mpi_write_test.cpp File Reference

#include "parallel/xmipp_mpi.h"
#include "core/xmipp_image.h"
#include "core/xmipp_image_generic.h"

Include dependency graph for mpi_write_test.cpp:

Go to the source code of this file.

Macros
#define	CREATE_LOG()   FILE * _logML = fopen(formatString("nodo%02d.log", node->rank).c_str(), "w+")
#define	LOG(msg)   do{fprintf(_logML, "%s\t%s\n", getCurrentTimeString(), msg); fflush(_logML); }while(0)
#define	CLOSE_LOG()   fclose(_logML)
#define	IS_MASTER   (node->rank == 0)

Functions
int	main (int argc, char **argv)

Variables
ParallelTaskDistributor *	distributor
MpiNode *	node

Macro Definition Documentation

CLOSE_LOG

#define CLOSE_LOG

(

)

fclose(_logML)

Definition at line 50 of file mpi_write_test.cpp.

CREATE_LOG

#define CREATE_LOG

(

)

FILE * _logML = fopen(formatString("nodo%02d.log", node->rank).c_str(), "w+")

Definition at line 48 of file mpi_write_test.cpp.

IS_MASTER

#define IS_MASTER   (node->rank == 0)

Definition at line 52 of file mpi_write_test.cpp.

LOG

#define LOG

(

msg

)

do{fprintf(_logML, "%s\t%s\n", getCurrentTimeString(), msg); fflush(_logML); }while(0)

Definition at line 49 of file mpi_write_test.cpp.

Function Documentation

main()

int main	(	int	argc,
		char **	argv
	)

Definition at line 63 of file mpi_write_test.cpp.

{
    FileName fnIN="test_delete_me.mrcs";
    int xDim = 64;
    int yDim = 64;
    int nDim = 1024;
    for (int i = 1; i < argc; i++)  /* Skip argv[0] (program name). */
    {
        if (strcmp(argv[i], "-i") == 0)  /* Process optional arguments. */
        {
            i++;
            fnIN =argv[i];
        }
        else if (strcmp(argv[i], "--xdim") == 0)  /* Process optional arguments. */
        {
            i++;
            xDim = atoi(argv[i]);
        }
        else if (strcmp(argv[i], "--ydim") == 0)  /* Process optional arguments. */
        {
            i++;
            yDim = atoi(argv[i]);
        }
        else if (strcmp(argv[i], "--ndim") == 0)  /* Process optional arguments. */
        {
            i++;
            nDim = atoi(argv[i]);
        }

    }

    //First argument should be the md filename
    //FileName fn(argv[1]);
    MetaDataVec md;
    //MPI Initialization
    node = new MpiNode(argc, argv);
    int rank = node->rank;
    int size = node->size;
    //create blank file
    if(rank==0)
    {
        unlink(fnIN.c_str());
        createEmptyFile(fnIN, xDim, yDim, 1, nDim);
    }
    Image<double> Iaux(xDim,yDim);
    //Be sure all sync here
    node->barrierWait();

    //    if (IS_MASTER)
    for (int var = 1; var <= nDim; var++)
    {
        if(var%size==rank)
        {
            String ss = formatString("%03d@%s", var,fnIN.c_str());
            std::cerr << "ssIN: value" << ss << " " << (double)rank << std::endl;
            Iaux().initConstant((double)rank);
            node->barrierWait();
            Iaux.write(ss);
        }
    }
    node->barrierWait();
    //check results:
    if(rank==0)
    {
        int errors=0;
        for (int var = 1; var <= nDim; var++)
        {
            double value = (double) (var%size);
            String ss = formatString("%03d@%s", var,fnIN.c_str());
            Iaux.read(ss.c_str());
            double min,max,std, avg=0.;
            Iaux().computeStats(avg,std,min,max);
            if (
                ABS(avg-value)> 0.00001 ||
                ABS(std-0)> 0.00001 ||
                ABS(min-value)> 0.00001 ||
                ABS(max-value)> 0.00001
            ){
                errors++;
                std::cerr << "Error in image :" <<  var
                << " avg " << avg
                << " std " << std
                << " min " << min
                << " max " << max
                << std::endl;}
        }
        std::cerr << "errors:" << errors << std::endl;
    }

    delete node;
    return 0;
}

Variable Documentation

distributor

ParallelTaskDistributor* distributor

Definition at line 54 of file mpi_write_test.cpp.

node

MpiNode* node

Definition at line 55 of file mpi_write_test.cpp.