mirror of
https://github.com/reactos/reactos.git
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662 lines
19 KiB
C
662 lines
19 KiB
C
/*
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* ReactOS W32 Subsystem
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* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 ReactOS Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* $Id: dib16bpp.c,v 1.24 2004/04/06 21:53:48 weiden Exp $ */
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#undef WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#include <stdlib.h>
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#include <math.h>
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#include <debug.h>
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#include <ddk/winddi.h>
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#include <win32k/bitmaps.h>
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#include <win32k/brush.h>
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#include <win32k/debug.h>
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#include <include/object.h>
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#include "../eng/objects.h"
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#include "dib.h"
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VOID
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DIB_16BPP_PutPixel(PSURFOBJ SurfObj, LONG x, LONG y, ULONG c)
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{
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PBYTE byteaddr = SurfObj->pvScan0 + y * SurfObj->lDelta;
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PWORD addr = (PWORD)byteaddr + x;
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*addr = (WORD)c;
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}
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ULONG
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DIB_16BPP_GetPixel(PSURFOBJ SurfObj, LONG x, LONG y)
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{
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PBYTE byteaddr = SurfObj->pvScan0 + y * SurfObj->lDelta;
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PWORD addr = (PWORD)byteaddr + x;
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return (ULONG)(*addr);
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}
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VOID
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DIB_16BPP_HLine(PSURFOBJ SurfObj, LONG x1, LONG x2, LONG y, ULONG c)
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{
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PBYTE byteaddr = SurfObj->pvScan0 + y * SurfObj->lDelta;
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PWORD addr = (PWORD)byteaddr + x1;
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LONG cx = x1;
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while(cx < x2) {
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*addr = (WORD)c;
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++addr;
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++cx;
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}
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}
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VOID
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DIB_16BPP_VLine(PSURFOBJ SurfObj, LONG x, LONG y1, LONG y2, ULONG c)
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{
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PBYTE byteaddr = SurfObj->pvScan0 + y1 * SurfObj->lDelta;
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PWORD addr = (PWORD)byteaddr + x;
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LONG lDelta = SurfObj->lDelta;
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byteaddr = (PBYTE)addr;
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while(y1++ < y2) {
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*addr = (WORD)c;
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byteaddr += lDelta;
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addr = (PWORD)byteaddr;
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}
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}
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BOOLEAN STATIC
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DIB_16BPP_BitBltSrcCopy(SURFOBJ *DestSurf, SURFOBJ *SourceSurf,
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SURFGDI *DestGDI, SURFGDI *SourceGDI,
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PRECTL DestRect, POINTL *SourcePoint,
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XLATEOBJ *ColorTranslation)
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{
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LONG i, j, sx, sy, xColor, f1;
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PBYTE SourceBits, DestBits, SourceLine, DestLine;
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PBYTE SourceBits_4BPP, SourceLine_4BPP;
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DestBits = DestSurf->pvScan0 + (DestRect->top * DestSurf->lDelta) + 2 * DestRect->left;
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switch(SourceGDI->BitsPerPixel)
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{
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case 1:
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sx = SourcePoint->x;
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sy = SourcePoint->y;
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for (j=DestRect->top; j<DestRect->bottom; j++)
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{
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sx = SourcePoint->x;
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for (i=DestRect->left; i<DestRect->right; i++)
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{
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if(DIB_1BPP_GetPixel(SourceSurf, sx, sy) == 0)
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{
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DIB_16BPP_PutPixel(DestSurf, i, j, XLATEOBJ_iXlate(ColorTranslation, 0));
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} else {
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DIB_16BPP_PutPixel(DestSurf, i, j, XLATEOBJ_iXlate(ColorTranslation, 1));
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}
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sx++;
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}
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sy++;
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}
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break;
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case 4:
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SourceBits_4BPP = SourceSurf->pvScan0 + (SourcePoint->y * SourceSurf->lDelta) + (SourcePoint->x >> 1);
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for (j=DestRect->top; j<DestRect->bottom; j++)
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{
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SourceLine_4BPP = SourceBits_4BPP;
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sx = SourcePoint->x;
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f1 = sx & 1;
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for (i=DestRect->left; i<DestRect->right; i++)
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{
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xColor = XLATEOBJ_iXlate(ColorTranslation,
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(*SourceLine_4BPP & altnotmask[f1]) >> (4 * (1 - f1)));
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DIB_16BPP_PutPixel(DestSurf, i, j, xColor);
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if(f1 == 1) { SourceLine_4BPP++; f1 = 0; } else { f1 = 1; }
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sx++;
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}
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SourceBits_4BPP += SourceSurf->lDelta;
