2003-11-14 17:48:57 +01:00
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/*
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*
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2004-12-04 01:43:13 +01:00
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* Copyright © 2000 SuSE, Inc.
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2003-11-14 17:48:57 +01:00
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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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2005-07-03 09:02:09 +02:00
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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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2005-07-03 10:53:54 +02:00
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#include "misc.h"
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2003-11-14 17:48:57 +01:00
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#include "scrnintstr.h"
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2005-07-03 10:53:54 +02:00
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#include "os.h"
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2003-11-14 17:48:57 +01:00
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#include "regionstr.h"
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#include "validate.h"
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#include "windowstr.h"
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#include "input.h"
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#include "resource.h"
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#include "colormapst.h"
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#include "cursorstr.h"
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#include "dixstruct.h"
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#include "gcstruct.h"
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#include "servermd.h"
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#include "picturestr.h"
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#include "glyphstr.h"
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2008-06-08 19:13:47 +02:00
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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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2003-11-14 17:48:57 +01:00
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/*
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* From Knuth -- a good choice for hash/rehash values is p, p-2 where
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* p and p-2 are both prime. These tables are sized to have an extra 10%
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* free to avoid exponential performance degradation as the hash table fills
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*/
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static GlyphHashSetRec glyphHashSets[] = {
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{ 32, 43, 41 },
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{ 64, 73, 71 },
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{ 128, 151, 149 },
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{ 256, 283, 281 },
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{ 512, 571, 569 },
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{ 1024, 1153, 1151 },
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{ 2048, 2269, 2267 },
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{ 4096, 4519, 4517 },
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{ 8192, 9013, 9011 },
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{ 16384, 18043, 18041 },
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{ 32768, 36109, 36107 },
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{ 65536, 72091, 72089 },
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{ 131072, 144409, 144407 },
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{ 262144, 288361, 288359 },
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{ 524288, 576883, 576881 },
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{ 1048576, 1153459, 1153457 },
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{ 2097152, 2307163, 2307161 },
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{ 4194304, 4613893, 4613891 },
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{ 8388608, 9227641, 9227639 },
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{ 16777216, 18455029, 18455027 },
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{ 33554432, 36911011, 36911009 },
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{ 67108864, 73819861, 73819859 },
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{ 134217728, 147639589, 147639587 },
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{ 268435456, 295279081, 295279079 },
