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Avoid small allocation on every read of data from resdata

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Magne Sjaastad committed 2025-10-23 16:14:12 +02:00
1 parent f6cd02a6c1
commit ea06cdc291
1 file changed
+7 -6
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ApplicationLibCode/FileInterface/RifEclEclipseSummary.cpp
+7 -6
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@@ -290,14 +290,15 @@ std::pair<bool, std::vector<double>> RifEclEclipseSummary::values( const RifEcli
const ecl::smspec_node& ertSumVarNode = ecl_smspec_iget_node_w_node_index( m_ecl_SmSpec, variableIndex );
int paramsIndex = ertSumVarNode.get_params_index();
double_vector_type* dataValues = ecl_sum_alloc_data_vector( m_ecl_sum, paramsIndex, false );
// Use data access without memory allocation. Previous implementation used ecl_sum_alloc_data_vector()
// Related to https://github.com/OPM/ResInsight/issues/13064
int dataLength = ecl_sum_get_data_length( m_ecl_sum );
values.reserve( dataLength );
if ( dataValues )
for ( int timeIndex = 0; timeIndex < dataLength; ++timeIndex )
{
int dataSize = double_vector_size( dataValues );
const double* dataPtr = double_vector_get_const_ptr( dataValues );
values.insert( values.end(), dataPtr, dataPtr + dataSize );
double_vector_free( dataValues );
double value = ecl_sum_iget( m_ecl_sum, timeIndex, paramsIndex );
values.push_back( value );
}
}