3301 lines
85 KiB
C
3301 lines
85 KiB
C
/*
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*
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* Copyright © 2000 SuSE, Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of SuSE not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. SuSE makes no representations about the
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* suitability of this software for any purpose. It is provided "as is"
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* without express or implied warranty.
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*
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* SuSE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL SuSE
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* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Author: Keith Packard, SuSE, Inc.
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*/
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#define NEED_REPLIES
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#define NEED_EVENTS
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include "misc.h"
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#include "os.h"
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#include "dixstruct.h"
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#include "resource.h"
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#include "scrnintstr.h"
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#include "windowstr.h"
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#include "pixmapstr.h"
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#include "colormapst.h"
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#include "extnsionst.h"
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#include "servermd.h"
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#include <X11/extensions/render.h>
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#include <X11/extensions/renderproto.h>
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#include "picturestr.h"
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#include "glyphstr.h"
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#include <X11/Xfuncproto.h>
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#include "cursorstr.h"
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#include "xace.h"
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#if HAVE_STDINT_H
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#include <stdint.h>
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#elif !defined(UINT32_MAX)
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#define UINT32_MAX 0xffffffffU
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#endif
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static int ProcRenderQueryVersion (ClientPtr pClient);
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static int ProcRenderQueryPictFormats (ClientPtr pClient);
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static int ProcRenderQueryPictIndexValues (ClientPtr pClient);
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static int ProcRenderQueryDithers (ClientPtr pClient);
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static int ProcRenderCreatePicture (ClientPtr pClient);
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static int ProcRenderChangePicture (ClientPtr pClient);
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static int ProcRenderSetPictureClipRectangles (ClientPtr pClient);
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static int ProcRenderFreePicture (ClientPtr pClient);
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static int ProcRenderComposite (ClientPtr pClient);
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static int ProcRenderScale (ClientPtr pClient);
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static int ProcRenderTrapezoids (ClientPtr pClient);
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static int ProcRenderTriangles (ClientPtr pClient);
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static int ProcRenderTriStrip (ClientPtr pClient);
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static int ProcRenderTriFan (ClientPtr pClient);
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static int ProcRenderColorTrapezoids (ClientPtr pClient);
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static int ProcRenderColorTriangles (ClientPtr pClient);
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static int ProcRenderTransform (ClientPtr pClient);
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static int ProcRenderCreateGlyphSet (ClientPtr pClient);
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static int ProcRenderReferenceGlyphSet (ClientPtr pClient);
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static int ProcRenderFreeGlyphSet (ClientPtr pClient);
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static int ProcRenderAddGlyphs (ClientPtr pClient);
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static int ProcRenderAddGlyphsFromPicture (ClientPtr pClient);
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static int ProcRenderFreeGlyphs (ClientPtr pClient);
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static int ProcRenderCompositeGlyphs (ClientPtr pClient);
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static int ProcRenderFillRectangles (ClientPtr pClient);
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static int ProcRenderCreateCursor (ClientPtr pClient);
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static int ProcRenderSetPictureTransform (ClientPtr pClient);
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static int ProcRenderQueryFilters (ClientPtr pClient);
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static int ProcRenderSetPictureFilter (ClientPtr pClient);
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static int ProcRenderCreateAnimCursor (ClientPtr pClient);
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static int ProcRenderAddTraps (ClientPtr pClient);
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static int ProcRenderCreateSolidFill (ClientPtr pClient);
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static int ProcRenderCreateLinearGradient (ClientPtr pClient);
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static int ProcRenderCreateRadialGradient (ClientPtr pClient);
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static int ProcRenderCreateConicalGradient (ClientPtr pClient);
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static int ProcRenderDispatch (ClientPtr pClient);
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static int SProcRenderQueryVersion (ClientPtr pClient);
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static int SProcRenderQueryPictFormats (ClientPtr pClient);
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static int SProcRenderQueryPictIndexValues (ClientPtr pClient);
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static int SProcRenderQueryDithers (ClientPtr pClient);
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static int SProcRenderCreatePicture (ClientPtr pClient);
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static int SProcRenderChangePicture (ClientPtr pClient);
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static int SProcRenderSetPictureClipRectangles (ClientPtr pClient);
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static int SProcRenderFreePicture (ClientPtr pClient);
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static int SProcRenderComposite (ClientPtr pClient);
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static int SProcRenderScale (ClientPtr pClient);
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static int SProcRenderTrapezoids (ClientPtr pClient);
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static int SProcRenderTriangles (ClientPtr pClient);
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static int SProcRenderTriStrip (ClientPtr pClient);
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static int SProcRenderTriFan (ClientPtr pClient);
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static int SProcRenderColorTrapezoids (ClientPtr pClient);
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static int SProcRenderColorTriangles (ClientPtr pClient);
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static int SProcRenderTransform (ClientPtr pClient);
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static int SProcRenderCreateGlyphSet (ClientPtr pClient);
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static int SProcRenderReferenceGlyphSet (ClientPtr pClient);
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static int SProcRenderFreeGlyphSet (ClientPtr pClient);
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static int SProcRenderAddGlyphs (ClientPtr pClient);