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}
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break;
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case 8:
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SourceLine = SourceSurf->pvScan0 + (SourcePoint->y * SourceSurf->lDelta) + SourcePoint->x;
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DestLine = DestBits;
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for (j = DestRect->top; j < DestRect->bottom; j++)
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{
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SourceBits = SourceLine;
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DestBits = DestLine;
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for (i = DestRect->left; i < DestRect->right; i++)
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{
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*((WORD *)DestBits) = (WORD)XLATEOBJ_iXlate(ColorTranslation, *SourceBits);
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SourceBits += 1;
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DestBits += 2;
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}
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SourceLine += SourceSurf->lDelta;
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DestLine += DestSurf->lDelta;
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}
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break;
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case 16:
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if (NULL == ColorTranslation || 0 != (ColorTranslation->flXlate & XO_TRIVIAL))
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{
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if (DestRect->top < SourcePoint->y)
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{
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SourceBits = SourceSurf->pvScan0 + (SourcePoint->y * SourceSurf->lDelta) + 2 * SourcePoint->x;
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for (j = DestRect->top; j < DestRect->bottom; j++)
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{
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RtlMoveMemory(DestBits, SourceBits, 2 * (DestRect->right - DestRect->left));
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SourceBits += SourceSurf->lDelta;
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DestBits += DestSurf->lDelta;
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}
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}
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else
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{
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SourceBits = SourceSurf->pvScan0 + ((SourcePoint->y + DestRect->bottom - DestRect->top - 1) * SourceSurf->lDelta) + 2 * SourcePoint->x;
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DestBits = DestSurf->pvScan0 + ((DestRect->bottom - 1) * DestSurf->lDelta) + 2 * DestRect->left;
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for (j = DestRect->bottom - 1; DestRect->top <= j; j--)
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{
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RtlMoveMemory(DestBits, SourceBits, 2 * (DestRect->right - DestRect->left));
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SourceBits -= SourceSurf->lDelta;
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DestBits -= DestSurf->lDelta;
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}
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}
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}
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else
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{
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if (DestRect->top < SourcePoint->y)
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{
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SourceLine = SourceSurf->pvScan0 + (SourcePoint->y * SourceSurf->lDelta) + 2 * SourcePoint->x;
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DestLine = DestBits;
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for (j = DestRect->top; j < DestRect->bottom; j++)
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{
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SourceBits = SourceLine;
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DestBits = DestLine;
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for (i = DestRect->left; i < DestRect->right; i++)
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{
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*((WORD *)DestBits) = (WORD)XLATEOBJ_iXlate(ColorTranslation, *((WORD *)SourceBits));
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SourceBits += 2;
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DestBits += 2;
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}
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SourceLine += SourceSurf->lDelta;
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DestLine += DestSurf->lDelta;
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}
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}
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else
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{
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SourceLine = SourceSurf->pvScan0 + ((SourcePoint->y + DestRect->bottom - DestRect->top - 1) * SourceSurf->lDelta) + 2 * SourcePoint->x;
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DestLine = DestSurf->pvScan0 + ((DestRect->bottom - 1) * DestSurf->lDelta) + 2 * DestRect->left;
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for (j = DestRect->bottom - 1; DestRect->top <= j; j--)
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{
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SourceBits = SourceLine;
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DestBits = DestLine;
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for (i = DestRect->left; i < DestRect->right; i++)
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{
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*((WORD *)DestBits) = (WORD)XLATEOBJ_iXlate(ColorTranslation, *((WORD *)SourceBits));
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SourceBits += 2;
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DestBits += 2;
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}
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SourceLine -= SourceSurf->lDelta;
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DestLine -= DestSurf->lDelta;
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}
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}
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}
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break;
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case 24:
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SourceLine = SourceSurf->pvScan0 + (SourcePoint->y * SourceSurf->lDelta) + 3 * SourcePoint->x;
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DestLine = DestBits;
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for (j = DestRect->top; j < DestRect->bottom; j++)
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{
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SourceBits = SourceLine;
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DestBits = DestLine;
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for (i = DestRect->left; i < DestRect->right; i++)
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{
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xColor = (*(SourceBits + 2) << 0x10) +
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(*(SourceBits + 1) << 0x08) +
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(*(SourceBits));
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*((WORD *)DestBits) = (WORD)XLATEOBJ_iXlate(ColorTranslation, xColor);
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SourceBits += 3;
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DestBits += 2;
