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Treat tiled images scaled to 1x1 as flat fills of the tiled area.

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svn path=/trunk/netsurf/; revision=10616
This commit is contained in:
Michael Drake 2010-07-08 20:38:48 +00:00
parent 1fb697782a
commit bffa2b64de
1 changed files with 12 additions and 0 deletions
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12
framebuffer/framebuffer.c
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@ -215,6 +215,18 @@ framebuffer_plot_bitmap(int x, int y,
}
}
/* Optimise tiled plots of bitmaps scaled to 1x1 by replacing with
* a flat fill of the area. Can only be done when image is fully
* opaque. */
if ((width == 1) && (height == 1)) {
if (bitmap->opaque) {
/** TODO: Currently using top left pixel. Maybe centre
* pixel or average value would be better. */
return nsfb_plot_rectangle_fill(nsfb, &clipbox,
*(nsfb_colour_t *)bitmap->pixdata);
}
}
/* get left most tile position */
if (repeat_x)
for (; x > clipbox.x0; x -= width);