win32ss/gdi/diblib/BitBlt_SRCCOPY.c

   1
   2 #include "DibLib.h"
   3
   4 VOID
   5 FASTCALL
   6 Dib_BitBlt_SRCCOPY_EqSurf(PBLTDATA pBltData)
   7 {
   8     ULONG cLines, cjWidth;
   9     PBYTE pjDestBase = pBltData->siDst.pjBase;
  10     PBYTE pjSrcBase = pBltData->siSrc.pjBase;
  11
  12     /* Calculate the width in bytes */
  13     cjWidth = pBltData->ulWidth * pBltData->siDst.jBpp / 8;
  14
  15     /* Loop all lines */
  16     cLines = pBltData->ulHeight;
  17     while (cLines--)
  18     {
  19         memcpy(pjDestBase, pjSrcBase, cjWidth);
  20         pjDestBase += pBltData->siDst.cjAdvanceY;
  21         pjSrcBase += pBltData->siSrc.cjAdvanceY;
  22     }
  23 }
  24
  25 #define Dib_BitBlt_SRCCOPY_S8_D8_EqSurf Dib_BitBlt_SRCCOPY_EqSurf
  26 #define Dib_BitBlt_SRCCOPY_S16_D16_EqSurf Dib_BitBlt_SRCCOPY_EqSurf
  27 #define Dib_BitBlt_SRCCOPY_S24_D24_EqSurf Dib_BitBlt_SRCCOPY_EqSurf
  28
  29 /* special movsd optimization on x86 */
  30 #if defined(_M_IX86) || defined(_M_AMD64)
  31 VOID
  32 FASTCALL
  33 Dib_BitBlt_SRCCOPY_S32_D32_EqSurf(PBLTDATA pBltData)
  34 {
  35     ULONG cLines, cRows = pBltData->ulWidth;
  36     PBYTE pjDestBase = pBltData->siDst.pjBase;
  37     PBYTE pjSrcBase = pBltData->siSrc.pjBase;
  38
  39     /* Loop all lines */
  40     cLines = pBltData->ulHeight;
  41     while (cLines--)
  42     {
  43         __movsd((PULONG)pjDestBase, (PULONG)pjSrcBase, cRows);
  44         pjDestBase += pBltData->siDst.cjAdvanceY;
  45         pjSrcBase += pBltData->siSrc.cjAdvanceY;
  46     }
  47 }
  48 #define Dib_BitBlt_SRCCOPY_S32_D32_EqSurf_manual 1
  49 #else
  50 #define Dib_BitBlt_SRCCOPY_S32_D32_EqSurf Dib_BitBlt_SRCCOPY_EqSurf
  51 #endif
  52
  53 /* This definition will be checked against in DibLib_BitBlt.h
  54    for all "redirected" functions */
  55 #define Dib_BitBlt_SRCCOPY_EqSurf_manual 1
  56
  57 #define __USES_SOURCE 1
  58 #define __USES_PATTERN 0
  59 #define __USES_DEST 0
  60 #define __USES_MASK 0
  61
  62 #define __FUNCTIONNAME BitBlt_SRCCOPY
  63
  64 #define _DibDoRop(pBltData, M, D, S, P) ROP_SRCCOPY(D,S,P)
  65
  66 #include "DibLib_AllSrcBPP.h"
  67
  68 VOID
  69 FASTCALL
  70 Dib_BitBlt_SRCCOPY(PBLTDATA pBltData)
  71 {
  72     gapfnBitBlt_SRCCOPY[pBltData->siDst.iFormat][pBltData->siSrc.iFormat](pBltData);
  73 }
  74