src/video/x11/SDL_x11video.h
author Sam Lantinga <slouken@libsdl.org>
Wed, 17 May 2006 08:18:28 +0000
branchSDL-1.3
changeset 1659 14717b52abc0
parent 1589 34cca785be57
child 1662 782fd950bd46
permissions -rw-r--r--
Merge trunk-1.3-3
     1 /*
     2     SDL - Simple DirectMedia Layer
     3     Copyright (C) 1997-2006 Sam Lantinga
     4 
     5     This library is free software; you can redistribute it and/or
     6     modify it under the terms of the GNU Lesser General Public
     7     License as published by the Free Software Foundation; either
     8     version 2.1 of the License, or (at your option) any later version.
     9 
    10     This library is distributed in the hope that it will be useful,
    11     but WITHOUT ANY WARRANTY; without even the implied warranty of
    12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    13     Lesser General Public License for more details.
    14 
    15     You should have received a copy of the GNU Lesser General Public
    16     License along with this library; if not, write to the Free Software
    17     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
    18 
    19     Sam Lantinga
    20     slouken@libsdl.org
    21 */
    22 #include "SDL_config.h"
    23 
    24 #ifndef _SDL_x11video_h
    25 #define _SDL_x11video_h
    26 
    27 #include <X11/Xlib.h>
    28 #include <X11/Xutil.h>
    29 #include <X11/Xatom.h>
    30 
    31 #include "SDL_mouse.h"
    32 #include "../SDL_sysvideo.h"
    33 
    34 #if SDL_VIDEO_DRIVER_X11_DGAMOUSE
    35 #include "../Xext/extensions/xf86dga.h"
    36 #endif
    37 #if SDL_VIDEO_DRIVER_X11_XINERAMA
    38 #include "../Xext/extensions/Xinerama.h"
    39 #endif 
    40 #if SDL_VIDEO_DRIVER_X11_XRANDR
    41 #include <X11/extensions/Xrandr.h>
    42 #endif
    43 #if SDL_VIDEO_DRIVER_X11_VIDMODE
    44 #include "../Xext/extensions/xf86vmode.h"
    45 #endif
    46 #if SDL_VIDEO_DRIVER_X11_XME
    47 #include "../Xext/extensions/xme.h"
    48 #endif
    49 #if SDL_VIDEO_DRIVER_X11_DPMS
    50 #include <X11/extensions/dpms.h>
    51 #endif
    52 
    53 #include "SDL_x11dyn.h"
    54 
    55 /* Hidden "this" pointer for the video functions */
    56 #define _THIS	SDL_VideoDevice *this
    57 
    58 /* Private display data */
    59 struct SDL_PrivateVideoData {
    60     int local_X11;		/* Flag: true if local display */
    61     Display *X11_Display;	/* Used for events and window management */
    62     Display *GFX_Display;	/* Used for graphics and colormap stuff */
    63     Visual *SDL_Visual;		/* The visual used by our window */
    64     Window WMwindow;		/* Input window, managed by window manager */
    65     Window FSwindow;		/* Fullscreen window, completely unmanaged */
    66     Window SDL_Window;		/* Shared by both displays (no X security?) */
    67     Atom WM_DELETE_WINDOW;	/* "close-window" protocol atom */
    68     WMcursor *BlankCursor;	/* The invisible cursor */
    69     XIM X11_IM;		/* Used to communicate with the input method (IM) server */
    70     XIC X11_IC;		/* Used for retaining the state, properties, and semantics of communication with                                                  the input method (IM) server */
    71 
    72     char *SDL_windowid;		/* Flag: true if we have been passed a window */
    73 
    74     /* Direct Graphics Access extension information */
    75     int using_dga;
    76 
    77 #ifndef NO_SHARED_MEMORY
    78     /* MIT shared memory extension information */
    79     int use_mitshm;
    80     XShmSegmentInfo shminfo;
    81 #endif
    82 
    83     /* The variables used for displaying graphics */
    84     XImage *Ximage;		/* The X image for our window */
    85     GC	gc;			/* The graphic context for drawing */
    86 
    87     /* The current width and height of the fullscreen mode */
    88     int window_w;
    89     int window_h;
    90 
    91     /* Support for internal mouse warping */
    92     struct {
    93         int x;
    94         int y;
    95     } mouse_last;
    96     struct {
    97         int numerator;
    98         int denominator;
    99         int threshold;
   100     } mouse_accel;
   101     int mouse_relative;
   102 
   103     /* The current list of available video modes */
   104     SDL_Rect **modelist;
   105 
   106     /* available visuals of interest to us, sorted deepest first */
   107     struct {
   108 	Visual *visual;
   109 	int depth;		/* number of significant bits/pixel */
   110 	int bpp;		/* pixel quantum in bits */
   111     } visuals[2*5];		/* at most 2 entries for 8, 15, 16, 24, 32 */
   112     int nvisuals;
   113 
   114     Visual *vis;		/* current visual in use */
   115     int depth;			/* current visual depth (not bpp) */
