diff options
Diffstat (limited to 'xorg-server/hw/dmx/dmx.h')
| -rw-r--r-- | xorg-server/hw/dmx/dmx.h | 757 |
1 files changed, 390 insertions, 367 deletions
diff --git a/xorg-server/hw/dmx/dmx.h b/xorg-server/hw/dmx/dmx.h index fbb8b96ed..ddc11e368 100644 --- a/xorg-server/hw/dmx/dmx.h +++ b/xorg-server/hw/dmx/dmx.h @@ -1,367 +1,390 @@ -/* - * Copyright 2001-2003 Red Hat Inc., Durham, North Carolina. - * - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining - * a copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation on the rights to use, copy, modify, merge, - * publish, distribute, sublicense, and/or sell copies of the Software, - * and to permit persons to whom the Software is furnished to do so, - * subject to the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial - * portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ - -/* - * Authors: - * Kevin E. Martin <kem@redhat.com> - * David H. Dawes <dawes@xfree86.org> - * Rickard E. (Rik) Faith <faith@redhat.com> - * - */ - -/** \file - * Main header file included by all other DMX-related files. - */ - -/** \mainpage - * - <a href="http://dmx.sourceforge.net">DMX Home Page</a> - * - <a href="http://sourceforge.net/projects/dmx">DMX Project Page (on - * Source Forge)</a> - * - <a href="http://dmx.sourceforge.net/dmx.html">Distributed Multihead - * X design</a>, the design document for DMX - * - <a href="http://dmx.sourceforge.net/DMXSpec.txt">Client-to-Server - * DMX Extension to the X Protocol</a> - */ - -#ifndef DMX_H -#define DMX_H - -#if HAVE_DMX_CONFIG_H -#include <dmx-config.h> -#endif - -#include "gcstruct.h" - -/* Handle client-side include files in one place. */ -#include "dmxclient.h" - -#include "globals.h" -#include "scrnintstr.h" - -#include "picturestr.h" - -#ifdef GLXEXT -#include <GL/glx.h> -#include <GL/glxint.h> -#endif - -typedef enum { - PosNone = -1, - PosAbsolute = 0, - PosRightOf, - PosLeftOf, - PosAbove, - PosBelow, - PosRelative -} PositionType; - -/** Provide the typedef globally, but keep the contents opaque outside - * of the input routines. \see dmxinput.h */ -typedef struct _DMXInputInfo DMXInputInfo; - -/** Provide the typedef globally, but keep the contents opaque outside - * of the XSync statistic routines. \see dmxstat.c */ -typedef struct _DMXStatInfo DMXStatInfo; - -/** Global structure containing information about each backend screen. */ -typedef struct _DMXScreenInfo { - const char *name; /**< Name from command line or config file */ - int index; /**< Index into dmxScreens global */ - - /*---------- Back-end X server information ----------*/ - - Display *beDisplay; /**< Back-end X server's display */ - int beWidth; /**< Width of BE display */ - int beHeight; /**< Height of BE display */ - int beDepth; /**< Depth of BE display */ - int beBPP; /**< Bits per pixel of BE display */ - int beXDPI; /**< Horizontal dots per inch of BE */ - int beYDPI; /**< Vertical dots per inch of BE */ - - int beNumDepths; /**< Number of depths on BE server */ - int *beDepths; /**< Depths from BE server */ - - int beNumPixmapFormats; /**< Number of pixmap formats on BE */ - XPixmapFormatValues *bePixmapFormats; /**< Pixmap formats on BE */ - - int beNumVisuals; /**< Number of visuals on BE */ - XVisualInfo *beVisuals; /**< Visuals from BE server */ - int beDefVisualIndex; /**< Default visual index of BE */ - - int beNumDefColormaps; /**< Number of default colormaps */ - Colormap *beDefColormaps; /**< Default colormaps for DMX server */ - - Pixel beBlackPixel; /**< Default black pixel for BE */ - Pixel beWhitePixel; /**< Default white pixel for BE */ - - /*---------- Screen window information ----------*/ - - Window scrnWin; /**< "Screen" window on backend display */ - int scrnX; /**< X offset of "screen" WRT BE display */ - int scrnY; /**< Y offset of "screen" WRT BE display */ - int scrnWidth; /**< Width of "screen" */ - int scrnHeight; /**< Height of "screen" */ - int scrnXSign; /**< X offset sign of "screen" */ - int scrnYSign; /**< Y offset sign of "screen" */ - - /** Default drawables for "screen" */ - Drawable scrnDefDrawables[MAXFORMATS]; - - struct _DMXScreenInfo *next; /**< List of "screens" on same display */ - struct _DMXScreenInfo *over; /**< List of "screens" that overlap */ - - /*---------- Root window information ----------*/ - - Window rootWin; /**< "Root" window on backend display */ - int rootX; /**< X offset of "root" window WRT "screen"*/ - int rootY; /**< Y offset of "root" window WRT "screen"*/ - int rootWidth; /**< Width of "root" window */ - int rootHeight; /**< Height of "root" window */ - - int rootXOrigin; /**< Global X origin of "root" window */ - int rootYOrigin; /**< Global Y origin of "root" window */ - - /*---------- Shadow framebuffer information ----------*/ - - void *shadow; /**< Shadow framebuffer data (if enabled) */ - XlibGC shadowGC; /**< Default GC used by shadow FB code */ - XImage *shadowFBImage; /**< Screen image used by shadow FB code */ - - /*---------- Other related information ----------*/ - - int shared; /**< Non-zero if another Xdmx is running */ - - Bool WMRunningOnBE; - - Cursor noCursor; - Cursor curCursor; - /* Support for cursors on overlapped - * backend displays. */ - CursorPtr cursor; - int cursorVisible; - int cursorNotShared; /* for overlapping screens on a backend */ - - PositionType where; /**< Relative layout information */ - int whereX; /**< Relative layout information */ - int whereY; /**< Relative layout information */ - int whereRefScreen; /**< Relative layout information */ - - int savedTimeout; /**< Original screen saver timeout */ - int dpmsCapable; /**< Non-zero if backend is DPMS capable */ - int dpmsEnabled; /**< Non-zero if DPMS enabled */ - int dpmsStandby; /**< Original DPMS standby value */ - int dpmsSuspend; /**< Original DPMS suspend value */ - int dpmsOff; /**< Original DPMS off value */ - - DMXStatInfo *stat; /**< Statistics about XSync */ - Bool needsSync; /**< True if an XSync is pending */ - -#ifdef GLXEXT - /** Visual information for glxProxy */ - int numGlxVisuals; - __GLXvisualConfig *glxVisuals; - int glxMajorOpcode; - int glxErrorBase; - - /** FB config information for glxProxy */ - __GLXFBConfig *fbconfigs; - int numFBConfigs; -#endif - - /** Function pointers to wrapped screen - * functions */ - CloseScreenProcPtr CloseScreen; - SaveScreenProcPtr SaveScreen; - - CreateGCProcPtr CreateGC; - - CreateWindowProcPtr CreateWindow; - DestroyWindowProcPtr DestroyWindow; - PositionWindowProcPtr PositionWindow; - ChangeWindowAttributesProcPtr ChangeWindowAttributes; - RealizeWindowProcPtr