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{ 536870912, 590559793, 590559791 }
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};
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#define NGLYPHHASHSETS (sizeof(glyphHashSets)/sizeof(glyphHashSets[0]))
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2007-03-25 18:27:01 +02:00
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static const CARD8 glyphDepths[GlyphFormatNum] = { 1, 4, 8, 16, 32 };
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2003-11-14 17:48:57 +01:00
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2007-03-25 18:27:01 +02:00
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static GlyphHashRec globalGlyphs[GlyphFormatNum];
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2003-11-14 17:48:57 +01:00
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2007-03-25 18:27:01 +02:00
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static int globalTotalGlyphPrivateSize = 0;
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2006-01-03 23:06:23 +01:00
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static int glyphPrivateCount = 0;
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void
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2007-04-09 23:33:15 +02:00
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ResetGlyphPrivates (void)
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2006-01-03 23:06:23 +01:00
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{
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glyphPrivateCount = 0;
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}
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int
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2007-04-09 23:33:15 +02:00
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AllocateGlyphPrivateIndex (void)
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2006-01-03 23:06:23 +01:00
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{
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return glyphPrivateCount++;
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}
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Bool
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AllocateGlyphPrivate (ScreenPtr pScreen,
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int index2,
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unsigned amount)
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{
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PictureScreenPtr ps;
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unsigned oldamount;
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ps = GetPictureScreenIfSet (pScreen);
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if (!ps)
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return FALSE;
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/* Round up sizes for proper alignment */
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amount = ((amount + (sizeof (DevUnion) - 1)) / sizeof (DevUnion)) *
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sizeof (DevUnion);
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if (index2 >= ps->glyphPrivateLen)
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{
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unsigned *nsizes;
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nsizes = (unsigned *) xrealloc (ps->glyphPrivateSizes,
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(index2 + 1) * sizeof (unsigned));
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if (!nsizes)
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return FALSE;
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while (ps->glyphPrivateLen <= index2)
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{
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nsizes[ps->glyphPrivateLen++] = 0;
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ps->totalGlyphPrivateSize += sizeof (DevUnion);
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}
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ps->glyphPrivateSizes = nsizes;
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}
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oldamount = ps->glyphPrivateSizes[index2];
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if (amount > oldamount)
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{
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ps->glyphPrivateSizes[index2] = amount;
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ps->totalGlyphPrivateSize += (amount - oldamount);
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}
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ps->totalGlyphPrivateSize = BitmapBytePad (ps->totalGlyphPrivateSize * 8);
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return TRUE;
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}
