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glamor: Split the copy path out into its own function.

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This commit is contained in:
Eric Anholt 2010-02-08 22:05:51 +01:00 committed by Zhigang Gong
parent ad67299fa2
commit 15e58b5ffb
1 changed files with 48 additions and 24 deletions
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72
glamor/glamor_render.c
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@ -446,6 +446,49 @@ glamor_get_picture_location(PicturePtr picture)
return glamor_get_drawable_location(picture->pDrawable);
}
static Bool
glamor_composite_copy(CARD8 op,
PicturePtr source,
PicturePtr dest,
INT16 x_source,
INT16 y_source,
INT16 x_dest,
INT16 y_dest,
CARD16 width,
CARD16 height)
{
RegionRec region;
if (!compatible_formats(op, dest, source))
return FALSE;
if (source->repeat || source->transform)
return FALSE;
x_dest += dest->pDrawable->x;
y_dest += dest->pDrawable->y;
x_source += source->pDrawable->x;
y_source += source->pDrawable->y;
if (!miComputeCompositeRegion(&region,
source, NULL, dest,
x_source, y_source,
0, 0,
x_dest, y_dest,
width, height))
return TRUE;
glamor_copy_n_to_n(source->pDrawable,
dest->pDrawable, NULL,
REGION_RECTS(&region),
REGION_NUM_RECTS(&region),
x_source - x_dest, y_source - y_dest,
FALSE, FALSE, 0, NULL);
REGION_UNINIT(dest->pDrawable->pScreen,
&region);
return TRUE;
}
void
glamor_composite(CARD8 op,
PicturePtr source,
@ -491,30 +534,11 @@ glamor_composite(CARD8 op,
}
if (!mask) {
if (compatible_formats (op, dest, source)) {
if (!source->repeat && !source->transform) {
x_dest += dest->pDrawable->x;
y_dest += dest->pDrawable->y;
x_source += source->pDrawable->x;
y_source += source->pDrawable->y;
if (!miComputeCompositeRegion
(&region,
source, NULL, dest,
x_source, y_source, 0, 0, x_dest, y_dest, width, height))
return;
glamor_copy_n_to_n(source->pDrawable,
dest->pDrawable, NULL,
REGION_RECTS(&region),
REGION_NUM_RECTS(&region),
x_source - x_dest, y_source - y_dest,
FALSE, FALSE, 0, NULL);
REGION_UNINIT(dest->pDrawable->pScreen,
&region);
return;
}
}
if (glamor_composite_copy(op, source, dest,
x_source, y_source,
x_dest, y_dest,
width, height))
return;
}
goto fail;