[tkreuzer] 66617: [WIN32K] Improve the situation with ROP handling, trying to make things clearer.
8 Mar
2015
8 Mar
'15
11:36 p.m.
Author: tkreuzer
Date: Sun Mar 8 23:36:49 2015
New Revision: 66617
URL: http://svn.reactos.org/svn/reactos?rev=66617&view=rev
Log:
[WIN32K]
Improve the situation with ROP handling, trying to make things clearer.
Modified:
trunk/reactos/win32ss/gdi/ntgdi/bitblt.c
trunk/reactos/win32ss/gdi/ntgdi/dibobj.c
trunk/reactos/win32ss/gdi/ntgdi/intgdi.h
Modified: trunk/reactos/win32ss/gdi/ntgdi/bitblt.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/ntgdi/bitblt.c…
==============================================================================
--- trunk/reactos/win32ss/gdi/ntgdi/bitblt.c [iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/ntgdi/bitblt.c [iso-8859-1] Sun Mar 8 23:36:49 2015
@@ -151,13 +151,13 @@
HDC hDCSrc,
INT XSrc,
INT YSrc,
- DWORD ROP,
+ DWORD dwRop,
IN DWORD crBackColor,
IN FLONG fl)
{
- DWORD dwTRop;
-
- if (ROP & CAPTUREBLT)
+
+ if (dwRop & CAPTUREBLT)
+ {
return NtGdiStretchBlt(hDCDest,
XDest,
YDest,
@@ -168,10 +168,11 @@
YSrc,
Width,
Height,
- ROP,
+ dwRop,
crBackColor);
-
- dwTRop = ROP & ~(NOMIRRORBITMAP|CAPTUREBLT);
+ }
+
+ dwRop = dwRop & ~(NOMIRRORBITMAP|CAPTUREBLT);
/* Forward to NtGdiMaskBlt */
// TODO: What's fl for? LOL not to send this to MaskBit!
@@ -186,7 +187,7 @@
NULL,
0,
0,
- dwTRop,
+ MAKEROP4(dwRop, dwRop),
crBackColor);
}
@@ -310,7 +311,7 @@
HBITMAP hbmMask,
INT xMask,
INT yMask,
- DWORD dwRop,
+ DWORD dwRop4,
IN DWORD crBackColor)
{
PDC DCDest;
@@ -325,11 +326,11 @@
EXLATEOBJ exlo;
XLATEOBJ *XlateObj = NULL;
BOOL UsesSource;
-
- FIXUP_ROP(dwRop); // FIXME: why do we need this???
-
- //DPRINT1("dwRop : 0x%08x\n", dwRop);
- UsesSource = ROP_USES_SOURCE(dwRop);
+ ROP4 rop4;
+
+ rop4 = WIN32_ROP4_TO_ENG_ROP4(dwRop4);
+
+ UsesSource = ROP4_USES_SOURCE(rop4);
if (!hdcDest || (UsesSource && !hdcSrc))
{
EngSetLastError(ERROR_INVALID_PARAMETER);
@@ -337,7 +338,7 @@
}
/* Check if we need a mask and have a mask bitmap */
- if (ROP_USES_MASK(dwRop) && (hbmMask != NULL))
+ if (ROP4_USES_MASK(rop4) && (hbmMask != NULL))
{
/* Reference the mask bitmap */
psurfMask = SURFACE_ShareLockSurface(hbmMask);
@@ -481,7 +482,7 @@
&MaskPoint,
&DCDest->eboFill.BrushObject,
&DCDest->dclevel.pbrFill->ptOrigin,
- ROP_TO_ROP4(dwRop));
+ rop4);
if (UsesSource)
EXLATEOBJ_vCleanup(&exlo);
@@ -516,7 +517,8 @@
return FALSE;
}
-BOOL APIENTRY
+BOOL
+NTAPI
GreStretchBltMask(
HDC hDCDest,
INT XOriginDest,
@@ -528,7 +530,7 @@
INT YOriginSrc,
INT WidthSrc,
INT HeightSrc,
- DWORD ROP,
+ DWORD dwRop4,
IN DWORD dwBackColor,
HDC hDCMask,
INT XOriginMask,
@@ -551,10 +553,12 @@
POINTL BrushOrigin;
BOOL UsesSource;
BOOL UsesMask;
-
- FIXUP_ROP(ROP);
- UsesSource = ROP_USES_SOURCE(ROP);
- UsesMask = ROP_USES_MASK(ROP);
+ ROP4 rop4;
+
+ rop4 = WIN32_ROP4_TO_ENG_ROP4(dwRop4);
+
+ UsesSource = ROP4_USES_SOURCE(rop4);
+ UsesMask = ROP4_USES_MASK(rop4);
if (0 == WidthDest || 0 == HeightDest || 0 == WidthSrc || 0 == HeightSrc)
{
@@ -692,7 +696,7 @@
BitmapMask ? &MaskPoint : NULL,
&DCDest->eboFill.BrushObject,
&BrushOrigin,
- ROP_TO_ROP4(ROP));
+ rop4);
if (UsesSource)
{
EXLATEOBJ_vCleanup(&exlo);
@@ -726,10 +730,10 @@
INT YOriginSrc,
INT WidthSrc,
INT HeightSrc,
- DWORD ROP,
+ DWORD dwRop3,
IN DWORD dwBackColor)
{
- DWORD dwTRop = ROP & ~(NOMIRRORBITMAP|CAPTUREBLT);
