source: issm/trunk/src/c/objects/FemModel.cpp@ 8386

/*!\file FemModel.c
 * \brief: implementation of the FemModel object
 */


#ifdef HAVE_CONFIG_H
        #include "config.h"
#else
#error "Cannot compile with HAVE_CONFIG_H symbol! run configure first!"
#endif

#include "stdio.h"
#include "../Container/Container.h"
#include "../modules/ModelProcessorx/ModelProcessorx.h"
#include "./objects.h"
#include "../include/include.h"
#include "../EnumDefinitions/EnumDefinitions.h"
#include "../modules/modules.h"

/*Object constructors and destructor*/
/*FUNCTION FemModel::constructor {{{1*/
FemModel::FemModel(char* inputfilename, char* outputfilename, const int in_solution_type,const int* analyses,const int nummodels){
#ifdef _PARALLEL_

        /*intermediary*/
        int i;
        int analysis_type;
        FILE* IOMODEL;

        /*Open input file on cpu 0: */
        if(my_rank==0) IOMODEL= pfopen(inputfilename ,"rb");

        /*Initialize internal data: */
        this->nummodels=nummodels;
        this->solution_type=in_solution_type;
        this->analysis_counter=nummodels-1; //point to last analysis_type carried out.
        this->results=new Results(); //not initialized by CreateDataSets
        
        /*Dynamically allocate whatever is a list of length nummodels: */
        analysis_type_list=(int*)xmalloc(nummodels*sizeof(int));
        m_nodesets=(NodeSets**)xmalloc(nummodels*sizeof(NodeSets*));
        m_ys=(Vec*)xmalloc(nummodels*sizeof(Vec));

        /*Initialize: */
        for(i=0;i<nummodels;i++)analysis_type_list[i]=analyses[i];
        for(i=0;i<nummodels;i++)m_nodesets[i]=NULL;
        for(i=0;i<nummodels;i++)m_ys[i]=NULL;

        /*create datasets for all analyses*/
        ModelProcessorx(&this->elements,&this->nodes,&this->vertices,&this->materials,&this->constraints,&this->loads,&this->parameters,IOMODEL,this->solution_type,nummodels,analyses);

        /*do the post-processing of the datasets to get an FemModel that can actually run analyses: */
        for(i=0;i<nummodels;i++){

                _printf_(VerboseMProcessor(),"   Processing finite element model of analysis %s:\n",EnumToStringx(analysis_type_list[i]));
                analysis_type=analysis_type_list[i];
                this->SetCurrentConfiguration(analysis_type);
        
                if(i==0){
                        _printf_(VerboseMProcessor(),"      create vertex degrees of freedom\n");
                        VerticesDofx(vertices,parameters); //only call once, we only have one set of vertices
                }

                _printf_(VerboseMProcessor(),"      resolve node constraints\n");
                SpcNodesx(nodes,constraints,analysis_type); 
        
                _printf_(VerboseMProcessor(),"      create nodal degrees of freedom\n");
                NodesDofx(nodes,parameters,analysis_type);
        
                _printf_(VerboseMProcessor(),"      create nodal constraints vector\n");
                CreateNodalConstraintsx(&m_ys[i],nodes,analysis_type);

                _printf_(VerboseMProcessor(),"      create node sets\n");
                BuildNodeSetsx(&m_nodesets[i], nodes,analysis_type);

                _printf_(VerboseMProcessor(),"      configuring element and loads\n");
                ConfigureObjectsx(elements, loads, nodes, vertices, materials,parameters);
        }
        
        /*Close input file descriptors: */
        if(my_rank==0) pfclose(IOMODEL,inputfilename);

        /*Add output file name to parameters: */
        this->parameters->AddObject(new StringParam(OutputFileNameEnum,outputfilename));

#endif

}

/*}}}1*/
/*FUNCTION FemModel::destructor {{{1*/
FemModel::~FemModel(){

        /*Intermediary*/
        int i;

        /*Delete all the datasets: */
        xfree((void**)&analysis_type_list);
        delete elements;
        delete nodes;
        delete vertices;
        delete constraints;
        delete loads;
        delete materials;
        delete parameters;
        delete results;

        for(i=0;i<nummodels;i++){
                NodeSets* temp_nodesets=m_nodesets[i];
                delete temp_nodesets;
                Vec temp_ys=m_ys[i];
                VecFree(&temp_ys);
        }

        /*Delete dynamically allocated arrays: */
        xfree((void**)&m_nodesets);
        xfree((void**)&m_ys);

}
/*}}}1*/

/*Object management*/
/*FUNCTION FemModel::Echo {{{1*/
void FemModel::Echo(void){

        printf("FemModel echo: \n");
        printf("   number of fem models: %i\n",nummodels);
        printf("   analysis_type_list: \n");
        for(int i=0;i<nummodels;i++)printf("     %i: %s\n",i,EnumToStringx(analysis_type_list[i]));
        printf("   current analysis_type: \n");
        printf("     %i: %s\n",analysis_counter,EnumToStringx(analysis_type_list[analysis_counter]));

}
/*}}}*/

/*Numerics: */
/*FUNCTION FemModel::SetCurrentConfiguration(int configuration_type,int analysis_type){{{1*/
void FemModel::SetCurrentConfiguration(int configuration_type,int analysis_type){

        /*Use configuration_type to setup the analysis counter, the configurations of objects etc ... but use 
         * analysis_type to drive the element numerics. This allows for use of 1 configuration_type for several 
         * analyses. For example: do a SurfaceSlopeX, SurfaceSlopeY, BedSlopeX and BedSlopeY analysis using the 
         * Slope configuration.*/

        int found=-1;
        for(int i=0;i<nummodels;i++){
                if (analysis_type_list[i]==configuration_type){
                        found=i;
                        break;
                }
        }
        if(found!=-1) analysis_counter=found;
        else _error_("Could not find alias for analysis_type %s in list of FemModel analyses",EnumToStringx(configuration_type));

        /*activate matrices/vectors: */
        nodesets=m_nodesets[analysis_counter];
        ys=m_ys[analysis_counter];

        /*Now, plug analysis_counter and analysis_type inside the parameters: */
        this->parameters->SetParam(analysis_counter,AnalysisCounterEnum);
        this->parameters->SetParam(analysis_type,AnalysisTypeEnum);
        this->parameters->SetParam(configuration_type,ConfigurationTypeEnum);

        /*configure elements, loads and nodes, for this new analysis: */
        this->elements->SetCurrentConfiguration(elements,loads, nodes,vertices, materials,parameters);
        this->nodes->SetCurrentConfiguration(elements,loads, nodes,vertices, materials,parameters);
        this->loads->SetCurrentConfiguration(elements, loads, nodes,vertices, materials,parameters);

        /*take care of petsc options, that depend on this analysis type (present only after model processor)*/
        if(this->parameters->Exist(PetscOptionsStringsEnum)){
                PetscOptionsFromAnalysis(this->parameters,analysis_type);
                _printf_(VerboseSolver(),"      petsc Options set for analysis type: %s\n",EnumToStringx(analysis_type));
        }

}
/*}}}1*/
/*FUNCTION FemModel::SetCurrentConfiguration(int configuration_type){{{1*/
void FemModel::SetCurrentConfiguration(int configuration_type){

        /*overload: analysis_type = configuration_type: */
        this->SetCurrentConfiguration(configuration_type,configuration_type);
}
/*}}}1*/