RealizeWindow; - UnrealizeWindowProcPtr UnrealizeWindow; - RestackWindowProcPtr RestackWindow; - WindowExposuresProcPtr WindowExposures; - CopyWindowProcPtr CopyWindow; - - ResizeWindowProcPtr ResizeWindow; - ReparentWindowProcPtr ReparentWindow; - - ChangeBorderWidthProcPtr ChangeBorderWidth; - - GetImageProcPtr GetImage; - GetSpansProcPtr GetSpans; - - CreatePixmapProcPtr CreatePixmap; - DestroyPixmapProcPtr DestroyPixmap; - BitmapToRegionProcPtr BitmapToRegion; - - RealizeFontProcPtr RealizeFont; - UnrealizeFontProcPtr UnrealizeFont; - - CreateColormapProcPtr CreateColormap; - DestroyColormapProcPtr DestroyColormap; - InstallColormapProcPtr InstallColormap; - StoreColorsProcPtr StoreColors; - - SetShapeProcPtr SetShape; - - CreatePictureProcPtr CreatePicture; - DestroyPictureProcPtr DestroyPicture; - ChangePictureClipProcPtr ChangePictureClip; - DestroyPictureClipProcPtr DestroyPictureClip; - - ChangePictureProcPtr ChangePicture; - ValidatePictureProcPtr ValidatePicture; - - CompositeProcPtr Composite; - GlyphsProcPtr Glyphs; - CompositeRectsProcPtr CompositeRects; - - InitIndexedProcPtr InitIndexed; - CloseIndexedProcPtr CloseIndexed; - UpdateIndexedProcPtr UpdateIndexed; - - TrapezoidsProcPtr Trapezoids; - TrianglesProcPtr Triangles; - TriStripProcPtr TriStrip; - TriFanProcPtr TriFan; -} DMXScreenInfo; - -/* Global variables available to all Xserver/hw/dmx routines. */ -extern int dmxNumScreens; /**< Number of dmxScreens */ -extern DMXScreenInfo *dmxScreens; /**< List of outputs */ -extern int dmxShadowFB; /**< Non-zero if using - * shadow frame-buffer - * (deprecated) */ -extern XErrorEvent dmxLastErrorEvent; /**< Last error that - * occurred */ -extern Bool dmxErrorOccurred; /**< True if an error - * occurred */ -extern Bool dmxOffScreenOpt; /**< True if using off - * screen - * optimizations */ -extern Bool dmxSubdividePrimitives; /**< True if using the - * primitive subdivision - * optimization */ -extern Bool dmxLazyWindowCreation; /**< True if using the - * lazy window creation - * optimization */ -extern Bool dmxUseXKB; /**< True if the XKB - * extension should be - * used with the backend - * servers */ -extern int dmxDepth; /**< Requested depth if - * non-zero */ -#ifdef GLXEXT -extern Bool dmxGLXProxy; /**< True if glxProxy - * support is enabled */ -extern Bool dmxGLXSwapGroupSupport; /**< True if glxProxy - * support for swap - * groups and barriers - * is enabled */ -extern Bool dmxGLXSyncSwap; /**< True if glxProxy - * should force an XSync - * request after each - * swap buffers call */ -extern Bool dmxGLXFinishSwap; /**< True if glxProxy - * should force a - * glFinish request - * after each swap - * buffers call */ -#endif -extern char *dmxFontPath; /**< NULL if no font - * path is set on the - * command line; - * otherwise, a string - * of comma separated - * paths built from the - * command line - * specified font - * paths */ -extern Bool dmxIgnoreBadFontPaths; /**< True if bad font - * paths should be - * ignored during server - * init */ -extern Bool dmxAddRemoveScreens; /**< True if add and - * remove screens support - * is enabled */ - -/** Wrap screen or GC function pointer */ -#define DMX_WRAP(_entry, _newfunc, _saved, _actual) \ -do { \ - (_saved)->_entry = (_actual)->_entry; \ - (_actual)->_entry = (_newfunc); \ -} while (0) - -/** Unwrap screen or GC function pointer */ -#define DMX_UNWRAP(_entry, _saved, _actual) \ -do { \ - (_actual)->_entry = (_saved)->_entry; \ -} while (0) - -/* Define the MAXSCREENSALLOC/FREE macros, when MAXSCREENS patch has not - * been applied to sources. */ -#ifdef MAXSCREENS -#define MAXSCREEN_MAKECONSTSTR1(x) #x -#define MAXSCREEN_MAKECONSTSTR2(x) MAXSCREEN_MAKECONSTSTR1(x) - -#define MAXSCREEN_FAILED_TXT "Failed at [" \ - MAXSCREEN_MAKECONSTSTR2(__LINE__) ":" __FILE__ "] to allocate object: " - -#define _MAXSCREENSALLOCF(o,size,fatal) \ - do { \ - if (!o) { \ - o = calloc((size), sizeof(*(o))); \ - if (!o && fatal) FatalError(MAXSCREEN_FAILED_TXT #o); \ - } \ - } while (0) -#define _MAXSCREENSALLOCR(o,size,retval) \ - do { \ - if (!o) { \ - o = calloc((size), sizeof(*(o))); \ - if (!o) return retval; \ - } \ - } while (0) - -#define MAXSCREENSFREE(o) \ - do { \ - if (o) free(o); \ - o = NULL; \ - } while (0) - -#define MAXSCREENSALLOC(o) _MAXSCREENSALLOCF(o,MAXSCREENS, 0) -#define MAXSCREENSALLOC_FATAL(o) _MAXSCREENSALLOCF(o,MAXSCREENS, 1) -#define MAXSCREENSALLOC_RETURN(o,r) _MAXSCREENSALLOCR(o,MAXSCREENS, (r)) -#define MAXSCREENSALLOCPLUSONE(o) _MAXSCREENSALLOCF(o,MAXSCREENS+1,0) -#define MAXSCREENSALLOCPLUSONE_FATAL(o) _MAXSCREENSALLOCF(o,MAXSCREENS+1,1) -#define MAXSCREENSCALLOC(o,m) _MAXSCREENSALLOCF(o,MAXSCREENS*(m),0) -#define MAXSCREENSCALLOC_FATAL(o,m) _MAXSCREENSALLOCF(o,MAXSCREENS*(m),1) -#endif - -#endif /* DMX_H */ +/*
+ * Copyright 2001-2003 Red Hat Inc., Durham, North Carolina.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * Authors:
+ * Kevin E. Martin <kem@redhat.com>
+ * David H. Dawes <dawes@xfree86.org>
+ * Rickard E. (Rik) Faith <faith@redhat.com>
+ *
+ */
+
+/** \file
+ * Main header file included by all other DMX-related files.
+ */
+
+/** \mainpage
+ * - <a href="http://dmx.sourceforge.net">DMX Home Page</a>
+ * - <a href="http://sourceforge.net/projects/dmx">DMX Project Page (on
+ * Source Forge)</a>
+ * - <a href="http://dmx.sourceforge.net/dmx.html">Distributed Multihead
+ * X design</a>, the design document for DMX
+ * - <a href="http://dmx.sourceforge.net/DMXSpec.txt">Client-to-Server
+ * DMX Extension to the X Protocol</a>
+ */
+
+#ifndef DMX_H
+#define DMX_H
+
+#if HAVE_DMX_CONFIG_H
+#include <dmx-config.h>
+#endif
+
+#include "gcstruct.h"
+
+/* Handle client-side include files in one place. */
+#include "dmxclient.h"
+
+#include "globals.h"
+#include "scrnintstr.h"
+
+#include "picturestr.h"
+
+#ifdef GLXEXT
+#include <GL/glx.h>
+#include <GL/glxint.h>
+#endif
+
+typedef enum {
+ PosNone = -1,
+ PosAbsolute = 0,
+ PosRightOf,
+ PosLeftOf,
+ PosAbove,
+ PosBelow,
+ PosRelative
+} PositionType;
+
+/** Provide the typedef globally, but keep the contents opaque outside
+ * of the input routines. \see dmxinput.h */
+typedef struct _DMXInputInfo DMXInputInfo;
+
+/** Provide the typedef globally, but keep the contents opaque outside
+ * of the XSync statistic routines. \see dmxstat.c */
+typedef struct _DMXStatInfo DMXStatInfo;
+
+/** Global structure containing information about each backend screen. */
+typedef struct _DMXScreenInfo {
+ const char *name; /**< Name from command line or config file */
+ int index; /**< Index into dmxScreens global */
+
