Quintiq file version 2.0 
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#parent: #root 
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Method InitConstraintsForCampaignMinDurationWithin ( 
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  CapacityPlanningSuboptimizer_CapacityPlanningAlgorithm program, 
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  const LibOpt_Scope scope 
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) const 
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{ 
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  TextBody: 
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  [* 
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    mindurwithin_constname := typeof( MPMinCampaignElementTypeDurationWithinConstraint ); 
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    scalefactor_DurationWithin_const := this.ScaleConstraintTerm( typeof( MPDurationOfCampaignElementTypeMidVariable ), mindurwithin_constname ); 
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    scalefactor_NrOfElementsWithin_const := this.ScaleConstraintTerm( typeof( MPNrOfCampaignElementWithinUnitSubPeriodVariable ), mindurwithin_constname ); 
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    scalefactor_MinElementTypeDurationUnderWithin_const := this.ScaleConstraintTerm( typeof( MPMinCampaignElementTypeDurUnderWithinVariable ), mindurwithin_constname ); 
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    durzero := Duration::Zero(); 
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    traverse( scope.GetUnitPeriodInOptimizerRunConst(), Elements.OptCampaignUnitSubPeriod, ocusp ) 
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    { 
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      //Only do this for campaign / transitions that have a MinDuration (and thus, MinDuration is greater than 0 ) 
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      traverse( ocusp, OptCampaignCombiElement.OptCampaignElementType, ocet, ocet.MinDuration() > durzero ) 
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      { 
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        constr := program.MinCampaignElementTypeDurationWithinConstraints().New( ocet, ocusp ); 
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        constr.RHSValue( 0.0 ); 
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        durvar := program.DurationOfCampaignElementTypeMidVariables().Get( ocet, ocusp ); 
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        constr.NewTerm( 1.0 * scalefactor_DurationWithin_const,durvar );  
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        //If this is a transition, we want these constraints to be hard ones 
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        if( not ocet.istype( OptCampaignTransitionType ) ) 
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        { 
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          constr.NewTerm( 1.0 * scalefactor_MinElementTypeDurationUnderWithin_const, program.MinCampaignElementTypeDurUnderWithinVariables().Get( ocet, ocusp ) ); 
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        } 
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        constr.NewTerm( -ocet.MinDuration().HoursAsReal() * scalefactor_NrOfElementsWithin_const, program.NrOfCampaignElementWithinUnitSubPeriodVariables().Get( ocet, ocusp ) ); 
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      } 
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    } 
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  *] 
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} 
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