Imported nxagent-3.1.0-2.tar.gznxagent/3.1.0-2

Summary: Imported nxagent-3.1.0-2.tar.gz
Keywords:

Imported nxagent-3.1.0-2.tar.gz
into Git repository

1 files changed, 3048 insertions, 0 deletions

diff --git a/nx-X11/programs/Xserver/hw/nxagent/NXrender.c b/nx-X11/programs/Xserver/hw/nxagent/NXrender.c
new file mode 100644
index 000000000..20aca4619
--- /dev/null
+++ b/nx-X11/programs/Xserver/hw/nxagent/NXrender.c
@@ -0,0 +1,3048 @@
+#ifdef NXAGENT_UPGRADE
+
+#include "X/NXrender.c"
+
+#else
+
+/*
+ * $XFree86: xc/programs/Xserver/render/render.c,v 1.26 2003/02/14 18:15:21 dawes Exp $
+ *
+ * Copyright © 2000 SuSE, Inc.
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of SuSE not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission.  SuSE makes no representations about the
+ * suitability of this software for any purpose.  It is provided "as is"
+ * without express or implied warranty.
+ *
+ * SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
+ * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Author:  Keith Packard, SuSE, Inc.
+ */
+
+/**************************************************************************/
+/*                                                                        */
+/* Copyright (c) 2001, 2007 NoMachine, http://www.nomachine.com/.         */
+/*                                                                        */
+/* NXAGENT, NX protocol compression and NX extensions to this software    */
+/* are copyright of NoMachine. Redistribution and use of the present      */
+/* software is allowed according to terms specified in the file LICENSE   */
+/* which comes in the source distribution.                                */
+/*                                                                        */
+/* Check http://www.nomachine.com/licensing.html for applicability.       */
+/*                                                                        */
+/* NX and NoMachine are trademarks of NoMachine S.r.l.                    */
+/*                                                                        */
+/* All rights reserved.                                                   */
+/*                                                                        */
+/**************************************************************************/
+
+#define NEED_REPLIES
+#define NEED_EVENTS
+#include "X.h"
+#include "Xproto.h"
+#include "misc.h"
+#include "os.h"
+#include "dixstruct.h"
+#include "resource.h"
+#include "scrnintstr.h"
+#include "windowstr.h"
+#include "pixmapstr.h"
+#include "colormapst.h"
+#include "extnsionst.h"
+#include "servermd.h"
+#include "render.h"
+#include "renderproto.h"
+#include "Xfuncproto.h"
+#include "cursorstr.h"
+#ifdef EXTMODULE
+#include "xf86_ansic.h"
+#endif
+
+#include "NXpicturestr.h"
+#include "NXglyphstr.h"
+
+#include "Trap.h"
+
+#include "Render.h"
+#include "Pixmaps.h"
+#include "Options.h"
+#include "Screen.h"
+
+/*
+ * Set here the required log level.
+ */
+
+#define PANIC
+#define WARNING
+#undef  TEST
+#undef  DEBUG
+
+/*
+ * From NXmiglyph.c.
+ */
+
+void miGlyphExtents(int nlist, GlyphListPtr list,
+                        GlyphPtr *glyphs, BoxPtr extents);
+
+/*
+ * Functions from Render.c.
+ */
+
+int  nxagentCursorSaveRenderInfo(ScreenPtr, CursorPtr);
+void nxagentCursorPostSaveRenderInfo(CursorPtr, ScreenPtr, PicturePtr, int, int);
+int  nxagentRenderRealizeCursor(ScreenPtr, CursorPtr);
+int  nxagentCreatePicture(PicturePtr, Mask);
+void nxagentDestroyPicture(PicturePtr pPicture);
+void nxagentChangePicture(PicturePtr, Mask);
+int  nxagentChangePictureClip(PicturePtr, int, int, xRectangle *, int, int);
+void nxagentComposite(CARD8, PicturePtr, PicturePtr, PicturePtr, INT16, INT16,
+                          INT16, INT16, INT16, INT16, CARD16, CARD16);
+void nxagentCompositeRects(CARD8, PicturePtr, xRenderColor *, int, xRectangle *);
+void nxagentCreateGlyphSet(GlyphSetPtr glyphSet);
+void nxagentReferenceGlyphSet(GlyphSetPtr glyphSet);
+void nxagentFreeGlyphs(GlyphSetPtr glyphSet, CARD32 *gids, int nglyph);
+void nxagentFreeGlyphSet(GlyphSetPtr glyphSet);
+void nxagentSetPictureTransform(PicturePtr pPicture, pointer transform);
+void nxagentSetPictureFilter(PicturePtr pPicture, char *filter, int name_size,
+                                 pointer params, int nparams);
+void nxagentTrapezoids(CARD8 op, PicturePtr pSrc, PicturePtr pDst, PictFormatPtr maskFormat,
+                           INT16 xSrc, INT16 ySrc, int ntrap, xTrapezoid *traps);
+
+/*
+ * The void pointer is actually a XGlyphElt8.
+ */
+
+void nxagentGlyphs(CARD8, PicturePtr, PicturePtr, PictFormatPtr,
+                       INT16, INT16, int, void *, int, GlyphPtr *);
+
+static int ProcRenderQueryVersion (ClientPtr pClient);
+static int ProcRenderQueryPictFormats (ClientPtr pClient);
+static int ProcRenderQueryPictIndexValues (ClientPtr pClient);
+static int ProcRenderQueryDithers (ClientPtr pClient);
+static int ProcRenderCreatePicture (ClientPtr pClient);
+static int ProcRenderChangePicture (ClientPtr pClient);
+static int ProcRenderSetPictureClipRectangles (ClientPtr pClient);
+static int ProcRenderFreePicture (ClientPtr pClient);
+static int ProcRenderComposite (ClientPtr pClient);
+static int ProcRenderScale (ClientPtr pClient);
+static int ProcRenderTrapezoids (ClientPtr pClient);
+static int ProcRenderTriangles (ClientPtr pClient);
+static int ProcRenderTriStrip (ClientPtr pClient);
+static int ProcRenderTriFan (ClientPtr pClient);
+static int ProcRenderColorTrapezoids (ClientPtr pClient);
+static int ProcRenderColorTriangles (ClientPtr pClient);
+static int ProcRenderTransform (ClientPtr pClient);
+static int ProcRenderCreateGlyphSet (ClientPtr pClient);
+static int ProcRenderReferenceGlyphSet (ClientPtr pClient);
+static int ProcRenderFreeGlyphSet (ClientPtr pClient);
+static int ProcRenderAddGlyphs (ClientPtr pClient);
+static int ProcRenderAddGlyphsFromPicture (ClientPtr pClient);
+static int ProcRenderFreeGlyphs (ClientPtr pClient);
+static int ProcRenderCompositeGlyphs (ClientPtr pClient);
+static int ProcRenderFillRectangles (ClientPtr pClient);
+static int ProcRenderCreateCursor (ClientPtr pClient);
+static int ProcRenderSetPictureTransform (ClientPtr pClient);
+static int ProcRenderQueryFilters (ClientPtr pClient);
+static int ProcRenderSetPictureFilter (ClientPtr pClient);
+static int ProcRenderCreateAnimCursor (ClientPtr pClient);
+
+static int ProcRenderDispatch (ClientPtr pClient);
+
+static int SProcRenderQueryVersion (ClientPtr pClient);
+static int SProcRenderQueryPictFormats (ClientPtr pClient);
+static int SProcRenderQueryPictIndexValues (ClientPtr pClient);
+static int SProcRenderQueryDithers (ClientPtr pClient);
+static int SProcRenderCreatePicture (ClientPtr pClient);
+static int SProcRenderChangePicture (ClientPtr pClient);
+static int SProcRenderSetPictureClipRectangles (ClientPtr pClient);
+static int SProcRenderFreePicture (ClientPtr pClient);
+static int SProcRenderComposite (ClientPtr pClient);
+static int SProcRenderScale (ClientPtr pClient);
+static int SProcRenderTrapezoids (ClientPtr pClient);
+static int SProcRenderTriangles (ClientPtr pClient);
+static int SProcRenderTriStrip (ClientPtr pClient);
+static int SProcRenderTriFan (ClientPtr pClient);
+static int SProcRenderColorTrapezoids (ClientPtr pClient);
+static int SProcRenderColorTriangles (ClientPtr pClient);
+static int SProcRenderTransform (ClientPtr pClient);
+static int SProcRenderCreateGlyphSet (ClientPtr pClient);
+static int SProcRenderReferenceGlyphSet (ClientPtr pClient);
+static int SProcRenderFreeGlyphSet (ClientPtr pClient);
+static int SProcRenderAddGlyphs (ClientPtr pClient);
+static int SProcRenderAddGlyphsFromPicture (ClientPtr pClient);
+static int SProcRenderFreeGlyphs (ClientPtr pClient);
+static int SProcRenderCompositeGlyphs (ClientPtr pClient);
+static int SProcRenderFillRectangles (ClientPtr pClient);
+static int SProcRenderCreateCursor (ClientPtr pClient);
+static int SProcRenderSetPictureTransform (ClientPtr pClient);
+static int SProcRenderQueryFilters (ClientPtr pClient);
+static int SProcRenderSetPictureFilter (ClientPtr pClient);
+static int SProcRenderCreateAnimCursor (ClientPtr pClient);
+
+static int SProcRenderDispatch (ClientPtr pClient);
+
+int	(*ProcRenderVector[RenderNumberRequests])(ClientPtr) = {
+    ProcRenderQueryVersion,
+    ProcRenderQueryPictFormats,
+    ProcRenderQueryPictIndexValues,
+    ProcRenderQueryDithers,
+    ProcRenderCreatePicture,
+    ProcRenderChangePicture,
+    ProcRenderSetPictureClipRectangles,
+    ProcRenderFreePicture,
+    ProcRenderComposite,
+    ProcRenderScale,
+    ProcRenderTrapezoids,
+    ProcRenderTriangles,
+    ProcRenderTriStrip,
+    ProcRenderTriFan,
+    ProcRenderColorTrapezoids,
+    ProcRenderColorTriangles,
+    ProcRenderTransform,
+    ProcRenderCreateGlyphSet,
+    ProcRenderReferenceGlyphSet,
+    ProcRenderFreeGlyphSet,
+    ProcRenderAddGlyphs,
+    ProcRenderAddGlyphsFromPicture,
+    ProcRenderFreeGlyphs,
+    ProcRenderCompositeGlyphs,
+    ProcRenderCompositeGlyphs,
+    ProcRenderCompositeGlyphs,
+    ProcRenderFillRectangles,
+    ProcRenderCreateCursor,
+    ProcRenderSetPictureTransform,
+    ProcRenderQueryFilters,
+    ProcRenderSetPictureFilter,
+    ProcRenderCreateAnimCursor,
+};
+
+int	(*SProcRenderVector[RenderNumberRequests])(ClientPtr) = {
+    SProcRenderQueryVersion,
+    SProcRenderQueryPictFormats,
+    SProcRenderQueryPictIndexValues,
+    SProcRenderQueryDithers,
+    SProcRenderCreatePicture,
+    SProcRenderChangePicture,
+    SProcRenderSetPictureClipRectangles,
+    SProcRenderFreePicture,
+    SProcRenderComposite,
+    SProcRenderScale,
+    SProcRenderTrapezoids,
+    SProcRenderTriangles,
+    SProcRenderTriStrip,
+    SProcRenderTriFan,
+    SProcRenderColorTrapezoids,
+    SProcRenderColorTriangles,
+    SProcRenderTransform,
+    SProcRenderCreateGlyphSet,
+    SProcRenderReferenceGlyphSet,
+    SProcRenderFreeGlyphSet,
+    SProcRenderAddGlyphs,
+    SProcRenderAddGlyphsFromPicture,
+    SProcRenderFreeGlyphs,
+    SProcRenderCompositeGlyphs,
+    SProcRenderCompositeGlyphs,
+    SProcRenderCompositeGlyphs,
+    SProcRenderFillRectangles,
+    SProcRenderCreateCursor,
+    SProcRenderSetPictureTransform,
+    SProcRenderQueryFilters,
+    SProcRenderSetPictureFilter,
