diff src/video/x11/SDL_x11video.h @ 0:74212992fb08

Initial revision
author Sam Lantinga <slouken@lokigames.com>
date Thu, 26 Apr 2001 16:45:43 +0000
parents
children 24878c14b391
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/video/x11/SDL_x11video.h	Thu Apr 26 16:45:43 2001 +0000
@@ -0,0 +1,190 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997, 1998, 1999, 2000, 2001  Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 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
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public
+    License along with this library; if not, write to the Free
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Sam Lantinga
+    slouken@devolution.com
+*/
+
+#ifdef SAVE_RCSID
+static char rcsid =
+ "@(#) $Id$";
+#endif
+
+#ifndef _SDL_x11video_h
+#define _SDL_x11video_h
+
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/Xatom.h>
+#ifndef NO_SHARED_MEMORY
+#include <sys/ipc.h>
+#include <sys/shm.h>
+#include <X11/extensions/XShm.h>
+#endif
+#ifdef XFREE86_DGAMOUSE
+#include <X11/extensions/xf86dga.h>
+#endif
+#ifdef XFREE86_VM
+#include <X11/extensions/xf86vmode.h>
+#ifdef XFREE86_VM_DYNAMIC_HACK
+#define XVidMode(func, args)	XF40VidMode##func args
+#else
+#define XVidMode(func, args)	XF86VidMode##func args
+#endif
+#endif /* XFREE86_VM */
+#include <string.h>
+
+#include "SDL_mouse.h"
+#include "SDL_sysvideo.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 */
+
+    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 */
+    int swap_pixels;		/* Flag: true if display is swapped endian */
+
+    /* The current width and height of the fullscreen mode */
+    int current_w;
+    int current_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 */
+#ifdef XFREE86_VM
+    XF86VidModeModeInfo saved_mode;
+    struct {
+        int x, y;
+    } saved_view;
+#endif
+    int use_vidmode;
+    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 */
+};
+
+/* 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_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 swap_pixels		(this->hidden->swap_pixels)
+#define current_w		(this->hidden->current_w)
+#define current_h		(this->hidden->current_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 saved_mode		(this->hidden->saved_mode)
+#define saved_view		(this->hidden->saved_view)
+#define use_vidmode		(this->hidden->use_vidmode)
+#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)
+
+/* Some versions of XFree86 have bugs - detect if this is one of them */
+#define BUGGY_XFREE86(condition, buggy_version) \
+((strcmp(ServerVendor(SDL_Display), "The XFree86 Project, Inc") == 0) && \
+ (VendorRelease(SDL_Display) condition buggy_version))
+
+#endif /* _SDL_x11video_h */