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static int SProcRenderAddGlyphsFromPicture (ClientPtr pClient);
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static int SProcRenderFreeGlyphs (ClientPtr pClient);
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static int SProcRenderCompositeGlyphs (ClientPtr pClient);
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static int SProcRenderFillRectangles (ClientPtr pClient);
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static int SProcRenderCreateCursor (ClientPtr pClient);
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static int SProcRenderSetPictureTransform (ClientPtr pClient);
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static int SProcRenderQueryFilters (ClientPtr pClient);
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static int SProcRenderSetPictureFilter (ClientPtr pClient);
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static int SProcRenderCreateAnimCursor (ClientPtr pClient);
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static int SProcRenderAddTraps (ClientPtr pClient);
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static int SProcRenderCreateSolidFill (ClientPtr pClient);
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static int SProcRenderCreateLinearGradient (ClientPtr pClient);
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static int SProcRenderCreateRadialGradient (ClientPtr pClient);
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static int SProcRenderCreateConicalGradient (ClientPtr pClient);
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static int SProcRenderDispatch (ClientPtr pClient);
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int (*ProcRenderVector[RenderNumberRequests])(ClientPtr) = {
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ProcRenderQueryVersion,
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ProcRenderQueryPictFormats,
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ProcRenderQueryPictIndexValues,
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ProcRenderQueryDithers,
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ProcRenderCreatePicture,
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ProcRenderChangePicture,
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ProcRenderSetPictureClipRectangles,
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ProcRenderFreePicture,
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ProcRenderComposite,
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ProcRenderScale,
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ProcRenderTrapezoids,
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ProcRenderTriangles,
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ProcRenderTriStrip,
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ProcRenderTriFan,
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ProcRenderColorTrapezoids,
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ProcRenderColorTriangles,
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ProcRenderTransform,
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ProcRenderCreateGlyphSet,
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ProcRenderReferenceGlyphSet,
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ProcRenderFreeGlyphSet,
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ProcRenderAddGlyphs,
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ProcRenderAddGlyphsFromPicture,
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ProcRenderFreeGlyphs,
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ProcRenderCompositeGlyphs,
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ProcRenderCompositeGlyphs,
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ProcRenderCompositeGlyphs,
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ProcRenderFillRectangles,
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ProcRenderCreateCursor,
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ProcRenderSetPictureTransform,
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ProcRenderQueryFilters,
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ProcRenderSetPictureFilter,
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ProcRenderCreateAnimCursor,
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ProcRenderAddTraps,
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ProcRenderCreateSolidFill,
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ProcRenderCreateLinearGradient,
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ProcRenderCreateRadialGradient,
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ProcRenderCreateConicalGradient
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};
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int (*SProcRenderVector[RenderNumberRequests])(ClientPtr) = {
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SProcRenderQueryVersion,
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SProcRenderQueryPictFormats,
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SProcRenderQueryPictIndexValues,
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SProcRenderQueryDithers,
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SProcRenderCreatePicture,
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SProcRenderChangePicture,
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SProcRenderSetPictureClipRectangles,
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SProcRenderFreePicture,
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SProcRenderComposite,
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SProcRenderScale,
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SProcRenderTrapezoids,
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SProcRenderTriangles,
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SProcRenderTriStrip,
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SProcRenderTriFan,
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SProcRenderColorTrapezoids,
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SProcRenderColorTriangles,
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SProcRenderTransform,
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SProcRenderCreateGlyphSet,
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SProcRenderReferenceGlyphSet,
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SProcRenderFreeGlyphSet,
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SProcRenderAddGlyphs,
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SProcRenderAddGlyphsFromPicture,
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SProcRenderFreeGlyphs,
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SProcRenderCompositeGlyphs,
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SProcRenderCompositeGlyphs,
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SProcRenderCompositeGlyphs,
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SProcRenderFillRectangles,
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SProcRenderCreateCursor,
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SProcRenderSetPictureTransform,
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SProcRenderQueryFilters,
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SProcRenderSetPictureFilter,
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SProcRenderCreateAnimCursor,
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SProcRenderAddTraps,
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SProcRenderCreateSolidFill,
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SProcRenderCreateLinearGradient,
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SProcRenderCreateRadialGradient,
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SProcRenderCreateConicalGradient
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};
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static void
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RenderResetProc (ExtensionEntry *extEntry);
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int RenderErrBase;
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DevPrivateKey RenderClientPrivateKey;
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typedef struct _RenderClient {
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int major_version;
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int minor_version;
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} RenderClientRec, *RenderClientPtr;
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#define GetRenderClient(pClient) ((RenderClientPtr)dixLookupPrivate(&(pClient)->devPrivates, RenderClientPrivateKey))
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static void
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RenderClientCallback (CallbackListPtr *list,
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pointer closure,
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pointer data)
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{