+    SProcRenderCreateAnimCursor,
+};
+
+static void
+RenderResetProc (ExtensionEntry *extEntry);
+    
+static CARD8	RenderReqCode;
+int	RenderErrBase;
+int	RenderClientPrivateIndex;
+
+typedef struct _RenderClient {
+    int	    major_version;
+    int	    minor_version;
+} RenderClientRec, *RenderClientPtr;
+
+#define GetRenderClient(pClient)    ((RenderClientPtr) (pClient)->devPrivates[RenderClientPrivateIndex].ptr)
+
+static void
+RenderClientCallback (CallbackListPtr	*list,
+		      pointer		closure,
+		      pointer		data)
+{
+    NewClientInfoRec	*clientinfo = (NewClientInfoRec *) data;
+    ClientPtr		pClient = clientinfo->client;
+    RenderClientPtr	pRenderClient = GetRenderClient (pClient);
+
+    pRenderClient->major_version = 0;
+    pRenderClient->minor_version = 0;
+}
+
+void
+RenderExtensionInit (void)
+{
+    ExtensionEntry *extEntry;
+
+    if (!PictureType)
+	return;
+    if (!PictureFinishInit ())
+	return;
+    RenderClientPrivateIndex = AllocateClientPrivateIndex ();
+    if (!AllocateClientPrivate (RenderClientPrivateIndex, 
+				sizeof (RenderClientRec)))
+	return;
+    if (!AddCallback (&ClientStateCallback, RenderClientCallback, 0))
+	return;
+
+    extEntry = AddExtension (RENDER_NAME, 0, RenderNumberErrors,
+			     ProcRenderDispatch, SProcRenderDispatch,
+			     RenderResetProc, StandardMinorOpcode);
+    if (!extEntry)
+	return;
+    RenderReqCode = (CARD8) extEntry->base;
+    RenderErrBase = extEntry->errorBase;
+}
+
+static void
+RenderResetProc (ExtensionEntry *extEntry)
+{
+}
+
+static int
+ProcRenderQueryVersion (ClientPtr client)
+{
+    RenderClientPtr pRenderClient = GetRenderClient (client);
+    xRenderQueryVersionReply rep;
+    register int n;
+    REQUEST(xRenderQueryVersionReq);
+
+    pRenderClient->major_version = stuff->majorVersion;
+    pRenderClient->minor_version = stuff->minorVersion;
+
+    REQUEST_SIZE_MATCH(xRenderQueryVersionReq);
+    rep.type = X_Reply;
+    rep.length = 0;
+    rep.sequenceNumber = client->sequence;
+    rep.majorVersion = nxagentRenderVersionMajor;
+    rep.minorVersion = nxagentRenderVersionMinor;
+    if (client->swapped) {
+    	swaps(&rep.sequenceNumber, n);
+    	swapl(&rep.length, n);
+	swapl(&rep.majorVersion, n);
+	swapl(&rep.minorVersion, n);
+    }
+    WriteToClient(client, sizeof(xRenderQueryVersionReply), (char *)&rep);
+    return (client->noClientException);
+}
+
+#if 0
+static int
+VisualDepth (ScreenPtr pScreen, VisualPtr pVisual)
+{
+    DepthPtr    pDepth;
+    int		d, v;
+
+    for (d = 0; d < pScreen->numDepths; d++)
+    {
+	pDepth = pScreen->allowedDepths + d;
+	for (v = 0; v < pDepth->numVids; v++)
+	{
+	    if (pDepth->vids[v] == pVisual->vid)
+		return pDepth->depth;
+	}
+    }
+    return 0;
+}
+#endif
+
+static VisualPtr
+findVisual (ScreenPtr pScreen, VisualID vid)
+{
+    VisualPtr	pVisual;
+    int		v;
+
+    for (v = 0; v < pScreen->numVisuals; v++)
+    {
+	pVisual = pScreen->visuals + v;
+	if (pVisual->vid == vid)
+	    return pVisual;
+    }
+    return 0;
+}
+
+extern char *ConnectionInfo;
+
+static int
+ProcRenderQueryPictFormats (ClientPtr client)
+{
+    RenderClientPtr		    pRenderClient = GetRenderClient (client);
+    xRenderQueryPictFormatsReply    *reply;
+    xPictScreen			    *pictScreen;
+    xPictDepth			    *pictDepth;
+    xPictVisual			    *pictVisual;
+    xPictFormInfo		    *pictForm;
+    CARD32			    *pictSubpixel;
+    ScreenPtr			    pScreen;
+    VisualPtr			    pVisual;
+    DepthPtr			    pDepth;
+    int				    v, d;
+    PictureScreenPtr		    ps;
+    PictFormatPtr		    pFormat;
+    int				    nformat;
+    int				    ndepth;
+    int				    nvisual;
+    int				    rlength;
+    int				    s;
+    int				    n;
+    int				    numScreens;
+    int				    numSubpixel;
+
+    extern int                      nxagentAlphaEnabled;
+/*    REQUEST(xRenderQueryPictFormatsReq); */
+
+    REQUEST_SIZE_MATCH(xRenderQueryPictFormatsReq);
+
+#ifdef PANORAMIX
+    if (noPanoramiXExtension)
+	numScreens = screenInfo.numScreens;
+    else 
+        numScreens = ((xConnSetup *)ConnectionInfo)->numRoots;
+#else
+    numScreens = screenInfo.numScreens;
+#endif
+    ndepth = nformat = nvisual = 0;
+    for (s = 0; s < numScreens; s++)
+    {
+	pScreen = screenInfo.screens[s];
+	for (d = 0; d < pScreen->numDepths; d++)
+	{
+	    pDepth = pScreen->allowedDepths + d;
+	    ++ndepth;
+
+	    for (v = 0; v < pDepth->numVids; v++)
+	    {
+		pVisual = findVisual (pScreen, pDepth->vids[v]);
+		if (pVisual && PictureMatchVisual (pScreen, pDepth->depth, pVisual))
+		    ++nvisual;
+	    }
+	}
+	ps = GetPictureScreenIfSet(pScreen);
+	if (ps)
+	    nformat += ps->nformats;
+    }
+    if (pRenderClient->major_version == 0 && pRenderClient->minor_version < 6)
+	numSubpixel = 0;
+    else
+	numSubpixel = numScreens;
+    
+    rlength = (sizeof (xRenderQueryPictFormatsReply) +
+	       nformat * sizeof (xPictFormInfo) +
+	       numScreens * sizeof (xPictScreen) +
+	       ndepth * sizeof (xPictDepth) +
+	       nvisual * sizeof (xPictVisual) +
+	       numSubpixel * sizeof (CARD32));
+    reply = (xRenderQueryPictFormatsReply *) xalloc (rlength);
+    if (!reply)
+	return BadAlloc;
+    reply->type = X_Reply;
+    reply->sequenceNumber = client->sequence;
+    reply->length = (rlength - sizeof(xGenericReply)) >> 2;
+    reply->numFormats = nformat;
+    reply->numScreens = numScreens;
+    reply->numDepths = ndepth;
+    reply->numVisuals = nvisual;
+    reply->numSubpixel = numSubpixel;
+    
+    pictForm = (xPictFormInfo *) (reply + 1);
+    
+    for (s = 0; s < numScreens; s++)
+    {
+	pScreen = screenInfo.screens[s];
+	ps = GetPictureScreenIfSet(pScreen);
+	if (ps)
+	{
+	    for (nformat = 0, pFormat = ps->formats; 
+		 nformat < ps->nformats;
+		 nformat++, pFormat++)
+	    {
+		pictForm->id = pFormat->id;
+		pictForm->type = pFormat->type;
+		pictForm->depth = pFormat->depth;
+		pictForm->direct.red = pFormat->direct.red;
+		pictForm->direct.redMask = pFormat->direct.redMask;
+		pictForm->direct.green = pFormat->direct.green;
+		pictForm->direct.greenMask = pFormat->direct.greenMask;
+		pictForm->direct.blue = pFormat->direct.blue;
+		pictForm->direct.blueMask = pFormat->direct.blueMask;
+		pictForm->direct.alpha = nxagentAlphaEnabled ? pFormat->direct.alpha : 0;
+		pictForm->direct.alphaMask = pFormat->direct.alphaMask;
+		if (pFormat->type == PictTypeIndexed && pFormat->index.pColormap)
+		    pictForm->colormap = pFormat->index.pColormap->mid;
+		else
+		    pictForm->colormap = None;
+		if (client->swapped)
+		{
+		    swapl (&pictForm->id, n);
+		    swaps (&pictForm->direct.red, n);
+		    swaps (&pictForm->direct.redMask, n);
+		    swaps (&pictForm->direct.green, n);
+		    swaps (&pictForm->direct.greenMask, n);
+		    swaps (&pictForm->direct.blue, n);
+		    swaps (&pictForm->direct.blueMask, n);
+		    swaps (&pictForm->direct.alpha, n);
+		    swaps (&pictForm->direct.alphaMask, n);
+		    swapl (&pictForm->colormap, n);
+		}
+		pictForm++;
+	    }
+	}
+    }
+    
+    pictScreen = (xPictScreen *) pictForm;
+    for (s = 0; s < numScreens; s++)
+    {
+	pScreen = screenInfo.screens[s];
+	pictDepth = (xPictDepth *) (pictScreen + 1);
+	ndepth = 0;
+	for (d = 0; d < pScreen->numDepths; d++)
+	{
+	    pictVisual = (xPictVisual *) (pictDepth + 1);
+	    pDepth = pScreen->allowedDepths + d;
+
+	    nvisual = 0;
+	    for (v = 0; v < pDepth->numVids; v++)
+	    {
+		pVisual = findVisual (pScreen, pDepth->vids[v]);
+		if (pVisual && (pFormat = PictureMatchVisual (pScreen, 
+							      pDepth->depth, 
+							      pVisual)))
+		{
+		    pictVisual->visual = pVisual->vid;
+		    pictVisual->format = pFormat->id;
+		    if (client->swapped)
+		    {
+			swapl (&pictVisual->visual, n);
+			swapl (&pictVisual->format, n);
+		    }
+		    pictVisual++;
+		    nvisual++;
+		}
+	    }
+	    pictDepth->depth = pDepth->depth;
+	    pictDepth->nPictVisuals = nvisual;
+	    if (client->swapped)
+	    {
+		swaps (&pictDepth->nPictVisuals, n);
+	    }
+	    ndepth++;
+	    pictDepth = (xPictDepth *) pictVisual;
+	}
+	pictScreen->nDepth = ndepth;
+	ps = GetPictureScreenIfSet(pScreen);
+	if (ps)
+	    pictScreen->fallback = ps->fallback->id;
+	else
+	    pictScreen->fallback = 0;
+	if (client->swapped)
+	{
+	    swapl (&pictScreen->nDepth, n);
+	    swapl (&pictScreen->fallback, n);
+	}
+	pictScreen = (xPictScreen *) pictDepth;
+    }
+    pictSubpixel = (CARD32 *) pictScreen;
+    
+    for (s = 0; s < numSubpixel; s++)
+    {
+	pScreen = screenInfo.screens[s];
+	ps = GetPictureScreenIfSet(pScreen);
+	if (ps)
+	    *pictSubpixel = ps->subpixel;
+	else
+	    *pictSubpixel = SubPixelUnknown;
+	if (client->swapped)
+	{
+	    swapl (pictSubpixel, n);
+	}
+	++pictSubpixel;
+    }
+    
+    if (client->swapped)
+    {
+	swaps (&reply->sequenceNumber, n);
+	swapl (&reply->length, n);
+	swapl (&reply->numFormats, n);
+	swapl (&reply->numScreens, n);
+	swapl (&reply->numDepths, n);
+	swapl (&reply->numVisuals, n);
+	swapl (&reply->numSubpixel, n);
+    }
+    WriteToClient(client, rlength, (char *) reply);
+    xfree (reply);
+    return client->noClientException;
+}
+
+static int
+ProcRenderQueryPictIndexValues (ClientPtr client)
+{
+    PictFormatPtr   pFormat;
+    int		    num;
+    int		    rlength;
+    int		    i, n;
+    REQUEST(xRenderQueryPictIndexValuesReq);
+    xRenderQueryPictIndexValuesReply *reply;
+    xIndexValue	    *values;
+
+    REQUEST_AT_LEAST_SIZE(xRenderQueryPictIndexValuesReq);
+
+    pFormat = (PictFormatPtr) SecurityLookupIDByType (client, 
+						      stuff->format,
+						      PictFormatType,
+						      SecurityReadAccess);
+
+    if (!pFormat)
+    {
+	client->errorValue = stuff->format;
+	return RenderErrBase + BadPictFormat;
+    }
+    if (pFormat->type != PictTypeIndexed)
+    {
+	client->errorValue = stuff->format;
+	return BadMatch;
+    }
+    num = pFormat->index.nvalues;
+    rlength = (sizeof (xRenderQueryPictIndexValuesReply) + 
+	       num * sizeof(xIndexValue));
+    reply = (xRenderQueryPictIndexValuesReply *) xalloc (rlength);
+    if (!reply)
+	return BadAlloc;
+
+    reply->type = X_Reply;
+    reply->sequenceNumber = client->sequence;
+    reply->length = (rlength - sizeof(xGenericReply)) >> 2;
+    reply->numIndexValues = num;
+
+    values = (xIndexValue *) (reply + 1);
