source: issm/trunk/src/c/parallel/transient.cpp@ 3767

/*!\file:  transient.cpp
 * \brief: transient solution
 */ 

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

#include "../objects/objects.h"
#include "../shared/shared.h"
#include "../DataSet/DataSet.h"
#include "../EnumDefinitions/EnumDefinitions.h"
#include "../include/globals.h"
#include "./parallel.h"

int main(int argc,char* *argv){
        
        /*I/O: */
        FILE* fid=NULL;
        char* inputfilename=NULL;
        char* outputfilename=NULL;
        char* lockname=NULL;
        int   numberofnodes;
        bool qmu_analysis=false;
        bool waitonlock=false;

        /*Model: */
        Model* model=NULL;
        int dim=-1;

        /*Results: */
        DataSet* results=NULL;
        DataSet* processed_results=NULL;
        Result*  result=NULL;
        
        Param*  param=NULL;

        /*time*/
        double   start, finish;
        double   start_core, finish_core;
        double   start_init, finish_init;

        MODULEBOOT();

        #if !defined(_PARALLEL_) || (defined(_PARALLEL_) && !defined(_HAVE_PETSC_))
        ISSMERROR(" parallel executable was compiled without support of parallel libraries!");
        #endif

        /*Initialize Petsc and get start time*/
        PetscInitialize(&argc,&argv,(char *)0,"");  
        MPI_Barrier(MPI_COMM_WORLD); start=MPI_Wtime();

        /*Size and rank: */
        MPI_Comm_rank(MPI_COMM_WORLD,&my_rank);  
        MPI_Comm_size(MPI_COMM_WORLD,&num_procs); 

        _printf_("recover , input file name and output file name:\n");
        inputfilename=argv[2];
        outputfilename=argv[3];
        lockname=argv[4];

        /*Open handle to data on disk: */
        fid=pfopen(inputfilename,"rb");

        /*Initialize model structure: */
        MPI_Barrier(MPI_COMM_WORLD); start_init=MPI_Wtime();
        model=new Model();

        _printf_("read and create finite element model:\n");
        _printf_("\n   reading diagnostic horiz model data:\n");
        model->AddFormulation(fid,DiagnosticAnalysisEnum,HorizAnalysisEnum);

        _printf_("\n   reading diagnostic vert model data:\n");
        model->AddFormulation(fid,DiagnosticAnalysisEnum,VertAnalysisEnum);
        
        _printf_("\n   reading diagnostic stokes model data:\n");
        model->AddFormulation(fid,DiagnosticAnalysisEnum,StokesAnalysisEnum);
        
        _printf_("\n   reading diagnostic hutter model data:\n");
        model->AddFormulation(fid,DiagnosticAnalysisEnum,HutterAnalysisEnum);
        
        _printf_("\n   reading surface and bed slope computation model data:\n");
        model->AddFormulation(fid,SlopecomputeAnalysisEnum);

        _printf_("\n   reading prognositc model data:\n");
        model->AddFormulation(fid,PrognosticAnalysisEnum);
        
        /*Do we run in 3d?, in which case we need thermal and melting also:*/
        model->FindParam(&dim,DimEnum);
        if(dim==3){
                _printf_("read and create thermal finite element model:\n");
                model->AddFormulation(fid,ThermalAnalysisEnum,TransientAnalysisEnum);
                _printf_("read and create melting finite element model:\n");
                model->AddFormulation(fid,MeltingAnalysisEnum,TransientAnalysisEnum);
        }

        /*recover parameters: */
        model->FindParam(&waitonlock,WaitOnLockEnum);
        model->FindParam(&qmu_analysis,QmuAnalysisEnum);
        
        _printf_("initialize results:\n");
        results=new DataSet(ResultsEnum);
        MPI_Barrier(MPI_COMM_WORLD); finish_init=MPI_Wtime();

        /*are we running the solution sequence, or a qmu wrapper around it? : */
        if(!qmu_analysis){

                /*run diagnostic analysis: */
                _printf_("call computational core:\n");
                MPI_Barrier(MPI_COMM_WORLD); start_core=MPI_Wtime( );
                transient_core(results,model);
                MPI_Barrier(MPI_COMM_WORLD); finish_core=MPI_Wtime( );
        
                /*Add analysis_type to results: */
                result=new Result(results->Size()+1,0,1,"analysis_type","transient");
                results->AddObject(result);

                _printf_("process results:\n");
                ProcessResults(&processed_results,results,model,TransientAnalysisEnum);
                
                _printf_("write results to disk:\n");
                OutputResults(processed_results,outputfilename);
        }
        else{
                /*run qmu analysis: */
                _printf_("calling qmu analysis on transient core:\n");

                #ifdef _HAVE_DAKOTA_ 
                MPI_Barrier(MPI_COMM_WORLD); start_core=MPI_Wtime( );
                Qmux(model,TransientAnalysisEnum,NoneAnalysisEnum);
                MPI_Barrier(MPI_COMM_WORLD); finish_core=MPI_Wtime( );
                #else
                ISSMERROR(" Dakota not present, cannot do qmu!");
                #endif
        }

        if (waitonlock>0){
                _printf_("write lock file:\n");
                WriteLockFile(lockname);
        }

        /*Free ressources:*/
        delete results;
        delete processed_results;
        delete model;

        /*Get finish time and close*/
        MPI_Barrier(MPI_COMM_WORLD); finish = MPI_Wtime( );
        _printf_("\n   %-34s %f seconds  \n","Model initialization elapsed time:",finish_init-start_init);
        _printf_("   %-34s %f seconds  \n","Core solution elapsed time:",finish_core-start_core);
        _printf_("\n   %s %i hrs %i min %i sec\n\n","Total elapsed time:",int((finish-start)/3600),int(int(finish-start)%3600/60),int(finish-start)%60);
        _printf_("closing MPI and Petsc\n");
        PetscFinalize(); 
        
        /*end module: */
        MODULEEND();
        
        return 0; //unix success return;
}