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winex11: Implement rectangular gradients using XRender if supported.

This commit is contained in:
Alexandre Julliard 2011-11-30 13:22:21 +01:00
parent 0446707a56
commit 76358216f4
4 changed files with 166 additions and 8 deletions
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42
configure vendored
View File

@ -8475,6 +8475,48 @@ if test "x$ac_cv_lib_Xrender_XRenderSetPictureTransform" = xyes; then :
$as_echo "#define HAVE_XRENDERSETPICTURETRANSFORM 1" >>confdefs.h
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for XRenderCreateLinearGradient in -lXrender" >&5
$as_echo_n "checking for XRenderCreateLinearGradient in -lXrender... " >&6; }
if ${ac_cv_lib_Xrender_XRenderCreateLinearGradient+:} false; then :
$as_echo_n "(cached) " >&6
else
ac_check_lib_save_LIBS=$LIBS
LIBS="-lXrender $X_LIBS $XLIB $X_EXTRA_LIBS $LIBS"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
/* Override any GCC internal prototype to avoid an error.
Use char because int might match the return type of a GCC
builtin and then its argument prototype would still apply. */
#ifdef __cplusplus
extern "C"
#endif
char XRenderCreateLinearGradient ();
int
main ()
{
return XRenderCreateLinearGradient ();
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
ac_cv_lib_Xrender_XRenderCreateLinearGradient=yes
else
ac_cv_lib_Xrender_XRenderCreateLinearGradient=no
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
LIBS=$ac_check_lib_save_LIBS
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xrender_XRenderCreateLinearGradient" >&5
$as_echo "$ac_cv_lib_Xrender_XRenderCreateLinearGradient" >&6; }
if test "x$ac_cv_lib_Xrender_XRenderCreateLinearGradient" = xyes; then :
$as_echo "#define HAVE_XRENDERCREATELINEARGRADIENT 1" >>confdefs.h
fi
fi

7
configure.ac
View File

@ -1021,8 +1021,11 @@ then
WINE_CHECK_SONAME(Xrender,XRenderQueryExtension,
[AC_CHECK_LIB(Xrender,XRenderSetPictureTransform,
[AC_DEFINE(HAVE_XRENDERSETPICTURETRANSFORM, 1,
[Define if Xrender has the XRenderSetPictureTransform function])],,
[$X_LIBS $XLIB $X_EXTRA_LIBS])],,[$X_LIBS $XLIB $X_EXTRA_LIBS])
[Define if Xrender has the XRenderSetPictureTransform function])],,[$X_LIBS $XLIB $X_EXTRA_LIBS])
AC_CHECK_LIB(Xrender,XRenderCreateLinearGradient,
[AC_DEFINE(HAVE_XRENDERCREATELINEARGRADIENT, 1,
[Define if Xrender has the XRenderCreateLinearGradient function])],,[$X_LIBS $XLIB $X_EXTRA_LIBS])],,
[$X_LIBS $XLIB $X_EXTRA_LIBS])
fi
WINE_WARNING_WITH(xrender,[test "x$ac_cv_lib_soname_Xrender" = "x"],

