ConstraintsStatex.h File Reference

header file for penalty constraints module More...

#include "../../classes/classes.h"

Go to the source code of this file.

Functions
void	ConstraintsStatex (int *pconverged, int *pnum_unstable_constraints, FemModel *femmodel)

Detailed Description

header file for penalty constraints module

Definition in file ConstraintsStatex.h.

Function Documentation

ConstraintsStatex()

void ConstraintsStatex	(	int *	pconverged,
		int *	pnum_unstable_constraints,
		FemModel *	femmodel
	)

Definition at line 10 of file ConstraintsStatex.cpp.

                                                                                          {
 
   /*Early return if no rift and no penalties*/
   if(femmodel->loads->numrifts == 0 && femmodel->loads->numpenalties == 0){
      *pconverged                = 0;
      *pnum_unstable_constraints = 0;
      return;
   }
 
   /*output: */
   int converged                    = 1;
   int num_unstable_constraints     = 0;
   int min_mechanical_constraints   = 0;
   int unstable                     = 0;
   int sum_num_unstable_constraints = 0;
   int analysis_type;
 
   /*Display message*/
   if(VerboseModule()) _printf0_("   Constraining penalties\n");
 
   /*recover parameters: */
   femmodel->parameters->FindParam(&min_mechanical_constraints,StressbalanceRiftPenaltyThresholdEnum);
   femmodel->parameters->FindParam(&analysis_type,AnalysisTypeEnum);
 
   /*Rift penalties first*/
   if(femmodel->loads->numrifts){
      RiftConstraintsState(&converged,&num_unstable_constraints,femmodel->loads,min_mechanical_constraints,analysis_type);
   }
 
   /*Deal with pengrid*/
   if(femmodel->loads->numpenalties){
      for(int i=0;i<femmodel->loads->Size();i++){
         Load* load=(Load*)femmodel->loads->GetObjectByOffset(i);
         if(load->ObjectEnum()==PengridEnum){
            Pengrid* pengrid=(Pengrid*)load;
            pengrid->ConstraintActivate(&unstable);
            num_unstable_constraints += unstable;
         }
      }
   }
 
   ISSM_MPI_Reduce(&num_unstable_constraints,&sum_num_unstable_constraints,1,ISSM_MPI_INT,ISSM_MPI_SUM,0,IssmComm::GetComm() );
   ISSM_MPI_Bcast(&sum_num_unstable_constraints,1,ISSM_MPI_INT,0,IssmComm::GetComm());                
   num_unstable_constraints=sum_num_unstable_constraints;
 
   /*Have we converged? : */
   if(num_unstable_constraints) converged=0;
 
   /*Assign output pointers: */
   *pconverged                = converged;
   *pnum_unstable_constraints = num_unstable_constraints;
}