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#5429 Preallocate surface intersection trianglevertices

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This commit is contained in:
Jacob Støren 2020-01-31 15:08:32 +01:00
parent 6e793fddc1
commit c09cb6e26b
1 changed files with 2 additions and 1 deletions
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ApplicationCode/ModelVisualization/Surfaces/RivSurfaceIntersectionGeometryGenerator.cpp
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@ -155,11 +155,12 @@ void RivSurfaceIntersectionGeometryGenerator::calculateArrays()
cvf::Vec3d displayModelOffset = m_hexGrid->displayOffset();
m_triVxToCellCornerWeights.reserve( nativeTriangleIndices.size() * 24 );
outputTriangleVertices.reserve( nativeTriangleIndices.size() * 24 );
#pragma omp parallel num_threads( 6 ) // More threads have nearly no effect
{
// Loop local memory allocation.
// Must be thread private in omp paralellization
// Must be thread private in omp parallelization
std::vector<caf::HexGridIntersectionTools::ClipVx> hexPlaneCutTriangleVxes;
hexPlaneCutTriangleVxes.reserve( 2 * 6 * 3 );