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optimize handling of missing geometries and zero count densification

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root676 2019-10-25 20:20:42 +02:00 committed by Nyall Dawson
parent d00178d6af
commit 32a01d1d32
1 changed files with 10 additions and 6 deletions
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16
src/analysis/processing/qgsalgorithmdensifygeometriesbycount.cpp
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@ -81,7 +81,7 @@ void QgsDensifyGeometriesByCountAlgorithm::initParameters( const QVariantMap &co
QgsProcessingParameterNumber::Integer,
1, false, 1, 10000000 );
verticesCnt->setIsDynamic( true );
verticesCnt->setDynamicPropertyDefinition( QgsPropertyDefinition( QStringLiteral( "VerticesCount" ), QObject::tr( "Vertices count" ), QgsPropertyDefinition::IntegerPositiveGreaterZero ) );
verticesCnt->setDynamicPropertyDefinition( QgsPropertyDefinition( QStringLiteral( "VerticesCount" ), QObject::tr( "Vertices count" ), QgsPropertyDefinition::IntegerPositive ) );
verticesCnt->setDynamicLayerParameterName( QStringLiteral( "INPUT" ) );
addParameter( verticesCnt.release() );
}
@ -107,14 +107,18 @@ QgsFeatureList QgsDensifyGeometriesByCountAlgorithm::processFeature( const QgsFe
{
Q_UNUSED( context )
Q_UNUSED( feedback )
QgsFeature densifiedFeature = feature;
int verticesCnt = mVerticesCnt;
if ( mDynamicVerticesCnt )
verticesCnt = mVerticesCntProperty.valueAsInt( context.expressionContext(), verticesCnt );
if ( feature.hasGeometry() )
densifiedFeature.setGeometry( feature.geometry().densifyByCount( verticesCnt ) );
{
int verticesCnt = mVerticesCnt;
if ( mDynamicVerticesCnt )
verticesCnt = mVerticesCntProperty.valueAsInt( context.expressionContext(), verticesCnt );
if ( verticesCnt > 0 )
densifiedFeature.setGeometry( feature.geometry().densifyByCount( verticesCnt ) );
}
return QgsFeatureList() << densifiedFeature;
}