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}
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SourceLine += SourceSurf->lDelta;
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DestLine += DestSurf->lDelta;
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}
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break;
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case 32:
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SourceLine = SourceSurf->pvScan0 + (SourcePoint->y * SourceSurf->lDelta) + 4 * SourcePoint->x;
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DestLine = DestBits;
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for (j = DestRect->top; j < DestRect->bottom; j++)
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{
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SourceBits = SourceLine;
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DestBits = DestLine;
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for (i = DestRect->left; i < DestRect->right; i++)
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{
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*((WORD *)DestBits) = (WORD)XLATEOBJ_iXlate(ColorTranslation, *((PDWORD) SourceBits));
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SourceBits += 4;
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DestBits += 2;
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}
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SourceLine += SourceSurf->lDelta;
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DestLine += DestSurf->lDelta;
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}
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break;
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default:
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DbgPrint("DIB_16BPP_Bitblt: Unhandled Source BPP: %u\n", SourceGDI->BitsPerPixel);
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return FALSE;
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}
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return TRUE;
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}
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BOOLEAN
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DIB_16BPP_BitBlt(SURFOBJ *DestSurf, SURFOBJ *SourceSurf,
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SURFGDI *DestGDI, SURFGDI *SourceGDI,
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PRECTL DestRect, POINTL *SourcePoint,
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PBRUSHOBJ Brush, PPOINTL BrushOrigin,
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XLATEOBJ *ColorTranslation, ULONG Rop4)
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{
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ULONG X, Y;
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ULONG SourceX, SourceY;
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ULONG wd, Dest, Source, Pattern = 0;
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PULONG DestBits;
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BOOL UsesSource;
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BOOL UsesPattern;
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LONG RoundedRight;
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/* Pattern brushes */
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PGDIBRUSHOBJ GdiBrush;
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HBITMAP PatternSurface = NULL;
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PSURFOBJ PatternObj;
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ULONG PatternWidth, PatternHeight;
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if (Rop4 == SRCCOPY)
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{
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return DIB_16BPP_BitBltSrcCopy(
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DestSurf,
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SourceSurf,
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DestGDI,
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SourceGDI,
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DestRect,
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SourcePoint,
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ColorTranslation);
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}
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UsesSource = ((Rop4 & 0xCC0000) >> 2) != (Rop4 & 0x330000);
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UsesPattern = ((Rop4 & 0xF00000) >> 4) != (Rop4 & 0x0F0000);
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if (UsesPattern)
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{
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if (Brush == NULL)
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{
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UsesPattern = FALSE;
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} else
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if (Brush->iSolidColor == 0xFFFFFFFF)
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{
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PBITMAPOBJ PatternBitmap;
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GdiBrush = CONTAINING_RECORD(
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Brush,
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GDIBRUSHOBJ,
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BrushObject);
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PatternBitmap = BITMAPOBJ_LockBitmap(GdiBrush->hbmPattern);
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PatternSurface = BitmapToSurf(PatternBitmap, NULL);
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BITMAPOBJ_UnlockBitmap(GdiBrush->hbmPattern);
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PatternObj = (PSURFOBJ)AccessUserObject((ULONG)PatternSurface);
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PatternWidth = PatternObj->sizlBitmap.cx;
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PatternHeight = PatternObj->sizlBitmap.cy;
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}
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}
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wd = ((DestRect->right - DestRect->left) << 1) - DestSurf->lDelta;
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RoundedRight = DestRect->right - ((DestRect->right - DestRect->left) & 0x1);
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SourceY = SourcePoint->y;
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DestBits = (PULONG)(
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DestSurf->pvScan0 +
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(DestRect->left << 1) +
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DestRect->top * DestSurf->lDelta);
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for (Y = DestRect->top; Y < DestRect->bottom; Y++)
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{
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SourceX = SourcePoint->x;
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for (X = DestRect->left; X < RoundedRight; X += 2, DestBits++, SourceX += 2)
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{
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Dest = *DestBits;
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if (UsesSource)
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{
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Source = DIB_GetSource(SourceSurf, SourceGDI, SourceX, SourceY, ColorTranslation);
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Source |= DIB_GetSource(SourceSurf, SourceGDI, SourceX + 1, SourceY, ColorTranslation) << 16;
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}
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if (UsesPattern)
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{
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if (Brush->iSolidColor == 0xFFFFFFFF)
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{
