src/video/x11/SDL_x11video.h
author Ryan C. Gordon <icculus@icculus.org>
Wed, 22 Mar 2006 11:13:58 +0000
changeset 1589 34cca785be57
parent 1545 8d9bb0cf2c2a
child 1659 14717b52abc0
child 1765 c2c6ff414ef5
permissions -rw-r--r--
Xrandr support in the X11 target.

Fixes Bugzilla #109, and as a bonus, Bugzilla #145, too!
slouken@0
     1
/*
slouken@0
     2
    SDL - Simple DirectMedia Layer
slouken@1312
     3
    Copyright (C) 1997-2006 Sam Lantinga
slouken@0
     4
slouken@0
     5
    This library is free software; you can redistribute it and/or
slouken@1312
     6
    modify it under the terms of the GNU Lesser General Public
slouken@0
     7
    License as published by the Free Software Foundation; either
slouken@1312
     8
    version 2.1 of the License, or (at your option) any later version.
slouken@0
     9
slouken@0
    10
    This library is distributed in the hope that it will be useful,
slouken@0
    11
    but WITHOUT ANY WARRANTY; without even the implied warranty of
slouken@0
    12
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
slouken@1312
    13
    Lesser General Public License for more details.
slouken@0
    14
slouken@1312
    15
    You should have received a copy of the GNU Lesser General Public
slouken@1312
    16
    License along with this library; if not, write to the Free Software
slouken@1312
    17
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
slouken@0
    18
slouken@0
    19
    Sam Lantinga
slouken@252
    20
    slouken@libsdl.org
slouken@0
    21
*/
slouken@1402
    22
#include "SDL_config.h"
slouken@0
    23
slouken@0
    24
#ifndef _SDL_x11video_h
slouken@0
    25
#define _SDL_x11video_h
slouken@0
    26
slouken@0
    27
#include <X11/Xlib.h>
slouken@0
    28
#include <X11/Xutil.h>
slouken@0
    29
#include <X11/Xatom.h>
icculus@1168
    30
slouken@1361
    31
#include "SDL_mouse.h"
slouken@1361
    32
#include "../SDL_sysvideo.h"
slouken@1361
    33
slouken@1361
    34
#if SDL_VIDEO_DRIVER_X11_DGAMOUSE
slouken@1361
    35
#include "../Xext/extensions/xf86dga.h"
slouken@0
    36
#endif
slouken@1361
    37
#if SDL_VIDEO_DRIVER_X11_VIDMODE
slouken@1361
    38
#include "../Xext/extensions/xf86vmode.h"
slouken@0
    39
#endif
slouken@1361
    40
#if SDL_VIDEO_DRIVER_X11_XME
slouken@1361
    41
#include "../Xext/extensions/xme.h"
slouken@242
    42
#endif
icculus@1589
    43
#if SDL_VIDEO_DRIVER_X11_XRANDR
icculus@1589
    44
#include <X11/extensions/Xrandr.h>
icculus@1589
    45
#endif
slouken@227
    46
icculus@1168
    47
#include "SDL_x11dyn.h"
slouken@0
    48
slouken@0
    49
/* Hidden "this" pointer for the video functions */
slouken@0
    50
#define _THIS	SDL_VideoDevice *this
slouken@0
    51
slouken@0
    52
/* Private display data */
slouken@0
    53
struct SDL_PrivateVideoData {
slouken@0
    54
    int local_X11;		/* Flag: true if local display */
slouken@0
    55
    Display *X11_Display;	/* Used for events and window management */
slouken@0
    56
    Display *GFX_Display;	/* Used for graphics and colormap stuff */
slouken@0
    57
    Visual *SDL_Visual;		/* The visual used by our window */
slouken@0
    58
    Window WMwindow;		/* Input window, managed by window manager */
slouken@0
    59
    Window FSwindow;		/* Fullscreen window, completely unmanaged */
slouken@0
    60
    Window SDL_Window;		/* Shared by both displays (no X security?) */
slouken@0
    61
    Atom WM_DELETE_WINDOW;	/* "close-window" protocol atom */
slouken@0
    62
    WMcursor *BlankCursor;	/* The invisible cursor */
icculus@1178
    63
    XIM X11_IM;		/* Used to communicate with the input method (IM) server */
icculus@1178
    64
    XIC X11_IC;		/* Used for retaining the state, properties, and semantics of communication with                                                  the input method (IM) server */