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static void
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SetGlyphScreenPrivateOffsets (void)
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{
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PictureScreenPtr ps;
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int offset = 0;
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int i;
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for (i = 0; i < screenInfo.numScreens; i++)
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{
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ps = GetPictureScreenIfSet (screenInfo.screens[i]);
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if (ps && ps->totalGlyphPrivateSize)
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{
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ps->glyphPrivateOffset = offset;
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offset += ps->totalGlyphPrivateSize / sizeof (DevUnion);
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}
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}
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}
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static void
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SetGlyphPrivatePointers (GlyphPtr glyph)
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{
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PictureScreenPtr ps;
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int i;
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char *ptr;
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DevUnion *ppriv;
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unsigned *sizes;
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unsigned size;
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int len;
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for (i = 0; i < screenInfo.numScreens; i++)
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{
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ps = GetPictureScreenIfSet (screenInfo.screens[i]);
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if (ps && ps->totalGlyphPrivateSize)
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{
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ppriv = glyph->devPrivates + ps->glyphPrivateOffset;
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sizes = ps->glyphPrivateSizes;
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ptr = (char *) (ppriv + ps->glyphPrivateLen);
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for (len = ps->glyphPrivateLen; --len >= 0; ppriv++, sizes++)
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{
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if ((size = *sizes) != 0)
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{
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ppriv->ptr = (pointer) ptr;
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ptr += size;
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}
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else
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ppriv->ptr = (pointer) 0;
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}
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}
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}
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}
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static Bool
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ReallocGlobalGlyphPrivate (GlyphPtr glyph)
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{
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PictureScreenPtr ps;
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DevUnion *devPrivates;
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char *ptr;
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int i;
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devPrivates = xalloc (globalTotalGlyphPrivateSize);
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if (!devPrivates)
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return FALSE;
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ptr = (char *) devPrivates;
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for (i = 0; i < screenInfo.numScreens; i++)
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{
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ps = GetPictureScreenIfSet (screenInfo.screens[i]);
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if (ps && ps->totalGlyphPrivateSize)
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{
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if (ps->glyphPrivateOffset != -1)
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{
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memcpy (ptr, glyph->devPrivates + ps->glyphPrivateOffset,
