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authorSamuel Rødal <sroedal@trolltech.com>2009-03-31 18:00:18 (GMT)
committerSamuel Rødal <sroedal@trolltech.com>2009-04-01 13:53:47 (GMT)
commit815eb0e1d05318dfdd3cadb7f45c7e8e80ff4790 (patch)
treed800ec0802598834fc8139562b470bf203534999 /doc/src/classes.qdoc
parent95d2bd114974ec60cff1cdfbd45f18c2c0e85108 (diff)
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Optimize blend functions for short adjacent spans.
When drawing antialiased primitives it's quite common to have several very short (often just one pixel) spans adjacent to each other. This patch makes it possible to fetch several adjacent spans at a time, avoiding the overhead of calling fetch on every single span. Reviewed-by: Gunnar Sletta
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