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NewClientInfoRec *clientinfo = (NewClientInfoRec *) data;
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ClientPtr pClient = clientinfo->client;
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RenderClientPtr pRenderClient = GetRenderClient (pClient);
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pRenderClient->major_version = 0;
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pRenderClient->minor_version = 0;
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}
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void
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RenderExtensionInit (void)
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{
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ExtensionEntry *extEntry;
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if (!PictureType)
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return;
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if (!PictureFinishInit ())
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return;
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if (!dixRequestPrivate(RenderClientPrivateKey, sizeof(RenderClientRec)))
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return;
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if (!AddCallback (&ClientStateCallback, RenderClientCallback, 0))
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return;
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extEntry = AddExtension (RENDER_NAME, 0, RenderNumberErrors,
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ProcRenderDispatch, SProcRenderDispatch,
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RenderResetProc, StandardMinorOpcode);
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if (!extEntry)
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return;
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RenderErrBase = extEntry->errorBase;
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}
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static void
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RenderResetProc (ExtensionEntry *extEntry)
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{
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}
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static int
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ProcRenderQueryVersion (ClientPtr client)
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{
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RenderClientPtr pRenderClient = GetRenderClient (client);
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xRenderQueryVersionReply rep;
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register int n;
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REQUEST(xRenderQueryVersionReq);
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pRenderClient->major_version = stuff->majorVersion;
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pRenderClient->minor_version = stuff->minorVersion;
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REQUEST_SIZE_MATCH(xRenderQueryVersionReq);
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rep.type = X_Reply;
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rep.length = 0;
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rep.sequenceNumber = client->sequence;
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rep.majorVersion = RENDER_MAJOR;
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rep.minorVersion = RENDER_MINOR;
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if (client->swapped) {
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swaps(&rep.sequenceNumber, n);
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swapl(&rep.length, n);
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swapl(&rep.majorVersion, n);
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swapl(&rep.minorVersion, n);
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}
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WriteToClient(client, sizeof(xRenderQueryVersionReply), (char *)&rep);
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return (client->noClientException);
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}
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static VisualPtr
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findVisual (ScreenPtr pScreen, VisualID vid)
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{
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VisualPtr pVisual;
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int v;
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for (v = 0; v < pScreen->numVisuals; v++)
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{
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pVisual = pScreen->visuals + v;
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if (pVisual->vid == vid)
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return pVisual;
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}
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return 0;
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}
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extern char *ConnectionInfo;
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static int
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ProcRenderQueryPictFormats (ClientPtr client)
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{
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RenderClientPtr pRenderClient = GetRenderClient (client);
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xRenderQueryPictFormatsReply *reply;
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xPictScreen *pictScreen;
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xPictDepth *pictDepth;
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xPictVisual *pictVisual;
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xPictFormInfo *pictForm;
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CARD32 *pictSubpixel;
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ScreenPtr pScreen;
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VisualPtr pVisual;
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DepthPtr pDepth;
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int v, d;
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PictureScreenPtr ps;
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PictFormatPtr pFormat;
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int nformat;
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int ndepth;
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int nvisual;
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int rlength;
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int s;
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int n;
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int numScreens;
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int numSubpixel;
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/* REQUEST(xRenderQueryPictFormatsReq); */
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REQUEST_SIZE_MATCH(xRenderQueryPictFormatsReq);
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#ifdef PANORAMIX
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if (noPanoramiXExtension)
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numScreens = screenInfo.numScreens;
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else
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numScreens = ((xConnSetup *)ConnectionInfo)->numRoots;
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#else
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numScreens = screenInfo.numScreens;
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#endif
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ndepth = nformat = nvisual = 0;
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for (s = 0; s < numScreens; s++)
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{
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pScreen = screenInfo.screens[s];
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for (d = 0; d < pScreen->numDepths; d++)
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{
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pDepth = pScreen->allowedDepths + d;
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++ndepth;
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for (v = 0; v < pDepth->numVids; v++)
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{
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pVisual = findVisual (pScreen, pDepth->vids[v]);
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if (pVisual && PictureMatchVisual (pScreen, pDepth->depth, pVisual))
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++nvisual;
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}
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}