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ps->totalGlyphPrivateSize);
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}
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else if (ps->totalGlyphPrivateSize)
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{
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memset (ptr, 0, ps->totalGlyphPrivateSize);
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}
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ptr += ps->totalGlyphPrivateSize;
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}
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}
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if (glyph->devPrivates)
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xfree (glyph->devPrivates);
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glyph->devPrivates = devPrivates;
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return TRUE;
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}
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Bool
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GlyphInit (ScreenPtr pScreen)
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{
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PictureScreenPtr ps = GetPictureScreen (pScreen);
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ps->totalGlyphPrivateSize = 0;
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ps->glyphPrivateSizes = 0;
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ps->glyphPrivateLen = 0;
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ps->glyphPrivateOffset = -1;
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return TRUE;
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}
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Bool
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GlyphFinishInit (ScreenPtr pScreen)
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{
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PictureScreenPtr ps = GetPictureScreen (pScreen);
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if (ps->totalGlyphPrivateSize)
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{
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GlyphPtr glyph;
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int fdepth, i;
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globalTotalGlyphPrivateSize += ps->totalGlyphPrivateSize;
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for (fdepth = 0; fdepth < GlyphFormatNum; fdepth++)
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{
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if (!globalGlyphs[fdepth].hashSet)
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continue;
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for (i = 0; i < globalGlyphs[fdepth].hashSet->size; i++)
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{
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glyph = globalGlyphs[fdepth].table[i].glyph;
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if (glyph && glyph != DeletedGlyph)
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{
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if (!ReallocGlobalGlyphPrivate (glyph))
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return FALSE;
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}
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}
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}
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SetGlyphScreenPrivateOffsets ();
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for (fdepth = 0; fdepth < GlyphFormatNum; fdepth++)
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{
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if (!globalGlyphs[fdepth].hashSet)
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continue;
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for (i = 0; i < globalGlyphs[fdepth].hashSet->size; i++)
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{
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glyph = globalGlyphs[fdepth].table[i].glyph;
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if (glyph && glyph != DeletedGlyph)
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{
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SetGlyphPrivatePointers (glyph);
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if (!(*ps->RealizeGlyph) (pScreen, glyph))
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return FALSE;
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}
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}
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}
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}
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else
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ps->glyphPrivateOffset = 0;
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return TRUE;