122
dlls/winex11.drv/xrender.c
View File

@ -198,6 +198,9 @@ MAKE_FUNCPTR(XRenderFindVisualFormat)
MAKE_FUNCPTR(XRenderFreeGlyphSet)
MAKE_FUNCPTR(XRenderFreePicture)
MAKE_FUNCPTR(XRenderSetPictureClipRectangles)
#ifdef HAVE_XRENDERCREATELINEARGRADIENT
MAKE_FUNCPTR(XRenderCreateLinearGradient)
#endif
#ifdef HAVE_XRENDERSETPICTURETRANSFORM
MAKE_FUNCPTR(XRenderSetPictureTransform)
#endif
@ -367,6 +370,7 @@ const struct gdi_dc_funcs *X11DRV_XRender_Init(void)
if (!(xrender_handle = wine_dlopen(SONAME_LIBXRENDER, RTLD_NOW, NULL, 0))) return NULL;
#define LOAD_FUNCPTR(f) if((p##f = wine_dlsym(xrender_handle, #f, NULL, 0)) == NULL) return NULL
#define LOAD_OPTIONAL_FUNCPTR(f) p##f = wine_dlsym(xrender_handle, #f, NULL, 0)
LOAD_FUNCPTR(XRenderAddGlyphs);
LOAD_FUNCPTR(XRenderComposite);
LOAD_FUNCPTR(XRenderCompositeText16);
@ -379,12 +383,14 @@ const struct gdi_dc_funcs *X11DRV_XRender_Init(void)
LOAD_FUNCPTR(XRenderFreePicture);
LOAD_FUNCPTR(XRenderSetPictureClipRectangles);
LOAD_FUNCPTR(XRenderQueryExtension);
#undef LOAD_FUNCPTR
#ifdef HAVE_XRENDERSETPICTURETRANSFORM
#define LOAD_OPTIONAL_FUNCPTR(f) p##f = wine_dlsym(xrender_handle, #f, NULL, 0)
LOAD_OPTIONAL_FUNCPTR(XRenderSetPictureTransform);
#undef LOAD_OPTIONAL_FUNCPTR
#ifdef HAVE_XRENDERCREATELINEARGRADIENT
LOAD_OPTIONAL_FUNCPTR(XRenderCreateLinearGradient);
#endif
#ifdef HAVE_XRENDERSETPICTURETRANSFORM
LOAD_OPTIONAL_FUNCPTR(XRenderSetPictureTransform);
#endif
#undef LOAD_OPTIONAL_FUNCPTR
#undef LOAD_FUNCPTR
wine_tsx11_lock();
X11DRV_XRender_Installed = pXRenderQueryExtension(gdi_display, &event_base, &xrender_error_base);
@ -2518,6 +2524,110 @@ static BOOL xrenderdrv_AlphaBlend( PHYSDEV dst_dev, struct bitblt_coords *dst,
return TRUE;
}
/***********************************************************************
* xrenderdrv_GradientFill
*/
static BOOL xrenderdrv_GradientFill( PHYSDEV dev, TRIVERTEX *vert_array, ULONG nvert,
void * grad_array, ULONG ngrad, ULONG mode )
{
#ifdef HAVE_XRENDERCREATELINEARGRADIENT
static const XFixed stops[2] = { 0, 1 << 16 };
struct xrender_physdev *physdev = get_xrender_dev( dev );
XLinearGradient gradient;
XRenderColor colors[2];
Picture src_pict, dst_pict;
unsigned int i;
const GRADIENT_RECT *rect = grad_array;
POINT pt[2];
if (!X11DRV_XRender_Installed) goto fallback;
if (!pXRenderCreateLinearGradient) goto fallback;
/* 16-bpp uses dithering */
if (!physdev->pict_format || physdev->pict_format->depth == 16) goto fallback;
switch (mode)
{
case GRADIENT_FILL_RECT_H:
case GRADIENT_FILL_RECT_V:
X11DRV_LockDIBSection( physdev->x11dev, DIB_Status_GdiMod );
for (i = 0; i < ngrad; i++, rect++)
{
const TRIVERTEX *v1 = vert_array + rect->UpperLeft;
const TRIVERTEX *v2 = vert_array + rect->LowerRight;
colors[0].red = v1->Red * 257 / 256;
colors[0].green = v1->Green * 257 / 256;
colors[0].blue = v1->Blue * 257 / 256;
colors[1].red = v2->Red * 257 / 256;
colors[1].green = v2->Green * 257 / 256;
colors[1].blue = v2->Blue * 257 / 256;
if (has_alpha( physdev->format ))
{
colors[0].alpha = v1->Alpha * 257 / 256;
colors[1].alpha = v2->Alpha * 257 / 256;
}
else colors[0].alpha = colors[1].alpha = 65535;
pt[0].x = v1->x;
pt[0].y = v1->y;
pt[1].x = v2->x;
pt[1].y = v2->y;
LPtoDP( dev->hdc, pt, 2 );
if (mode == GRADIENT_FILL_RECT_H)
{
gradient.p1.y = gradient.p2.y = 0;
if (pt[1].x > pt[0].x)
{
gradient.p1.x = 0;
gradient.p2.x = (pt[1].x - pt[0].x) << 16;
}
else
{
gradient.p1.x = (pt[0].x - pt[1].x) << 16;
gradient.p2.x = 0;
}
}
else
{
gradient.p1.x = gradient.p2.x = 0;
if (pt[1].y > pt[0].y)
{
gradient.p1.y = 0;
gradient.p2.y = (pt[1].y - pt[0].y) << 16;
}
else
{
gradient.p1.y = (pt[0].y - pt[1].y) << 16;
gradient.p2.y = 0;
}
}
TRACE( "%u gradient %d,%d - %d,%d colors %04x,%04x,%04x,%04x -> %04x,%04x,%04x,%04x\n",
mode, pt[0].x, pt[0].y, pt[1].x, pt[1].y,
colors[0].red, colors[0].green, colors[0].blue, colors[0].alpha,
colors[1].red, colors[1].green, colors[1].blue, colors[1].alpha );
wine_tsx11_lock();
src_pict = pXRenderCreateLinearGradient( gdi_display, &gradient, stops, colors, 2 );
dst_pict = get_xrender_picture( physdev, 0, NULL );
xrender_blit( PictOpSrc, src_pict, 0, dst_pict, 0, 0,
physdev->x11dev->dc_rect.left + min( pt[0].x, pt[1].x ),
physdev->x11dev->dc_rect.top + min( pt[0].y, pt[1].y ),
1, 1, abs(pt[1].x - pt[0].x), abs(pt[1].y - pt[0].y) );
pXRenderFreePicture( gdi_display, src_pict );
wine_tsx11_unlock();
}
X11DRV_UnlockDIBSection( physdev->x11dev, TRUE );
return TRUE;
}
fallback:
#endif
dev = GET_NEXT_PHYSDEV( dev, pGradientFill );
return dev->funcs->pGradientFill( dev, vert_array, nvert, grad_array, ngrad, mode );
}
/***********************************************************************
* xrenderdrv_SelectBrush
*/
@ -2644,7 +2754,7 @@ static const struct gdi_dc_funcs xrender_funcs =
NULL, /* pGetTextExtentExPointI */
NULL, /* pGetTextFace */
NULL, /* pGetTextMetrics */
NULL, /* pGradientFill */
xrenderdrv_GradientFill, /* pGradientFill */
NULL, /* pIntersectClipRect */
NULL, /* pInvertRgn */
NULL, /* pLineTo */

3
include/config.h.in
View File

@ -1133,6 +1133,9 @@
/* Define if libxml2 has the xmlSchemaSetValidStructuredErrors function */
#undef HAVE_XMLSCHEMASSETVALIDSTRUCTUREDERRORS
/* Define if Xrender has the XRenderCreateLinearGradient function */
#undef HAVE_XRENDERCREATELINEARGRADIENT
/* Define if Xrender has the XRenderSetPictureTransform function */
#undef HAVE_XRENDERSETPICTURETRANSFORM