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ps = GetPictureScreenIfSet(pScreen);
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if (ps)
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nformat += ps->nformats;
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}
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if (pRenderClient->major_version == 0 && pRenderClient->minor_version < 6)
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numSubpixel = 0;
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else
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numSubpixel = numScreens;
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rlength = (sizeof (xRenderQueryPictFormatsReply) +
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nformat * sizeof (xPictFormInfo) +
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numScreens * sizeof (xPictScreen) +
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ndepth * sizeof (xPictDepth) +
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nvisual * sizeof (xPictVisual) +
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numSubpixel * sizeof (CARD32));
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reply = (xRenderQueryPictFormatsReply *) xalloc (rlength);
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if (!reply)
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return BadAlloc;
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reply->type = X_Reply;
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reply->sequenceNumber = client->sequence;
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reply->length = (rlength - sizeof(xGenericReply)) >> 2;
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reply->numFormats = nformat;
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reply->numScreens = numScreens;
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reply->numDepths = ndepth;
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reply->numVisuals = nvisual;
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reply->numSubpixel = numSubpixel;
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pictForm = (xPictFormInfo *) (reply + 1);
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for (s = 0; s < numScreens; s++)
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{
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pScreen = screenInfo.screens[s];
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ps = GetPictureScreenIfSet(pScreen);
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if (ps)
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{
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for (nformat = 0, pFormat = ps->formats;
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nformat < ps->nformats;
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nformat++, pFormat++)
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{
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pictForm->id = pFormat->id;
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pictForm->type = pFormat->type;
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pictForm->depth = pFormat->depth;
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pictForm->direct.red = pFormat->direct.red;
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pictForm->direct.redMask = pFormat->direct.redMask;
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pictForm->direct.green = pFormat->direct.green;
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pictForm->direct.greenMask = pFormat->direct.greenMask;
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pictForm->direct.blue = pFormat->direct.blue;
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pictForm->direct.blueMask = pFormat->direct.blueMask;
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pictForm->direct.alpha = pFormat->direct.alpha;
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pictForm->direct.alphaMask = pFormat->direct.alphaMask;
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if (pFormat->type == PictTypeIndexed && pFormat->index.pColormap)
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pictForm->colormap = pFormat->index.pColormap->mid;
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else
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pictForm->colormap = None;
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if (client->swapped)
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{
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swapl (&pictForm->id, n);
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swaps (&pictForm->direct.red, n);
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swaps (&pictForm->direct.redMask, n);
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swaps (&pictForm->direct.green, n);
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swaps (&pictForm->direct.greenMask, n);
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swaps (&pictForm->direct.blue, n);
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swaps (&pictForm->direct.blueMask, n);
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swaps (&pictForm->direct.alpha, n);
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swaps (&pictForm->direct.alphaMask, n);
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swapl (&pictForm->colormap, n);
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}
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pictForm++;
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}
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}
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}
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pictScreen = (xPictScreen *) pictForm;
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for (s = 0; s < numScreens; s++)
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{
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pScreen = screenInfo.screens[s];
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pictDepth = (xPictDepth *) (pictScreen + 1);
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ndepth = 0;
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for (d = 0; d < pScreen->numDepths; d++)
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{
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pictVisual = (xPictVisual *) (pictDepth + 1);
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pDepth = pScreen->allowedDepths + d;
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nvisual = 0;
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for (v = 0; v < pDepth->numVids; v++)
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{
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pVisual = findVisual (pScreen, pDepth->vids[v]);
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if (pVisual && (pFormat = PictureMatchVisual (pScreen,
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pDepth->depth,
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pVisual)))
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{
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pictVisual->visual = pVisual->vid;
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pictVisual->format = pFormat->id;
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if (client->swapped)
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{
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swapl (&pictVisual->visual, n);
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swapl (&pictVisual->format, n);
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}
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pictVisual++;
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nvisual++;
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}
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}
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pictDepth->depth = pDepth->depth;
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pictDepth->nPictVisuals = nvisual;
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if (client->swapped)
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{
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swaps (&pictDepth->nPictVisuals, n);
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}
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ndepth++;
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pictDepth = (xPictDepth *) pictVisual;
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}
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pictScreen->nDepth = ndepth;
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ps = GetPictureScreenIfSet(pScreen);
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if (ps)
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pictScreen->fallback = ps->fallback->id;
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else
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pictScreen->fallback = 0;
