dlls/ddraw/struct_convert.c

   1 /*      ddraw/d3d structure version conversion
   2  *
   3  * Copyright 2000 TransGaming Technologies Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  */
  19
  20 #include <stdarg.h>
  21 #include <string.h>
  22
  23 #include "windef.h"
  24 #include "winbase.h"
  25 #include "wingdi.h"
  26 #include "ddraw.h"
  27
  28 #include "ddraw_private.h"
  29
  30 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS* pIn, DDSCAPS2* pOut)
  31 {
  32     /* 2 adds three additional caps fields to the end. Both versions
  33      * are unversioned. */
  34     pOut->dwCaps = pIn->dwCaps;
  35     pOut->dwCaps2 = 0;
  36     pOut->dwCaps3 = 0;
  37     pOut->dwCaps4 = 0;
  38 }
  39
  40 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2* pIn,
  41                                              DDDEVICEIDENTIFIER* pOut)
  42 {
  43     /* 2 adds a dwWHQLLevel field to the end. Both structures are
  44      * unversioned. */
  45     memcpy(pOut, pIn, sizeof(*pOut));
  46 }