+ /*---------- Back-end X server information ----------*/
+
+ Display *beDisplay; /**< Back-end X server's display */
+ int beWidth; /**< Width of BE display */
+ int beHeight; /**< Height of BE display */
+ int beDepth; /**< Depth of BE display */
+ int beBPP; /**< Bits per pixel of BE display */
+ int beXDPI; /**< Horizontal dots per inch of BE */
+ int beYDPI; /**< Vertical dots per inch of BE */
+
+ int beNumDepths; /**< Number of depths on BE server */
+ int *beDepths; /**< Depths from BE server */
+
+ int beNumPixmapFormats; /**< Number of pixmap formats on BE */
+ XPixmapFormatValues *bePixmapFormats; /**< Pixmap formats on BE */
+
+ int beNumVisuals; /**< Number of visuals on BE */
+ XVisualInfo *beVisuals; /**< Visuals from BE server */
+ int beDefVisualIndex; /**< Default visual index of BE */
+
+ int beNumDefColormaps; /**< Number of default colormaps */
+ Colormap *beDefColormaps; /**< Default colormaps for DMX server */
+
+ Pixel beBlackPixel; /**< Default black pixel for BE */
+ Pixel beWhitePixel; /**< Default white pixel for BE */
+
+ /*---------- Screen window information ----------*/
+
+ Window scrnWin; /**< "Screen" window on backend display */
+ int scrnX; /**< X offset of "screen" WRT BE display */
+ int scrnY; /**< Y offset of "screen" WRT BE display */
+ int scrnWidth; /**< Width of "screen" */
+ int scrnHeight; /**< Height of "screen" */
+ int scrnXSign; /**< X offset sign of "screen" */
+ int scrnYSign; /**< Y offset sign of "screen" */
+
+ /** Default drawables for "screen" */
+ Drawable scrnDefDrawables[MAXFORMATS];
+
+ struct _DMXScreenInfo *next; /**< List of "screens" on same display */
+ struct _DMXScreenInfo *over; /**< List of "screens" that overlap */
+
+ /*---------- Root window information ----------*/
+
+ Window rootWin; /**< "Root" window on backend display */
+ int rootX; /**< X offset of "root" window WRT "screen"*/
+ int rootY; /**< Y offset of "root" window WRT "screen"*/
+ int rootWidth; /**< Width of "root" window */
+ int rootHeight; /**< Height of "root" window */
+
+ int rootXOrigin; /**< Global X origin of "root" window */
+ int rootYOrigin; /**< Global Y origin of "root" window */
+
+ /*---------- Shadow framebuffer information ----------*/
+
+ void *shadow; /**< Shadow framebuffer data (if enabled) */
+ XlibGC shadowGC; /**< Default GC used by shadow FB code */
+ XImage *shadowFBImage; /**< Screen image used by shadow FB code */
+
+ /*---------- Other related information ----------*/
+
+ int shared; /**< Non-zero if another Xdmx is running */
+
+ Bool WMRunningOnBE;
+
+ Cursor noCursor;
+ Cursor curCursor;
+ /* Support for cursors on overlapped
+ * backend displays. */
+ CursorPtr cursor;
+ int cursorVisible;
+ int cursorNotShared; /* for overlapping screens on a backend */
+
+ PositionType where; /**< Relative layout information */
+ int whereX; /**< Relative layout information */
+ int whereY; /**< Relative layout information */
+ int whereRefScreen; /**< Relative layout information */
+
+ int savedTimeout; /**< Original screen saver timeout */
+ int dpmsCapable; /**< Non-zero if backend is DPMS capable */
+ int dpmsEnabled; /**< Non-zero if DPMS enabled */
+ int dpmsStandby; /**< Original DPMS standby value */
+ int dpmsSuspend; /**< Original DPMS suspend value */
+ int dpmsOff; /**< Original DPMS off value */
