|
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 int allow_screensaver; |
|
143 |
|
144 /* Automatic mode switching support (entering/leaving fullscreen) */ |
|
145 Uint32 switch_waiting; |
|
146 Uint32 switch_time; |
|
147 |
|
148 /* Prevent too many XSync() calls */ |
|
149 int blit_queued; |
|
150 |
|
151 /* Colormap handling */ |
|
152 Colormap DisplayColormap; /* The default display colormap */ |
|
153 Colormap XColorMap; /* The current window colormap */ |
|
154 int *XPixels; /* pixels value allocation counts */ |
|
155 float gamma_saved[3]; /* Saved gamma values for VidMode gamma */ |
|
156 int gamma_changed; /* flag: has VidMode gamma been modified? */ |
|
157 |
|
158 short *iconcolors; /* List of colors used by the icon */ |
|
159 |
|
160 /* Screensaver settings */ |
|
161 int screensaver_timeout; |
|
162 BOOL dpms_enabled; |
|
163 }; |
|
164 |
|
165 /* Old variable names */ |
|
166 #define local_X11 (this->hidden->local_X11) |
|
167 #define SDL_Display (this->hidden->X11_Display) |
|
168 #define GFX_Display (this->hidden->GFX_Display) |
|
169 #define SDL_Screen DefaultScreen(this->hidden->X11_Display) |
|
170 #define SDL_Visual (this->hidden->vis) |
|
171 #define SDL_Root RootWindow(SDL_Display, SDL_Screen) |
|
172 #define WMwindow (this->hidden->WMwindow) |
|
173 #define FSwindow (this->hidden->FSwindow) |
|
174 #define SDL_Window (this->hidden->SDL_Window) |
|
175 #define WM_DELETE_WINDOW (this->hidden->WM_DELETE_WINDOW) |
|
176 #define SDL_BlankCursor (this->hidden->BlankCursor) |
|
177 #define SDL_IM (this->hidden->X11_IM) |
|
178 #define SDL_IC (this->hidden->X11_IC) |
|
179 #define SDL_windowid (this->hidden->SDL_windowid) |
|
180 #define using_dga (this->hidden->using_dga) |
|
181 #define use_mitshm (this->hidden->use_mitshm) |
|
182 #define shminfo (this->hidden->shminfo) |
|
183 #define SDL_Ximage (this->hidden->Ximage) |
|
184 #define SDL_GC (this->hidden->gc) |
|
185 #define window_w (this->hidden->window_w) |
|
186 #define window_h (this->hidden->window_h) |
|
187 #define mouse_last (this->hidden->mouse_last) |
|
188 #define mouse_accel (this->hidden->mouse_accel) |
|
189 #define mouse_relative (this->hidden->mouse_relative) |
|
190 #define SDL_modelist (this->hidden->modelist) |
|
191 #define xinerama_info (this->hidden->xinerama_info) |
|
192 #define saved_mode (this->hidden->saved_mode) |
|
193 #define saved_view (this->hidden->saved_view) |
|
194 #define saved_res (this->hidden->saved_res) |
|
195 #define screen_config (this->hidden->screen_config) |
|
196 #define saved_size_id (this->hidden->saved_size_id) |
|
197 #define saved_rotation (this->hidden->saved_rotation) |
|
198 #define use_xinerama (this->hidden->use_xinerama) |
|
199 #define use_vidmode (this->hidden->use_vidmode) |
|
200 #define use_xrandr (this->hidden->use_xrandr) |
|
201 #define use_xme (this->hidden->use_xme) |
|
202 #define currently_fullscreen (this->hidden->currently_fullscreen) |
|
203 #define switch_waiting (this->hidden->switch_waiting) |
|
204 #define switch_time (this->hidden->switch_time) |
|
205 #define blit_queued (this->hidden->blit_queued) |
|
206 #define SDL_DisplayColormap (this->hidden->DisplayColormap) |
|
207 #define SDL_PrivateColormap (this->hidden->PrivateColormap) |
|
208 #define SDL_XColorMap (this->hidden->XColorMap) |
|
209 #define SDL_XPixels (this->hidden->XPixels) |
|
210 #define gamma_saved (this->hidden->gamma_saved) |
|
211 #define gamma_changed (this->hidden->gamma_changed) |
|
212 #define SDL_iconcolors (this->hidden->iconcolors) |
|
213 #define screensaver_timeout (this->hidden->screensaver_timeout) |
|
214 #define dpms_enabled (this->hidden->dpms_enabled) |
|
215 /* Some versions of XFree86 have bugs - detect if this is one of them */ |
|
216 #define BUGGY_XFREE86(condition, buggy_version) \ |
|
217 ((SDL_strcmp(ServerVendor(SDL_Display), "The XFree86 Project, Inc") == 0) && \ |
|
218 (VendorRelease(SDL_Display) condition buggy_version)) |
|
219 |
|
220 #endif /* _SDL_x11video_h */ |