slouken@0
    65
slouken@0
    66
    char *SDL_windowid;		/* Flag: true if we have been passed a window */
slouken@0
    67
slouken@0
    68
    /* Direct Graphics Access extension information */
slouken@0
    69
    int using_dga;
slouken@0
    70
slouken@0
    71
#ifndef NO_SHARED_MEMORY
slouken@0
    72
    /* MIT shared memory extension information */
slouken@0
    73
    int use_mitshm;
slouken@0
    74
    XShmSegmentInfo shminfo;
slouken@0
    75
#endif
slouken@0
    76
slouken@0
    77
    /* The variables used for displaying graphics */
slouken@0
    78
    XImage *Ximage;		/* The X image for our window */
slouken@0
    79
    GC	gc;			/* The graphic context for drawing */
slouken@0
    80
slouken@0
    81
    /* The current width and height of the fullscreen mode */
slouken@1545
    82
    int window_w;
slouken@1545
    83
    int window_h;
slouken@0
    84
slouken@0
    85
    /* Support for internal mouse warping */
slouken@0
    86
    struct {
slouken@0
    87
        int x;
slouken@0
    88
        int y;
slouken@0
    89
    } mouse_last;
slouken@0
    90
    struct {
slouken@0
    91
        int numerator;
slouken@0
    92
        int denominator;
slouken@0
    93
        int threshold;
slouken@0
    94
    } mouse_accel;
slouken@0
    95
    int mouse_relative;
slouken@0
    96
slouken@0
    97
    /* The current list of available video modes */
slouken@0
    98
    SDL_Rect **modelist;
slouken@0
    99
slouken@0
   100
    /* available visuals of interest to us, sorted deepest first */
slouken@0
   101
    struct {
slouken@0
   102
	Visual *visual;
slouken@0
   103
	int depth;		/* number of significant bits/pixel */
slouken@0
   104
	int bpp;		/* pixel quantum in bits */
slouken@0
   105
    } visuals[2*5];		/* at most 2 entries for 8, 15, 16, 24, 32 */
slouken@0
   106
    int nvisuals;
slouken@0
   107
slouken@0
   108
    Visual *vis;		/* current visual in use */
slouken@0
   109
    int depth;			/* current visual depth (not bpp) */
slouken@0
   110
slouken@0
   111
    /* Variables used by the X11 video mode code */
slouken@1361
   112
#if SDL_VIDEO_DRIVER_X11_VIDMODE
slouken@292
   113
    SDL_NAME(XF86VidModeModeInfo) saved_mode;
slouken@0
   114
    struct {
slouken@0
   115
        int x, y;
slouken@0
   116
    } saved_view;
slouken@0
   117
#endif
slouken@1361
   118
#if SDL_VIDEO_DRIVER_X11_XME /* XiG XME fullscreen */
slouken@242
   119
    int use_xme;
slouken@242
   120
    XiGMiscResolutionInfo saved_res;
slouken@242
   121
#endif
icculus@1589
   122
#if SDL_VIDEO_DRIVER_X11_XRANDR
icculus@1589
   123
    XRRScreenConfiguration* screen_config;
icculus@1589
   124
    int saved_size_id;
icculus@1589
   125
    Rotation saved_rotation;
icculus@1589
   126
#endif
slouken@242
   127
slouken@227
   128
    int xinerama_x;
slouken@227
   129
    int xinerama_y;
slouken@0
   130
    int use_vidmode;
icculus@1589
   131
    int use_xrandr;
slouken@0
   132
    int currently_fullscreen;
slouken@0
   133
slouken@0
   134
    /* Automatic mode switching support (entering/leaving fullscreen) */
slouken@0
   135
    Uint32 switch_waiting;
slouken@0
   136
    Uint32 switch_time;
slouken@0
   137
slouken@0
   138
    /* Prevent too many XSync() calls */
slouken@0
   139
    int blit_queued;
slouken@0
   140
slouken@0
   141
    /* Colormap handling */
slouken@0
   142
    Colormap DisplayColormap;	/* The default display colormap */
slouken@0
   143
    Colormap XColorMap;		/* The current window colormap */
slouken@0
   144
    int *XPixels;		/* pixels value allocation counts */
slouken@0
   145
    float gamma_saved[3];	/* Saved gamma values for VidMode gamma */
slouken@0
   146