+    
+    memcpy (reply + 1, pFormat->index.pValues, num * sizeof (xIndexValue));
+    
+    if (client->swapped)
+    {
+	for (i = 0; i < num; i++)
+	{
+	    swapl (&values[i].pixel, n);
+	    swaps (&values[i].red, n);
+	    swaps (&values[i].green, n);
+	    swaps (&values[i].blue, n);
+	    swaps (&values[i].alpha, n);
+	}
+	swaps (&reply->sequenceNumber, n);
+	swapl (&reply->length, n);
+	swapl (&reply->numIndexValues, n);
+    }
+
+    WriteToClient(client, rlength, (char *) reply);
+    xfree(reply);
+    return (client->noClientException);
+}
+
+static int
+ProcRenderQueryDithers (ClientPtr client)
+{
+    return BadImplementation;
+}
+
+static int
+ProcRenderCreatePicture (ClientPtr client)
+{
+    PicturePtr	    pPicture;
+    DrawablePtr	    pDrawable;
+    PictFormatPtr   pFormat;
+    int		    len;
+    int		    error;
+    REQUEST(xRenderCreatePictureReq);
+
+    REQUEST_AT_LEAST_SIZE(xRenderCreatePictureReq);
+
+    LEGAL_NEW_RESOURCE(stuff->pid, client);
+    SECURITY_VERIFY_DRAWABLE(pDrawable, stuff->drawable, client,
+			     SecurityWriteAccess);
+    pFormat = (PictFormatPtr) SecurityLookupIDByType (client, 
+						      stuff->format,
+						      PictFormatType,
+						      SecurityReadAccess);
+    if (!pFormat)
+    {
+	client->errorValue = stuff->format;
+	return RenderErrBase + BadPictFormat;
+    }
+    if (pFormat->depth != pDrawable->depth)
+	return BadMatch;
+    len = client->req_len - (sizeof(xRenderCreatePictureReq) >> 2);
+    if (Ones(stuff->mask) != len)
+	return BadLength;
+    
+    pPicture = CreatePicture (stuff->pid,
+			      pDrawable,
+			      pFormat,
+			      stuff->mask,
+			      (XID *) (stuff + 1),
+			      client,
+			      &error);
+    if (!pPicture)
+	return error;
+    nxagentCreatePicture(pPicture, stuff -> mask);
+
+    if (!AddResource (stuff->pid, PictureType, (pointer)pPicture))
+	return BadAlloc;
+    return Success;
+}
+
+static int
+ProcRenderChangePicture (ClientPtr client)
+{
+    PicturePtr	    pPicture;
+    REQUEST(xRenderChangePictureReq);
+    int len;
+    int error;
+
+    REQUEST_AT_LEAST_SIZE(xRenderChangePictureReq);
+    VERIFY_PICTURE (pPicture, stuff->picture, client, SecurityWriteAccess,
+		    RenderErrBase + BadPicture);
+    len = client->req_len - (sizeof(xRenderChangePictureReq) >> 2);
+    if (Ones(stuff->mask) != len)
+	return BadLength;
+    
+    error = ChangePicture (pPicture, stuff->mask, (XID *) (stuff + 1),
+			  (DevUnion *) 0, client);
+    
+    nxagentChangePicture(pPicture, stuff->mask);
+
+    return error;
+}
+
+static int
+ProcRenderSetPictureClipRectangles (ClientPtr client)
+{
+    REQUEST(xRenderSetPictureClipRectanglesReq);
+    PicturePtr	    pPicture;
+    int		    nr;
+    int		    result;
+
+    REQUEST_AT_LEAST_SIZE(xRenderSetPictureClipRectanglesReq);
+    VERIFY_PICTURE (pPicture, stuff->picture, client, SecurityWriteAccess,
+		    RenderErrBase + BadPicture);
+    /*
+     * The original code used sizeof(xRenderChangePictureReq).
+     * This was harmless, as both structures have the same size.
+     *
+     * nr = (client->req_len << 2) - sizeof(xRenderChangePictureReq);
+     */
+    nr = (client->req_len << 2) - sizeof(xRenderSetPictureClipRectanglesReq);
+    if (nr & 4)
+	return BadLength;
+    nr >>= 3;
+    result = SetPictureClipRects (pPicture, 
+				  stuff->xOrigin, stuff->yOrigin,
+				  nr, (xRectangle *) &stuff[1]);
+    nxagentChangePictureClip (pPicture,
+                              CT_NONE,
+                              nr,
+                              (xRectangle *) &stuff[1],
+                              (int)stuff -> xOrigin,
+                              (int)stuff -> yOrigin);
+
+    if (client->noClientException != Success)
+        return(client->noClientException);
+    else
+        return(result);
+}
+
+static int
+ProcRenderFreePicture (ClientPtr client)
+{
+    PicturePtr	pPicture;
+    REQUEST(xRenderFreePictureReq);
+
+    REQUEST_SIZE_MATCH(xRenderFreePictureReq);
+
+    VERIFY_PICTURE (pPicture, stuff->picture, client, SecurityDestroyAccess,
+		    RenderErrBase + BadPicture);
+
+    nxagentDestroyPicture(pPicture);
+
+    FreeResource (stuff->picture, RT_NONE);
+    return(client->noClientException);
+}
+
+static Bool
+PictOpValid (CARD8 op)
+{
+    if (/*PictOpMinimum <= op && */ op <= PictOpMaximum)
+	return TRUE;
+    if (PictOpDisjointMinimum <= op && op <= PictOpDisjointMaximum)
+	return TRUE;
+    if (PictOpConjointMinimum <= op && op <= PictOpConjointMaximum)
+	return TRUE;
+    return FALSE;
+}
+
+/*
+ * Check if both pictures have drawables which are
+ * virtual pixmaps. See the corresponding define
+ * in NXpicture.c
+ */
+
+#define NXAGENT_PICTURE_ALWAYS_POINTS_TO_VIRTUAL
+
+#ifdef NXAGENT_PICTURE_ALWAYS_POINTS_TO_VIRTUAL
+
+#define nxagentCompositePredicate(pSrc, pDst)  TRUE
+
+#else
+
+/*
+ * This is still under development. The final
+ * goal is to let pictures point to the real
+ * pixmaps instead of pointing to virtuals.
+ */
+
+int nxagentCompositePredicate(PicturePtr pSrc, PicturePtr pDst)
+{
+  PixmapPtr pPixmap1;
+  PixmapPtr pPixmap2;
+
+  pPixmap1 = (pSrc -> pDrawable -> type == DRAWABLE_PIXMAP ?
+                 ((PixmapPtr) pSrc -> pDrawable) : NULL);
+
+  pPixmap2 = (pDst -> pDrawable -> type == DRAWABLE_PIXMAP ?
+                 ((PixmapPtr) pDst -> pDrawable) : NULL);
+
+  if (pPixmap1 == NULL || pPixmap2 == NULL)
+  {
+    #ifdef TEST
+    fprintf(stderr, "nxagentCompositePredicate: Case 0.\n");
+    #endif
+
+    return FALSE;
+  }
+  else
+  {
+    #ifdef TEST
+    fprintf(stderr, "nxagentCompositePredicate: Case 1.\n");
+    #endif
+
+    if (nxagentPixmapIsVirtual(pPixmap1) == 1 &&
+            nxagentPixmapIsVirtual(pPixmap2) == 1)
+    {
+      #ifdef TEST
+      fprintf(stderr, "nxagentCompositePredicate: Case 2.\n");
+      #endif
+
+      return TRUE;
+    }
+  }
+
+  #ifdef TEST
+  fprintf(stderr, "nxagentCompositePredicate: Case 3.\n");
+  #endif
+
+  return FALSE;
+}
+
+#endif
+
+static int
+ProcRenderComposite (ClientPtr client)
+{
+    PicturePtr	pSrc, pMask, pDst;
+    REQUEST(xRenderCompositeReq);
+
+    REQUEST_SIZE_MATCH(xRenderCompositeReq);
+    if (!PictOpValid (stuff->op))
+    {
+	client->errorValue = stuff->op;
+	return BadValue;
+    }
+    VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess, 
+		    RenderErrBase + BadPicture);
+    VERIFY_ALPHA (pMask, stuff->mask, client, SecurityReadAccess, 
+		  RenderErrBase + BadPicture);
+    VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess, 
+		    RenderErrBase + BadPicture);
+    if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen ||
+	(pMask && pSrc->pDrawable->pScreen != pMask->pDrawable->pScreen))
+	return BadMatch;
+
+    ValidatePicture (pSrc);
+    if (pMask)
+        ValidatePicture (pMask);
+    ValidatePicture (pDst);
+
+    #ifdef NXAGENT_PICTURE_ALWAYS_POINTS_TO_VIRTUAL
+
+    if (nxagentCompositePredicate(pSrc, pDst))
+    {
+      #ifdef TEST
+      fprintf(stderr, "ProcRenderComposite: Going to composite with "
+                  "source at [%p] mask at [%p] and destination at [%p].\n",
+                      (void *) pSrc, (void *) pMask, (void *) pDst);
+      #endif
+
+    CompositePicture (stuff->op,
+		      pSrc,
+		      pMask,
+		      pDst,
+		      stuff->xSrc,
+		      stuff->ySrc,
+		      stuff->xMask,
+		      stuff->yMask,
+		      stuff->xDst,
+		      stuff->yDst,
+		      stuff->width,
+		      stuff->height);
+    }
+
+    #else
+
+    if (pSrc -> pDrawable -> type == DRAWABLE_PIXMAP &&
+            pDst -> pDrawable -> type == DRAWABLE_PIXMAP &&
+                (!pMask || pMask -> pDrawable -> type == DRAWABLE_PIXMAP))
+    {
+      PixmapPtr pVirtualPixmapSrc;
+      PixmapPtr pVirtualPixmapDst;
+      PixmapPtr pVirtualPixmapMask;
+
+      PicturePtr pVirtualPictureSrc;
+      PicturePtr pVirtualPictureDst;
+      PicturePtr pVirtualPictureMask;
+
+      pVirtualPixmapSrc  = (PixmapPtr) pSrc  -> pDrawable;
+      pVirtualPictureSrc = nxagentPixmapPriv(pVirtualPixmapSrc) -> pPicture;
+
+      pVirtualPixmapDst  = (PixmapPtr) pDst  -> pDrawable;
+      pVirtualPictureDst = nxagentPixmapPriv(pVirtualPixmapDst) -> pPicture;
+
+      if (pMask)
+      {
+        pVirtualPixmapMask  = (PixmapPtr) pMask  -> pDrawable;
+        pVirtualPictureMask = nxagentPixmapPriv(pVirtualPixmapMask) -> pPicture;
+      }
+      else
+      {
+        pVirtualPixmapMask  = NULL;
+        pVirtualPictureMask = NULL;
+      }
+
+      if (pVirtualPictureSrc && pVirtualPictureDst)
+      {
+      #ifdef TEST
+      fprintf(stderr, "ProcRenderComposite: Going to composite with "
+                  "source at [%p] mask at [%p] and destination at [%p].\n",
+                      (void *) pVirtualPixmapSrc, (void *) pVirtualPixmapMask,
+                          (void *) pVirtualPixmapDst);
+      #endif
+
+      CompositePicture (stuff->op,
+                        pVirtualPictureSrc,
+                        pVirtualPictureMask,
+                        pVirtualPictureDst,
+                        stuff->xSrc,
+                        stuff->ySrc,
+                        stuff->xMask,
+                        stuff->yMask,
+                        stuff->xDst,
+                        stuff->yDst,
+                        stuff->width,
+                        stuff->height);
+      }
+    }
+
+    #endif
+
+    nxagentComposite (stuff -> op,
+                      pSrc,
+                      pMask,
+                      pDst,
+                      stuff -> xSrc,
+                      stuff -> ySrc,
+                      stuff -> xMask,
+                      stuff -> yMask,
+                      stuff -> xDst,
+                      stuff -> yDst,
+                      stuff -> width,
+                      stuff -> height);
+
+    return Success;
+}
+
+static int
+ProcRenderScale (ClientPtr client)
+{
+    return BadImplementation;
+}
+
+static int
+ProcRenderTrapezoids (ClientPtr client)
+{
+    int		ntraps;
+    PicturePtr	pSrc, pDst;
+    PictFormatPtr   pFormat;
+    REQUEST(xRenderTrapezoidsReq);
+
+    REQUEST_AT_LEAST_SIZE(xRenderTrapezoidsReq);
+    if (!PictOpValid (stuff->op))
+    {
+	client->errorValue = stuff->op;
+	return BadValue;
+    }
+    VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess, 
