Chris Wilson 9f83ac5c63 image: Perform the simple solid-fill spans inplace ...

Reducing the number of passes has the usual change in the antialiasing
side-effects, as well as the boon of being faster (and theorectically more
accurate through reduced loss of dynamic range.)

On an i5-2520m:
    swfdec-giant-steps-full   3240.43  ->  2651.36:  1.22x speedup
             grads-heat-map    166.84  ->   136.79:  1.22x speedup
         swfdec-giant-steps    940.19  ->   796.24:  1.18x speedup
                  ocitysmap    953.51  ->   831.96:  1.15x speedup
        webkit-canvas-alpha  13924.01  -> 13115.70:  1.06x speedup

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

2012-03-05 17:03:53 +00:00

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