    int gamma_changed;		/* flag: has VidMode gamma been modified? */
slouken@0
   147
slouken@0
   148
    short *iconcolors;		/* List of colors used by the icon */
slouken@0
   149
};
slouken@0
   150
slouken@0
   151
/* Old variable names */
slouken@0
   152
#define local_X11		(this->hidden->local_X11)
slouken@0
   153
#define SDL_Display		(this->hidden->X11_Display)
slouken@0
   154
#define GFX_Display		(this->hidden->GFX_Display)
slouken@0
   155
#define SDL_Screen		DefaultScreen(this->hidden->X11_Display)
slouken@0
   156
#define SDL_Visual		(this->hidden->vis)
slouken@0
   157
#define SDL_Root		RootWindow(SDL_Display, SDL_Screen)
slouken@0
   158
#define WMwindow		(this->hidden->WMwindow)
slouken@0
   159
#define FSwindow		(this->hidden->FSwindow)
slouken@0
   160
#define SDL_Window		(this->hidden->SDL_Window)
slouken@0
   161
#define WM_DELETE_WINDOW	(this->hidden->WM_DELETE_WINDOW)
slouken@0
   162
#define SDL_BlankCursor		(this->hidden->BlankCursor)
slouken@1327
   163
#define SDL_IM			(this->hidden->X11_IM)
slouken@1327
   164
#define SDL_IC			(this->hidden->X11_IC)
slouken@0
   165
#define SDL_windowid		(this->hidden->SDL_windowid)
slouken@0
   166
#define using_dga		(this->hidden->using_dga)
slouken@0
   167
#define use_mitshm		(this->hidden->use_mitshm)
slouken@0
   168
#define shminfo			(this->hidden->shminfo)
slouken@0
   169
#define SDL_Ximage		(this->hidden->Ximage)
slouken@0
   170
#define SDL_GC			(this->hidden->gc)
slouken@1545
   171
#define window_w		(this->hidden->window_w)
slouken@1545
   172
#define window_h		(this->hidden->window_h)
slouken@0
   173
#define mouse_last		(this->hidden->mouse_last)
slouken@0
   174
#define mouse_accel		(this->hidden->mouse_accel)
slouken@0
   175
#define mouse_relative		(this->hidden->mouse_relative)
slouken@0
   176
#define SDL_modelist		(this->hidden->modelist)
slouken@0
   177
#define saved_mode		(this->hidden->saved_mode)
slouken@0
   178
#define saved_view		(this->hidden->saved_view)
slouken@242
   179
#define use_xme			(this->hidden->use_xme)
slouken@242
   180
#define saved_res		(this->hidden->saved_res)
icculus@1589
   181
#define use_xrandr		(this->hidden->use_xrandr)
icculus@1589
   182
#define screen_config		(this->hidden->screen_config)
icculus@1589
   183
#define saved_size_id		(this->hidden->saved_size_id)
icculus@1589
   184
#define saved_rotation		(this->hidden->saved_rotation)
slouken@227
   185
#define xinerama_x		(this->hidden->xinerama_x)
slouken@227
   186
#define xinerama_y		(this->hidden->xinerama_y)
slouken@0
   187
#define use_vidmode		(this->hidden->use_vidmode)
slouken@0
   188
#define currently_fullscreen	(this->hidden->currently_fullscreen)
slouken@0
   189
#define switch_waiting		(this->hidden->switch_waiting)
slouken@0
   190
#define switch_time		(this->hidden->switch_time)
slouken@0
   191
#define blit_queued		(this->hidden->blit_queued)
slouken@0
   192
#define SDL_DisplayColormap	(this->hidden->DisplayColormap)
slouken@0
   193
#define SDL_PrivateColormap	(this->hidden->PrivateColormap)
slouken@0
   194
#define SDL_XColorMap		(this->hidden->XColorMap)
slouken@0
   195
#define SDL_XPixels		(this->hidden->XPixels)
slouken@0
   196
#define gamma_saved		(this->hidden->gamma_saved)
slouken@0
   197
#define gamma_changed		(this->hidden->gamma_changed)
slouken@0
   198
#define SDL_iconcolors		(this->hidden->iconcolors)
slouken@0
   199
/* Some versions of XFree86 have bugs - detect if this is one of them */
slouken@0
   200
#define BUGGY_XFREE86(condition, buggy_version) \
slouken@1336
   201
((SDL_strcmp(ServerVendor(SDL_Display), "The XFree86 Project, Inc") == 0) && \
slouken@0
   202
 (VendorRelease(SDL_Display) condition buggy_version))
slouken@0
   203
slouken@0
   204
#endif /* _SDL_x11video_h */