[sdl_omap.git] / src / video / x11 / SDL_x11video.h

/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2009 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;
};

/* 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 */
Commit	Line	Data
e14743d1	1	/*
	2	SDL - Simple DirectMedia Layer
	3	Copyright (C) 1997-2009 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
	50	#include "SDL_x11dyn.h"
	51
	52	/* Hidden "this" pointer for the video functions */
	53	#define _THIS SDL_VideoDevice *this
	54
	55	/* Private display data */
	56	struct SDL_PrivateVideoData {
	57	int local_X11; /* Flag: true if local display */
	58	Display X11_Display; / Used for events and window management */
	59	Display GFX_Display; / Used for graphics and colormap stuff */
	60	Visual SDL_Visual; / The visual used by our window */
	61	Window WMwindow; /* Input window, managed by window manager */
	62	Window FSwindow; /* Fullscreen window, completely unmanaged */
	63	Window SDL_Window; /* Shared by both displays (no X security?) */
	64	Atom WM_DELETE_WINDOW; /* "close-window" protocol atom */
65	WMcursor BlankCursor; / The invisible cursor */
66	XIM X11_IM; /* Used to communicate with the input method (IM) server */
67	XIC X11_IC; /* Used for retaining the state, properties, and semantics of communication with the input method (IM) server */
68
69	char SDL_windowid; / Flag: true if we have been passed a window */
70
71	/* Direct Graphics Access extension information */
72	int using_dga;
73
74	#ifndef NO_SHARED_MEMORY
75	/* MIT shared memory extension information */
76	int use_mitshm;
77	XShmSegmentInfo shminfo;
78	#endif
79
80	/* The variables used for displaying graphics */
81	XImage Ximage; / The X image for our window */
82	GC gc; /* The graphic context for drawing */
83
84	/* The current width and height of the fullscreen mode */
85	int window_w;
86	int window_h;
87
88	/* Support for internal mouse warping */
89	struct {
90	int x;
91	int y;
92	} mouse_last;
93	struct {
94	int numerator;
95	int denominator;
96	int threshold;
97	} mouse_accel;
98	int mouse_relative;
99
100	/* The current list of available video modes */
101	SDL_Rect **modelist;
102
103	/* available visuals of interest to us, sorted deepest first */
104	struct {
105	Visual *visual;
106	int depth; /* number of significant bits/pixel */
107	int bpp; /* pixel quantum in bits */
108	} visuals[25]; / at most 2 entries for 8, 15, 16, 24, 32 */
109	int nvisuals;
110
111	Visual vis; / current visual in use */
112	int depth; /* current visual depth (not bpp) */
113
114	/* Variables used by the X11 video mode code */
115	#if SDL_VIDEO_DRIVER_X11_XINERAMA
116	SDL_NAME(XineramaScreenInfo) xinerama_info;
117	#endif
118	#if SDL_VIDEO_DRIVER_X11_XRANDR
119	XRRScreenConfiguration* screen_config;
120	int saved_size_id;
121	Rotation saved_rotation;
122	#endif
123	#if SDL_VIDEO_DRIVER_X11_VIDMODE
124	SDL_NAME(XF86VidModeModeInfo) saved_mode;
125	struct {
126	int x, y;
127	} saved_view;
128	#endif
129	#if SDL_VIDEO_DRIVER_X11_XME /* XiG XME fullscreen */
130	XiGMiscResolutionInfo saved_res;
131	#endif
132
133	int use_xinerama;
134	int use_xrandr;
135	int use_vidmode;
136	int use_xme;
137	int currently_fullscreen;
138
139	/* Automatic mode switching support (entering/leaving fullscreen) */
140	Uint32 switch_waiting;
141	Uint32 switch_time;
142
143	/* Prevent too many XSync() calls */
144	int blit_queued;
145
146	/* Colormap handling */
147	Colormap DisplayColormap; /* The default display colormap */
148	Colormap XColorMap; /* The current window colormap */
149	int XPixels; / pixels value allocation counts */
150	float gamma_saved[3]; /* Saved gamma values for VidMode gamma */
151	int gamma_changed; /* flag: has VidMode gamma been modified? */
152
153	short iconcolors; / List of colors used by the icon */
154
155	/* Screensaver settings */
156	int allow_screensaver;
157	};
158
159	/* Old variable names */
160	#define local_X11 (this->hidden->local_X11)
161	#define SDL_Display (this->hidden->X11_Display)
162	#define GFX_Display (this->hidden->GFX_Display)
163	#define SDL_Screen DefaultScreen(this->hidden->X11_Display)
164	#define SDL_Visual (this->hidden->vis)
165	#define SDL_Root RootWindow(SDL_Display, SDL_Screen)
166	#define WMwindow (this->hidden->WMwindow)
167	#define FSwindow (this->hidden->FSwindow)
168	#define SDL_Window (this->hidden->SDL_Window)
169	#define WM_DELETE_WINDOW (this->hidden->WM_DELETE_WINDOW)
170	#define SDL_BlankCursor (this->hidden->BlankCursor)
171	#define SDL_IM (this->hidden->X11_IM)
172	#define SDL_IC (this->hidden->X11_IC)
173	#define SDL_windowid (this->hidden->SDL_windowid)
174	#define using_dga (this->hidden->using_dga)
175	#define use_mitshm (this->hidden->use_mitshm)
176	#define shminfo (this->hidden->shminfo)
177	#define SDL_Ximage (this->hidden->Ximage)
178	#define SDL_GC (this->hidden->gc)
179	#define window_w (this->hidden->window_w)
180	#define window_h (this->hidden->window_h)
181	#define mouse_last (this->hidden->mouse_last)
182	#define mouse_accel (this->hidden->mouse_accel)
183	#define mouse_relative (this->hidden->mouse_relative)
184	#define SDL_modelist (this->hidden->modelist)
185	#define xinerama_info (this->hidden->xinerama_info)
186	#define saved_mode (this->hidden->saved_mode)
187	#define saved_view (this->hidden->saved_view)
188	#define saved_res (this->hidden->saved_res)
189	#define screen_config (this->hidden->screen_config)
190	#define saved_size_id (this->hidden->saved_size_id)
191	#define saved_rotation (this->hidden->saved_rotation)
192	#define use_xinerama (this->hidden->use_xinerama)
193	#define use_vidmode (this->hidden->use_vidmode)
194	#define use_xrandr (this->hidden->use_xrandr)
195	#define use_xme (this->hidden->use_xme)
196	#define currently_fullscreen (this->hidden->currently_fullscreen)
197	#define switch_waiting (this->hidden->switch_waiting)
198	#define switch_time (this->hidden->switch_time)
199	#define blit_queued (this->hidden->blit_queued)
200	#define SDL_DisplayColormap (this->hidden->DisplayColormap)
201	#define SDL_PrivateColormap (this->hidden->PrivateColormap)
202	#define SDL_XColorMap (this->hidden->XColorMap)
203	#define SDL_XPixels (this->hidden->XPixels)
204	#define gamma_saved (this->hidden->gamma_saved)
205	#define gamma_changed (this->hidden->gamma_changed)
206	#define SDL_iconcolors (this->hidden->iconcolors)
207	#define allow_screensaver (this->hidden->allow_screensaver)
208
209	/* Some versions of XFree86 have bugs - detect if this is one of them */
210	#define BUGGY_XFREE86(condition, buggy_version) \
211	((SDL_strcmp(ServerVendor(SDL_Display), "The XFree86 Project, Inc") == 0) && \
212	(VendorRelease(SDL_Display) condition buggy_version))
213
214	#endif /* _SDL_x11video_h */