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if (client->swapped)
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{
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swapl (&pictScreen->nDepth, n);
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swapl (&pictScreen->fallback, n);
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}
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pictScreen = (xPictScreen *) pictDepth;
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}
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pictSubpixel = (CARD32 *) pictScreen;
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for (s = 0; s < numSubpixel; s++)
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{
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pScreen = screenInfo.screens[s];
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ps = GetPictureScreenIfSet(pScreen);
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if (ps)
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*pictSubpixel = ps->subpixel;
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else
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*pictSubpixel = SubPixelUnknown;
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if (client->swapped)
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{
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swapl (pictSubpixel, n);
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}
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++pictSubpixel;
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}
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|
|
if (client->swapped)
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{
|
|
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,
|
|
DixReadAccess);
|
|
|
|
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, error, rc;
|
|
REQUEST(xRenderCreatePictureReq);
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderCreatePictureReq);
|
|
|
|
LEGAL_NEW_RESOURCE(stuff->pid, client);
|
|
rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
|
|
DixReadAccess|DixAddAccess);
|
|
if (rc != Success)
|
|
return rc;
|
|
|
|
pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
|
|
stuff->format,
|
|
PictFormatType,
|
|
DixReadAccess);
|
|
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;
|
|
if (!AddResource (stuff->pid, PictureType, (pointer)pPicture))
|
|
return BadAlloc;
|
|
return Success;
|
|
}
|
|
|
|
static int
|
|
ProcRenderChangePicture (ClientPtr client)
|
|
{
|
|
PicturePtr pPicture;
|
|
REQUEST(xRenderChangePictureReq);
|
|
int len;
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderChangePictureReq);
|
|
VERIFY_PICTURE (pPicture, stuff->picture, client, DixSetAttrAccess,
|
|
RenderErrBase + BadPicture);
|
|
|
|
len = client->req_len - (sizeof(xRenderChangePictureReq) >> 2);
|
|
if (Ones(stuff->mask) != len)
|
|
return BadLength;
|
|
|
|
return ChangePicture (pPicture, stuff->mask, (XID *) (stuff + 1),
|
|
(DevUnion *) 0, client);
|
|
}
|
|
|
|
static int
|
|
ProcRenderSetPictureClipRectangles (ClientPtr client)
|
|
{
|
|
REQUEST(xRenderSetPictureClipRectanglesReq);
|
|
PicturePtr pPicture;
|
|
int nr;
|
|
int result;
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderSetPictureClipRectanglesReq);
|
|
VERIFY_PICTURE (pPicture, stuff->picture, client, DixSetAttrAccess,
|
|
RenderErrBase + BadPicture);
|
|
if (!pPicture->pDrawable)
|
|
return BadDrawable;
|
|
|
|
nr = (client->req_len << 2) - sizeof(xRenderChangePictureReq);
|
|
if (nr & 4)
|
|
return BadLength;
|
|
nr >>= 3;
|
|
result = SetPictureClipRects (pPicture,
|
|
stuff->xOrigin, stuff->yOrigin,
|
|
nr, (xRectangle *) &stuff[1]);
|
|
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, DixDestroyAccess,
|
|
RenderErrBase + BadPicture);
|
|
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;
|
|
}
|
|
|
|
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 (pDst, stuff->dst, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
if (!pDst->pDrawable)
|
|
return BadDrawable;
|
|
VERIFY_PICTURE (pSrc, stuff->src, client, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_ALPHA (pMask, stuff->mask, client, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
if ((pSrc->pDrawable && pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen) ||
|
|
(pMask && pMask->pDrawable && pDst->pDrawable->pScreen != pMask->pDrawable->pScreen))
|
|
return BadMatch;
|
|
CompositePicture (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, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_PICTURE (pDst, stuff->dst, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
if (!pDst->pDrawable)
|
|
return BadDrawable;
|
|
if (pSrc->pDrawable && pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
|
|
return BadMatch;
|
|
if (stuff->maskFormat)
|
|
{
|
|
pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
|
|
stuff->maskFormat,
|
|
PictFormatType,
|
|
DixReadAccess);
|
|
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)
|
|
CompositeTrapezoids (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, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_PICTURE (pDst, stuff->dst, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
if (!pDst->pDrawable)
|
|
return BadDrawable;
|
|
if (pSrc->pDrawable && pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
|
|
return BadMatch;
|
|
if (stuff->maskFormat)
|
|
{
|
|
pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
|
|
stuff->maskFormat,
|
|
PictFormatType,
|
|
DixReadAccess);
|
|
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, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_PICTURE (pDst, stuff->dst, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
if (!pDst->pDrawable)
|
|
return BadDrawable;
|
|
if (pSrc->pDrawable && pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
|
|
return BadMatch;
|
|
if (stuff->maskFormat)
|
|
{
|
|
pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
|
|
stuff->maskFormat,
|
|
PictFormatType,
|
|
DixReadAccess);
|
|
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, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_PICTURE (pDst, stuff->dst, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
if (!pDst->pDrawable)
|
|
return BadDrawable;
|
|
if (pSrc->pDrawable && pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
|
|
return BadMatch;
|
|
if (stuff->maskFormat)
|
|
{
|
|
pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
|
|
stuff->maskFormat,
|
|
PictFormatType,
|
|
DixReadAccess);
|
|
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 rc, f;
|
|
REQUEST(xRenderCreateGlyphSetReq);
|
|
|
|
REQUEST_SIZE_MATCH(xRenderCreateGlyphSetReq);
|
|
|
|
LEGAL_NEW_RESOURCE(stuff->gsid, client);
|
|
format = (PictFormatPtr) SecurityLookupIDByType (client,
|
|
stuff->format,
|
|
PictFormatType,
|
|
DixReadAccess);
|
|
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;
|
|
/* security creation/labeling check */
|
|
rc = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->gsid, GlyphSetType,
|
|
glyphSet, RT_NONE, NULL, DixCreateAccess);
|
|
if (rc != Success)
|
|
return rc;
|
|
if (!AddResource (stuff->gsid, GlyphSetType, (pointer)glyphSet))
|
|
return BadAlloc;
|
|
return Success;
|
|
}
|
|
|
|
static int
|
|
ProcRenderReferenceGlyphSet (ClientPtr client)
|
|
{
|
|
GlyphSetPtr glyphSet;
|
|
int rc;
|
|
REQUEST(xRenderReferenceGlyphSetReq);
|
|
|
|
REQUEST_SIZE_MATCH(xRenderReferenceGlyphSetReq);
|
|
|
|
LEGAL_NEW_RESOURCE(stuff->gsid, client);
|
|
|
|
rc = dixLookupResource((pointer *)&glyphSet, stuff->existing, GlyphSetType,
|
|
client, DixGetAttrAccess);
|
|
if (rc != Success)
|
|
{
|
|
client->errorValue = stuff->existing;
|
|
return (rc == BadValue) ? RenderErrBase + BadGlyphSet : rc;
|
|
}
|
|
glyphSet->refcnt++;
|
|
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;
|
|
int rc;
|
|
REQUEST(xRenderFreeGlyphSetReq);
|
|
|
|
REQUEST_SIZE_MATCH(xRenderFreeGlyphSetReq);
|
|
rc = dixLookupResource((pointer *)&glyphSet, stuff->glyphset, GlyphSetType,
|
|
client, DixDestroyAccess);
|
|
if (rc != Success)
|
|
{
|
|
client->errorValue = stuff->glyphset;
|
|
return (rc == BadValue) ? RenderErrBase + BadGlyphSet : rc;
|
|
}
|
|
FreeResource (stuff->glyphset, RT_NONE);
|
|
return client->noClientException;
|
|
}
|
|
|
|
typedef struct _GlyphNew {
|
|
Glyph id;
|
|
GlyphPtr glyph;
|
|
Bool found;
|
|
unsigned char sha1[20];
|
|
} GlyphNewRec, *GlyphNewPtr;
|
|
|
|
#define NeedsComponent(f) (PICT_FORMAT_A(f) != 0 && PICT_FORMAT_RGB(f) != 0)
|
|
|
|
static int
|
|
ProcRenderAddGlyphs (ClientPtr client)
|
|
{
|
|
GlyphSetPtr glyphSet;
|
|
REQUEST(xRenderAddGlyphsReq);
|
|
GlyphNewRec glyphsLocal[NLOCALGLYPH];
|
|
GlyphNewPtr glyphsBase, glyphs, glyph_new;
|
|
int remain, nglyphs;
|
|
CARD32 *gids;
|
|
xGlyphInfo *gi;
|
|
CARD8 *bits;
|
|
int size;
|
|
int err;
|
|
int i, screen;
|
|
PicturePtr pSrc = NULL, pDst = NULL;
|
|
PixmapPtr pSrcPix = NULL, pDstPix = NULL;
|
|
CARD32 component_alpha;
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderAddGlyphsReq);
