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| author | Markus Mohrhard <markus.mohrhard@collabora.co.uk> | 2014-02-21 02:21:47 +0100 |
|---|---|---|
| committer | Markus Mohrhard <markus.mohrhard@googlemail.com> | 2014-02-22 05:52:27 +0100 |
| commit | 9f2acf24bf5b7d3c7f4482d0d63d9a7ad9d5481d (patch) | |
| tree | aedaa6085263db7188294fc1f226a1c9d269742f /chart2 | |
| parent | 66b16aec3dc8f48f37179b8f5bc5ceaad0e0beb0 (diff) | |
we know the size so pre alloc the sequence
Change-Id: Icd85ede4898a62833792c68b3e42ad7afa246787
Diffstat (limited to 'chart2')
| -rw-r--r-- | chart2/source/view/charttypes/BarChart.cxx | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/chart2/source/view/charttypes/BarChart.cxx b/chart2/source/view/charttypes/BarChart.cxx index 5c57ecf25c63..941257b3c401 100644 --- a/chart2/source/view/charttypes/BarChart.cxx +++ b/chart2/source/view/charttypes/BarChart.cxx @@ -773,7 +773,15 @@ void BarChart::createShapes() } else //m_nDimension!=3 { + // performance improvement: alloc the sequence before the rendering + // otherwise we have 2 realloc calls drawing::PolyPolygonShape3D aPoly; + aPoly.SequenceX.realloc(1); + aPoly.SequenceY.realloc(1); + aPoly.SequenceZ.realloc(1); + aPoly.SequenceX[0].realloc(5); + aPoly.SequenceY[0].realloc(5); + aPoly.SequenceZ[0].realloc(5); drawing::Position3D aLeftUpperPoint( fLogicX-fLogicBarWidth/2.0,fUpperYValue,fLogicZ ); drawing::Position3D aRightUpperPoint( fLogicX+fLogicBarWidth/2.0,fUpperYValue,fLogicZ ); |