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/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2012 Sam Lantinga
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#ifndef _SDL_x11video_h
#define _SDL_x11video_h
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xatom.h>
#include "SDL_mouse.h"
#include "../SDL_sysvideo.h"
#if SDL_VIDEO_DRIVER_X11_DGAMOUSE
#include "../Xext/extensions/xf86dga.h"
#endif
#if SDL_VIDEO_DRIVER_X11_XINERAMA
#include "../Xext/extensions/Xinerama.h"
#endif
#if SDL_VIDEO_DRIVER_X11_XRANDR
#include <X11/extensions/Xrandr.h>
#endif
#if SDL_VIDEO_DRIVER_X11_VIDMODE
#include "../Xext/extensions/xf86vmode.h"
#endif
#if SDL_VIDEO_DRIVER_X11_XME
#include "../Xext/extensions/xme.h"
#endif
#include "SDL_x11dyn.h"
/* Hidden "this" pointer for the video functions */
#define _THIS SDL_VideoDevice *this
/* Private display data */
struct SDL_PrivateVideoData {
int local_X11; /* Flag: true if local display */
Display *X11_Display; /* Used for events and window management */
Display *GFX_Display; /* Used for graphics and colormap stuff */
Visual *SDL_Visual; /* The visual used by our window */
Window WMwindow; /* Input window, managed by window manager */
Window FSwindow; /* Fullscreen window, completely unmanaged */
Window SDL_Window; /* Shared by both displays (no X security?) */
Atom WM_DELETE_WINDOW; /* "close-window" protocol atom */
WMcursor *BlankCursor; /* The invisible cursor */
XIM X11_IM; /* Used to communicate with the input method (IM) server */
XIC X11_IC; /* Used for retaining the state, properties, and semantics of communication with the input method (IM) server */
char *SDL_windowid; /* Flag: true if we have been passed a window */
/* Direct Graphics Access extension information */
int using_dga;
#ifndef NO_SHARED_MEMORY
/* MIT shared memory extension information */
int use_mitshm;
XShmSegmentInfo shminfo;
#endif
/* The variables used for displaying graphics */
XImage *Ximage; /* The X image for our window */
GC gc; /* The graphic context for drawing */
/* The current width and height of the fullscreen mode */
int window_w;
int window_h;
/* Support for internal mouse warping */
struct {
int x;
int y;
} mouse_last;
struct {
int numerator;
int denominator;
int threshold;
} mouse_accel;
int mouse_relative;
/* The current list of available video modes */
SDL_Rect **modelist;
/* available visuals of interest to us, sorted deepest first */
struct {
Visual *visual;
int depth; /* number of significant bits/pixel */
int bpp; /* pixel quantum in bits */
} visuals[2*5]; /* at most 2 entries for 8, 15, 16, 24, 32 */
int nvisuals;
Visual *vis; /* current visual in use */
int depth; /* current visual depth (not bpp) */
/* Variables used by the X11 video mode code */
#if SDL_VIDEO_DRIVER_X11_XINERAMA
SDL_NAME(XineramaScreenInfo) xinerama_info;
#endif
#if SDL_VIDEO_DRIVER_X11_XRANDR
XRRScreenConfiguration* screen_config;
int saved_size_id;
Rotation saved_rotation;
#endif
#if SDL_VIDEO_DRIVER_X11_VIDMODE
SDL_NAME(XF86VidModeModeInfo) saved_mode;
struct {
int x, y;
} saved_view;
#endif
#if SDL_VIDEO_DRIVER_X11_XME /* XiG XME fullscreen */
XiGMiscResolutionInfo saved_res;
#endif
int use_xinerama;
int use_xrandr;
int use_vidmode;
int use_xme;
int currently_fullscreen;
/* Automatic mode switching support (entering/leaving fullscreen) */
Uint32 switch_waiting;
Uint32 switch_time;
/* Prevent too many XSync() calls */
int blit_queued;
/* Colormap handling */
Colormap DisplayColormap; /* The default display colormap */
Colormap XColorMap; /* The current window colormap */
int *XPixels; /* pixels value allocation counts */
float gamma_saved[3]; /* Saved gamma values for VidMode gamma */
int gamma_changed; /* flag: has VidMode gamma been modified? */
short *iconcolors; /* List of colors used by the icon */
/* Screensaver settings */
int allow_screensaver;
};
extern int X11_wmXAdjust;
extern int X11_wmYAdjust;
/* Old variable names */
#define local_X11 (this->hidden->local_X11)
#define SDL_Display (this->hidden->X11_Display)
#define GFX_Display (this->hidden->GFX_Display)
#define SDL_Screen DefaultScreen(this->hidden->X11_Display)
#define SDL_Visual (this->hidden->vis)
#define SDL_Root RootWindow(SDL_Display, SDL_Screen)
#define WMwindow (this->hidden->WMwindow)
#define FSwindow (this->hidden->FSwindow)
#define SDL_Window (this->hidden->SDL_Window)
#define WM_DELETE_WINDOW (this->hidden->WM_DELETE_WINDOW)
#define SDL_BlankCursor (this->hidden->BlankCursor)
#define SDL_IM (this->hidden->X11_IM)
#define SDL_IC (this->hidden->X11_IC)
#define SDL_windowid (this->hidden->SDL_windowid)
#define using_dga (this->hidden->using_dga)
#define use_mitshm (this->hidden->use_mitshm)
#define shminfo (this->hidden->shminfo)
#define SDL_Ximage (this->hidden->Ximage)
#define SDL_GC (this->hidden->gc)
#define window_w (this->hidden->window_w)
#define window_h (this->hidden->window_h)
#define mouse_last (this->hidden->mouse_last)
#define mouse_accel (this->hidden->mouse_accel)
#define mouse_relative (this->hidden->mouse_relative)
#define SDL_modelist (this->hidden->modelist)
#define xinerama_info (this->hidden->xinerama_info)
#define saved_mode (this->hidden->saved_mode)
#define saved_view (this->hidden->saved_view)
#define saved_res (this->hidden->saved_res)
#define screen_config (this->hidden->screen_config)
#define saved_size_id (this->hidden->saved_size_id)
#define saved_rotation (this->hidden->saved_rotation)
#define use_xinerama (this->hidden->use_xinerama)
#define use_vidmode (this->hidden->use_vidmode)
#define use_xrandr (this->hidden->use_xrandr)
#define use_xme (this->hidden->use_xme)
#define currently_fullscreen (this->hidden->currently_fullscreen)
#define switch_waiting (this->hidden->switch_waiting)
#define switch_time (this->hidden->switch_time)
#define blit_queued (this->hidden->blit_queued)
#define SDL_DisplayColormap (this->hidden->DisplayColormap)
#define SDL_PrivateColormap (this->hidden->PrivateColormap)
#define SDL_XColorMap (this->hidden->XColorMap)
#define SDL_XPixels (this->hidden->XPixels)
#define gamma_saved (this->hidden->gamma_saved)
#define gamma_changed (this->hidden->gamma_changed)
#define SDL_iconcolors (this->hidden->iconcolors)
#define allow_screensaver (this->hidden->allow_screensaver)
/* Some versions of XFree86 have bugs - detect if this is one of them */
#define BUGGY_XFREE86(condition, buggy_version) \
((SDL_strcmp(ServerVendor(SDL_Display), "The XFree86 Project, Inc") == 0) && \
(VendorRelease(SDL_Display) condition buggy_version))
#endif /* _SDL_x11video_h */
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