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| author | Noel Grandin <noel.grandin@collabora.co.uk> | 2019-04-07 16:25:49 +0200 |
|---|---|---|
| committer | Noel Grandin <noel.grandin@collabora.co.uk> | 2019-04-08 08:52:09 +0200 |
| commit | 7be675cdfad328667bfbab043d71539dfd9e6fe6 (patch) | |
| tree | 94a83c67d26aaffb513863a6ab0e4f8f72b2dc4d /include/svx/sdasitm.hxx | |
| parent | tdf#117066 Saving ODT document with ~1500 bookmarks is slow, part 4 (diff) | |
| download | core-7be675cdfad328667bfbab043d71539dfd9e6fe6.tar.gz core-7be675cdfad328667bfbab043d71539dfd9e6fe6.zip | |
improve combining in hash functions
specifically, use boost::hash_combine to combine values in hash
functions, except for a couple of places where I use the
small-prime-number strategy popular in the Java world, to avoid
including boost in header files that are widely shared.
Change-Id: I0e184c9ec8803bf09fc6e84fe20131b203e1652a
Reviewed-on: https://gerrit.libreoffice.org/70384
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Diffstat (limited to 'include/svx/sdasitm.hxx')
| -rw-r--r-- | include/svx/sdasitm.hxx | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/svx/sdasitm.hxx b/include/svx/sdasitm.hxx index 44bdfbc714d6..3e2623b0ca76 100644 --- a/include/svx/sdasitm.hxx +++ b/include/svx/sdasitm.hxx @@ -89,7 +89,10 @@ inline SdrOnOffItem makeSdrTextWordWrapItem( bool bAuto ) { inline size_t SdrCustomShapeGeometryItem::PropertyPairHash::operator()( const SdrCustomShapeGeometryItem::PropertyPair &r1 ) const { - return static_cast<size_t>(r1.first.hashCode()) + r1.second.hashCode(); + size_t hash = 17; + hash = hash * 37 + r1.first.hashCode(); + hash = hash * 37 + r1.second.hashCode(); + return hash; }; #endif |