Quintiq file version 2.0
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#parent: #root
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Method InitConstraintsForUnitPeriodCapacities (
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CapacityPlanningSuboptimizer_CapacityPlanningAlgorithm program,
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Boolean enableminconst,
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Real totalmincapacity,
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Real totalmaxcapacity,
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const RunContextForCapacityPlanning runcontext,
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const LibOpt_Scope scope,
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const CapacityPlanningSuboptimizer subopt
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) const
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{
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Description: 'The constraint to limit the production of period tasks to be within defined capacity'
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TextBody:
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[*
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// defining minimum capacities for unit, Sum of PT Qty + not met >= UP.MinCapacity
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// minconstup constraint UoM: Unit
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minconstup := null( MPConstraint );
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if( this.Unit().HasCapacityTypeTimeBase() )
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{
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minconstup := program.MinUnitCapacityTimeConstraints().New( this );
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}
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else
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{
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minconstup := program.MinUnitCapacityQtyConstraints().New( this );
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}
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minconstup.Sense( '>=' );
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// RHS UoM: Unit
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minconstup.RHSValue( subopt.ScaleConstraintRHS( typeofexpression( minconstup ), totalmincapacity ) );
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// Term UoM: Unit
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var := this.GetCapacityNotMetVariable( program );
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minconstup.NewTerm( 1.0 * subopt.ScaleConstraintTerm( typeofexpression( var ), typeofexpression( minconstup ) )
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, var );
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minconstup.Enabled( enableminconst )
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// defining maximum capacities for unit, Sum of PT Qty <= UP.AvailableCapacity
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// maxconstup constraint UoM: Unit
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maxconstup := null( MPConstraint );
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if( this.Unit().HasCapacityTypeTimeBase() )
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{
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maxconstup := program.MaxUnitCapacityTimeConstraints().New( this );
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}
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else
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{
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maxconstup := program.MaxUnitCapacityQtyConstraints().New( this );
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}
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// When using shift optimization, total capacity depends on the shift patterns selected by the optimizer.
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if( this.IsInScopeForShiftOptimization( scope ) and runcontext.UseShiftOptimization() ){
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maxconstup.RHSValue( 0 );
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unitperiod := this.astype( UnitPeriodTimeBase );
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unitperiod.AddTermsForMaximumCapacity( program, subopt, maxconstup, runcontext );
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}
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else
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{
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// RHS UoM: Unit
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maxconstup.RHSValue( subopt.ScaleConstraintRHS( typeofexpression( maxconstup ), totalmaxcapacity ) );
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}
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maxconstup.Sense( '<=' );
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maxconstup.Enabled( not this.IsPlannedInfinite() );
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this.InitConstraintsForCapacityUsage( program, minconstup, maxconstup, runcontext, scope, subopt );
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*]
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InterfaceProperties { Accessibility: 'Module' }
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}
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