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}
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void
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GlyphUninit (ScreenPtr pScreen)
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{
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PictureScreenPtr ps = GetPictureScreen (pScreen);
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GlyphPtr glyph;
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int fdepth, i;
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globalTotalGlyphPrivateSize -= ps->totalGlyphPrivateSize;
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for (fdepth = 0; fdepth < GlyphFormatNum; fdepth++)
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{
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if (!globalGlyphs[fdepth].hashSet)
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continue;
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for (i = 0; i < globalGlyphs[fdepth].hashSet->size; i++)
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{
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glyph = globalGlyphs[fdepth].table[i].glyph;
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if (glyph && glyph != DeletedGlyph)
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{
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(*ps->UnrealizeGlyph) (pScreen, glyph);
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if (globalTotalGlyphPrivateSize)
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{
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if (!ReallocGlobalGlyphPrivate (glyph))
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return;
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}
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else
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{
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if (glyph->devPrivates)
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xfree (glyph->devPrivates);
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glyph->devPrivates = NULL;
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}
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}
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}
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}
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if (globalTotalGlyphPrivateSize)
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SetGlyphScreenPrivateOffsets ();
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for (fdepth = 0; fdepth < GlyphFormatNum; fdepth++)
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{
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if (!globalGlyphs[fdepth].hashSet)
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continue;
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for (i = 0; i < globalGlyphs[fdepth].hashSet->size; i++)
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{
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glyph = globalGlyphs[fdepth].table[i].glyph;
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if (glyph && glyph != DeletedGlyph)
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{
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if (globalTotalGlyphPrivateSize)
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SetGlyphPrivatePointers (glyph);
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}
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}
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}
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if (ps->glyphPrivateSizes)
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xfree (ps->glyphPrivateSizes);
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}
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2003-11-14 17:48:57 +01:00
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GlyphHashSetPtr
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FindGlyphHashSet (CARD32 filled)
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{
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int i;
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for (i = 0; i < NGLYPHHASHSETS; i++)
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if (glyphHashSets[i].entries >= filled)
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return &glyphHashSets[i];
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return 0;
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}
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|
2004-06-30 22:06:56 +02:00
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|
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static int _GlyphSetPrivateAllocateIndex = 0;
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int
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AllocateGlyphSetPrivateIndex (void)