|
|
err = dixLookupResource((pointer *)&glyphSet, stuff->glyphset, GlyphSetType,
|
|
client, DixAddAccess);
|
|
if (err != Success)
|
|
{
|
|
client->errorValue = stuff->glyphset;
|
|
return (err == BadValue) ? RenderErrBase + BadGlyphSet : err;
|
|
}
|
|
|
|
err = BadAlloc;
|
|
nglyphs = stuff->nglyphs;
|
|
if (nglyphs > UINT32_MAX / sizeof(GlyphNewRec))
|
|
return BadAlloc;
|
|
|
|
component_alpha = NeedsComponent (glyphSet->format->format);
|
|
|
|
if (nglyphs <= NLOCALGLYPH) {
|
|
memset (glyphsLocal, 0, sizeof (glyphsLocal));
|
|
glyphsBase = glyphsLocal;
|
|
}
|
|
else
|
|
{
|
|
glyphsBase = (GlyphNewPtr) Xcalloc (nglyphs * sizeof (GlyphNewRec));
|
|
if (!glyphsBase)
|
|
return BadAlloc;
|
|
}
|
|
|
|
remain = (client->req_len << 2) - sizeof (xRenderAddGlyphsReq);
|
|
|
|
glyphs = glyphsBase;
|
|
|
|
gids = (CARD32 *) (stuff + 1);
|
|
gi = (xGlyphInfo *) (gids + nglyphs);
|
|
bits = (CARD8 *) (gi + nglyphs);
|
|
remain -= (sizeof (CARD32) + sizeof (xGlyphInfo)) * nglyphs;
|
|
for (i = 0; i < nglyphs; i++)
|
|
{
|
|
glyph_new = &glyphs[i];
|
|
size = gi[i].height * PixmapBytePad (gi[i].width,
|
|
glyphSet->format->depth);
|
|
if (remain < size)
|
|
break;
|
|
|
|
err = HashGlyph (&gi[i], bits, size, glyph_new->sha1);
|
|
if (err)
|
|
goto bail;
|
|
|
|
glyph_new->glyph = FindGlyphByHash (glyph_new->sha1,
|
|
glyphSet->fdepth);
|
|
|
|
if (glyph_new->glyph && glyph_new->glyph != DeletedGlyph)
|
|
{
|
|
glyph_new->found = TRUE;
|
|
}
|
|
else
|
|
{
|
|
GlyphPtr glyph;
|
|
|
|
glyph_new->found = FALSE;
|
|
glyph_new->glyph = glyph = AllocateGlyph (&gi[i], glyphSet->fdepth);
|
|
if (! glyph)
|
|
{
|
|
err = BadAlloc;
|
|
goto bail;
|
|
}
|
|
|
|
for (screen = 0; screen < screenInfo.numScreens; screen++)
|
|
{
|
|
int width = gi[i].width;
|
|
int height = gi[i].height;
|
|
int depth = glyphSet->format->depth;
|
|
ScreenPtr pScreen;
|
|
int error;
|
|
|
|
pScreen = screenInfo.screens[screen];
|
|
pSrcPix = GetScratchPixmapHeader (pScreen,
|
|
width, height,
|
|
depth, depth,
|
|
-1, bits);
|
|
if (! pSrcPix)
|
|
{
|
|
err = BadAlloc;
|
|
goto bail;
|
|
}
|
|
|
|
pSrc = CreatePicture (0, &pSrcPix->drawable,
|
|
glyphSet->format, 0, NULL,
|
|
serverClient, &error);
|
|
if (! pSrc)
|
|
{
|
|
err = BadAlloc;
|
|
goto bail;
|
|
}
|
|
|
|
pDstPix = (pScreen->CreatePixmap) (pScreen,
|
|
width, height, depth,
|
|
CREATE_PIXMAP_USAGE_GLYPH_PICTURE);
|
|
|
|
GlyphPicture (glyph)[screen] = pDst =
|
|
CreatePicture (0, &pDstPix->drawable,
|
|
glyphSet->format,
|
|
CPComponentAlpha, &component_alpha,
|
|
serverClient, &error);
|
|
|
|
/* The picture takes a reference to the pixmap, so we
|
|
drop ours. */
|
|
(pScreen->DestroyPixmap) (pDstPix);
|
|
|
|
if (! pDst)
|
|
{
|
|
err = BadAlloc;
|
|
goto bail;
|
|
}
|
|
|
|
CompositePicture (PictOpSrc,
|
|
pSrc,
|
|
None,
|
|
pDst,
|
|
0, 0,
|
|
0, 0,
|
|
0, 0,
|
|
width, height);
|
|
|
|
FreePicture ((pointer) pSrc, 0);
|
|
pSrc = NULL;
|
|
FreeScratchPixmapHeader (pSrcPix);
|
|
pSrcPix = NULL;
|
|
}
|
|
|
|
memcpy (glyph_new->glyph->sha1, glyph_new->sha1, 20);
|
|
}
|
|
|
|
glyph_new->id = gids[i];
|
|
|
|
if (size & 3)
|
|
size += 4 - (size & 3);
|
|
bits += size;
|
|
remain -= size;
|
|
}
|
|
if (remain || i < nglyphs)
|
|
{
|
|
err = BadLength;
|
|
goto bail;
|
|
}
|
|
if (!ResizeGlyphSet (glyphSet, nglyphs))
|
|
{
|
|
err = BadAlloc;
|
|
goto bail;
|
|
}
|
|
for (i = 0; i < nglyphs; i++)
|
|
AddGlyph (glyphSet, glyphs[i].glyph, glyphs[i].id);
|
|
|
|
if (glyphsBase != glyphsLocal)
|
|
Xfree (glyphsBase);
|
|
return client->noClientException;
|
|
bail:
|
|
if (pSrc)
|
|
FreePicture ((pointer) pSrc, 0);
|
|
if (pSrcPix)
|
|
FreeScratchPixmapHeader (pSrcPix);
|
|
for (i = 0; i < nglyphs; i++)
|
|
if (glyphs[i].glyph && ! glyphs[i].found)
|
|
xfree (glyphs[i].glyph);
|
|
if (glyphsBase != glyphsLocal)
|
|
Xfree (glyphsBase);
|
|
return err;
|
|
}
|
|
|
|
static int
|
|
ProcRenderAddGlyphsFromPicture (ClientPtr client)
|
|
{
|
|
return BadImplementation;
|
|
}
|
|
|
|
static int
|
|
ProcRenderFreeGlyphs (ClientPtr client)
|
|
{
|
|
REQUEST(xRenderFreeGlyphsReq);
|
|
GlyphSetPtr glyphSet;
|
|
int rc, nglyph;
|
|
CARD32 *gids;
|
|
CARD32 glyph;
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderFreeGlyphsReq);
|
|
rc = dixLookupResource((pointer *)&glyphSet, stuff->glyphset, GlyphSetType,
|
|
client, DixRemoveAccess);
|
|
if (rc != Success)
|
|
{
|
|
client->errorValue = stuff->glyphset;
|
|
return (rc == BadValue) ? RenderErrBase + BadGlyphSet : rc;
|
|
}
|
|
nglyph = ((client->req_len << 2) - sizeof (xRenderFreeGlyphsReq)) >> 2;
|
|
gids = (CARD32 *) (stuff + 1);
|
|
while (nglyph-- > 0)
|
|
{
|
|
glyph = *gids++;
|
|
if (!DeleteGlyph (glyphSet, glyph))
|
|
{
|
|
client->errorValue = glyph;
|
|
return RenderErrBase + BadGlyph;
|
|
}
|
|
}
|
|
return client->noClientException;
|
|
}
|
|
|
|
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;
|
|
|
|
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, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_PICTURE (pDst, stuff->dst, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
if (!pDst->pDrawable)
|
|
return BadDrawable;
|
|
if (pSrc->pDrawable && pSrc->pDrawable->pScreen != pDst->pDrawable->pScreen)
|
|
return BadMatch;
|
|
if (stuff->maskFormat)
|
|
{
|
|
pFormat = (PictFormatPtr) SecurityLookupIDByType (client,
|
|
stuff->maskFormat,
|
|
PictFormatType,
|
|
DixReadAccess);
|
|
if (!pFormat)
|
|
{
|
|
client->errorValue = stuff->maskFormat;
|
|
return RenderErrBase + BadPictFormat;
|
|
}
|
|
}
|
|
else
|
|
pFormat = 0;
|
|
|
|
glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
|
|
stuff->glyphset,
|
|
GlyphSetType,
|
|
DixUseAccess);
|
|
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 *) xalloc (nglyph * sizeof (GlyphPtr));
|
|
if (!glyphsBase)
|
|
return BadAlloc;
|
|
}
|
|
if (nlist <= NLOCALDELTA)
|
|
listsBase = listsLocal;
|
|
else
|
|
{
|
|
listsBase = (GlyphListPtr) xalloc (nlist * sizeof (GlyphListRec));
|
|
if (!listsBase)
|
|
return BadAlloc;
|
|
}
|
|
buffer = (CARD8 *) (stuff + 1);
|
|
glyphs = glyphsBase;
|
|
lists = listsBase;
|
|
while (buffer + sizeof (xGlyphElt) < end)
|
|
{
|
|
elt = (xGlyphElt *) buffer;
|
|
buffer += sizeof (xGlyphElt);
|
|
|
|
if (elt->len == 0xff)
|
|
{
|
|
if (buffer + sizeof (GlyphSet) < end)
|
|
{
|
|
memcpy(&gs, buffer, sizeof(GlyphSet));
|
|
glyphSet = (GlyphSetPtr) SecurityLookupIDByType (client,
|
|
gs,
|
|
GlyphSetType,
|
|
DixUseAccess);
|
|
if (!glyphSet)
|
|
{
|
|
client->errorValue = gs;
|
|
if (glyphsBase != glyphsLocal)
|
|
xfree (glyphsBase);
|
|
if (listsBase != listsLocal)
|
|
xfree (listsBase);
|
|
return RenderErrBase + BadGlyphSet;
|
|
}
|
|
}
|
|
buffer += 4;
|
|
}
|
|
else
|
|
{
|
|
lists->xOff = elt->deltax;
|
|
lists->yOff = elt->deltay;
|
|
lists->format = glyphSet->format;
|
|
lists->len = 0;
|
|
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++;
|
|
}
|
|
}
|
|
if (buffer > end)
|
|
return BadLength;
|
|
|
|
CompositeGlyphs (stuff->op,
|
|
pSrc,
|
|
pDst,
|
|
pFormat,
|
|
stuff->xSrc,
|
|
stuff->ySrc,
|
|
nlist,
|
|
listsBase,
|
|
glyphsBase);
|
|
|
|
if (glyphsBase != glyphsLocal)
|
|
xfree (glyphsBase);
|
|
if (listsBase != listsLocal)
|
|
xfree (listsBase);
|
|
|
|
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, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
if (!pDst->pDrawable)
|
|
return BadDrawable;
|
|
|
|
things = (client->req_len << 2) - sizeof(xRenderFillRectanglesReq);
|
|
if (things & 4)
|
|
return(BadLength);
|
|
things >>= 3;
|
|
|
|
CompositeRects (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 rc, ncolor;
|
|
|
|
REQUEST_SIZE_MATCH (xRenderCreateCursorReq);
|
|
LEGAL_NEW_RESOURCE(stuff->cid, client);
|
|
|
|
VERIFY_PICTURE (pSrc, stuff->src, client, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
if (!pSrc->pDrawable)
|
|
return BadDrawable;
|
|
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,
|
|
CREATE_PIXMAP_USAGE_SCRATCH);
|
|
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;
|
|
rc = AllocARGBCursor(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),
|
|
&pCursor, client, stuff->cid);
|
|
if (rc != Success)
|
|
return rc;
|
|
if (!AddResource(stuff->cid, RT_CURSOR, (pointer)pCursor))
|
|
return BadAlloc;
|
|
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int
|
|
ProcRenderSetPictureTransform (ClientPtr client)
|
|
{
|
|
REQUEST(xRenderSetPictureTransformReq);
|
|
PicturePtr pPicture;
|
|
int result;
|
|
|
|
REQUEST_SIZE_MATCH(xRenderSetPictureTransformReq);
|
|
VERIFY_PICTURE (pPicture, stuff->picture, client, DixSetAttrAccess,
|
|
RenderErrBase + BadPicture);
|
|
result = SetPictureTransform (pPicture, (PictTransform *) &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, len, total_bytes, rc;
|
|
INT16 *aliases;
|
|
char *names;
|
|
|
|
REQUEST_SIZE_MATCH(xRenderQueryFiltersReq);
|
|
rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
|
|
DixGetAttrAccess);
|
|
if (rc != Success)
|
|
return rc;
|
|
|
|
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 < 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, DixSetAttrAccess,