+
+ DMXStatInfo *stat; /**< Statistics about XSync */
+ Bool needsSync; /**< True if an XSync is pending */
+
+#ifdef GLXEXT
+ /** Visual information for glxProxy */
+ int numGlxVisuals;
+ __GLXvisualConfig *glxVisuals;
+ int glxMajorOpcode;
+ int glxErrorBase;
+
+ /** FB config information for glxProxy */
+ __GLXFBConfig *fbconfigs;
+ int numFBConfigs;
+#endif
+
+ /** Function pointers to wrapped screen
+ * functions */
+ CloseScreenProcPtr CloseScreen;
+ SaveScreenProcPtr SaveScreen;
+
+ CreateGCProcPtr CreateGC;
+
+ CreateWindowProcPtr CreateWindow;
+ DestroyWindowProcPtr DestroyWindow;
+ PositionWindowProcPtr PositionWindow;
+ ChangeWindowAttributesProcPtr ChangeWindowAttributes;
+ RealizeWindowProcPtr RealizeWindow;
+ UnrealizeWindowProcPtr UnrealizeWindow;
+ RestackWindowProcPtr RestackWindow;
+ WindowExposuresProcPtr WindowExposures;
+ CopyWindowProcPtr CopyWindow;
+
+ ResizeWindowProcPtr ResizeWindow;
+ ReparentWindowProcPtr ReparentWindow;
+
+ ChangeBorderWidthProcPtr ChangeBorderWidth;
+
+ GetImageProcPtr GetImage;
+ GetSpansProcPtr GetSpans;
+
+ CreatePixmapProcPtr CreatePixmap;
+ DestroyPixmapProcPtr DestroyPixmap;
+ BitmapToRegionProcPtr BitmapToRegion;
+
+ RealizeFontProcPtr RealizeFont;
+ UnrealizeFontProcPtr UnrealizeFont;
+
+ CreateColormapProcPtr CreateColormap;
+ DestroyColormapProcPtr DestroyColormap;
+ InstallColormapProcPtr InstallColormap;
+ StoreColorsProcPtr StoreColors;
+
+ SetShapeProcPtr SetShape;
+
+ CreatePictureProcPtr CreatePicture;
+ DestroyPictureProcPtr DestroyPicture;
+ ChangePictureClipProcPtr ChangePictureClip;
+ DestroyPictureClipProcPtr DestroyPictureClip;
+
+ ChangePictureProcPtr ChangePicture;
+ ValidatePictureProcPtr ValidatePicture;
+
+ CompositeProcPtr Composite;
+ GlyphsProcPtr Glyphs;
+ CompositeRectsProcPtr CompositeRects;
+
+ InitIndexedProcPtr InitIndexed;
+ CloseIndexedProcPtr CloseIndexed;
+ UpdateIndexedProcPtr UpdateIndexed;
+
+ TrapezoidsProcPtr Trapezoids;
+ TrianglesProcPtr Triangles;
+ TriStripProcPtr TriStrip;
+ TriFanProcPtr TriFan;
+} DMXScreenInfo;
+
+/* Global variables available to all Xserver/hw/dmx routines. */
+extern int dmxNumScreens; /**< Number of dmxScreens */
+extern DMXScreenInfo *dmxScreens; /**< List of outputs */
+extern int dmxShadowFB; /**< Non-zero if using
+ * shadow frame-buffer
+ * (deprecated) */
+extern XErrorEvent dmxLastErrorEvent; /**< Last error that
+ * occurred */
+extern Bool dmxErrorOccurred; /**< True if an error
+ * occurred */
+extern Bool dmxOffScreenOpt; /**< True if using off
+ * screen
+ * optimizations */
+extern Bool dmxSubdividePrimitives; /**< True if using the
+ * primitive subdivision
+ * optimization */
+extern Bool dmxLazyWindowCreation; /**< True if using the
+ * lazy window creation
+ * optimization */
+extern Bool dmxUseXKB; /**< True if the XKB
+ * extension should be
+ * used with the backend
+ * servers */
+extern int dmxDepth; /**< Requested depth if
+ * non-zero */
+#ifdef GLXEXT
+extern Bool dmxGLXProxy; /**< True if glxProxy
+ * support is enabled */
+extern Bool dmxGLXSwapGroupSupport; /**< True if glxProxy
+ * support for swap
+ * groups and barriers
+ * is enabled */
+extern Bool dmxGLXSyncSwap; /**< True if glxProxy
+ * should force an XSync
+ * request after each
+ * swap buffers call */