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{
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return _GlyphSetPrivateAllocateIndex++;
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}
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void
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ResetGlyphSetPrivateIndex (void)
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{
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_GlyphSetPrivateAllocateIndex = 0;
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}
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|
|
Bool
|
|
|
|
_GlyphSetSetNewPrivate (GlyphSetPtr glyphSet, int n, pointer ptr)
|
|
|
|
{
|
|
|
|
pointer *new;
|
|
|
|
|
|
|
|
if (n > glyphSet->maxPrivate) {
|
|
|
|
if (glyphSet->devPrivates &&
|
|
|
|
glyphSet->devPrivates != (pointer)(&glyphSet[1])) {
|
|
|
|
new = (pointer *) xrealloc (glyphSet->devPrivates,
|
|
|
|
(n + 1) * sizeof (pointer));
|
|
|
|
if (!new)
|
|
|
|
return FALSE;
|
|
|
|
} else {
|
|
|
|
new = (pointer *) xalloc ((n + 1) * sizeof (pointer));
|
|
|
|
if (!new)
|
|
|
|
return FALSE;
|
|
|
|
if (glyphSet->devPrivates)
|
|
|
|
memcpy (new,
|
|
|
|
glyphSet->devPrivates,
|
|
|
|
(glyphSet->maxPrivate + 1) * sizeof (pointer));
|
|
|
|
}
|
|
|
|
glyphSet->devPrivates = new;
|
|
|
|
/* Zero out new, uninitialize privates */
|
|
|
|
while (++glyphSet->maxPrivate < n)
|
|
|
|
glyphSet->devPrivates[glyphSet->maxPrivate] = (pointer)0;
|
|
|
|
}
|
|
|
|
glyphSet->devPrivates[n] = ptr;
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
2003-11-14 17:48:57 +01:00
|
|
|
GlyphRefPtr
|
|
|
|
FindGlyphRef (GlyphHashPtr hash, CARD32 signature, Bool match, GlyphPtr compare)
|
|
|
|
{
|
|
|
|
CARD32 elt, step, s;
|
|
|
|
GlyphPtr glyph;
|
|
|
|
GlyphRefPtr table, gr, del;
|
|
|
|
CARD32 tableSize = hash->hashSet->size;
|
|
|
|
|
|
|
|
table = hash->table;
|
|
|
|
elt = signature % tableSize;
|
|
|
|
step = 0;
|
|
|
|
del = 0;
|
|
|
|
for (;;)
|
|
|
|
{
|
|
|
|
gr = &table[elt];
|
|
|
|
s = gr->signature;
|
|
|
|
glyph = gr->glyph;
|
|
|
|
if (!glyph)
|
|
|
|
{
|
|
|
|
if (del)
|
|
|
|
gr = del;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (glyph == DeletedGlyph)
|
|
|
|
{
|
|
|
|
if (!del)
|
|
|
|
del = gr;
|
|
|
|
else if (gr == del)
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
else if (s == signature &&
|
|
|
|
(!match ||
|
|
|
|
memcmp (&compare->info, &glyph->info, compare->size) == 0))
|
|
|
|
{
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
if (!step)
|
|
|
|
{
|
|
|
|
step = signature % hash->hashSet->rehash;
|
|
|
|
if (!step)
|
|
|
|
step = 1;
|
|
|
|
}
|
|
|
|
elt += step;
|
|
|
|
if (elt >= tableSize)
|
|
|
|
elt -= tableSize;
|
|
|
|
}
|
|
|
|
return gr;
|
|
|
|
}
|
|
|
|
|
|
|
|
CARD32
|
|
|
|
HashGlyph (GlyphPtr glyph)
|
|
|
|
{
|
|
|
|
CARD32 *bits = (CARD32 *) &(glyph->info);
|
|
|
|
CARD32 hash;
|
|
|
|
int n = glyph->size / sizeof (CARD32);
|
|
|
|
|
|
|
|
hash = 0;
|
|
|
|
while (n--)
|
|
|
|
hash ^= *bits++;
|
|
|
|
return hash;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef CHECK_DUPLICATES
|
|
|
|
void
|
|
|
|
DuplicateRef (GlyphPtr glyph, char *where)
|
|
|
|
{
|
|
|
|
ErrorF ("Duplicate Glyph 0x%x from %s\n", glyph, where);
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
CheckDuplicates (GlyphHashPtr hash, char *where)
|
|
|
|
{
|
|
|
|
GlyphPtr g;
|
|
|
|
int i, j;
|
|
|
|
|
|
|
|
for (i = 0; i < hash->hashSet->size; i++)
|
|
|
|
{
|
|
|
|
g = hash->table[i].glyph;
|
|
|
|
if (!g || g == DeletedGlyph)
|
|
|
|
continue;
|
|
|
|
for (j = i + 1; j < hash->hashSet->size; j++)
|
|
|
|
if (hash->table[j].glyph == g)
|
|
|
|
DuplicateRef (g, where);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
#define CheckDuplicates(a,b)
|
|
|
|
#define DuplicateRef(a,b)
|
|
|
|
#endif
|
|
|
|
|
|
|
|
void
|
|
|
|
FreeGlyph (GlyphPtr glyph, int format)
|
|
|
|
{
|
|
|
|
CheckDuplicates (&globalGlyphs[format], "FreeGlyph");
|
|
|
|
if (--glyph->refcnt == 0)
|
|
|
|
{
|
2006-01-03 23:06:23 +01:00
|
|
|
PictureScreenPtr ps;
|
|
|
|
GlyphRefPtr gr;
|
|
|
|
int i;
|
|
|
|
int first;
|
2003-11-14 17:48:57 +01:00
|
|
|
|
|
|
|
first = -1;
|
|
|
|
for (i = 0; i < globalGlyphs[format].hashSet->size; i++)
|
|
|
|
if (globalGlyphs[format].table[i].glyph == glyph)
|
|
|
|
{
|
|
|
|
if (first != -1)
|
|
|
|
DuplicateRef (glyph, "FreeGlyph check");
|
|
|
|
first = i;
|
|
|
|
}
|
|
|
|
|
|
|
|
gr = FindGlyphRef (&globalGlyphs[format],
|
|
|
|
HashGlyph (glyph), TRUE, glyph);
|
|
|
|
if (gr - globalGlyphs[format].table != first)
|
|
|
|
DuplicateRef (glyph, "Found wrong one");
|
|
|
|
if (gr->glyph && gr->glyph != DeletedGlyph)
|
|
|
|
{
|
|
|
|
gr->glyph = DeletedGlyph;
|
|
|
|
gr->signature = 0;
|
|
|
|
globalGlyphs[format].tableEntries--;
|
|
|
|
}
|
2006-01-03 23:06:23 +01:00
|
|
|
|
|
|
|
for (i = 0; i < screenInfo.numScreens; i++)
|
|
|
|
{
|
|
|
|
ps = GetPictureScreenIfSet (screenInfo.screens[i]);
