Git conversion: Make reactos the root directory, move rosapps, rostests, wallpapers into modules, and delete rossubsys.

win32ss/gdi/diblib/DibLib_BitBlt.h

@@ -0,0 +1,137 @@
+
+#if __USES_SOLID_BRUSH
+#undef __USES_PATTERN
+#define __USES_PATTERN 0
+#endif
+
+#define _DibFunction __DIB_FUNCTION_NAME(__FUNCTIONNAME, _SOURCE_BPP, _DEST_BPP)
+#define _ReadPixel(bpp, pj, jShift) __PASTE(_ReadPixel_, bpp)(pj, jShift)
+#define _WritePixel(pj, jShift, c) __PASTE(_WritePixel_, _DEST_BPP)(pj, jShift, c)
+#define _NextPixel(bpp, ppj, pjShift) __PASTE(_NextPixel_, bpp)(ppj, pjShift)
+#define _SHIFT(bpp, x) __PASTE(_SHIFT_, bpp)(x)
+#define _CALCSHIFT(bpp, pshift, x) __PASTE(_CALCSHIFT_, bpp)(pshift, x)
+
+#if (__PASTE(_DibFunction, _manual) != 1)
+
+VOID
+FASTCALL
+_DibFunction(PBLTDATA pBltData)
+{
+    ULONG cRows, cLines, ulDest;
+    PBYTE pjDest, pjDestBase;
+    _SHIFT(_DEST_BPP, BYTE jDstShift;)
+#if __USES_MASK
+    PBYTE pjMask, pjMaskBase;
+    BYTE jMaskBit, jMskShift;
+#endif
+#if __USES_SOURCE
+    PBYTE pjSource, pjSrcBase;
+    ULONG ulSource;
+    _SHIFT(_SOURCE_BPP, BYTE jSrcShift;)
+#endif
+#if __USES_PATTERN
+    PBYTE pjPattern, pjPatBase;
+    ULONG ulPattern, cPatRows, cPatLines;
+    _SHIFT(_DEST_BPP, BYTE jPatShift;)
+#endif
+#if __USES_SOLID_BRUSH
+    ULONG ulPattern = pBltData->ulSolidColor;
+#endif
+
+#if __USES_MASK
+    pjMaskBase = pBltData->siMsk.pjBase;
+#endif
+#if __USES_PATTERN
+    pjPatBase = pBltData->siPat.pjBase;
+    pjPatBase += pBltData->siPat.ptOrig.y * pBltData->siPat.lDelta;
+    cPatLines = pBltData->ulPatHeight - pBltData->siPat.ptOrig.y;
+#endif
+    pjDestBase = pBltData->siDst.pjBase;
+#if __USES_SOURCE
+    pjSrcBase = pBltData->siSrc.pjBase;
+#endif
+
+    /* Loop all lines */
+    cLines = pBltData->ulHeight;
+    while (cLines--)
+    {
+        /* Set current bit pointers and shifts */
+        pjDest = pjDestBase;
+        _CALCSHIFT(_DEST_BPP, &jDstShift, pBltData->siDst.ptOrig.x);
+#if __USES_SOURCE
+        pjSource = pjSrcBase;
+        _CALCSHIFT(_SOURCE_BPP, &jSrcShift, pBltData->siSrc.ptOrig.x);
+#endif
+#if __USES_MASK
+        pjMask = pjMaskBase;
+        _CALCSHIFT_1(&jMskShift, pBltData->siMsk.ptOrig.x);
+#endif
+#if __USES_PATTERN
+        pjPattern = pjPatBase + pBltData->siPat.ptOrig.x * _DEST_BPP / 8;
+        _CALCSHIFT(_DEST_BPP, &jPatShift, pBltData->siPat.ptOrig.x);
+        cPatRows = pBltData->ulPatWidth - pBltData->siPat.ptOrig.x;
+#endif
+
+        /* Loop all rows */
+        cRows = pBltData->ulWidth;
+        while (cRows--)
+        {
+#if __USES_MASK
+            /* Read the mask color and go to the next mask pixel */
+            jMaskBit = _ReadPixel_1(pjMask, jMskShift);
+            _NextPixel(1, &pjMask, &jMskShift);
+#endif
+#if __USES_PATTERN
+            /* Read the pattern color and go to the next pattern pixel */
+            ulPattern = _ReadPixel(_DEST_BPP, pjPattern, jPatShift);
+            _NextPixel(_DEST_BPP, &pjPattern, &jPatShift);
+
+            /* Check if this was the last pixel in the pattern */
+            if (--cPatRows == 0)
+            {
+                /* Restart pattern from x = 0 */
+                pjPattern = pjPatBase;
+                _SHIFT(_DEST_BPP, jPatShift = (_DEST_BPP == 1) ? 7 : 4;)
+                cPatRows = pBltData->ulPatWidth;
+            }
+#endif
+#if __USES_SOURCE
+            /* Read the pattern color, xlate it and go to the next pixel */
+            ulSource = _ReadPixel(_SOURCE_BPP, pjSource, jSrcShift);
+            ulSource = _DibXlate(pBltData, ulSource);
+            _NextPixel(_SOURCE_BPP, &pjSource, &jSrcShift);
+#endif
+#if __USES_DEST
+            ulDest = _ReadPixel(_DEST_BPP, pjDest, jDstShift);
+#endif
+            /* Apply the ROP operation on the colors */
+            ulDest = _DibDoRop(pBltData, jMaskBit, ulDest, ulSource, ulPattern);
+
+            /* Write the pixel and go to the next dest pixel */
+            _WritePixel(pjDest, jDstShift, ulDest);
+            _NextPixel(_DEST_BPP, &pjDest, &jDstShift);
+        }
+
+        pjDestBase += pBltData->siDst.cjAdvanceY;
+#if __USES_SOURCE
+        pjSrcBase += pBltData->siSrc.cjAdvanceY;
+#endif
+#if __USES_PATTERN
+        /* Go to the next pattern line */
+        pjPatBase += pBltData->siPat.cjAdvanceY;
+
+        /* Check if this was the last line in the pattern */
+        if (--cPatLines == 0)
+        {
+            /* Restart pattern from y = 0 */
+            pjPatBase = pBltData->siPat.pjBase;
+            cPatLines = pBltData->ulPatHeight;
+        }
+#endif
+    }
+}
+
+#endif // manual
+
+#undef _DibFunction
+#undef __FUNCTIONNAME2