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Pattern = (DIB_1BPP_GetPixel(PatternObj, X % PatternWidth, Y % PatternHeight) ? GdiBrush->crFore : GdiBrush->crBack);
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Pattern |= (DIB_1BPP_GetPixel(PatternObj, (X + 1) % PatternWidth, Y % PatternHeight) ? GdiBrush->crFore : GdiBrush->crBack) << 16;
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}
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else
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{
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Pattern = (Brush->iSolidColor & 0xFFFF) |
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((Brush->iSolidColor & 0xFFFF) << 16);
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}
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}
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*DestBits = DIB_DoRop(Rop4, Dest, Source, Pattern);
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}
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if (X < DestRect->right)
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{
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Dest = *((PUSHORT)DestBits);
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if (UsesSource)
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{
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Source = DIB_GetSource(SourceSurf, SourceGDI, SourceX, SourceY, ColorTranslation);
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}
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if (UsesPattern)
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{
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if (Brush->iSolidColor == 0xFFFFFFFF)
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Pattern = DIB_1BPP_GetPixel(PatternObj, X % PatternWidth, Y % PatternHeight) ? GdiBrush->crFore : GdiBrush->crBack;
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else
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Pattern = Brush->iSolidColor & 0xFFFF;
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}
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DIB_16BPP_PutPixel(DestSurf, X, Y, DIB_DoRop(Rop4, Dest, Source, Pattern) & 0xFFFF);
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DestBits = (PULONG)((ULONG_PTR)DestBits + 2);
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}
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SourceY++;
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DestBits = (PULONG)(
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(ULONG_PTR)DestBits - wd);
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}
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if (PatternSurface != NULL)
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EngDeleteSurface(PatternSurface);
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return TRUE;
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}
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/*
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=======================================
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Stretching functions goes below
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Some parts of code are based on an
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article "Bresenhame image scaling"
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Dr. Dobb Journal, May 2002
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=======================================
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*/
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typedef unsigned short PIXEL;
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/* 16-bit HiColor (565 format) */
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inline PIXEL average16(PIXEL a, PIXEL b)
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{
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// This one doesn't work
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/*
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if (a == b) {
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return a;
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} else {
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unsigned short mask = ~ (((a | b) & 0x0410) << 1);
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return ((a & mask) + (b & mask)) >> 1;
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}*/ /* if */
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// This one should be correct, but it's too long
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/*
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unsigned char r1, g1, b1, r2, g2, b2, rr, gr, br;
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unsigned short res;
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r1 = (a & 0xF800) >> 11;
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g1 = (a & 0x7E0) >> 5;
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b1 = (a & 0x1F);
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r2 = (b & 0xF800) >> 11;
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g2 = (b & 0x7E0) >> 5;
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b2 = (b & 0x1F);
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rr = (r1+r2) / 2;
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gr = (g1+g2) / 2;
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br = (b1+b2) / 2;
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res = (rr << 11) + (gr << 5) + br;
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return res;
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*/
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return a; // FIXME: Depend on SetStretchMode
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}
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//NOTE: If you change something here, please do the same in other dibXXbpp.c files!
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void ScaleLineAvg16(PIXEL *Target, PIXEL *Source, int SrcWidth, int TgtWidth)
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{
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int NumPixels = TgtWidth;
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int IntPart = SrcWidth / TgtWidth;
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int FractPart = SrcWidth % TgtWidth;
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int Mid = TgtWidth >> 1;
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int E = 0;
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int skip;
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PIXEL p;
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skip = (TgtWidth < SrcWidth) ? 0 : (TgtWidth / (2*SrcWidth) + 1);
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NumPixels -= skip;
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while (NumPixels-- > 0) {
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p = *Source;
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if (E >= Mid)
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p = average16(p, *(Source+1));
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*Target++ = p;
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Source += IntPart;
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E += FractPart;
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if (E >= TgtWidth) {
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E -= TgtWidth;
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Source++;
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} /* if */
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} /* while */
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while (skip-- > 0)
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*Target++ = *Source;
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}
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//NOTE: If you change something here, please do the same in other dibXXbpp.c files!