|
|
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);
|
|
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, DixReadAccess);
|
|
if (!cursors[i])
|
|
{
|
|
xfree (cursors);
|
|
client->errorValue = elt->cursor;
|
|
return BadCursor;
|
|
}
|
|
deltas[i] = elt->delay;
|
|
elt++;
|
|
}
|
|
ret = AnimCursorCreate (cursors, deltas, ncursor, &pCursor, client,
|
|
stuff->cid);
|
|
xfree (cursors);
|
|
if (ret != Success)
|
|
return ret;
|
|
|
|
if (AddResource (stuff->cid, RT_CURSOR, (pointer)pCursor))
|
|
return client->noClientException;
|
|
return BadAlloc;
|
|
}
|
|
|
|
static int
|
|
ProcRenderAddTraps (ClientPtr client)
|
|
{
|
|
int ntraps;
|
|
PicturePtr pPicture;
|
|
REQUEST(xRenderAddTrapsReq);
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderAddTrapsReq);
|
|
VERIFY_PICTURE (pPicture, stuff->picture, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
if (!pPicture->pDrawable)
|
|
return BadDrawable;
|
|
ntraps = (client->req_len << 2) - sizeof (xRenderAddTrapsReq);
|
|
if (ntraps % sizeof (xTrap))
|
|
return BadLength;
|
|
ntraps /= sizeof (xTrap);
|
|
if (ntraps)
|
|
AddTraps (pPicture,
|
|
stuff->xOff, stuff->yOff,
|
|
ntraps, (xTrap *) &stuff[1]);
|
|
return client->noClientException;
|
|
}
|
|
|
|
static int ProcRenderCreateSolidFill(ClientPtr client)
|
|
{
|
|
PicturePtr pPicture;
|
|
int error = 0;
|
|
REQUEST(xRenderCreateSolidFillReq);
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderCreateSolidFillReq);
|
|
|
|
LEGAL_NEW_RESOURCE(stuff->pid, client);
|
|
|
|
pPicture = CreateSolidPicture(stuff->pid, &stuff->color, &error);
|
|
if (!pPicture)
|
|
return error;
|
|
/* security creation/labeling check */
|
|
error = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pid, PictureType,
|
|
pPicture, RT_NONE, NULL, DixCreateAccess);
|
|
if (error != Success)
|
|
return error;
|
|
if (!AddResource (stuff->pid, PictureType, (pointer)pPicture))
|
|
return BadAlloc;
|
|
return Success;
|
|
}
|
|
|
|
static int ProcRenderCreateLinearGradient (ClientPtr client)
|
|
{
|
|
PicturePtr pPicture;
|
|
int len;
|
|
int error = 0;
|
|
xFixed *stops;
|
|
xRenderColor *colors;
|
|
REQUEST(xRenderCreateLinearGradientReq);
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderCreateLinearGradientReq);
|
|
|
|
LEGAL_NEW_RESOURCE(stuff->pid, client);
|
|
|
|
len = (client->req_len << 2) - sizeof(xRenderCreateLinearGradientReq);
|
|
if (len != stuff->nStops*(sizeof(xFixed) + sizeof(xRenderColor)))
|
|
return BadLength;
|
|
|
|
stops = (xFixed *)(stuff + 1);
|
|
colors = (xRenderColor *)(stops + stuff->nStops);
|
|
|
|
pPicture = CreateLinearGradientPicture (stuff->pid, &stuff->p1, &stuff->p2,
|
|
stuff->nStops, stops, colors, &error);
|
|
if (!pPicture)
|
|
return error;
|
|
/* security creation/labeling check */
|
|
error = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pid, PictureType,
|
|
pPicture, RT_NONE, NULL, DixCreateAccess);
|
|
if (error != Success)
|
|
return error;
|
|
if (!AddResource (stuff->pid, PictureType, (pointer)pPicture))
|
|
return BadAlloc;
|
|
return Success;
|
|
}
|
|
|
|
static int ProcRenderCreateRadialGradient (ClientPtr client)
|
|
{
|
|
PicturePtr pPicture;
|
|
int len;
|
|
int error = 0;
|
|
xFixed *stops;
|
|
xRenderColor *colors;
|
|
REQUEST(xRenderCreateRadialGradientReq);
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderCreateRadialGradientReq);
|
|
|
|
LEGAL_NEW_RESOURCE(stuff->pid, client);
|
|
|
|
len = (client->req_len << 2) - sizeof(xRenderCreateRadialGradientReq);
|
|
if (len != stuff->nStops*(sizeof(xFixed) + sizeof(xRenderColor)))
|
|
return BadLength;
|
|
|
|
stops = (xFixed *)(stuff + 1);
|
|
colors = (xRenderColor *)(stops + stuff->nStops);
|
|
|
|
pPicture = CreateRadialGradientPicture (stuff->pid, &stuff->inner, &stuff->outer,
|
|
stuff->inner_radius, stuff->outer_radius,
|
|
stuff->nStops, stops, colors, &error);
|
|
if (!pPicture)
|
|
return error;
|
|
/* security creation/labeling check */
|
|
error = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pid, PictureType,
|
|
pPicture, RT_NONE, NULL, DixCreateAccess);
|
|
if (error != Success)
|
|
return error;
|
|
if (!AddResource (stuff->pid, PictureType, (pointer)pPicture))
|
|
return BadAlloc;
|
|
return Success;
|
|
}
|
|
|
|
static int ProcRenderCreateConicalGradient (ClientPtr client)
|
|
{
|
|
PicturePtr pPicture;
|
|
int len;
|
|
int error = 0;
|
|
xFixed *stops;
|
|
xRenderColor *colors;
|
|
REQUEST(xRenderCreateConicalGradientReq);
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderCreateConicalGradientReq);
|
|
|
|
LEGAL_NEW_RESOURCE(stuff->pid, client);
|
|
|
|
len = (client->req_len << 2) - sizeof(xRenderCreateConicalGradientReq);
|
|
if (len != stuff->nStops*(sizeof(xFixed) + sizeof(xRenderColor)))
|
|
return BadLength;
|
|
|
|
stops = (xFixed *)(stuff + 1);
|
|
colors = (xRenderColor *)(stops + stuff->nStops);
|
|
|
|
pPicture = CreateConicalGradientPicture (stuff->pid, &stuff->center, stuff->angle,
|
|
stuff->nStops, stops, colors, &error);
|
|
if (!pPicture)
|
|
return error;
|
|
/* security creation/labeling check */
|
|
error = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pid, PictureType,
|
|
pPicture, RT_NONE, NULL, DixCreateAccess);
|
|
if (error != Success)
|
|
return error;
|
|
if (!AddResource (stuff->pid, PictureType, (pointer)pPicture))
|
|
return BadAlloc;
|
|
return Success;
|
|
}
|
|
|
|
|
|
static int
|
|
ProcRenderDispatch (ClientPtr client)
|
|
{
|
|
REQUEST(xReq);
|
|
|
|
if (stuff->data < RenderNumberRequests)
|
|
return (*ProcRenderVector[stuff->data]) (client);
|
|
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);
|
|
swaps(&stuff->xOrigin, n);
|
|
swaps(&stuff->yOrigin, 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 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
|
|
SProcRenderAddTraps (ClientPtr client)
|
|
{
|
|
register int n;
|
|
REQUEST (xRenderAddTrapsReq);
|
|
REQUEST_AT_LEAST_SIZE (xRenderAddTrapsReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
swapl(&stuff->picture, n);
|
|
swaps(&stuff->xOff, n);
|
|
swaps(&stuff->yOff, n);
|
|
SwapRestL(stuff);
|
|
return (*ProcRenderVector[stuff->renderReqType]) (client);
|
|
}
|
|
|
|
static int
|
|
SProcRenderCreateSolidFill(ClientPtr client)
|
|
{
|
|
register int n;
|
|
REQUEST (xRenderCreateSolidFillReq);
|
|
REQUEST_AT_LEAST_SIZE (xRenderCreateSolidFillReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
swapl(&stuff->pid, n);
|
|
swaps(&stuff->color.alpha, n);
|
|
swaps(&stuff->color.red, n);
|
|
swaps(&stuff->color.green, n);
|
|
swaps(&stuff->color.blue, n);
|
|
return (*ProcRenderVector[stuff->renderReqType]) (client);
|
|
}
|
|
|
|
static void swapStops(void *stuff, int n)
|
|
{
|
|
int i;
|
|
CARD32 *stops;
|
|
CARD16 *colors;
|
|
stops = (CARD32 *)(stuff);
|
|
for (i = 0; i < n; ++i) {
|
|
swapl(stops, n);
|
|
++stops;
|
|
}
|
|
colors = (CARD16 *)(stops);
|
|
for (i = 0; i < 4*n; ++i) {
|
|
swaps(stops, n);
|
|
++stops;
|
|
}
|
|
}
|
|
|
|
static int
|
|
SProcRenderCreateLinearGradient (ClientPtr client)
|
|
{
|
|
register int n;
|
|
int len;
|
|
REQUEST (xRenderCreateLinearGradientReq);
|
|
REQUEST_AT_LEAST_SIZE (xRenderCreateLinearGradientReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
swapl(&stuff->pid, n);
|
|
swapl(&stuff->p1.x, n);
|
|
swapl(&stuff->p1.y, n);
|
|
swapl(&stuff->p2.x, n);
|
|
swapl(&stuff->p2.y, n);
|
|
swapl(&stuff->nStops, n);
|
|
|
|
len = (client->req_len << 2) - sizeof(xRenderCreateLinearGradientReq);
|
|
if (len != stuff->nStops*(sizeof(xFixed) + sizeof(xRenderColor)))
|
|
return BadLength;
|
|
|
|
swapStops(stuff+1, stuff->nStops);
|
|
|
|
return (*ProcRenderVector[stuff->renderReqType]) (client);
|
|
}
|
|
|
|
static int
|
|
SProcRenderCreateRadialGradient (ClientPtr client)
|
|
{
|
|
register int n;
|
|
int len;
|
|
REQUEST (xRenderCreateRadialGradientReq);
|
|
REQUEST_AT_LEAST_SIZE (xRenderCreateRadialGradientReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
swapl(&stuff->pid, n);
|
|
swapl(&stuff->inner.x, n);
|
|
swapl(&stuff->inner.y, n);
|
|
swapl(&stuff->outer.x, n);
|
|
swapl(&stuff->outer.y, n);
|
|
swapl(&stuff->inner_radius, n);
|
|
swapl(&stuff->outer_radius, n);
|
|
swapl(&stuff->nStops, n);
|
|
|
|
len = (client->req_len << 2) - sizeof(xRenderCreateRadialGradientReq);
|
|
if (len != stuff->nStops*(sizeof(xFixed) + sizeof(xRenderColor)))
|
|
return BadLength;
|
|
|
|
swapStops(stuff+1, stuff->nStops);
|
|
|
|
return (*ProcRenderVector[stuff->renderReqType]) (client);
|
|
}
|
|
|
|
static int
|
|
SProcRenderCreateConicalGradient (ClientPtr client)
|
|
{
|
|
register int n;
|
|
int len;
|
|
REQUEST (xRenderCreateConicalGradientReq);
|
|
REQUEST_AT_LEAST_SIZE (xRenderCreateConicalGradientReq);
|
|
|
|
swaps(&stuff->length, n);
|
|
swapl(&stuff->pid, n);
|
|
swapl(&stuff->center.x, n);
|
|
swapl(&stuff->center.y, n);
|
|
swapl(&stuff->angle, n);
|
|
swapl(&stuff->nStops, n);
|
|
|
|
len = (client->req_len << 2) - sizeof(xRenderCreateConicalGradientReq);
|
|