+		    RenderErrBase + BadPicture);
+    VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess, 
+		    RenderErrBase + BadPicture);
+    if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
+	return BadMatch;
+    if (stuff->maskFormat)
+    {
+	pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
+							  stuff->maskFormat,
+							  PictFormatType,
+							  SecurityReadAccess);
+	if (!pFormat)
+	{
+	    client->errorValue = stuff->maskFormat;
+	    return RenderErrBase + BadPictFormat;
+	}
+    }
+    else
+	pFormat = 0;
+    ntraps = (client->req_len << 2) - sizeof (xRenderTrapezoidsReq);
+    if (ntraps % sizeof (xTrapezoid))
+	return BadLength;
+    ntraps /= sizeof (xTrapezoid);
+    if (ntraps)
+    {
+        if (nxagentCompositePredicate(pSrc, pDst))
+        {
+	CompositeTrapezoids (stuff->op, pSrc, pDst, pFormat,
+			     stuff->xSrc, stuff->ySrc,
+			     ntraps, (xTrapezoid *) &stuff[1]);
+        }
+
+        nxagentTrapezoids (stuff->op, pSrc, pDst, pFormat,
+                             stuff->xSrc, stuff->ySrc,
+                             ntraps, (xTrapezoid *) &stuff[1]);
+    }
+
+    return client->noClientException;
+}
+
+static int
+ProcRenderTriangles (ClientPtr client)
+{
+    int		ntris;
+    PicturePtr	pSrc, pDst;
+    PictFormatPtr   pFormat;
+    REQUEST(xRenderTrianglesReq);
+
+    REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq);
+    if (!PictOpValid (stuff->op))
+    {
+	client->errorValue = stuff->op;
+	return BadValue;
+    }
+    VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess, 
+		    RenderErrBase + BadPicture);
+    VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess, 
+		    RenderErrBase + BadPicture);
+    if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
+	return BadMatch;
+    if (stuff->maskFormat)
+    {
+	pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
+							  stuff->maskFormat,
+							  PictFormatType,
+							  SecurityReadAccess);
+	if (!pFormat)
+	{
+	    client->errorValue = stuff->maskFormat;
+	    return RenderErrBase + BadPictFormat;
+	}
+    }
+    else
+	pFormat = 0;
+    ntris = (client->req_len << 2) - sizeof (xRenderTrianglesReq);
+    if (ntris % sizeof (xTriangle))
+	return BadLength;
+    ntris /= sizeof (xTriangle);
+    if (ntris)
+	CompositeTriangles (stuff->op, pSrc, pDst, pFormat,
+			    stuff->xSrc, stuff->ySrc,
+			    ntris, (xTriangle *) &stuff[1]);
+    return client->noClientException;
+}
+
+static int
+ProcRenderTriStrip (ClientPtr client)
+{
+    int		npoints;
+    PicturePtr	pSrc, pDst;
+    PictFormatPtr   pFormat;
+    REQUEST(xRenderTrianglesReq);
+
+    REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq);
+    if (!PictOpValid (stuff->op))
+    {
+	client->errorValue = stuff->op;
+	return BadValue;
+    }
+    VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess, 
+		    RenderErrBase + BadPicture);
+    VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess, 
+		    RenderErrBase + BadPicture);
+    if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
+	return BadMatch;
+    if (stuff->maskFormat)
+    {
+	pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
+							  stuff->maskFormat,
+							  PictFormatType,
+							  SecurityReadAccess);
+	if (!pFormat)
+	{
+	    client->errorValue = stuff->maskFormat;
+	    return RenderErrBase + BadPictFormat;
+	}
+    }
+    else
+	pFormat = 0;
+    npoints = ((client->req_len << 2) - sizeof (xRenderTriStripReq));
+    if (npoints & 4)
+	return(BadLength);
+    npoints >>= 3;
+    if (npoints >= 3)
+	CompositeTriStrip (stuff->op, pSrc, pDst, pFormat,
+			   stuff->xSrc, stuff->ySrc,
+			   npoints, (xPointFixed *) &stuff[1]);
+    return client->noClientException;
+}
+
+static int
+ProcRenderTriFan (ClientPtr client)
+{
+    int		npoints;
+    PicturePtr	pSrc, pDst;
+    PictFormatPtr   pFormat;
+    REQUEST(xRenderTrianglesReq);
+
+    REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq);
+    if (!PictOpValid (stuff->op))
+    {
+	client->errorValue = stuff->op;
+	return BadValue;
+    }
+    VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess, 
+		    RenderErrBase + BadPicture);
+    VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess, 
+		    RenderErrBase + BadPicture);
+    if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
+	return BadMatch;
+    if (stuff->maskFormat)
+    {
+	pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
+							  stuff->maskFormat,
+							  PictFormatType,
+							  SecurityReadAccess);
+	if (!pFormat)
+	{
+	    client->errorValue = stuff->maskFormat;
+	    return RenderErrBase + BadPictFormat;
+	}
+    }
+    else
+	pFormat = 0;
+    npoints = ((client->req_len << 2) - sizeof (xRenderTriStripReq));
+    if (npoints & 4)
+	return(BadLength);
+    npoints >>= 3;
+    if (npoints >= 3)
+	CompositeTriFan (stuff->op, pSrc, pDst, pFormat,
+			 stuff->xSrc, stuff->ySrc,
+			 npoints, (xPointFixed *) &stuff[1]);
+    return client->noClientException;
+}
+
+static int
+ProcRenderColorTrapezoids (ClientPtr client)
+{
+    return BadImplementation;
+}
+
+static int
+ProcRenderColorTriangles (ClientPtr client)
+{
+    return BadImplementation;
+}
+
+static int
+ProcRenderTransform (ClientPtr client)
+{
+    return BadImplementation;
+}
+
+static int
+ProcRenderCreateGlyphSet (ClientPtr client)
+{
+    GlyphSetPtr	    glyphSet;
+    PictFormatPtr   format;
+    int		    f;
+    REQUEST(xRenderCreateGlyphSetReq);
+
+    REQUEST_SIZE_MATCH(xRenderCreateGlyphSetReq);
+
+    LEGAL_NEW_RESOURCE(stuff->gsid, client);
+    format = (PictFormatPtr) SecurityLookupIDByType (client,
+						     stuff->format,
+						     PictFormatType,
+						     SecurityReadAccess);
+    if (!format)
+    {
+	client->errorValue = stuff->format;
+	return RenderErrBase + BadPictFormat;
+    }
+    switch (format->depth) {
+    case 1:
+	f = GlyphFormat1;
+	break;
+    case 4:
+	f = GlyphFormat4;
+	break;
+    case 8:
+	f = GlyphFormat8;
+	break;
+    case 16:
+	f = GlyphFormat16;
+	break;
+    case 32:
+	f = GlyphFormat32;
+	break;
+    default:
+	return BadMatch;
+    }
+    if (format->type != PictTypeDirect)
+	return BadMatch;
+    glyphSet = AllocateGlyphSet (f, format);
+    if (!glyphSet)
+	return BadAlloc;
+    if (!AddResource (stuff->gsid, GlyphSetType, (pointer)glyphSet))
+	return BadAlloc;
+
+    nxagentCreateGlyphSet(glyphSet);
+
+    return Success;
+}
+
+static int
+ProcRenderReferenceGlyphSet (ClientPtr client)
+{
+    GlyphSetPtr     glyphSet;
+    REQUEST(xRenderReferenceGlyphSetReq);
+
+    REQUEST_SIZE_MATCH(xRenderReferenceGlyphSetReq);
+
+    LEGAL_NEW_RESOURCE(stuff->gsid, client);
+
+    glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
+						     stuff->existing,
+						     GlyphSetType,
+						     SecurityWriteAccess);
+    if (!glyphSet)
+    {
+	client->errorValue = stuff->existing;
+	return RenderErrBase + BadGlyphSet;
+    }
+    glyphSet->refcnt++;
+
+    nxagentReferenceGlyphSet(glyphSet);
+
+    if (!AddResource (stuff->gsid, GlyphSetType, (pointer)glyphSet))
+	return BadAlloc;
+    return client->noClientException;
+}
+
+#define NLOCALDELTA	64
+#define NLOCALGLYPH	256
+
+static int
+ProcRenderFreeGlyphSet (ClientPtr client)
+{
+    GlyphSetPtr     glyphSet;
+    REQUEST(xRenderFreeGlyphSetReq);
+
+    REQUEST_SIZE_MATCH(xRenderFreeGlyphSetReq);
+    glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
+						     stuff->glyphset,
+						     GlyphSetType,
+						     SecurityDestroyAccess);
+    if (!glyphSet)
+    {
+	client->errorValue = stuff->glyphset;
+	return RenderErrBase + BadGlyphSet;
+    }
+
+    nxagentFreeGlyphSet(glyphSet);
+
+    FreeResource (stuff->glyphset, RT_NONE);
+    return client->noClientException;
+}
+
+typedef struct _GlyphNew {
+    Glyph	id;
+    GlyphPtr    glyph;
+} GlyphNewRec, *GlyphNewPtr;
+
+static int
+ProcRenderAddGlyphs (ClientPtr client)
+{
+    GlyphSetPtr     glyphSet;
+    REQUEST(xRenderAddGlyphsReq);
+    GlyphNewRec	    glyphsLocal[NLOCALGLYPH];
+    GlyphNewPtr	    glyphsBase, glyphs;
+    GlyphPtr	    glyph = NULL;
+    int		    remain, nglyphs;
+    CARD32	    *gids;
+    xGlyphInfo	    *gi;
+    CARD8	    *bits;
+    int		    size;
+    int		    err = BadAlloc;
+
+    int             totSizeImages;
+
+    REQUEST_AT_LEAST_SIZE(xRenderAddGlyphsReq);
+    glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
+						     stuff->glyphset,
+						     GlyphSetType,
+						     SecurityWriteAccess);
+    if (!glyphSet)
+    {
+	client->errorValue = stuff->glyphset;
+	return RenderErrBase + BadGlyphSet;
+    }
+
+    nglyphs = stuff->nglyphs;
+    if (nglyphs <= NLOCALGLYPH)
+	glyphsBase = glyphsLocal;
+    else
+    {
+	glyphsBase = (GlyphNewPtr) ALLOCATE_LOCAL (nglyphs * sizeof (GlyphNewRec));
+	if (!glyphsBase)
+	    return BadAlloc;
+    }
+
+    remain = (client->req_len << 2) - sizeof (xRenderAddGlyphsReq);
+
+    glyphs = glyphsBase;
+
+    totSizeImages = 0;
+    gids = (CARD32 *) (stuff + 1);
+    gi = (xGlyphInfo *) (gids + nglyphs);
+    bits = (CARD8 *) (gi + nglyphs);
+    remain -= (sizeof (CARD32) + sizeof (xGlyphInfo)) * nglyphs;
+
+    while (remain >= 0 && nglyphs)
+    {
+	glyph = AllocateGlyph (gi, glyphSet->fdepth);
+	if (!glyph)
+	{
+	    err = BadAlloc;
+	    goto bail;
+	}
+	
+	glyphs->glyph = glyph;
+	glyphs->id = *gids;	
+	
+	size = glyph->size - sizeof (xGlyphInfo);
+	if (remain < size)
+	    break;
+	memcpy ((CARD8 *) (glyph + 1), bits, size);
+	
+	if (size & 3)
+	    size += 4 - (size & 3);
+	bits += size;
+	totSizeImages += size;
+	remain -= size;
+	gi++;
+	gids++;
+	glyphs++;
+	nglyphs--;
+    }
+
+    if (nglyphs || remain)
+    {
+	err = BadLength;
+	goto bail;
+    }
+    nglyphs = stuff->nglyphs;
+    if (!ResizeGlyphSet (glyphSet, nglyphs))
+    {
+	err = BadAlloc;
+	goto bail;
+    }
+    glyphs = glyphsBase;
+    while (nglyphs--)
+	AddGlyph (glyphSet, glyphs->glyph, glyphs->id);
+
+    if (glyphsBase != glyphsLocal)
+	DEALLOCATE_LOCAL (glyphsBase);
+    return client->noClientException;
+bail:
+    while (glyphs != glyphsBase)
+    {
+	--glyphs;
+	xfree (glyphs->glyph);
+    }
+    if (glyphsBase != glyphsLocal)
+	DEALLOCATE_LOCAL (glyphsBase);
+    return err;
+}
+
+static int
+ProcRenderAddGlyphsFromPicture (ClientPtr client)
+{
+    return BadImplementation;
+}
+
+static int