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void ScaleRectAvg16(PIXEL *Target, PIXEL *Source, int SrcWidth, int SrcHeight,
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int TgtWidth, int TgtHeight, int srcPitch, int dstPitch)
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{
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int NumPixels = TgtHeight;
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int IntPart = ((SrcHeight / TgtHeight) * srcPitch) >> 1; //(SrcHeight / TgtHeight) * SrcWidth;
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int FractPart = SrcHeight % TgtHeight;
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int Mid = TgtHeight >> 1;
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int E = 0;
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int skip;
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PIXEL *ScanLine, *ScanLineAhead;
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PIXEL *PrevSource = NULL;
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PIXEL *PrevSourceAhead = NULL;
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skip = (TgtHeight < SrcHeight) ? 0 : (TgtHeight / (2*SrcHeight) + 1);
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NumPixels -= skip;
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ScanLine = (PIXEL*)ExAllocatePool(NonPagedPool, TgtWidth*sizeof(PIXEL)); // FIXME: Should we use PagedPool here?
|
|
ScanLineAhead = (PIXEL *)ExAllocatePool(NonPagedPool, TgtWidth*sizeof(PIXEL));
|
|
|
|
while (NumPixels-- > 0) {
|
|
if (Source != PrevSource) {
|
|
if (Source == PrevSourceAhead) {
|
|
/* the next scan line has already been scaled and stored in
|
|
* ScanLineAhead; swap the buffers that ScanLine and ScanLineAhead
|
|
* point to
|
|
*/
|
|
PIXEL *tmp = ScanLine;
|
|
ScanLine = ScanLineAhead;
|
|
ScanLineAhead = tmp;
|
|
} else {
|
|
ScaleLineAvg16(ScanLine, Source, SrcWidth, TgtWidth);
|
|
} /* if */
|
|
PrevSource = Source;
|
|
} /* if */
|
|
|
|
if (E >= Mid && PrevSourceAhead != (PIXEL *)((BYTE *)Source + srcPitch)) {
|
|
int x;
|
|
ScaleLineAvg16(ScanLineAhead, (PIXEL *)((BYTE *)Source + srcPitch), SrcWidth, TgtWidth);
|
|
for (x = 0; x < TgtWidth; x++)
|
|
ScanLine[x] = average16(ScanLine[x], ScanLineAhead[x]);
|
|
PrevSourceAhead = (PIXEL *)((BYTE *)Source + srcPitch);
|
|
} /* if */
|
|
|
|
memcpy(Target, ScanLine, TgtWidth*sizeof(PIXEL));
|
|
Target = (PIXEL *)((BYTE *)Target + dstPitch);
|
|
Source += IntPart;
|
|
E += FractPart;
|
|
if (E >= TgtHeight) {
|
|
E -= TgtHeight;
|
|
Source = (PIXEL *)((BYTE *)Source + srcPitch);
|
|
} /* if */
|
|
} /* while */
|
|
|
|
if (skip > 0 && Source != PrevSource)
|
|
ScaleLineAvg16(ScanLine, Source, SrcWidth, TgtWidth);
|
|
while (skip-- > 0) {
|
|
memcpy(Target, ScanLine, TgtWidth*sizeof(PIXEL));
|
|
Target = (PIXEL *)((BYTE *)Target + dstPitch);
|
|
} /* while */
|
|
|
|
ExFreePool(ScanLine);
|
|
ExFreePool(ScanLineAhead);
|
|
}
|
|
|
|
//NOTE: If you change something here, please do the same in other dibXXbpp.c files!