if (len != stuff->nStops*(sizeof(xFixed) + sizeof(xRenderColor)))
|
|
return BadLength;
|
|
|
|
swapStops(stuff+1, stuff->nStops);
|
|
|
|
return (*ProcRenderVector[stuff->renderReqType]) (client);
|
|
}
|
|
|
|
static int
|
|
SProcRenderDispatch (ClientPtr client)
|
|
{
|
|
REQUEST(xReq);
|
|
|
|
if (stuff->data < RenderNumberRequests)
|
|
return (*SProcRenderVector[stuff->data]) (client);
|
|
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, DixWriteAccess)))
|
|
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, DixWriteAccess,
|
|
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, DixWriteAccess,
|
|
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
|
|
PanoramiXRenderSetPictureTransform (ClientPtr client)
|
|
{
|
|
REQUEST(xRenderSetPictureTransformReq);
|
|
int result = Success, j;
|
|
PanoramiXRes *pict;
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderSetPictureTransformReq);
|
|
|
|
VERIFY_XIN_PICTURE(pict, stuff->picture, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
|
|
FOR_NSCREENS_BACKWARD(j) {
|
|
stuff->picture = pict->info[j].id;
|
|
result = (*PanoramiXSaveRenderVector[X_RenderSetPictureTransform]) (client);
|
|
if(result != Success) break;
|
|
}
|
|
|
|
return (result);
|
|
}
|
|
|
|
static int
|
|
PanoramiXRenderSetPictureFilter (ClientPtr client)
|
|
{
|
|
REQUEST(xRenderSetPictureFilterReq);
|
|
int result = Success, j;
|
|
PanoramiXRes *pict;
|
|
|
|
REQUEST_AT_LEAST_SIZE(xRenderSetPictureFilterReq);
|
|
|
|
VERIFY_XIN_PICTURE(pict, stuff->picture, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
|
|
FOR_NSCREENS_BACKWARD(j) {
|
|
stuff->picture = pict->info[j].id;
|
|
result = (*PanoramiXSaveRenderVector[X_RenderSetPictureFilter]) (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, DixDestroyAccess,
|
|
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, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_XIN_ALPHA (msk, stuff->mask, client, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_XIN_PICTURE (dst, stuff->dst, client, DixWriteAccess,
|
|
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, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_XIN_PICTURE (dst, stuff->dst, client, DixWriteAccess,
|
|
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, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
extra_len = (client->req_len << 2) - sizeof (xRenderFillRectanglesReq);
|
|
if (extra_len &&
|
|
(extra = (char *) xalloc (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;
|
|
}
|
|
xfree(extra);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
static int
|
|
PanoramiXRenderTrapezoids(ClientPtr client)
|
|
{
|
|
PanoramiXRes *src, *dst;
|
|
int result = Success, j;
|
|
REQUEST(xRenderTrapezoidsReq);
|
|
char *extra;
|
|
int extra_len;
|
|
|
|
REQUEST_AT_LEAST_SIZE (xRenderTrapezoidsReq);
|
|
|
|
VERIFY_XIN_PICTURE (src, stuff->src, client, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_XIN_PICTURE (dst, stuff->dst, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
|
|
extra_len = (client->req_len << 2) - sizeof (xRenderTrapezoidsReq);
|
|
|
|
if (extra_len &&
|
|
(extra = (char *) xalloc (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) {
|
|
xTrapezoid *trap = (xTrapezoid *) (stuff + 1);
|
|
int i = extra_len / sizeof (xTrapezoid);
|
|
|
|
while (i--) {
|
|
trap->top -= y_off;
|
|
trap->bottom -= y_off;
|
|
trap->left.p1.x -= x_off;
|
|
trap->left.p1.y -= y_off;
|
|
trap->left.p2.x -= x_off;
|
|
trap->left.p2.y -= y_off;
|
|
trap->right.p1.x -= x_off;
|
|
trap->right.p1.y -= y_off;
|
|
trap->right.p2.x -= x_off;
|
|
trap->right.p2.y -= y_off;
|
|
trap++;
|
|
}
|
|
}
|
|
}
|
|
|
|
stuff->src = src->info[j].id;
|
|
stuff->dst = dst->info[j].id;
|
|
result =
|
|
(*PanoramiXSaveRenderVector[X_RenderTrapezoids]) (client);
|
|
|
|
if(result != Success) break;
|
|
}
|
|
|
|
xfree(extra);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
static int
|
|
PanoramiXRenderTriangles(ClientPtr client)
|
|
{
|
|
PanoramiXRes *src, *dst;
|
|
int result = Success, j;
|
|
REQUEST(xRenderTrianglesReq);
|
|
char *extra;
|
|
int extra_len;
|
|
|
|
REQUEST_AT_LEAST_SIZE (xRenderTrianglesReq);
|
|
|
|
VERIFY_XIN_PICTURE (src, stuff->src, client, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_XIN_PICTURE (dst, stuff->dst, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
|
|
extra_len = (client->req_len << 2) - sizeof (xRenderTrianglesReq);
|
|
|
|
if (extra_len &&
|
|
(extra = (char *) xalloc (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) {
|
|
xTriangle *tri = (xTriangle *) (stuff + 1);
|
|
int i = extra_len / sizeof (xTriangle);
|
|
|
|
while (i--) {
|
|
tri->p1.x -= x_off;
|
|
tri->p1.y -= y_off;
|
|
tri->p2.x -= x_off;
|
|
tri->p2.y -= y_off;
|
|
tri->p3.x -= x_off;
|
|
tri->p3.y -= y_off;
|
|
tri++;
|
|
}
|
|
}
|
|
}
|
|
|
|
stuff->src = src->info[j].id;
|
|
stuff->dst = dst->info[j].id;
|
|
result =
|
|
(*PanoramiXSaveRenderVector[X_RenderTriangles]) (client);
|
|
|
|
if(result != Success) break;
|
|
}
|
|
|
|
xfree(extra);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
static int
|
|
PanoramiXRenderTriStrip(ClientPtr client)
|
|
{
|
|
PanoramiXRes *src, *dst;
|
|
int result = Success, j;
|
|
REQUEST(xRenderTriStripReq);
|
|
char *extra;
|
|
int extra_len;
|
|
|
|
REQUEST_AT_LEAST_SIZE (xRenderTriStripReq);
|
|
|
|
VERIFY_XIN_PICTURE (src, stuff->src, client, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_XIN_PICTURE (dst, stuff->dst, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
|
|
extra_len = (client->req_len << 2) - sizeof (xRenderTriStripReq);
|
|
|
|
if (extra_len &&
|
|
(extra = (char *) xalloc (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) {
|
|
xPointFixed *fixed = (xPointFixed *) (stuff + 1);
|
|
int i = extra_len / sizeof (xPointFixed);
|
|
|
|
while (i--) {
|
|
fixed->x -= x_off;
|
|
fixed->y -= y_off;
|
|
fixed++;
|
|
}
|
|
}
|
|
}
|
|
|
|
stuff->src = src->info[j].id;
|
|
stuff->dst = dst->info[j].id;
|
|
result =
|
|
(*PanoramiXSaveRenderVector[X_RenderTriStrip]) (client);
|
|
|
|
if(result != Success) break;
|
|
}
|
|
|
|
xfree(extra);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
static int
|
|
PanoramiXRenderTriFan(ClientPtr client)
|
|
{
|
|
PanoramiXRes *src, *dst;
|
|
int result = Success, j;
|
|
REQUEST(xRenderTriFanReq);
|
|
char *extra;
|
|
int extra_len;
|
|
|
|
REQUEST_AT_LEAST_SIZE (xRenderTriFanReq);
|
|
|
|
VERIFY_XIN_PICTURE (src, stuff->src, client, DixReadAccess,
|
|
RenderErrBase + BadPicture);
|
|
VERIFY_XIN_PICTURE (dst, stuff->dst, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
|
|
extra_len = (client->req_len << 2) - sizeof (xRenderTriFanReq);
|
|
|
|
if (extra_len &&
|
|
(extra = (char *) xalloc (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) {
|
|
xPointFixed *fixed = (xPointFixed *) (stuff + 1);
|
|
int i = extra_len / sizeof (xPointFixed);
|
|
|
|
while (i--) {
|
|
fixed->x -= x_off;
|
|
fixed->y -= y_off;
|
|
fixed++;
|
|
}
|
|
}
|
|
}
|
|
|
|
stuff->src = src->info[j].id;
|
|
stuff->dst = dst->info[j].id;
|
|
result =
|
|
(*PanoramiXSaveRenderVector[X_RenderTriFan]) (client);
|
|
|
|
if(result != Success) break;
|
|
}
|
|
|
|
xfree(extra);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
static int
|
|
PanoramiXRenderAddTraps (ClientPtr client)
|
|
{
|
|
PanoramiXRes *picture;
|
|
int result = Success, j;
|
|
REQUEST(xRenderAddTrapsReq);
|
|
char *extra;
|
|
int extra_len;
|
|
INT16 x_off, y_off;
|
|
|
|
REQUEST_AT_LEAST_SIZE (xRenderAddTrapsReq);
|
|
VERIFY_XIN_PICTURE (picture, stuff->picture, client, DixWriteAccess,
|
|
RenderErrBase + BadPicture);
|
|
extra_len = (client->req_len << 2) - sizeof (xRenderAddTrapsReq);
|
|
if (extra_len &&
|
|
(extra = (char *) xalloc (extra_len)))
|
|
{
|
|
memcpy (extra, stuff + 1, extra_len);
|
|
x_off = stuff->xOff;
|
|
y_off = stuff->yOff;
|
|
FOR_NSCREENS_FORWARD(j) {
|
|
if (j) memcpy (stuff + 1, extra, extra_len);
|
|
stuff->picture = picture->info[j].id;
|
|
|
|
if (picture->u.pict.root)
|
|
{
|
|
stuff->xOff = x_off + panoramiXdataPtr[j].x;
|
|
stuff->yOff = y_off + panoramiXdataPtr[j].y;
|
|
}
|
|
result = (*PanoramiXSaveRenderVector[X_RenderAddTraps]) (client);
|
|
if(result != Success) break;
|
|
}
|
|
xfree(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_RenderSetPictureTransform] = PanoramiXRenderSetPictureTransform;
|
|
ProcRenderVector[X_RenderSetPictureFilter] = PanoramiXRenderSetPictureFilter;
|
|
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;
|
|
|
|
ProcRenderVector[X_RenderTrapezoids] = PanoramiXRenderTrapezoids;
|
|
ProcRenderVector[X_RenderTriangles] = PanoramiXRenderTriangles;
|
|
ProcRenderVector[X_RenderTriStrip] = PanoramiXRenderTriStrip;
|
|
ProcRenderVector[X_RenderTriFan] = PanoramiXRenderTriFan;
|
|
ProcRenderVector[X_RenderAddTraps] = PanoramiXRenderAddTraps;
|
|
}
|
|
|
|
void
|
|
PanoramiXRenderReset (void)
|
|
{
|
|
int i;
|
|
for (i = 0; i < RenderNumberRequests; i++)
|
|
ProcRenderVector[i] = PanoramiXSaveRenderVector[i];
|
|
}
|
|
|
|
#endif /* PANORAMIX */
|