+ dwRop3 = dwRop3 & ~(NOMIRRORBITMAP|CAPTUREBLT);
return GreStretchBltMask(
hDCDest,
@@ -742,7 +746,7 @@
YOriginSrc,
WidthSrc,
HeightSrc,
- dwTRop,
+ MAKEROP4(dwRop3 & 0xFF0000, dwRop3),
dwBackColor,
NULL,
0,
@@ -757,7 +761,7 @@
INT YLeft,
INT Width,
INT Height,
- DWORD dwRop,
+ DWORD dwRop3,
PEBRUSHOBJ pebo)
{
RECTL DestRect;
@@ -769,8 +773,6 @@
ASSERT(pebo);
pbrush = pebo->pbrush;
ASSERT(pbrush);
-
- FIXUP_ROP(dwRop);
if (pbrush->flAttrs & BR_IS_NULL)
{
@@ -817,18 +819,17 @@
psurf = pdc->dclevel.pSurface;
- ret = IntEngBitBlt(
- &psurf->SurfObj,
- NULL,
- NULL,
- &pdc->co.ClipObj,
- NULL,
- &DestRect,
- NULL,
- NULL,
- &pebo->BrushObject,
- &BrushOrigin,
- ROP_TO_ROP4(dwRop));
+ ret = IntEngBitBlt(&psurf->SurfObj,
+ NULL,
+ NULL,
+ &pdc->co.ClipObj,
+ NULL,
+ &DestRect,
+ NULL,
+ NULL,
+ &pebo->BrushObject,
+ &BrushOrigin,
+ WIN32_ROP3_TO_ENG_ROP4(dwRop3));
DC_vFinishBlit(pdc, NULL);
@@ -906,15 +907,14 @@
BOOL bResult;
PDC pdc;
- /* Mask away everything except foreground rop index */
- dwRop = dwRop & 0x00FF0000;
- dwRop |= dwRop << 8;
+ /* Convert the ROP3 to a ROP4 */
+ dwRop = MAKEROP4(dwRop & 0xFF0000, dwRop);
/* Check if the rop uses a source */
- if (ROP_USES_SOURCE(dwRop))
+ if (WIN32_ROP4_USES_SOURCE(dwRop))
{
/* This is not possible */
- return 0;
+ return FALSE;
}
/* Lock the DC */
Modified: trunk/reactos/win32ss/gdi/ntgdi/dibobj.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/ntgdi/dibobj.c…
==============================================================================
--- trunk/reactos/win32ss/gdi/ntgdi/dibobj.c [iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/ntgdi/dibobj.c [iso-8859-1] Sun Mar 8 23:36:49 2015
@@ -1274,10 +1274,6 @@
pdc->pdcattr->crBackgroundClr,
pdc->pdcattr->crForegroundClr);
- /* Mask away everything except foreground rop index */
- dwRop = dwRop & 0x00FF0000;
- dwRop |= dwRop << 8;
-
/* Perform the stretch operation */
bResult = IntEngStretchBlt(&psurfDst->SurfObj,
&psurfTmp->SurfObj,
@@ -1290,7 +1286,7 @@
NULL,
&pdc->eboFill.BrushObject,
NULL,
- ROP_TO_ROP4(dwRop));
+ WIN32_ROP3_TO_ENG_ROP4(dwRop));
/* Cleanup */
DC_vFinishBlit(pdc, NULL);
Modified: trunk/reactos/win32ss/gdi/ntgdi/intgdi.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/win32ss/gdi/ntgdi/intgdi.h…
==============================================================================
--- trunk/reactos/win32ss/gdi/ntgdi/intgdi.h [iso-8859-1] (original)
+++ trunk/reactos/win32ss/gdi/ntgdi/intgdi.h [iso-8859-1] Sun Mar 8 23:36:49 2015
@@ -1,9 +1,10 @@
#pragma once
-#define ROP_USES_SOURCE(Rop) (((((Rop) & 0xCC0000) >> 2) != ((Rop) &
0x330000)) || ((((Rop) & 0xCC000000) >> 2) != ((Rop) & 0x33000000)))
-#define ROP_USES_MASK(Rop) (((Rop) & 0xFF000000) != (((Rop) & 0xff0000)
<< 8))
-#define FIXUP_ROP(Rop) if(((Rop) & 0xFF000000) == 0) Rop = MAKEROP4((Rop), (Rop))
-#define ROP_TO_ROP4(Rop) ((Rop) >> 16)
+/* Convert WIN32 ROP into an ENG ROP */
+#define WIN32_ROP3_TO_ENG_ROP4(dwRop4) ((((dwRop4) & 0x00FF0000) >> 16) |
(((dwRop4) & 0x00FF0000) >> 8))
+#define WIN32_ROP4_TO_ENG_ROP4(dwRop4) ((dwRop4) >> 16)
+
+#define WIN32_ROP4_USES_SOURCE(Rop) ((((Rop) & 0xCCCC0000) >> 2) != ((Rop)
& 0x33330000))
/* The range of valid ROP2 values is 1 .. 16 */
#define FIXUP_ROP2(rop2) ((((rop2) - 1) & 0xF) + 1)
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