|
|
BOOLEAN DIB_16BPP_StretchBlt(SURFOBJ *DestSurf, SURFOBJ *SourceSurf,
|
|
SURFGDI *DestGDI, SURFGDI *SourceGDI,
|
|
RECTL* DestRect, RECTL *SourceRect,
|
|
POINTL* MaskOrigin, POINTL* BrushOrigin,
|
|
XLATEOBJ *ColorTranslation, ULONG Mode)
|
|
{
|
|
BYTE *SourceLine, *DestLine;
|
|
|
|
DbgPrint("DIB_16BPP_StretchBlt: Source BPP: %u, srcRect: (%d,%d)-(%d,%d), dstRect: (%d,%d)-(%d,%d)\n",
|
|
SourceGDI->BitsPerPixel, SourceRect->left, SourceRect->top, SourceRect->right, SourceRect->bottom,
|
|
DestRect->left, DestRect->top, DestRect->right, DestRect->bottom);
|
|
|
|
switch(SourceGDI->BitsPerPixel)
|
|
{
|
|
case 1:
|
|
return FALSE;
|
|
break;
|
|
|
|
case 4:
|
|
return FALSE;
|
|
break;
|
|
|
|
case 8:
|
|
return FALSE;
|
|
break;
|
|
|
|
case 16:
|
|
SourceLine = SourceSurf->pvScan0 + (SourceRect->top * SourceSurf->lDelta) + 2 * SourceRect->left;
|
|
DestLine = DestSurf->pvScan0 + (DestRect->top * DestSurf->lDelta) + 2 * DestRect->left;
|
|
|
|
ScaleRectAvg16((PIXEL *)DestLine, (PIXEL *)SourceLine,
|
|
SourceRect->right-SourceRect->left, SourceRect->bottom-SourceRect->top,
|
|
DestRect->right-DestRect->left, DestRect->bottom-DestRect->top, SourceSurf->lDelta, DestSurf->lDelta);
|
|
break;
|
|
|
|
case 24:
|
|
return FALSE;
|
|
break;
|
|
|
|
case 32:
|
|
return FALSE;
|
|
break;
|
|
|
|
default:
|
|
DbgPrint("DIB_16BPP_StretchBlt: Unhandled Source BPP: %u\n", SourceGDI->BitsPerPixel);
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
BOOLEAN
|
|
DIB_16BPP_TransparentBlt(SURFOBJ *DestSurf, SURFOBJ *SourceSurf,
|
|
PSURFGDI DestGDI, PSURFGDI SourceGDI,
|
|
RECTL* DestRect, POINTL *SourcePoint,
|
|
XLATEOBJ *ColorTranslation, ULONG iTransColor)
|
|
{
|
|
ULONG X, Y, SourceX, SourceY, Source, wd, Dest;
|
|
LONG RoundedRight;
|
|
ULONG *DestBits;
|
|
|
|
RoundedRight = DestRect->right - ((DestRect->right - DestRect->left) & 0x1);
|
|
SourceY = SourcePoint->y;
|
|
DestBits = (ULONG*)(DestSurf->pvScan0 +
|
|
(DestRect->left << 1) +
|
|
DestRect->top * DestSurf->lDelta);
|
|
wd = ((DestRect->right - DestRect->left) << 1) - DestSurf->lDelta;
|
|
|
|
for(Y = DestRect->top; Y < DestRect->bottom; Y++)
|
|
{
|
|
SourceX = SourcePoint->x;
|
|
for(X = DestRect->left; X < RoundedRight; X += 2, DestBits++, SourceX += 2)
|
|
{
|
|
Dest = *DestBits;
|
|
|
|
Source = DIB_GetSourceIndex(SourceSurf, SourceGDI, SourceX, SourceY);
|
|
if(Source != iTransColor)
|
|
{
|
|
Dest &= 0xFFFF0000;
|
|
Dest |= (XLATEOBJ_iXlate(ColorTranslation, Source) & 0xFFFF);
|
|
}
|
|
|
|
Source = DIB_GetSourceIndex(SourceSurf, SourceGDI, SourceX + 1, SourceY);
|
|
if(Source != iTransColor)
|
|
{
|
|
Dest &= 0xFFFF;
|
|
Dest |= (XLATEOBJ_iXlate(ColorTranslation, Source) << 16);
|
|
}
|
|
|
|
*DestBits = Dest;
|
|
}
|
|
|
|
if(X < DestRect->right)
|
|
{
|
|
Source = DIB_GetSourceIndex(SourceSurf, SourceGDI, SourceX, SourceY);
|
|
if(Source != iTransColor)
|
|
{
|
|
*((USHORT*)DestBits) = (USHORT)(XLATEOBJ_iXlate(ColorTranslation, Source) << 16);
|
|
}
|
|
|
|
DestBits = (PULONG)((ULONG_PTR)DestBits + 2);
|
|
}
|
|
SourceY++;
|
|
DestBits = (ULONG*)((ULONG_PTR)DestBits - wd);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* EOF */
|