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winex11: Add helper function get_xrender_format_from_color_shifts.

This commit is contained in:
Roderick Colenbrander 2009-09-10 10:37:50 +02:00 committed by Alexandre Julliard
parent e5e065ebbb
commit 88b990b2c1
1 changed files with 29 additions and 28 deletions
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57
dlls/winex11.drv/xrender.c
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@ -427,39 +427,40 @@ static WineXRenderFormat *get_xrender_format(WXRFormat format)
return NULL; return NULL;
} }
static WineXRenderFormat *get_xrender_format_from_pdevice(X11DRV_PDEVICE *physDev) static WineXRenderFormat *get_xrender_format_from_color_shifts(int depth, ColorShifts *shifts)
{ {
if(physDev->depth == 1) int redMask, greenMask, blueMask;
unsigned int i;
if(depth == 1)
return get_xrender_format(WXR_FORMAT_MONO); return get_xrender_format(WXR_FORMAT_MONO);
/* physDevs of a depth <=8, don't have color_shifts set and XRender can't handle those except for 1-bit */ /* physDevs of a depth <=8, don't have color_shifts set and XRender can't handle those except for 1-bit */
else if(!physDev->color_shifts) if(!shifts)
return default_format; return default_format;
else
redMask = shifts->physicalRed.max << shifts->physicalRed.shift;
greenMask = shifts->physicalGreen.max << shifts->physicalGreen.shift;
blueMask = shifts->physicalBlue.max << shifts->physicalBlue.shift;
/* Try to locate a format which matches the specification of the dibsection. */
for(i = 0; i < (sizeof(wxr_formats_template) / sizeof(wxr_formats_template[0])); i++)
{ {
int redMask=0, greenMask=0, blueMask=0; if( depth == wxr_formats_template[i].depth &&
int i; redMask == (wxr_formats_template[i].redMask << wxr_formats_template[i].red) &&
ColorShifts *shifts = physDev->color_shifts; greenMask == (wxr_formats_template[i].greenMask << wxr_formats_template[i].green) &&
blueMask == (wxr_formats_template[i].blueMask << wxr_formats_template[i].blue) )
redMask = shifts->physicalRed.max << shifts->physicalRed.shift;
greenMask = shifts->physicalGreen.max << shifts->physicalGreen.shift;
blueMask = shifts->physicalBlue.max << shifts->physicalBlue.shift;
/* Try to locate a format which matches the specification of the dibsection. */
for(i = 0; i < (sizeof(wxr_formats_template) / sizeof(wxr_formats_template[0])); i++)
{ {
if( physDev->depth == wxr_formats_template[i].depth && /* When we reach this stage the format was found in our template table but this doesn't mean that
redMask == (wxr_formats_template[i].redMask << wxr_formats_template[i].red) && * the Xserver also supports this format (e.g. its depth might be too low). The call below verifies that.
greenMask == (wxr_formats_template[i].greenMask << wxr_formats_template[i].green) && */
blueMask == (wxr_formats_template[i].blueMask << wxr_formats_template[i].blue) ) return get_xrender_format(wxr_formats_template[i].wxr_format);
{
/* When we reach this stage the format was found in our template table but this doesn't mean that
* the Xserver also supports this format (e.g. its depth might be too low). The call below verifies that.
*/
return get_xrender_format(wxr_formats_template[i].wxr_format);
}
} }
} }
/* This should not happen because when we reach 'shifts' must have been set and we only allows shifts which are backed by X */
ERR("No XRender format found!\n");
return NULL; return NULL;
} }
@ -1398,7 +1399,7 @@ BOOL X11DRV_XRender_ExtTextOut( X11DRV_PDEVICE *physDev, INT x, INT y, UINT flag
unsigned int idx; unsigned int idx;
double cosEsc, sinEsc; double cosEsc, sinEsc;
LOGFONTW lf; LOGFONTW lf;
WineXRenderFormat *dst_format = get_xrender_format_from_pdevice(physDev); WineXRenderFormat *dst_format = get_xrender_format_from_color_shifts(physDev->depth, physDev->color_shifts);
Picture tile_pict = 0; Picture tile_pict = 0;
/* Do we need to disable antialiasing because of palette mode? */ /* Do we need to disable antialiasing because of palette mode? */
@ -1804,7 +1805,7 @@ BOOL CDECL X11DRV_AlphaBlend(X11DRV_PDEVICE *devDst, INT xDst, INT yDst, INT wid
POINT pts[2]; POINT pts[2];
BOOL top_down = FALSE; BOOL top_down = FALSE;
RGNDATA *rgndata; RGNDATA *rgndata;
WineXRenderFormat *dst_format = get_xrender_format_from_pdevice(devDst); WineXRenderFormat *dst_format = get_xrender_format_from_color_shifts(devDst->depth, devDst->color_shifts);
WineXRenderFormat *src_format; WineXRenderFormat *src_format;
int repeat_src; int repeat_src;
@ -1994,8 +1995,8 @@ BOOL X11DRV_XRender_GetSrcAreaStretch(X11DRV_PDEVICE *physDevSrc, X11DRV_PDEVICE
int height = visRectDst->bottom - visRectDst->top; int height = visRectDst->bottom - visRectDst->top;
int x_src = physDevSrc->dc_rect.left + visRectSrc->left; int x_src = physDevSrc->dc_rect.left + visRectSrc->left;
int y_src = physDevSrc->dc_rect.top + visRectSrc->top; int y_src = physDevSrc->dc_rect.top + visRectSrc->top;
WineXRenderFormat *src_format = get_xrender_format_from_pdevice(physDevSrc); WineXRenderFormat *src_format = get_xrender_format_from_color_shifts(physDevSrc->depth, physDevSrc->color_shifts);
WineXRenderFormat *dst_format = get_xrender_format_from_pdevice(physDevDst); WineXRenderFormat *dst_format = get_xrender_format_from_color_shifts(physDevDst->depth, physDevDst->color_shifts);
Picture src_pict=0, dst_pict=0, mask_pict=0; Picture src_pict=0, dst_pict=0, mask_pict=0;
double xscale = widthSrc/(double)widthDst; double xscale = widthSrc/(double)widthDst;