+ProcRenderFreeGlyphs (ClientPtr client)
+{
+    REQUEST(xRenderFreeGlyphsReq);
+    GlyphSetPtr     glyphSet;
+    int		    nglyph;
+    CARD32	    *gids;
+    CARD32	    glyph;
+
+    REQUEST_AT_LEAST_SIZE(xRenderFreeGlyphsReq);
+    glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
+						     stuff->glyphset,
+						     GlyphSetType,
+						     SecurityWriteAccess);
+    if (!glyphSet)
+    {
+	client->errorValue = stuff->glyphset;
+	return RenderErrBase + BadGlyphSet;
+    }
+    nglyph = ((client->req_len << 2) - sizeof (xRenderFreeGlyphsReq)) >> 2;
+    gids = (CARD32 *) (stuff + 1);
+
+    nxagentFreeGlyphs(glyphSet, gids, nglyph);
+
+    while (nglyph-- > 0)
+    {
+	glyph = *gids++;
+	if (!DeleteGlyph (glyphSet, glyph))
+	{
+	    client->errorValue = glyph;
+	    return RenderErrBase + BadGlyph;
+	}
+    }
+    return client->noClientException;
+}
+
+typedef struct XGlyphElt8{
+    GlyphSet                glyphset;
+    _Xconst char            *chars;
+    int                     nchars;
+    int                     xOff;
+    int                     yOff;
+} XGlyphElt8;
+
+static int
+ProcRenderCompositeGlyphs (ClientPtr client)
+{
+    GlyphSetPtr     glyphSet;
+    GlyphSet	    gs;
+    PicturePtr      pSrc, pDst;
+    PictFormatPtr   pFormat;
+    GlyphListRec    listsLocal[NLOCALDELTA];
+    GlyphListPtr    lists, listsBase;
+    GlyphPtr	    glyphsLocal[NLOCALGLYPH];
+    Glyph	    glyph;
+    GlyphPtr	    *glyphs, *glyphsBase;
+    xGlyphElt	    *elt;
+    CARD8	    *buffer, *end;
+    int		    nglyph;
+    int		    nlist;
+    int		    space;
+    int		    size;
+    int		    n;
+    
+    XGlyphElt8      *elements, *elementsBase;
+
+    REQUEST(xRenderCompositeGlyphsReq);
+
+    REQUEST_AT_LEAST_SIZE(xRenderCompositeGlyphsReq);
+
+    switch (stuff->renderReqType) {
+    default:			    size = 1; break;
+    case X_RenderCompositeGlyphs16: size = 2; break;
+    case X_RenderCompositeGlyphs32: size = 4; break;
+    }
+	    
+    if (!PictOpValid (stuff->op))
+    {
+	client->errorValue = stuff->op;
+	return BadValue;
+    }
+    VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess,
+		    RenderErrBase + BadPicture);
+    VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess,
+		    RenderErrBase + BadPicture);
+    if (pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
+	return BadMatch;
+    if (stuff->maskFormat)
+    {
+	pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
+							  stuff->maskFormat,
+							  PictFormatType,
+							  SecurityReadAccess);
+	if (!pFormat)
+	{
+	    client->errorValue = stuff->maskFormat;
+	    return RenderErrBase + BadPictFormat;
+	}
+    }
+    else
+	pFormat = 0;
+
+    glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
+						     stuff->glyphset,
+						     GlyphSetType,
+						     SecurityReadAccess);
+    if (!glyphSet)
+    {
+	client->errorValue = stuff->glyphset;
+	return RenderErrBase + BadGlyphSet;
+    }
+
+    buffer = (CARD8 *) (stuff + 1);
+    end = (CARD8 *) stuff + (client->req_len << 2);
+    nglyph = 0;
+    nlist = 0;
+    while (buffer + sizeof (xGlyphElt) < end)
+    {
+	elt = (xGlyphElt *) buffer;
+	buffer += sizeof (xGlyphElt);
+	
+	if (elt->len == 0xff)
+	{
+	    buffer += 4;
+	}
+	else
+	{
+	    nlist++;
+	    nglyph += elt->len;
+	    space = size * elt->len;
+	    if (space & 3)
+		space += 4 - (space & 3);
+	    buffer += space;
+	}
+    }
+    if (nglyph <= NLOCALGLYPH)
+	glyphsBase = glyphsLocal;
+    else
+    {
+	glyphsBase = (GlyphPtr *) ALLOCATE_LOCAL (nglyph * sizeof (GlyphPtr));
+	if (!glyphsBase)
+	    return BadAlloc;
+    }
+    if (nlist <= NLOCALDELTA)
+	listsBase = listsLocal;
+    else
+    {
+	listsBase = (GlyphListPtr) ALLOCATE_LOCAL (nlist * sizeof (GlyphListRec));
+	if (!listsBase)
+	    return BadAlloc;
+    }
+
+    elementsBase = xalloc(nlist * sizeof(XGlyphElt8));
+    if (!elementsBase)
+      return BadAlloc;
+
+    buffer = (CARD8 *) (stuff + 1);
+    glyphs = glyphsBase;
+    lists = listsBase;
+    elements = elementsBase;
+    while (buffer + sizeof (xGlyphElt) < end)
+    {
+	elt = (xGlyphElt *) buffer;
+	buffer += sizeof (xGlyphElt);
+	
+	if (elt->len == 0xff)
+	{
+            #ifdef DEBUG
+            fprintf(stderr, "ProcRenderCompositeGlyphs: Glyphset change with base size [%d].\n",
+                        size);
+            #endif
+
+	    if (buffer + sizeof (GlyphSet) < end)
+	    {
+		gs = *(GlyphSet *) buffer;
+		glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
+								 gs,
+								 GlyphSetType,
+								 SecurityReadAccess);
+		if (!glyphSet)
+		{
+		    client->errorValue = gs;
+		    if (glyphsBase != glyphsLocal)
+			DEALLOCATE_LOCAL (glyphsBase);
+		    if (listsBase != listsLocal)
+			DEALLOCATE_LOCAL (listsBase);
+		    return RenderErrBase + BadGlyphSet;
+		}
+	    }
+	    buffer += 4;
+	}
+	else
+	{
+	    lists->xOff = elt->deltax;
+	    lists->yOff = elt->deltay;
+	    lists->format = glyphSet->format;
+	    lists->len = 0;
+            elements -> glyphset = glyphSet -> remoteID;
+            elements -> chars = (char *) buffer;
+            elements -> nchars = elt->len;
+            elements -> xOff = elt->deltax;
+            elements -> yOff = elt->deltay;
+	    n = elt->len;
+	    while (n--)
+	    {
+		if (buffer + size <= end)
+		{
+		    switch (size) {
+		    case 1:
+			glyph = *((CARD8 *)buffer); break;
+		    case 2:
+			glyph = *((CARD16 *)buffer); break;
+		    case 4:
+		    default:
+			glyph = *((CARD32 *)buffer); break;
+		    }
+		    if ((*glyphs = FindGlyph (glyphSet, glyph)))
+		    {
+			lists->len++;
+			glyphs++;
+		    }
+		}
+		buffer += size;
+	    }
+	    space = size * elt->len;
+	    if (space & 3)
+		buffer += 4 - (space & 3);
+	    lists++;
+            elements++;
+	}
+    }
+    if (buffer > end)
+	return BadLength;
+
+    /*
+     * We need to know the glyphs extents to synchronize
+     * the drawables involved in the composite text ope-
+     * ration. Also we need to synchronize only the back-
+     * ground of the text we are going to render, so the
+     * operations on the framebuffer must be executed
+     * after the X requests.
+     */
+
+    if (pFormat != NULL)
+    {
+      nxagentGlyphsExtents = (BoxPtr) xalloc(sizeof(BoxRec));
+
+      miGlyphExtents(nlist, listsBase, glyphsBase, nxagentGlyphsExtents);
+    }
+
+    nxagentGlyphs(stuff -> op,
+                  pSrc,
+                  pDst,
+                  pFormat,
+                  stuff -> xSrc,
+                  stuff -> ySrc,
+                  nlist,
+                  elementsBase,
+                  size,
+                  glyphsBase);
+
+    if (nxagentCompositePredicate(pSrc, pDst) == 1)
+    {
+      #ifdef TEST
+      fprintf(stderr, "ProcRenderCompositeGlyphs: Going to composite glyphs with "
+                  "source at [%p] and destination at [%p].\n",
+                      (void *) pSrc, (void *) pDst);
+      #endif
+
+      CompositeGlyphs(stuff -> op,
+                      pSrc,
+                      pDst,
+                      pFormat,
+                      stuff -> xSrc,
+                      stuff -> ySrc,
+                      nlist,
+                      listsBase,
+                      glyphsBase);
+    }
+
+    if (nxagentGlyphsExtents != NullBox)
+    {
+      xfree(nxagentGlyphsExtents);
+
+      nxagentGlyphsExtents = NullBox;
+    }
+
+    if (glyphsBase != glyphsLocal)
+	DEALLOCATE_LOCAL (glyphsBase);
+    if (listsBase != listsLocal)
+	DEALLOCATE_LOCAL (listsBase);
+    
+    xfree(elementsBase);
+
+    return client->noClientException;
+}
+
+static int
+ProcRenderFillRectangles (ClientPtr client)
+{
+    PicturePtr	    pDst;
+    int             things;
+    REQUEST(xRenderFillRectanglesReq);
+    
+    REQUEST_AT_LEAST_SIZE (xRenderFillRectanglesReq);
+    if (!PictOpValid (stuff->op))
+    {
+	client->errorValue = stuff->op;
+	return BadValue;
+    }
+    VERIFY_PICTURE (pDst, stuff->dst, client, SecurityWriteAccess, 
+		    RenderErrBase + BadPicture);
+    
+    things = (client->req_len << 2) - sizeof(xRenderFillRectanglesReq);
+    if (things & 4)
+	return(BadLength);
+    things >>= 3;
+    
+    CompositeRects (stuff->op,
+		    pDst,
+		    &stuff->color,
+		    things,
+		    (xRectangle *) &stuff[1]);
+
+    ValidatePicture (pDst);
+    nxagentCompositeRects(stuff -> op,
+                          pDst,
+                          &stuff -> color,
+                          things,
+                          (xRectangle *) &stuff[1]);
+    
+    return client->noClientException;
+}
+
+static void
+SetBit (unsigned char *line, int x, int bit)
+{
+    unsigned char   mask;
+    
+    if (screenInfo.bitmapBitOrder == LSBFirst)
+	mask = (1 << (x & 7));
+    else
+	mask = (0x80 >> (x & 7));
+    /* XXX assumes byte order is host byte order */
+    line += (x >> 3);
+    if (bit)
+	*line |= mask;
+    else
+	*line &= ~mask;
+}
+
+#define DITHER_DIM 2
+
+static CARD32 orderedDither[DITHER_DIM][DITHER_DIM] = {
+    {  1,  3,  },
+    {  4,  2,  },
+};
+
+#define DITHER_SIZE  ((sizeof orderedDither / sizeof orderedDither[0][0]) + 1)
+
+static int
+ProcRenderCreateCursor (ClientPtr client)
+{
+    REQUEST(xRenderCreateCursorReq);
+    PicturePtr	    pSrc;
+    ScreenPtr	    pScreen;
+    unsigned short  width, height;
+    CARD32	    *argbbits, *argb;
+    unsigned char   *srcbits, *srcline;
+    unsigned char   *mskbits, *mskline;
+    int		    stride;
+    int		    x, y;
+    int		    nbytes_mono;
+    CursorMetricRec cm;
+    CursorPtr	    pCursor;
+    CARD32	    twocolor[3];
+    int		    ncolor;
+
+    RealizeCursorProcPtr saveRealizeCursor;
+
+    REQUEST_SIZE_MATCH (xRenderCreateCursorReq);
+    LEGAL_NEW_RESOURCE(stuff->cid, client);
+    
+    VERIFY_PICTURE (pSrc, stuff->src, client, SecurityReadAccess, 
+		    RenderErrBase + BadPicture);
+    pScreen = pSrc->pDrawable->pScreen;
+    width = pSrc->pDrawable->width;
+    height = pSrc->pDrawable->height;
+    if ( stuff->x > width 
+      || stuff->y > height )
+	return (BadMatch);
+    argbbits = xalloc (width * height * sizeof (CARD32));
+    if (!argbbits)
+	return (BadAlloc);
+    
+    stride = BitmapBytePad(width);
+    nbytes_mono = stride*height;
+    srcbits = (unsigned char *)xalloc(nbytes_mono);
+    if (!srcbits)
+    {
+	xfree (argbbits);
