[fireball] 42652: - Add GreCopyBits function for copying bitmap bits, and use it inside graphics engine. The function is a simple wrapper around EngCopyBits but with mouse cursor safety functions (if it actually gives a visible benefit, if any).

Author: fireball
Date: Thu Aug 13 12:35:29 2009
New Revision: 42652

URL: http://svn.reactos.org/svn/reactos?rev=42652&view=rev
Log:
- Add GreCopyBits function for copying bitmap bits, and use it inside graphics engine. The function is a simple wrapper around EngCopyBits but with mouse cursor safety functions (if it actually gives a visible benefit, if any).

Modified:
    branches/arwinss/reactos/subsystems/win32/win32k/gre/bitblt.c
    branches/arwinss/reactos/subsystems/win32/win32k/gre/cursoricon.c
    branches/arwinss/reactos/subsystems/win32/win32k/gre/surfobj.c
    branches/arwinss/reactos/subsystems/win32/win32k/include/gre.h

Modified: branches/arwinss/reactos/subsystems/win32/win32k/gre/bitblt.c
URL: http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win32...
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/gre/bitblt.c [iso-8859-1] (original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/gre/bitblt.c [iso-8859-1] Thu Aug 13 12:35:29 2009
@@ -563,7 +563,7 @@
     DestRect.right	= SourceSize.cx;
     DestRect.bottom	= DestRect.top + ScanLines;

-    copyBitsResult = EngCopyBits(DestSurf, SourceSurf, NULL, XlateObj, &DestRect, &ZeroPoint);
+    copyBitsResult = GreCopyBits(DestSurf, SourceSurf, NULL, XlateObj, &DestRect, &ZeroPoint);

// If it succeeded, return number of scanlines copies
     if (copyBitsResult == TRUE)
@@ -934,7 +934,7 @@

DestSurfObj = EngLockSurface((HSURF)hDestBitmap);

-            if (EngCopyBits(DestSurfObj,
+            if (GreCopyBits(DestSurfObj,
                             &psurf->SurfObj,
                             NULL,
                             XlateObj,

Modified: branches/arwinss/reactos/subsystems/win32/win32k/gre/cursoricon.c
URL: http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win32...
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/gre/cursoricon.c [iso-8859-1] (original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/gre/cursoricon.c [iso-8859-1] Thu Aug 13 12:35:29 2009
@@ -176,7 +176,7 @@
                   return FALSE;
                }
                soMask = EngLockSurface((HSURF)hMask);
-               EngCopyBits(soMask, MaskBmpObj, NULL, NULL,
+               GreCopyBits(soMask, MaskBmpObj, NULL, NULL,
                            &DestRect, &SourcePoint);
                EngUnlockSurface(MaskBmpObj);
             }

Modified: branches/arwinss/reactos/subsystems/win32/win32k/gre/surfobj.c
URL: http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win32...
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/gre/surfobj.c [iso-8859-1] (original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/gre/surfobj.c [iso-8859-1] Thu Aug 13 12:35:29 2009
@@ -339,3 +339,31 @@
     /* Restore the old brush */
     pDC->pFillBrush = pOldBrush;
 }
+
+BOOL
+APIENTRY
+GreCopyBits(SURFOBJ *psoDest,
+            SURFOBJ *psoSource,
+            CLIPOBJ *pco,
+            XLATEOBJ *pxlo,
+            RECTL *prclDest,
+            POINTL *ptlSource)
+{
+    BOOL bResult;
+
+    /* Start mouse safety */
+    MouseSafetyOnDrawStart(psoSource, ptlSource->x, ptlSource->y,
+                         (ptlSource->x + abs(prclDest->right - prclDest->left)),
+                         (ptlSource->y + abs(prclDest->bottom - prclDest->top)));
+
+    MouseSafetyOnDrawStart(psoDest, prclDest->left, prclDest->top, prclDest->right, prclDest->bottom);
+
+    /* Copy bits using Eng function */
+    bResult = EngCopyBits(psoDest, psoSource, pco, pxlo, prclDest, ptlSource);
+
+    /* Finish mouse safety */
+    MouseSafetyOnDrawEnd(psoDest);
+    MouseSafetyOnDrawEnd(psoSource);
+
+    return bResult;
+}

Modified: branches/arwinss/reactos/subsystems/win32/win32k/include/gre.h
URL: http://svn.reactos.org/svn/reactos/branches/arwinss/reactos/subsystems/win32...
==============================================================================
--- branches/arwinss/reactos/subsystems/win32/win32k/include/gre.h [iso-8859-1] (original)
+++ branches/arwinss/reactos/subsystems/win32/win32k/include/gre.h [iso-8859-1] Thu Aug 13 12:35:29 2009
@@ -188,6 +188,15 @@
     UINT y,
     COLORREF crColor);

+BOOL
+APIENTRY
+GreCopyBits(
+    SURFOBJ *psoDest,
+    SURFOBJ *psoSource,
+    CLIPOBJ *Clip,
+    XLATEOBJ *ColorTranslation,
+    RECTL *DestRect,
+    POINTL *SourcePoint);

/* Private Eng functions */
 BOOL APIENTRY