Quintiq file version 2.0
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#parent: #root
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Method AddTermsToServiceLevelConstraints (
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CapacityPlanningSuboptimizer_CapacityPlanningAlgorithm program,
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const constcontent BaseSalesDemandInPeriods bsdips,
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Real scalefactor_salesdemandqty_constfromsd_det,
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Real scalefactor_salesdemandqty_constfromsd_sto,
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const LibOpt_Scope scope
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) const
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{
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Description: 'Add the sales demand term to the service level from sales demand constraints'
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TextBody:
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[*
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// Only define the constraints if the sd needs to be planned and is on a pispip that is part of this optimizer run
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traverse( bsdips,
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Elements,
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sd,
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sd.NeedsToBePlanned()
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and sd.IsWithinThresholdQuantity() )
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{
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uomconversion := sd.DefaultUOMConversionFactor();
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ids := sd.ServiceLevelBaseIDs().Tokenize( ';' );
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traverse( ids, Elements, id, not id = '' )
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{
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sl := ServiceLevelBase::FindServiceLevelBaseTypeIndex( id );
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if ( sl.IsEnabled() )
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{
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constr := null( MPConstraint );
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scalefactor := 0.0;
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if ( sl.IsUsedForPlanningFulfillmentSystem() )
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{
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constr := program.FulfillmentTargetFromSDQtyConstraints().Get( sl );
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scalefactor := scalefactor_salesdemandqty_constfromsd_det;
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}
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else if ( sl.IsUsedForSafetyStockCalculation() )
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{
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constr := program.ServiceLevelFromSDQtyConstraints().Get( sl );
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scalefactor := scalefactor_salesdemandqty_constfromsd_sto;
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}
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if ( not isnull( constr ) )
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{
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constr.Enabled( true ); // adding a term so make it enabled
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if( sd.istype( LeafSalesDemandInPeriod ) )
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{
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constr.NewTerm( -uomconversion * scalefactor, program.SalesDemandQtyVariables().Get( sd.astype( LeafSalesDemandInPeriod ) ) );
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}
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else if( sd.istype( DisaggregatedSalesDemandInPeriod ) )
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{
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constr.NewTerm( -uomconversion * scalefactor, program.DisaggregatedSalesDemandQtyVariables().Get( sd.astype( DisaggregatedSalesDemandInPeriod ) ) );
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}
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// track existing fulfilled qty. Then what is out of scope is computed
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// by sl.TotalFulFilledQuantity - sl.OptimizerConstantTerm
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var_workaround_const := program.Variable( 'OptimizerConstantTerm', sl );
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newvalue := var_workaround_const.UpperBound() + sd.FulfilledQuantityInDefaultUOM();
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this.StoreValueInVariable( var_workaround_const, newvalue );
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}
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} // end if isenabled
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} // traverse sl
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}
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*]
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InterfaceProperties { Accessibility: 'Module' }
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}
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