|
|
|
|
if (ps)
|
|
|
|
(*ps->UnrealizeGlyph) (screenInfo.screens[i], glyph);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (glyph->devPrivates)
|
|
|
|
xfree (glyph->devPrivates);
|
2003-11-14 17:48:57 +01:00
|
|
|
xfree (glyph);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void
|
|
|
|
AddGlyph (GlyphSetPtr glyphSet, GlyphPtr glyph, Glyph id)
|
|
|
|
{
|
|
|
|
GlyphRefPtr gr;
|
|
|
|
CARD32 hash;
|
|
|
|
|
|
|
|
CheckDuplicates (&globalGlyphs[glyphSet->fdepth], "AddGlyph top global");
|
|
|
|
/* Locate existing matching glyph */
|
|
|
|
hash = HashGlyph (glyph);
|
|
|
|
gr = FindGlyphRef (&globalGlyphs[glyphSet->fdepth], hash, TRUE, glyph);
|
|
|
|
if (gr->glyph && gr->glyph != DeletedGlyph)
|
|
|
|
{
|
2006-01-03 23:06:23 +01:00
|
|
|
PictureScreenPtr ps;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
for (i = 0; i < screenInfo.numScreens; i++)
|
|
|
|
{
|
|
|
|
ps = GetPictureScreenIfSet (screenInfo.screens[i]);
|
|
|
|
if (ps)
|
|
|
|
(*ps->UnrealizeGlyph) (screenInfo.screens[i], glyph);
|
|
|
|
}
|
|
|
|
if (glyph->devPrivates)
|
|
|
|
xfree (glyph->devPrivates);
|
2003-11-14 17:48:57 +01:00
|
|
|
xfree (glyph);
|
|
|
|
glyph = gr->glyph;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
gr->glyph = glyph;
|
|
|
|
gr->signature = hash;
|
|
|
|
globalGlyphs[glyphSet->fdepth].tableEntries++;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Insert/replace glyphset value */
|
|
|
|
gr = FindGlyphRef (&glyphSet->hash, id, FALSE, 0);
|
|
|
|
++glyph->refcnt;
|
|
|
|
if (gr->glyph && gr->glyph != DeletedGlyph)
|
|
|
|
FreeGlyph (gr->glyph, glyphSet->fdepth);
|
|
|
|
else
|
|
|
|
glyphSet->hash.tableEntries++;
|
|
|
|
gr->glyph = glyph;
|
|
|
|
gr->signature = id;
|
|
|
|
CheckDuplicates (&globalGlyphs[glyphSet->fdepth], "AddGlyph bottom");
|
|
|
|
}
|
|
|
|
|
|
|
|
Bool
|
|
|
|
DeleteGlyph (GlyphSetPtr glyphSet, Glyph id)
|
|
|
|
{
|
|
|
|
GlyphRefPtr gr;
|
|
|
|
GlyphPtr glyph;
|
|
|
|
|
|
|
|
gr = FindGlyphRef (&glyphSet->hash, id, FALSE, 0);
|
|
|
|
glyph = gr->glyph;
|
|
|
|
if (glyph && glyph != DeletedGlyph)
|
|
|
|
{
|
|
|
|
gr->glyph = DeletedGlyph;
|
|
|
|
glyphSet->hash.tableEntries--;
|
|
|
|
FreeGlyph (glyph, glyphSet->fdepth);
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
GlyphPtr
|
|
|
|
FindGlyph (GlyphSetPtr glyphSet, Glyph id)
|
|
|
|
{
|
|
|
|
GlyphPtr glyph;
|
|
|
|
|
|
|
|
glyph = FindGlyphRef (&glyphSet->hash, id, FALSE, 0)->glyph;
|
|
|
|
if (glyph == DeletedGlyph)
|
|
|
|
glyph = 0;
|
|
|
|
return glyph;
|
|
|
|
}
|
|
|
|
|
|
|
|
GlyphPtr
|
|
|
|
AllocateGlyph (xGlyphInfo *gi, int fdepth)
|
|
|
|
{
|
2006-01-03 23:06:23 +01:00
|
|
|
PictureScreenPtr ps;
|
|
|
|
int size;
|
|
|
|
GlyphPtr glyph;
|
|
|
|
int i;
|
2008-06-08 19:13:47 +02:00
|
|
|
size_t padded_width;
|
|
|
|
|
|
|
|
padded_width = PixmapBytePad (gi->width, glyphDepths[fdepth]);
|
|
|
|
if (gi->height && padded_width > (UINT32_MAX - sizeof(GlyphRec))/gi->height)
|
|
|
|
return 0;
|
|
|
|
size = gi->height * padded_width;
|
2003-11-14 17:48:57 +01:00
|
|
|
glyph = (GlyphPtr) xalloc (size + sizeof (GlyphRec));
|
|
|
|
if (!glyph)
|
|
|
|
return 0;
|
|
|
|
glyph->refcnt = 0;
|
|
|
|
glyph->size = size + sizeof (xGlyphInfo);
|
|
|
|
glyph->info = *gi;
|
2006-01-03 23:06:23 +01:00
|
|
|
|
|
|
|
if (globalTotalGlyphPrivateSize)
|
|
|
|
{
|
|
|
|
glyph->devPrivates = xalloc (globalTotalGlyphPrivateSize);
|
|
|
|
if (!glyph->devPrivates)
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
SetGlyphPrivatePointers (glyph);
|
|
|
|
} else
|
|
|
|
glyph->devPrivates = NULL;
|
|
|
|
|
|
|
|
for (i = 0; i < screenInfo.numScreens; i++)
|
|
|
|
{
|
|
|
|
ps = GetPictureScreenIfSet (screenInfo.screens[i]);
|
|
|
|
if (ps)
|
|
|
|
{
|
|
|
|
if (!(*ps->RealizeGlyph) (screenInfo.screens[i], glyph))
|
|
|
|
{
|
|
|
|
while (i--)
|
|
|
|
{
|
|
|
|
ps = GetPictureScreenIfSet (screenInfo.screens[i]);
|
|
|
|
if (ps)
|
|
|
|
(*ps->UnrealizeGlyph) (screenInfo.screens[i], glyph);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (glyph->devPrivates)
|
|
|
|
xfree (glyph->devPrivates);
|
|
|
|
xfree (glyph);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2003-11-14 17:48:57 +01:00
|
|
|
return glyph;
|
|
|
|
}
|
|
|
|
|
|
|
|
Bool
|
|
|
|
AllocateGlyphHash (GlyphHashPtr hash, GlyphHashSetPtr hashSet)
|
|
|
|
{
|
|
|
|
hash->table = (GlyphRefPtr) xalloc (hashSet->size * sizeof (GlyphRefRec));
|
|
|
|
if (!hash->table)
|
|
|
|
return FALSE;
|
|
|
|
memset (hash->table, 0, hashSet->size * sizeof (GlyphRefRec));
|
|
|
|
hash->hashSet = hashSet;
|
|
|
|
hash->tableEntries = 0;
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
Bool
|
|
|
|
ResizeGlyphHash (GlyphHashPtr hash, CARD32 change, Bool global)
|
|
|
|
{
|
|
|
|
CARD32 tableEntries;
|
|
|
|
GlyphHashSetPtr hashSet;
|
|
|
|
GlyphHashRec newHash;
|
|
|
|
GlyphRefPtr gr;
|
|
|
|
GlyphPtr glyph;
|
|
|
|
int i;
|
|
|
|
int oldSize;
|
|
|
|
