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-rw-r--r--xorg-server/hw/dmx/dmx.h798
1 files changed, 410 insertions, 388 deletions
diff --git a/xorg-server/hw/dmx/dmx.h b/xorg-server/hw/dmx/dmx.h
index dc5d25e16..d7c620467 100644
--- a/xorg-server/hw/dmx/dmx.h
+++ b/xorg-server/hw/dmx/dmx.h
@@ -1,388 +1,410 @@
-/*
- * 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;
-} 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 */
+/*
+ * 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;
+} 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 */