+	return (BadAlloc);
+    }
+    mskbits = (unsigned char *)xalloc(nbytes_mono);
+    if (!mskbits)
+    {
+	xfree(argbbits);
+	xfree(srcbits);
+	return (BadAlloc);
+    }
+    bzero ((char *) mskbits, nbytes_mono);
+    bzero ((char *) srcbits, nbytes_mono);
+
+    if (pSrc->format == PICT_a8r8g8b8)
+    {
+	(*pScreen->GetImage) (pSrc->pDrawable,
+			      0, 0, width, height, ZPixmap,
+			      0xffffffff, (pointer) argbbits);
+    }
+    else
+    {
+	PixmapPtr	pPixmap;
+	PicturePtr	pPicture;
+	PictFormatPtr	pFormat;
+	int		error;
+
+	pFormat = PictureMatchFormat (pScreen, 32, PICT_a8r8g8b8);
+	if (!pFormat)
+	{
+	    xfree (argbbits);
+	    xfree (srcbits);
+	    xfree (mskbits);
+	    return (BadImplementation);
+	}
+	pPixmap = (*pScreen->CreatePixmap) (pScreen, width, height, 32);
+	if (!pPixmap)
+	{
+	    xfree (argbbits);
+	    xfree (srcbits);
+	    xfree (mskbits);
+	    return (BadAlloc);
+	}
+	pPicture = CreatePicture (0, &pPixmap->drawable, pFormat, 0, 0, 
+				  client, &error);
+	if (!pPicture)
+	{
+	    xfree (argbbits);
+	    xfree (srcbits);
+	    xfree (mskbits);
+	    return error;
+	}
+	(*pScreen->DestroyPixmap) (pPixmap);
+	CompositePicture (PictOpSrc,
+			  pSrc, 0, pPicture,
+			  0, 0, 0, 0, 0, 0, width, height);
+	(*pScreen->GetImage) (pPicture->pDrawable,
+			      0, 0, width, height, ZPixmap,
+			      0xffffffff, (pointer) argbbits);
+	FreePicture (pPicture, 0);
+    }
+    /*
+     * Check whether the cursor can be directly supported by 
+     * the core cursor code
+     */
+    ncolor = 0;
+    argb = argbbits;
+    for (y = 0; ncolor <= 2 && y < height; y++)
+    {
+	for (x = 0; ncolor <= 2 && x < width; x++)
+	{
+	    CARD32  p = *argb++;
+	    CARD32  a = (p >> 24);
+
+	    if (a == 0)	    /* transparent */
+		continue;
+	    if (a == 0xff)  /* opaque */
+	    {
+		int n;
+		for (n = 0; n < ncolor; n++)
+		    if (p == twocolor[n])
+			break;
+		if (n == ncolor)
+		    twocolor[ncolor++] = p;
+	    }
+	    else
+		ncolor = 3;
+	}
+    }
+    
+    /*
+     * Convert argb image to two plane cursor
+     */
+    srcline = srcbits;
+    mskline = mskbits;
+    argb = argbbits;
+    for (y = 0; y < height; y++)
+    {
+	for (x = 0; x < width; x++)
+	{
+	    CARD32  p = *argb++;
+
+	    if (ncolor <= 2)
+	    {
+		CARD32	a = ((p >> 24));
+
+		SetBit (mskline, x, a != 0);
+		SetBit (srcline, x, a != 0 && p == twocolor[0]);
+	    }
+	    else
+	    {
+		CARD32	a = ((p >> 24) * DITHER_SIZE + 127) / 255;
+		CARD32	i = ((CvtR8G8B8toY15(p) >> 7) * DITHER_SIZE + 127) / 255;
+		CARD32	d = orderedDither[y&(DITHER_DIM-1)][x&(DITHER_DIM-1)];
+		/* Set mask from dithered alpha value */
+		SetBit(mskline, x, a > d);
+		/* Set src from dithered intensity value */
+		SetBit(srcline, x, a > d && i <= d);
+	    }
+	}
+	srcline += stride;
+	mskline += stride;
+    }
+    /*
+     * Dither to white and black if the cursor has more than two colors
+     */
+    if (ncolor > 2)
+    {
+	twocolor[0] = 0xff000000;
+	twocolor[1] = 0xffffffff;
+    }
+    else
+    {
+	xfree (argbbits);
+	argbbits = 0;
+    }
+    
+#define GetByte(p,s)	(((p) >> (s)) & 0xff)
+#define GetColor(p,s)	(GetByte(p,s) | (GetByte(p,s) << 8))
+    
+    cm.width = width;
+    cm.height = height;
+    cm.xhot = stuff->x;
+    cm.yhot = stuff->y;
+
+    /*
+     * This cursor uses RENDER, so we make sure
+     * that it is allocated in a way that allows
+     * the mi and dix layers to handle it but we
+     * later create it on the server by mirror-
+     * ing the RENDER operation we got from the
+     * client.
+     */
+
+    saveRealizeCursor = pScreen -> RealizeCursor;
+
+    pScreen -> RealizeCursor = nxagentCursorSaveRenderInfo;
+
+    pCursor = AllocCursorARGB (srcbits, mskbits, argbbits, &cm,
+			       GetColor(twocolor[0], 16),
+			       GetColor(twocolor[0], 8),
+			       GetColor(twocolor[0], 0),
+			       GetColor(twocolor[1], 16),
+			       GetColor(twocolor[1], 8),
+			       GetColor(twocolor[1], 0));
+
+    pScreen -> RealizeCursor = saveRealizeCursor;
+
+    /*
+     * Store into the private data members the
+     * information needed to recreate it at
+     * reconnection. This is done in two steps
+     * as in the first step we don't have the
+     * picture info.
+     */
+
+    if (pCursor == NULL)
+    {
+      return BadAlloc;
+    }
+
+    nxagentCursorPostSaveRenderInfo(pCursor, pScreen, pSrc, stuff -> x, stuff -> y);
+
+    nxagentRenderRealizeCursor(pScreen, pCursor);
+
+    if (AddResource(stuff->cid, RT_CURSOR, (pointer)pCursor))
+	return (client->noClientException);
+    return BadAlloc;
+}
+
+static int
+ProcRenderSetPictureTransform (ClientPtr client)
+{
+    REQUEST(xRenderSetPictureTransformReq);
+    PicturePtr	pPicture;
+    int		result;
+
+    REQUEST_SIZE_MATCH(xRenderSetPictureTransformReq);
+    VERIFY_PICTURE (pPicture, stuff->picture, client, SecurityWriteAccess,
+		    RenderErrBase + BadPicture);
+    result = SetPictureTransform (pPicture, (PictTransform *) &stuff->transform);
+
+    nxagentSetPictureTransform(pPicture, &stuff->transform);
+    
+    if (client->noClientException != Success)
+        return(client->noClientException);
+    else
+        return(result);
+}
+
+static int
+ProcRenderQueryFilters (ClientPtr client)
+{
+    REQUEST (xRenderQueryFiltersReq);
+    DrawablePtr			pDrawable;
+    xRenderQueryFiltersReply	*reply;
+    int				nbytesName;
+    int				nnames;
+    ScreenPtr			pScreen;
+    PictureScreenPtr		ps;
+    int				i, j;
+    int				len;
+    int				total_bytes;
+    INT16			*aliases;
+    char			*names;
+
+    REQUEST_SIZE_MATCH(xRenderQueryFiltersReq);
+    SECURITY_VERIFY_DRAWABLE(pDrawable, stuff->drawable, client, SecurityReadAccess);
+    
+    pScreen = pDrawable->pScreen;
+    nbytesName = 0;
+    nnames = 0;
+    ps = GetPictureScreenIfSet(pScreen);
+    if (ps)
+    {
+	for (i = 0; i < ps->nfilters; i++)
+	    nbytesName += 1 + strlen (ps->filters[i].name);
+	for (i = 0; i < ps->nfilterAliases; i++)
+	    nbytesName += 1 + strlen (ps->filterAliases[i].alias);
+	nnames = ps->nfilters + ps->nfilterAliases;
+    }
+    len = ((nnames + 1) >> 1) + ((nbytesName + 3) >> 2);
+    total_bytes = sizeof (xRenderQueryFiltersReply) + (len << 2);
+    reply = (xRenderQueryFiltersReply *) xalloc (total_bytes);
+    if (!reply)
+	return BadAlloc;
+    aliases = (INT16 *) (reply + 1);
+    names = (char *) (aliases + ((nnames + 1) & ~1));
+    
+    reply->type = X_Reply;
+    reply->sequenceNumber = client->sequence;
+    reply->length = len;
+    reply->numAliases = nnames;
+    reply->numFilters = nnames;
+    if (ps)
+    {
+
+	/* fill in alias values */
+	for (i = 0; i < ps->nfilters; i++)
+	    aliases[i] = FilterAliasNone;
+	for (i = 0; i < ps->nfilterAliases; i++)
+	{
+	    for (j = 0; j < ps->nfilters; j++)
+		if (ps->filterAliases[i].filter_id == ps->filters[j].id)
+		    break;
+	    if (j == ps->nfilters)
+	    {
+		for (j = 0; j < ps->nfilterAliases; j++)
+		    if (ps->filterAliases[i].filter_id == 
+			ps->filterAliases[j].alias_id)
+		    {
+			break;
+		    }
+		if (j == ps->nfilterAliases)
+		    j = FilterAliasNone;
+		else
+		    j = j + ps->nfilters;
+	    }
+	    aliases[i + ps->nfilters] = j;
+	}
+
+	/* fill in filter names */
+	for (i = 0; i < ps->nfilters; i++)
+	{
+	    j = strlen (ps->filters[i].name);
+	    *names++ = j;
+	    strncpy (names, ps->filters[i].name, j);
+	    names += j;
+	}
+	
+	/* fill in filter alias names */
+	for (i = 0; i < ps->nfilterAliases; i++)
+	{
+	    j = strlen (ps->filterAliases[i].alias);
+	    *names++ = j;
+	    strncpy (names, ps->filterAliases[i].alias, j);
+	    names += j;
+	}
+    }
+
+    if (client->swapped)
+    {
+	register int n;
+
+	for (i = 0; i < (int)reply->numAliases; i++)
+	{
+	    swaps (&aliases[i], n);
+	}
+    	swaps(&reply->sequenceNumber, n);
+    	swapl(&reply->length, n);
+	swapl(&reply->numAliases, n);
+	swapl(&reply->numFilters, n);
+    }
+    WriteToClient(client, total_bytes, (char *) reply);
+    xfree (reply);
+    
+    return(client->noClientException);
+}
+
+static int
+ProcRenderSetPictureFilter (ClientPtr client)
+{
+    REQUEST (xRenderSetPictureFilterReq);
+    PicturePtr	pPicture;
+    int		result;
+    xFixed	*params;
+    int		nparams;
+    char	*name;
+    
+    REQUEST_AT_LEAST_SIZE (xRenderSetPictureFilterReq);
+    VERIFY_PICTURE (pPicture, stuff->picture, client, SecurityWriteAccess,
+		    RenderErrBase + BadPicture);
+    name = (char *) (stuff + 1);
+    params = (xFixed *) (name + ((stuff->nbytes + 3) & ~3));
+    nparams = ((xFixed *) stuff + client->req_len) - params;
+    result = SetPictureFilter (pPicture, name, stuff->nbytes, params, nparams);
+
+    nxagentSetPictureFilter(pPicture, name, stuff->nbytes, params, nparams);
+
+    return result;
+}
+
+static int
+ProcRenderCreateAnimCursor (ClientPtr client)
+{
+    REQUEST(xRenderCreateAnimCursorReq);
+    CursorPtr	    *cursors;
+    CARD32	    *deltas;
+    CursorPtr	    pCursor;
+    int		    ncursor;
+    xAnimCursorElt  *elt;
+    int		    i;
+    int		    ret;
+
+    REQUEST_AT_LEAST_SIZE(xRenderCreateAnimCursorReq);
+    LEGAL_NEW_RESOURCE(stuff->cid, client);
+    if (client->req_len & 1)
+	return BadLength;
+    ncursor = (client->req_len - (SIZEOF(xRenderCreateAnimCursorReq) >> 2)) >> 1;
+    cursors = xalloc (ncursor * (sizeof (CursorPtr) + sizeof (CARD32)));
+    if (!cursors)
+	return BadAlloc;
+    deltas = (CARD32 *) (cursors + ncursor);
+    elt = (xAnimCursorElt *) (stuff + 1);
+    for (i = 0; i < ncursor; i++)
+    {
+	cursors[i] = (CursorPtr)SecurityLookupIDByType(client, elt->cursor,
+						       RT_CURSOR, SecurityReadAccess);
+	if (!cursors[i])
+	{
+	    xfree (cursors);
+	    client->errorValue = elt->cursor;
+	    return BadCursor;
+	}
+	deltas[i] = elt->delay;
+	elt++;
+    }
+    ret = AnimCursorCreate (cursors, deltas, ncursor, &pCursor);
+    xfree (cursors);
+    if (ret != Success)
+	return ret;
+    
+    for (i = 0; i < MAXSCREENS; i++)
+    {
+      pCursor -> devPriv[i] = NULL;
+    }
+
+    if (AddResource (stuff->cid, RT_CURSOR, (pointer)pCursor))
+	return client->noClientException;
+    return BadAlloc;
+}
+
+static int
+ProcRenderDispatch (ClientPtr client)
+{
+    int result;
+
+    REQUEST(xReq);
+
+    /*
+     * Let the client fail if we are
+     * hiding the RENDER extension.