   116 
   117     /* Variables used by the X11 video mode code */
   118 #if SDL_VIDEO_DRIVER_X11_XINERAMA
   119     SDL_NAME(XineramaScreenInfo) xinerama_info;
   120 #endif
   121 #if SDL_VIDEO_DRIVER_X11_XRANDR
   122     XRRScreenConfiguration* screen_config;
   123     int saved_size_id;
   124     Rotation saved_rotation;
   125 #endif
   126 #if SDL_VIDEO_DRIVER_X11_VIDMODE
   127     SDL_NAME(XF86VidModeModeInfo) saved_mode;
   128     struct {
   129         int x, y;
   130     } saved_view;
   131 #endif
   132 #if SDL_VIDEO_DRIVER_X11_XME /* XiG XME fullscreen */
   133     XiGMiscResolutionInfo saved_res;
   134 #endif
   135 
   136     int use_xinerama;
   137     int use_xrandr;
   138     int use_vidmode;
   139     int use_xme;
   140     int currently_fullscreen;
   141 
   142     /* Automatic mode switching support (entering/leaving fullscreen) */
   143     Uint32 switch_waiting;
   144     Uint32 switch_time;
   145 
   146     /* Prevent too many XSync() calls */
   147     int blit_queued;
   148 
   149     /* Colormap handling */
   150     Colormap DisplayColormap;	/* The default display colormap */
   151     Colormap XColorMap;		/* The current window colormap */
   152     int *XPixels;		/* pixels value allocation counts */
   153     float gamma_saved[3];	/* Saved gamma values for VidMode gamma */
   154     int gamma_changed;		/* flag: has VidMode gamma been modified? */
   155 
   156     short *iconcolors;		/* List of colors used by the icon */
   157 
   158     /* Screensaver settings */
   159     int screensaver_timeout;
   160     BOOL dpms_enabled;
   161 };
   162 
   163 /* Old variable names */
   164 #define local_X11		(this->hidden->local_X11)
   165 #define SDL_Display		(this->hidden->X11_Display)
   166 #define GFX_Display		(this->hidden->GFX_Display)
   167 #define SDL_Screen		DefaultScreen(this->hidden->X11_Display)
   168 #define SDL_Visual		(this->hidden->vis)
   169 #define SDL_Root		RootWindow(SDL_Display, SDL_Screen)
   170 #define WMwindow		(this->hidden->WMwindow)
   171 #define FSwindow		(this->hidden->FSwindow)
   172 #define SDL_Window		(this->hidden->SDL_Window)
   173 #define WM_DELETE_WINDOW	(this->hidden->WM_DELETE_WINDOW)
   174 #define SDL_BlankCursor		(this->hidden->BlankCursor)
   175 #define SDL_IM			(this->hidden->X11_IM)
   176 #define SDL_IC			(this->hidden->X11_IC)
   177 #define SDL_windowid		(this->hidden->SDL_windowid)
   178 #define using_dga		(this->hidden->using_dga)
   179 #define use_mitshm		(this->hidden->use_mitshm)
   180 #define shminfo			(this->hidden->shminfo)
   181 #define SDL_Ximage		(this->hidden->Ximage)
   182 #define SDL_GC			(this->hidden->gc)
   183 #define window_w		(this->hidden->window_w)
   184 #define window_h		(this->hidden->window_h)
   185 #define mouse_last		(this->hidden->mouse_last)
   186 #define mouse_accel		(this->hidden->mouse_accel)
   187 #define mouse_relative		(this->hidden->mouse_relative)
   188 #define SDL_modelist		(this->hidden->modelist)
   189 #define xinerama_info		(this->hidden->xinerama_info)
   190 #define saved_mode		(this->hidden->saved_mode)
   191 #define saved_view		(this->hidden->saved_view)
   192 #define saved_res		(this->hidden->saved_res)
   193 #define screen_config		(this->hidden->screen_config)
   194 #define saved_size_id		(this->hidden->saved_size_id)
   195 #define saved_rotation		(this->hidden->saved_rotation)
   196 #define use_xinerama		(this->hidden->use_xinerama)
   197 #define use_vidmode		(this->hidden->use_vidmode)
   198 #define use_xrandr		(this->hidden->use_xrandr)
   199 #define use_xme			(this->hidden->use_xme)
   200 #define currently_fullscreen	(this->hidden->currently_fullscreen)
   201 #define switch_waiting		(this->hidden->switch_waiting)
   202 #define switch_time		(this->hidden->switch_time)
   203 #define blit_queued		(this->hidden->blit_queued)
   204 #define SDL_DisplayColormap	(this->hidden->DisplayColormap)
   205 #define SDL_PrivateColormap	(this->hidden->PrivateColormap)
   206 #define SDL_XColorMap		(this->hidden->XColorMap)
   207 #define SDL_XPixels		(this->hidden->XPixels)
   208 #define gamma_saved		(this->hidden->gamma_saved)
   209 #define gamma_changed		(this->hidden->gamma_changed)
   210 #define SDL_iconcolors		(this->hidden->iconcolors)
   211 #define screensaver_timeout	(this->hidden->screensaver_timeout)
   212 #define dpms_enabled		(this->hidden->dpms_enabled)
   213 /* Some versions of XFree86 have bugs - detect if this is one of them */
   214 #define BUGGY_XFREE86(condition, buggy_version) \
   215 ((SDL_strcmp(ServerVendor(SDL_Display), "The XFree86 Project, Inc") == 0) && \
   216  (VendorRelease(SDL_Display) condition buggy_version))
   217 
   218 #endif /* _SDL_x11video_h */