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- Always store alpha-aware cursors in a 32bpp RGB surface.
CORE-8695

svn path=/trunk/; revision=64992
This commit is contained in:
Jérôme Gardou 2014-10-25 18:11:31 +00:00
parent 5211c92255
commit 35e122d62f
2 changed files with 53 additions and 26 deletions
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78
reactos/win32ss/gdi/eng/mouse.c
View file

@ -263,11 +263,9 @@ IntShowMousePointer(PDEVOBJ *ppdev, SURFOBJ *psoDest)
BLENDOBJ blendobj = { {AC_SRC_OVER, 0, 255, AC_SRC_ALPHA } };
EXLATEOBJ exlo;
EXLATEOBJ_vInitialize(&exlo,
pgp->psurfColor->ppal,
&gpalRGB,
ppdev->ppalSurf,
0xFFFFFFFF,
0xFFFFFFFF,
0);
0, 0, 0);
IntEngAlphaBlend(psoDest,
&pgp->psurfColor->SurfObj,
NULL,
@ -373,34 +371,62 @@ EngSetPointerShape(
if (psoColor)
{
/* Color bitmap must have the same format as the dest surface */
if (psoColor->iBitmapFormat != pso->iBitmapFormat)
if (fl & SPS_ALPHA)
{
/* It's OK if we have an alpha bitmap */
if(!(fl & SPS_ALPHA))
/* Always store the alpha cursor in RGB. */
EXLATEOBJ exloSrcRGB;
PEXLATEOBJ pexlo;
pexlo = CONTAINING_RECORD(pxlo, EXLATEOBJ, xlo);
EXLATEOBJ_vInitialize(&exloSrcRGB, pexlo->ppalSrc, &gpalRGB, 0, 0, 0);
hbmColor = EngCreateBitmap(psoColor->sizlBitmap,
WIDTH_BYTES_ALIGN32(sizel.cx, 32),
BMF_32BPP,
BMF_TOPDOWN | BMF_NOZEROINIT,
NULL);
psurfColor = SURFACE_ShareLockSurface(hbmColor);
if (!psurfColor) goto failure;
/* Now copy the given bitmap. */
rectl.bottom = psoColor->sizlBitmap.cy;
IntEngCopyBits(&psurfColor->SurfObj,
psoColor,
NULL,
&exloSrcRGB.xlo,
&rectl,
(POINTL*)&rectl);
EXLATEOBJ_vCleanup(&exloSrcRGB);
}
else
{
/* Color bitmap must have the same format as the dest surface */
if (psoColor->iBitmapFormat != pso->iBitmapFormat)
{
DPRINT1("Screen surface and cursor color bitmap format don't match!.\n");
goto failure;
}
/* Create a bitmap to copy the color bitmap to */
hbmColor = EngCreateBitmap(psoColor->sizlBitmap,
lDelta,
pso->iBitmapFormat,
BMF_TOPDOWN | BMF_NOZEROINIT,
NULL);
psurfColor = SURFACE_ShareLockSurface(hbmColor);
if (!psurfColor) goto failure;
/* Now copy the given bitmap. */
rectl.bottom = psoColor->sizlBitmap.cy;
IntEngCopyBits(&psurfColor->SurfObj,
psoColor,
NULL,
pxlo,
&rectl,
(POINTL*)&rectl);
}
/* Create a bitmap to copy the color bitmap to */
hbmColor = EngCreateBitmap(psoColor->sizlBitmap,
lDelta,
pso->iBitmapFormat,
BMF_TOPDOWN | BMF_NOZEROINIT,
NULL);
psurfColor = SURFACE_ShareLockSurface(hbmColor);
if (!psurfColor) goto failure;
/* Now copy the given bitmap */
rectl.bottom = psoColor->sizlBitmap.cy;
IntEngCopyBits(&psurfColor->SurfObj,
psoColor,
NULL,
pxlo,
&rectl,
(POINTL*)&rectl);
}
/* Create a mask surface */
@ -409,6 +435,8 @@ EngSetPointerShape(
EXLATEOBJ exlo;
PPALETTE ppal;
lDelta = WIDTH_BYTES_ALIGN32(sizel.cx, BitsPerFormat(pso->iBitmapFormat));
/* Create a bitmap for the mask */
hbmMask = EngCreateBitmap(psoMask->sizlBitmap,
lDelta,

1
reactos/win32ss/gdi/eng/pdevobj.h
View file

@ -30,7 +30,6 @@ typedef struct _GDIPOINTER /* should stay private to ENG? No, part of PDEVOBJ ak
BOOL Enabled;
SIZEL Size;
POINTL HotSpot;
XLATEOBJ *XlateObject;
SURFACE *psurfColor;
SURFACE *psurfMask;
SURFACE *psurfSave;