+     */
+    
+    if (nxagentRenderTrap)
+    {
+        return BadRequest;
+    }
+
+    if (stuff->data < RenderNumberRequests)
+    {
+        /*
+         * Set the nxagentGCTrap flag while
+         * dispatching a render operation to
+         * avoid reentrancy in GCOps.c.
+         */
+
+        nxagentGCTrap = 1;
+
+        result = (*ProcRenderVector[stuff->data]) (client);
+
+        nxagentGCTrap = 0;
+
+        return result;
+    }
+    else
+	return BadRequest;
+}
+
+static int
+SProcRenderQueryVersion (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderQueryVersionReq);
+
+    swaps(&stuff->length, n);
+    swapl(&stuff->majorVersion, n);
+    swapl(&stuff->minorVersion, n);
+    return (*ProcRenderVector[stuff->renderReqType])(client);
+}
+
+static int
+SProcRenderQueryPictFormats (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderQueryPictFormatsReq);
+    swaps(&stuff->length, n);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderQueryPictIndexValues (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderQueryPictIndexValuesReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->format, n);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderQueryDithers (ClientPtr client)
+{
+    return BadImplementation;
+}
+
+static int
+SProcRenderCreatePicture (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderCreatePictureReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->pid, n);
+    swapl(&stuff->drawable, n);
+    swapl(&stuff->format, n);
+    swapl(&stuff->mask, n);
+    SwapRestL(stuff);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderChangePicture (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderChangePictureReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->picture, n);
+    swapl(&stuff->mask, n);
+    SwapRestL(stuff);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderSetPictureClipRectangles (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderSetPictureClipRectanglesReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->picture, n);
+    SwapRestS(stuff);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderFreePicture (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderFreePictureReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->picture, n);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderComposite (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderCompositeReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->src, n);
+    swapl(&stuff->mask, n);
+    swapl(&stuff->dst, n);
+    swaps(&stuff->xSrc, n);
+    swaps(&stuff->ySrc, n);
+    swaps(&stuff->xMask, n);
+    swaps(&stuff->yMask, n);
+    swaps(&stuff->xDst, n);
+    swaps(&stuff->yDst, n);
+    swaps(&stuff->width, n);
+    swaps(&stuff->height, n);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderScale (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderScaleReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->src, n);
+    swapl(&stuff->dst, n);
+    swapl(&stuff->colorScale, n);
+    swapl(&stuff->alphaScale, n);
+    swaps(&stuff->xSrc, n);
+    swaps(&stuff->ySrc, n);
+    swaps(&stuff->xDst, n);
+    swaps(&stuff->yDst, n);
+    swaps(&stuff->width, n);
+    swaps(&stuff->height, n);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderTrapezoids (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderTrapezoidsReq);
+
+    REQUEST_AT_LEAST_SIZE(xRenderTrapezoidsReq);
+    swaps (&stuff->length, n);
+    swapl (&stuff->src, n);
+    swapl (&stuff->dst, n);
+    swapl (&stuff->maskFormat, n);
+    swaps (&stuff->xSrc, n);
+    swaps (&stuff->ySrc, n);
+    SwapRestL(stuff);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderTriangles (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderTrianglesReq);
+
+    REQUEST_AT_LEAST_SIZE(xRenderTrianglesReq);
+    swaps (&stuff->length, n);
+    swapl (&stuff->src, n);
+    swapl (&stuff->dst, n);
+    swapl (&stuff->maskFormat, n);
+    swaps (&stuff->xSrc, n);
+    swaps (&stuff->ySrc, n);
+    SwapRestL(stuff);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderTriStrip (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderTriStripReq);
+
+    REQUEST_AT_LEAST_SIZE(xRenderTriStripReq);
+    swaps (&stuff->length, n);
+    swapl (&stuff->src, n);
+    swapl (&stuff->dst, n);
+    swapl (&stuff->maskFormat, n);
+    swaps (&stuff->xSrc, n);
+    swaps (&stuff->ySrc, n);
+    SwapRestL(stuff);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderTriFan (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderTriFanReq);
+
+    REQUEST_AT_LEAST_SIZE(xRenderTriFanReq);
+    swaps (&stuff->length, n);
+    swapl (&stuff->src, n);
+    swapl (&stuff->dst, n);
+    swapl (&stuff->maskFormat, n);
+    swaps (&stuff->xSrc, n);
+    swaps (&stuff->ySrc, n);
+    SwapRestL(stuff);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderColorTrapezoids (ClientPtr client)
+{
+    return BadImplementation;
+}
+
+static int
+SProcRenderColorTriangles (ClientPtr client)
+{
+    return BadImplementation;
+}
+
+static int
+SProcRenderTransform (ClientPtr client)
+{
+    return BadImplementation;
+}
+
+static int
+SProcRenderCreateGlyphSet (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderCreateGlyphSetReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->gsid, n);
+    swapl(&stuff->format, n);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderReferenceGlyphSet (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderReferenceGlyphSetReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->gsid, n);
+    swapl(&stuff->existing, n);
+    return (*ProcRenderVector[stuff->renderReqType])  (client);
+}
+
+static int
+SProcRenderFreeGlyphSet (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderFreeGlyphSetReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->glyphset, n);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderAddGlyphs (ClientPtr client)
+{
+    register int n;
+    register unsigned int i;
+    CARD32  *gids;
+    void    *end;
+    xGlyphInfo *gi;
+    REQUEST(xRenderAddGlyphsReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->glyphset, n);
+    swapl(&stuff->nglyphs, n);
+    if (stuff->nglyphs & 0xe0000000)
+	return BadLength;
+    end = (CARD8 *) stuff + (client->req_len << 2);
+    gids = (CARD32 *) (stuff + 1);
+    gi = (xGlyphInfo *) (gids + stuff->nglyphs);
+    if ((char *) end - (char *) (gids + stuff->nglyphs) < 0)
+	return BadLength;
+    if ((char *) end - (char *) (gi + stuff->nglyphs) < 0)
+	return BadLength;
+    for (i = 0; i < stuff->nglyphs; i++)
+    {
+	swapl (&gids[i], n);
+	swaps (&gi[i].width, n);
+	swaps (&gi[i].height, n);
+	swaps (&gi[i].x, n);
+	swaps (&gi[i].y, n);
+	swaps (&gi[i].xOff, n);
+	swaps (&gi[i].yOff, n);
+    }
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderAddGlyphsFromPicture (ClientPtr client)
+{
+    return BadImplementation;
+}
+
+static int
+SProcRenderFreeGlyphs (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderFreeGlyphsReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->glyphset, n);
+    SwapRestL(stuff);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderCompositeGlyphs (ClientPtr client)
+{
+    register int n;
+    xGlyphElt	*elt;
+    CARD8	*buffer;
+    CARD8	*end;
+    int		space;
+    int		i;
+    int		size;
+    
+    REQUEST(xRenderCompositeGlyphsReq);
+    
+    switch (stuff->renderReqType) {
+    default:			    size = 1; break;
+    case X_RenderCompositeGlyphs16: size = 2; break;
+    case X_RenderCompositeGlyphs32: size = 4; break;
+    }
+	    
+    swaps(&stuff->length, n);
+    swapl(&stuff->src, n);
+    swapl(&stuff->dst, n);
+    swapl(&stuff->maskFormat, n);
+    swapl(&stuff->glyphset, n);
+    swaps(&stuff->xSrc, n);
+    swaps(&stuff->ySrc, n);
+    buffer = (CARD8 *) (stuff + 1);
+    end = (CARD8 *) stuff + (client->req_len << 2);
+    while (buffer + sizeof (xGlyphElt) < end)
+    {
+	elt = (xGlyphElt *) buffer;
+	buffer += sizeof (xGlyphElt);
+	
+	swaps (&elt->deltax, n);
+	swaps (&elt->deltay, n);
+	
+	i = elt->len;
+	if (i == 0xff)
+	{
+	    swapl (buffer, n);
+	    buffer += 4;
+	}
+	else
+	{
+	    space = size * i;
+	    switch (size) {
+	    case 1:
+		buffer += i;
+		break;
+	    case 2:
+		while (i--)
+		{
+		    swaps (buffer, n);
+		    buffer += 2;
+		}
+		break;
+	    case 4:
+		while (i--)
+		{
+		    swapl (buffer, n);
+		    buffer += 4;
+		}
+		break;
+	    }
+	    if (space & 3)
+		buffer += 4 - (space & 3);
+	}
+    }
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderFillRectangles (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderFillRectanglesReq);
+
+    REQUEST_AT_LEAST_SIZE (xRenderFillRectanglesReq);
+    swaps(&stuff->length, n);
+    swapl(&stuff->dst, n);
+    swaps(&stuff->color.red, n);
+    swaps(&stuff->color.green, n);
+    swaps(&stuff->color.blue, n);
+    swaps(&stuff->color.alpha, n);
+    SwapRestS(stuff);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+    
+static int
+SProcRenderCreateCursor (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderCreateCursorReq);
+    REQUEST_SIZE_MATCH (xRenderCreateCursorReq);
+    
+    swaps(&stuff->length, n);
+    swapl(&stuff->cid, n);
+    swapl(&stuff->src, n);
+    swaps(&stuff->x, n);
+    swaps(&stuff->y, n);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+    
+static int
+SProcRenderSetPictureTransform (ClientPtr client)
+{
+    register int n;
+    REQUEST(xRenderSetPictureTransformReq);
+    REQUEST_SIZE_MATCH(xRenderSetPictureTransformReq);
+
+    swaps(&stuff->length, n);
+    swapl(&stuff->picture, n);
+    swapl(&stuff->transform.matrix11, n);
+    swapl(&stuff->transform.matrix12, n);
+    swapl(&stuff->transform.matrix13, n);
+    swapl(&stuff->transform.matrix21, n);
+    swapl(&stuff->transform.matrix22, n);
+    swapl(&stuff->transform.matrix23, n);
+    swapl(&stuff->transform.matrix31, n);
+    swapl(&stuff->transform.matrix32, n);
+    swapl(&stuff->transform.matrix33, n);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderQueryFilters (ClientPtr client)
+{
+    register int n;
+    REQUEST (xRenderQueryFiltersReq);
+    REQUEST_SIZE_MATCH (xRenderQueryFiltersReq);
+
+    swaps(&stuff->length, n);
+    swapl(&stuff->drawable, n);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+    
+static int
+SProcRenderSetPictureFilter (ClientPtr client)
+{
+    register int n;
+    REQUEST (xRenderSetPictureFilterReq);
+    REQUEST_AT_LEAST_SIZE (xRenderSetPictureFilterReq);
+
+    swaps(&stuff->length, n);
+    swapl(&stuff->picture, n);
+    swaps(&stuff->nbytes, n);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+    
+static int
+SProcRenderCreateAnimCursor (ClientPtr client)
+{
+    register int n;
+    REQUEST (xRenderCreateAnimCursorReq);
+    REQUEST_AT_LEAST_SIZE (xRenderCreateAnimCursorReq);
+
+    swaps(&stuff->length, n);
+    swapl(&stuff->cid, n);
+    SwapRestL(stuff);
+    return (*ProcRenderVector[stuff->renderReqType]) (client);
+}
+
+static int
+SProcRenderDispatch (ClientPtr client)
+{
+    int result;
+
+    REQUEST(xReq);
+    
+    /*
+     * Let the client fail if we are
+     * hiding the RENDER extension.
