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author | Samuel Rødal <sroedal@trolltech.com> | 2009-03-31 18:00:18 (GMT) |
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committer | Samuel Rødal <sroedal@trolltech.com> | 2009-04-01 13:53:47 (GMT) |
commit | 815eb0e1d05318dfdd3cadb7f45c7e8e80ff4790 (patch) | |
tree | d800ec0802598834fc8139562b470bf203534999 /doc/src/classes.qdoc | |
parent | 95d2bd114974ec60cff1cdfbd45f18c2c0e85108 (diff) | |
download | Qt-815eb0e1d05318dfdd3cadb7f45c7e8e80ff4790.zip Qt-815eb0e1d05318dfdd3cadb7f45c7e8e80ff4790.tar.gz Qt-815eb0e1d05318dfdd3cadb7f45c7e8e80ff4790.tar.bz2 |
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
Diffstat (limited to 'doc/src/classes.qdoc')
0 files changed, 0 insertions, 0 deletions