aboutsummaryrefslogtreecommitdiffstats
path: root/distrib/sdl-1.2.12/src/video/x11/SDL_x11video.h
blob: a2b7878ab22bdd3e483d2bd893e8d1c40bf42ca8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2006 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
#if SDL_VIDEO_DRIVER_X11_DPMS
#include <X11/extensions/dpms.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;

    int allow_screensaver;

    /* 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 screensaver_timeout;
    BOOL dpms_enabled;
};

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 screensaver_timeout	(this->hidden->screensaver_timeout)
#define dpms_enabled		(this->hidden->dpms_enabled)
/* 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 */