+     */
+    
+    if (nxagentRenderTrap)
+    {
+        return BadRequest;
+    }
+
+    if (stuff->data < RenderNumberRequests)
+    {
+        /*
+         * Set the nxagentGCTrap flag while
+         * dispatching a render operation to
+         * avoid reentrancy in GCOps.c.
+         */
+
+        nxagentGCTrap = 1;
+
+        result = (*SProcRenderVector[stuff->data]) (client);
+
+        nxagentGCTrap = 0;
+
+        return result;
+    }
+    else
+	return BadRequest;
+}
+
+#ifdef PANORAMIX
+#include "panoramiX.h"
+#include "panoramiXsrv.h"
+
+#define VERIFY_XIN_PICTURE(pPicture, pid, client, mode, err) {\
+    pPicture = SecurityLookupIDByType(client, pid, XRT_PICTURE, mode);\
+    if (!pPicture) { \
+	client->errorValue = pid; \
+	return err; \
+    } \
+}
+
+#define VERIFY_XIN_ALPHA(pPicture, pid, client, mode, err) {\
+    if (pid == None) \
+	pPicture = 0; \
+    else { \
+	VERIFY_XIN_PICTURE(pPicture, pid, client, mode, err); \
+    } \
+} \
+
+int	    (*PanoramiXSaveRenderVector[RenderNumberRequests])(ClientPtr);
+
+unsigned long	XRT_PICTURE;
+
+static int
+PanoramiXRenderCreatePicture (ClientPtr client)
+{
+    REQUEST(xRenderCreatePictureReq);
+    PanoramiXRes    *refDraw, *newPict;
+    int		    result = Success, j;
+
+    REQUEST_AT_LEAST_SIZE(xRenderCreatePictureReq);
+    if(!(refDraw = (PanoramiXRes *)SecurityLookupIDByClass(
+		client, stuff->drawable, XRC_DRAWABLE, SecurityWriteAccess)))
+	return BadDrawable;
+    if(!(newPict = (PanoramiXRes *) xalloc(sizeof(PanoramiXRes))))
+	return BadAlloc;
+    newPict->type = XRT_PICTURE;
+    newPict->info[0].id = stuff->pid;
+    
+    if (refDraw->type == XRT_WINDOW &&
+	stuff->drawable == WindowTable[0]->drawable.id)
+    {
+	newPict->u.pict.root = TRUE;
+    }
+    else
+	newPict->u.pict.root = FALSE;
+
+    for(j = 1; j < PanoramiXNumScreens; j++)
+	newPict->info[j].id = FakeClientID(client->index);
+    
+    FOR_NSCREENS_BACKWARD(j) {
+	stuff->pid = newPict->info[j].id;
+	stuff->drawable = refDraw->info[j].id;
+	result = (*PanoramiXSaveRenderVector[X_RenderCreatePicture]) (client);
+	if(result != Success) break;
+    }
+
+    if (result == Success)
+	AddResource(newPict->info[0].id, XRT_PICTURE, newPict);
+    else 
+	xfree(newPict);
+
+    return (result);
+}
+
+static int
+PanoramiXRenderChangePicture (ClientPtr client)
+{
+    PanoramiXRes    *pict;
+    int		    result = Success, j;
+    REQUEST(xRenderChangePictureReq);
+
+    REQUEST_AT_LEAST_SIZE(xChangeWindowAttributesReq);
+    
+    VERIFY_XIN_PICTURE(pict, stuff->picture, client, SecurityWriteAccess,
+		       RenderErrBase + BadPicture);
+    
+    FOR_NSCREENS_BACKWARD(j) {
+        stuff->picture = pict->info[j].id;
+        result = (*PanoramiXSaveRenderVector[X_RenderChangePicture]) (client);
+        if(result != Success) break;
+    }
+
+    return (result);
+}
+
+static int
+PanoramiXRenderSetPictureClipRectangles (ClientPtr client)
+{
+    REQUEST(xRenderSetPictureClipRectanglesReq);
+    int		    result = Success, j;
+    PanoramiXRes    *pict;
+
+    REQUEST_AT_LEAST_SIZE(xRenderSetPictureClipRectanglesReq);
+    
+    VERIFY_XIN_PICTURE(pict, stuff->picture, client, SecurityWriteAccess,
+		       RenderErrBase + BadPicture);
+    
+    FOR_NSCREENS_BACKWARD(j) {
+        stuff->picture = pict->info[j].id;
+        result = (*PanoramiXSaveRenderVector[X_RenderSetPictureClipRectangles]) (client);
+        if(result != Success) break;
+    }
+
+    return (result);
+}
+
+static int
+PanoramiXRenderFreePicture (ClientPtr client)
+{
+    PanoramiXRes *pict;
+    int         result = Success, j;
+    REQUEST(xRenderFreePictureReq);
+
+    REQUEST_SIZE_MATCH(xRenderFreePictureReq);
+
+    client->errorValue = stuff->picture;
+
+    VERIFY_XIN_PICTURE(pict, stuff->picture, client, SecurityDestroyAccess,
+		       RenderErrBase + BadPicture);
+    
+
+    FOR_NSCREENS_BACKWARD(j) {
+	stuff->picture = pict->info[j].id;
+	result = (*PanoramiXSaveRenderVector[X_RenderFreePicture]) (client);
+	if(result != Success) break;
+    }
+
+    /* Since ProcRenderFreePicture is using FreeResource, it will free
+	our resource for us on the last pass through the loop above */
+ 
+    return (result);
+}
+
+static int
+PanoramiXRenderComposite (ClientPtr client)
+{
+    PanoramiXRes	*src, *msk, *dst;
+    int			result = Success, j;
+    xRenderCompositeReq	orig;
+    REQUEST(xRenderCompositeReq);
+
+    REQUEST_SIZE_MATCH(xRenderCompositeReq);
+    
+    VERIFY_XIN_PICTURE (src, stuff->src, client, SecurityReadAccess, 
+			RenderErrBase + BadPicture);
+    VERIFY_XIN_ALPHA (msk, stuff->mask, client, SecurityReadAccess, 
+		      RenderErrBase + BadPicture);
+    VERIFY_XIN_PICTURE (dst, stuff->dst, client, SecurityWriteAccess, 
+			RenderErrBase + BadPicture);
+    
+    orig = *stuff;
+    
+    FOR_NSCREENS_FORWARD(j) {
+	stuff->src = src->info[j].id;
+	if (src->u.pict.root)
+	{
+	    stuff->xSrc = orig.xSrc - panoramiXdataPtr[j].x;
+	    stuff->ySrc = orig.ySrc - panoramiXdataPtr[j].y;
+	}
+	stuff->dst = dst->info[j].id;
+	if (dst->u.pict.root)
+	{
+	    stuff->xDst = orig.xDst - panoramiXdataPtr[j].x;
+	    stuff->yDst = orig.yDst - panoramiXdataPtr[j].y;
+	}
+	if (msk)
+	{
+	    stuff->mask = msk->info[j].id;
+	    if (msk->u.pict.root)
+	    {
+		stuff->xMask = orig.xMask - panoramiXdataPtr[j].x;
+		stuff->yMask = orig.yMask - panoramiXdataPtr[j].y;
+	    }
+	}
+	result = (*PanoramiXSaveRenderVector[X_RenderComposite]) (client);
+	if(result != Success) break;
+    }
+
+    return result;
+}
+
+static int
+PanoramiXRenderCompositeGlyphs (ClientPtr client)
+{
+    PanoramiXRes    *src, *dst;
+    int		    result = Success, j;
+    REQUEST(xRenderCompositeGlyphsReq);
+    xGlyphElt	    origElt, *elt;
+    INT16	    xSrc, ySrc;
+
+    REQUEST_AT_LEAST_SIZE(xRenderCompositeGlyphsReq);
+    VERIFY_XIN_PICTURE (src, stuff->src, client, SecurityReadAccess,
+			RenderErrBase + BadPicture);
+    VERIFY_XIN_PICTURE (dst, stuff->dst, client, SecurityWriteAccess,
+			RenderErrBase + BadPicture);
+
+    if (client->req_len << 2 >= (sizeof (xRenderCompositeGlyphsReq) +
+				 sizeof (xGlyphElt)))
+    {
+	elt = (xGlyphElt *) (stuff + 1);
+	origElt = *elt;
+	xSrc = stuff->xSrc;
+	ySrc = stuff->ySrc;
+	FOR_NSCREENS_FORWARD(j) {
+	    stuff->src = src->info[j].id;
+	    if (src->u.pict.root)
+	    {
+		stuff->xSrc = xSrc - panoramiXdataPtr[j].x;
+		stuff->ySrc = ySrc - panoramiXdataPtr[j].y;
+	    }
+	    stuff->dst = dst->info[j].id;
+	    if (dst->u.pict.root)
+	    {
+		elt->deltax = origElt.deltax - panoramiXdataPtr[j].x;
+		elt->deltay = origElt.deltay - panoramiXdataPtr[j].y;
+	    }
+	    result = (*PanoramiXSaveRenderVector[stuff->renderReqType]) (client);
+	    if(result != Success) break;
+	}
+    }
+
+    return result;
+}
+
+static int
+PanoramiXRenderFillRectangles (ClientPtr client)
+{
+    PanoramiXRes    *dst;
+    int		    result = Success, j;
+    REQUEST(xRenderFillRectanglesReq);
+    char	    *extra;
+    int		    extra_len;
+
+    REQUEST_AT_LEAST_SIZE (xRenderFillRectanglesReq);
+    VERIFY_XIN_PICTURE (dst, stuff->dst, client, SecurityWriteAccess, 
+			RenderErrBase + BadPicture);
+    extra_len = (client->req_len << 2) - sizeof (xRenderFillRectanglesReq);
+    if (extra_len &&
+	(extra = (char *) ALLOCATE_LOCAL (extra_len)))
+    {
+	memcpy (extra, stuff + 1, extra_len);
+	FOR_NSCREENS_FORWARD(j) {
+	    if (j) memcpy (stuff + 1, extra, extra_len);
+	    if (dst->u.pict.root)
+	    {
+		int x_off = panoramiXdataPtr[j].x;
+		int y_off = panoramiXdataPtr[j].y;
+
+		if(x_off || y_off) {
+		    xRectangle	*rects = (xRectangle *) (stuff + 1);
+		    int		i = extra_len / sizeof (xRectangle);
+
+		    while (i--)
+		    {
+			rects->x -= x_off;
+			rects->y -= y_off;
+			rects++;
+		    }
+		}
+	    }
+	    stuff->dst = dst->info[j].id;
+	    result = (*PanoramiXSaveRenderVector[X_RenderFillRectangles]) (client);
+	    if(result != Success) break;
+	}
+	DEALLOCATE_LOCAL(extra);
+    }
+
+    return result;
+}
+
+void
+PanoramiXRenderInit (void)
+{
+    int	    i;
+    
+    XRT_PICTURE = CreateNewResourceType (XineramaDeleteResource);
+    for (i = 0; i < RenderNumberRequests; i++)
+	PanoramiXSaveRenderVector[i] = ProcRenderVector[i];
+    /*
+     * Stuff in Xinerama aware request processing hooks
+     */
+    ProcRenderVector[X_RenderCreatePicture] = PanoramiXRenderCreatePicture;
+    ProcRenderVector[X_RenderChangePicture] = PanoramiXRenderChangePicture;
+    ProcRenderVector[X_RenderSetPictureClipRectangles] = PanoramiXRenderSetPictureClipRectangles;
+    ProcRenderVector[X_RenderFreePicture] = PanoramiXRenderFreePicture;
+    ProcRenderVector[X_RenderComposite] = PanoramiXRenderComposite;
+    ProcRenderVector[X_RenderCompositeGlyphs8] = PanoramiXRenderCompositeGlyphs;
+    ProcRenderVector[X_RenderCompositeGlyphs16] = PanoramiXRenderCompositeGlyphs;
+    ProcRenderVector[X_RenderCompositeGlyphs32] = PanoramiXRenderCompositeGlyphs;
+    ProcRenderVector[X_RenderFillRectangles] = PanoramiXRenderFillRectangles;
+}
+
+void
+PanoramiXRenderReset (void)
+{
+    int	    i;
+    for (i = 0; i < RenderNumberRequests; i++)
+	ProcRenderVector[i] = PanoramiXSaveRenderVector[i];
+}
+
+#endif	/* PANORAMIX */
+
+#endif /* #ifdef NXAGENT_UPGRADE */