+extern Bool dmxGLXFinishSwap; /**< True if glxProxy
+ * should force a
+ * glFinish request
+ * after each swap
+ * buffers call */
+#endif
+extern char *dmxFontPath; /**< NULL if no font
+ * path is set on the
+ * command line;
+ * otherwise, a string
+ * of comma separated
+ * paths built from the
+ * command line
+ * specified font
+ * paths */
+extern Bool dmxIgnoreBadFontPaths; /**< True if bad font
+ * paths should be
+ * ignored during server
+ * init */
+extern Bool dmxAddRemoveScreens; /**< True if add and
+ * remove screens support
+ * is enabled */
+
+/** Wrap screen or GC function pointer */
+#define DMX_WRAP(_entry, _newfunc, _saved, _actual) \
+do { \
+ (_saved)->_entry = (_actual)->_entry; \
+ (_actual)->_entry = (_newfunc); \
+} while (0)
+
+/** Unwrap screen or GC function pointer */
+#define DMX_UNWRAP(_entry, _saved, _actual) \
+do { \
+ (_actual)->_entry = (_saved)->_entry; \
+} while (0)
+
+/* Define the MAXSCREENSALLOC/FREE macros, when MAXSCREENS patch has not
+ * been applied to sources. */
+#ifdef MAXSCREENS
+#define MAXSCREEN_MAKECONSTSTR1(x) #x
+#define MAXSCREEN_MAKECONSTSTR2(x) MAXSCREEN_MAKECONSTSTR1(x)
+
+#define MAXSCREEN_FAILED_TXT "Failed at [" \
+ MAXSCREEN_MAKECONSTSTR2(__LINE__) ":" __FILE__ "] to allocate object: "
+
+#define _MAXSCREENSALLOCF(o,size,fatal) \
+ do { \
+ if (!o) { \
+ o = calloc((size), sizeof(*(o))); \
+ if (!o && fatal) FatalError(MAXSCREEN_FAILED_TXT #o); \
+ } \
+ } while (0)
+#define _MAXSCREENSALLOCR(o,size,retval) \
+ do { \
+ if (!o) { \
+ o = calloc((size), sizeof(*(o))); \
+ if (!o) return retval; \
+ } \
+ } while (0)
+
+#define MAXSCREENSFREE(o) \
+ do { \
+ free(o); \
+ o = NULL; \
+ } while (0)
+
+#define MAXSCREENSALLOC(o) _MAXSCREENSALLOCF(o,MAXSCREENS, 0)
+#define MAXSCREENSALLOC_FATAL(o) _MAXSCREENSALLOCF(o,MAXSCREENS, 1)
+#define MAXSCREENSALLOC_RETURN(o,r) _MAXSCREENSALLOCR(o,MAXSCREENS, (r))
+#define MAXSCREENSALLOCPLUSONE(o) _MAXSCREENSALLOCF(o,MAXSCREENS+1,0)
+#define MAXSCREENSALLOCPLUSONE_FATAL(o) _MAXSCREENSALLOCF(o,MAXSCREENS+1,1)
+#define MAXSCREENSCALLOC(o,m) _MAXSCREENSALLOCF(o,MAXSCREENS*(m),0)
+#define MAXSCREENSCALLOC_FATAL(o,m) _MAXSCREENSALLOCF(o,MAXSCREENS*(m),1)
+#endif
+
+extern DevPrivateKeyRec dmxGCPrivateKeyRec;
+#define dmxGCPrivateKey (&dmxGCPrivateKeyRec) /**< Private index for GCs */
+
+extern DevPrivateKeyRec dmxWinPrivateKeyRec;
+#define dmxWinPrivateKey (&dmxWinPrivateKeyRec) /**< Private index for Windows */
+
+extern DevPrivateKeyRec dmxPixPrivateKeyRec;
+#define dmxPixPrivateKey (&dmxPixPrivateKeyRec) /**< Private index for Pixmaps */
+
+extern int dmxFontPrivateIndex; /**< Private index for Fonts */
+
+extern DevPrivateKeyRec dmxScreenPrivateKeyRec;
+#define dmxScreenPrivateKey (&dmxScreenPrivateKeyRec) /**< Private index for Screens */
+
+extern DevPrivateKeyRec dmxColormapPrivateKeyRec;
+#define dmxColormapPrivateKey (&dmxColormapPrivateKeyRec) /**< Private index for Colormaps */
+
+extern DevPrivateKeyRec dmxPictPrivateKeyRec;
+#define dmxPictPrivateKey (&dmxPictPrivateKeyRec) /**< Private index for Picts */
+
+extern DevPrivateKeyRec dmxGlyphSetPrivateKeyRec;
+#define dmxGlyphSetPrivateKey (&dmxGlyphSetPrivateKeyRec) /**< Private index for GlyphSets */
+
+#endif /* DMX_H */
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