, 0, 0, 0, vid.width / 2, vid.height / 2);
        }
 }
 
@@ -517,7 +578,7 @@ void VID_Shutdown(void)
        if (!ctx || !vidx11_display)
                return;
 
-       VID_GrabMouse(false);
+       VID_SetMouse(false, false, false);
        VID_RestoreSystemGamma();
 
        // FIXME: glXDestroyContext here?
@@ -597,6 +658,7 @@ void VID_Init(void)
 #if !defined(__APPLE__) && !defined(SUNOS)
        Cvar_RegisterVariable (&vid_dgamouse);
 #endif
+       Cvar_RegisterVariable (&vid_netwmfullscreen);
        InitSig(); // trap evil signals
 // COMMANDLINEOPTION: Input: -nomouse disables mouse support (see also vid_mouse cvar)
        if (COM_CheckParm ("-nomouse"))
@@ -666,6 +728,9 @@ int VID_InitMode(int fullscreen, int width, int height, int bpp, int refreshrate
                return false;
        }
 
+       // make autorepeat send keypress/keypress/.../keyrelease instead of intervening keyrelease
+       XkbSetDetectableAutoRepeat(vidx11_display, true, NULL);
+
        vidx11_screen = DefaultScreen(vidx11_display);
        root = RootWindow(vidx11_display, vidx11_screen);
 
@@ -692,13 +757,6 @@ int VID_InitMode(int fullscreen, int width, int height, int bpp, int refreshrate
 
        VID_BuildGLXAttrib(attrib, bpp == 32, stereobuffer, samples);
        visinfo = qglXChooseVisual(vidx11_display, vidx11_screen, attrib);
-       if (!visinfo && (samples == 1))
-       {
-                /* Some Mesa drivers reject sample buffers with 1 sample, so try
-                 * entirely without one */
-               VID_BuildGLXAttrib(attrib, bpp == 32, stereobuffer, 0);
-               visinfo = qglXChooseVisual(vidx11_display, vidx11_screen, attrib);
-       }
        if (!visinfo)
        {
                Con_Print("Couldn't get an RGB, Double-buffered, Depth visual\n");
@@ -772,10 +830,19 @@ int VID_InitMode(int fullscreen, int width, int height, int bpp, int refreshrate
        attr.event_mask = X_MASK;
        if (vid_isfullscreen)
        {
-               mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask | CWOverrideRedirect;
-               attr.override_redirect = True;
-               attr.backing_store = NotUseful;
-               attr.save_under = False;
+               if(vid_netwmfullscreen.integer)
+               {
+                       mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask;
+                       attr.backing_store = NotUseful;
+                       attr.save_under = False;
+               }
+               else
+               {
+                       mask = CWBackPixel | CWColormap | CWSaveUnder | CWBackingStore | CWEventMask | CWOverrideRedirect;
+                       attr.override_redirect = True;
+                       attr.backing_store = NotUseful;
+                       attr.save_under = False;
+               }
        }
        else
                mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
@@ -804,6 +871,14 @@ int VID_InitMode(int fullscreen, int width, int height, int bpp, int refreshrate
        XFree(clshints);
        XFree(wmhints);
        XFree(szhints);
+
+       if(vid_isfullscreen && vid_netwmfullscreen.integer)
+       {
+               Atom net_wm_state_atom = XInternAtom(vidx11_display, "_NET_WM_STATE", false);
+               Atom net_wm_state_fullscreen_atom = XInternAtom(vidx11_display, "_NET_WM_STATE_FULLSCREEN", false);
+               XChangeProperty(vidx11_display, win, net_wm_state_atom, XA_ATOM, 32, PropModeReplace, (unsigned char *) &net_wm_state_fullscreen_atom, 1);
+       }
+
        //XStoreName(vidx11_display, win, gamename);
        XMapWindow(vidx11_display, win);
 
@@ -860,7 +935,9 @@ int VID_InitMode(int fullscreen, int width, int height, int bpp, int refreshrate
 // COMMANDLINEOPTION: MacOSX GLX: -novideosync disables GLX_SGI_swap_control
        gl_videosyncavailable = GL_CheckExtension("GLX_SGI_swap_control", swapcontrolfuncs, "-novideosync", false);
 
+       vid_usingmousegrab = false;
        vid_usingmouse = false;
+       vid_usinghidecursor = false;
        vid_usingvsync = false;
        vid_hidden = false;
        vid_activewindow = true;