CARD32 s;
|
|
|
|
|
|
|
|
tableEntries = hash->tableEntries + change;
|
|
|
|
hashSet = FindGlyphHashSet (tableEntries);
|
|
|
|
if (hashSet == hash->hashSet)
|
|
|
|
return TRUE;
|
|
|
|
if (global)
|
|
|
|
CheckDuplicates (hash, "ResizeGlyphHash top");
|
|
|
|
if (!AllocateGlyphHash (&newHash, hashSet))
|
|
|
|
return FALSE;
|
|
|
|
if (hash->table)
|
|
|
|
{
|
|
|
|
oldSize = hash->hashSet->size;
|
|
|
|
for (i = 0; i < oldSize; i++)
|
|
|
|
{
|
|
|
|
glyph = hash->table[i].glyph;
|
|
|
|
if (glyph && glyph != DeletedGlyph)
|
|
|
|
{
|
|
|
|
s = hash->table[i].signature;
|
|
|
|
gr = FindGlyphRef (&newHash, s, global, glyph);
|
|
|
|
gr->signature = s;
|
|
|
|
gr->glyph = glyph;
|
|
|
|
++newHash.tableEntries;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
xfree (hash->table);
|
|
|
|
}
|
|
|
|
*hash = newHash;
|
|
|
|
if (global)
|
|
|
|
CheckDuplicates (hash, "ResizeGlyphHash bottom");
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
Bool
|
|
|
|
ResizeGlyphSet (GlyphSetPtr glyphSet, CARD32 change)
|
|
|
|
{
|
|
|
|
return (ResizeGlyphHash (&glyphSet->hash, change, FALSE) &&
|
|
|
|
ResizeGlyphHash (&globalGlyphs[glyphSet->fdepth], change, TRUE));
|
|
|
|
}
|
|
|
|
|
|
|
|
GlyphSetPtr
|
|
|
|
AllocateGlyphSet (int fdepth, PictFormatPtr format)
|
|
|
|
{
|
|
|
|
GlyphSetPtr glyphSet;
|
2004-06-30 22:06:56 +02:00
|
|
|
int size;
|
2003-11-14 17:48:57 +01:00
|
|
|
|
|
|
|
if (!globalGlyphs[fdepth].hashSet)
|
|
|
|
{
|
|
|
|
if (!AllocateGlyphHash (&globalGlyphs[fdepth], &glyphHashSets[0]))
|
|
|
|
return FALSE;
|
|
|
|
}
|
2004-06-30 22:06:56 +02:00
|
|
|
|
|
|
|
size = (sizeof (GlyphSetRec) +
|
|
|
|
(sizeof (pointer) * _GlyphSetPrivateAllocateIndex));
|
|
|
|
glyphSet = xalloc (size);
|
2003-11-14 17:48:57 +01:00
|
|
|
if (!glyphSet)
|
|
|
|
return FALSE;
|
2004-06-30 22:06:56 +02:00
|
|
|
bzero((char *)glyphSet, size);
|
|
|
|
glyphSet->maxPrivate = _GlyphSetPrivateAllocateIndex - 1;
|
|
|
|
if (_GlyphSetPrivateAllocateIndex)
|
|
|
|
glyphSet->devPrivates = (pointer)(&glyphSet[1]);
|
|
|
|
|
2003-11-14 17:48:57 +01:00
|
|
|
if (!AllocateGlyphHash (&glyphSet->hash, &glyphHashSets[0]))
|
|
|
|
{
|
|
|
|
xfree (glyphSet);
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
glyphSet->refcnt = 1;
|
|
|
|
glyphSet->fdepth = fdepth;
|
|
|
|
glyphSet->format = format;
|
|
|
|
return glyphSet;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
FreeGlyphSet (pointer value,
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|
XID gid)
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|
{
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|
GlyphSetPtr glyphSet = (GlyphSetPtr) value;
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if (--glyphSet->refcnt == 0)
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|
{
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|
CARD32 i, tableSize = glyphSet->hash.hashSet->size;
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|
GlyphRefPtr table = glyphSet->hash.table;
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|
GlyphPtr glyph;
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for (i = 0; i < tableSize; i++)
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{
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|
glyph = table[i].glyph;
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if (glyph && glyph != DeletedGlyph)
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FreeGlyph (glyph, glyphSet->fdepth);
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}
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if (!globalGlyphs[glyphSet->fdepth].tableEntries)
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|
{
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|
xfree (globalGlyphs[glyphSet->fdepth].table);
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|
globalGlyphs[glyphSet->fdepth].table = 0;
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|
globalGlyphs[glyphSet->fdepth].hashSet = 0;
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}
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else
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|
ResizeGlyphHash (&globalGlyphs[glyphSet->fdepth], 0, TRUE);
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|
xfree (table);
|
2004-06-30 22:06:56 +02:00
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if (glyphSet->devPrivates &&
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|
glyphSet->devPrivates != (pointer)(&glyphSet[1]))
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xfree(glyphSet->devPrivates);
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2003-11-14 17:48:57 +01:00
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xfree (glyphSet);
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|
}
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|
return Success;
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|
|
|
}
|