output.c File Reference

#include "output.h"
#include "FileIO.h"
#include "wrapperMPI.h"

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Functions
int	output (struct BindStruct *X)
	output function for FullDiag mode More...
int	outputHam (struct BindStruct *X)
	output Hamiltonian only used for FullDiag mode More...

Function Documentation

output()

int output

(

struct BindStruct *

X

)

output function for FullDiag mode

Parameters

[in]

X

Struct to get information about file header names, dimension of hirbert space, calc type, physical quantities.

Return values

0	normally finished.
-1	abnormally finished.

Definition at line 27 of file output.c.

References PhysList::all_doublon, PhysList::all_energy, PhysList::all_num_down, PhysList::all_num_up, PhysList::all_s2, PhysList::all_sz, DefineList::CDataFileHead, cFileNamePhys_FullDiag, cFileNamePhys_FullDiag_GC, BindStruct::Check, childfopenMPI(), D_FileNameMax, BindStruct::Def, DefineList::iCalcModel, DefineList::iCalcType, CheckList::idim_max, DefineList::Ndown, DefineList::Nup, BindStruct::Phys, and stdoutMPI.

Referenced by CalcByFullDiag().

                                 {

  FILE *fp;
  char sdt[D_FileNameMax];
  long int i, i_max;
  i_max = X->Check.idim_max;

  if (X->Def.iCalcType == FullDiag) {
    switch (X->Def.iCalcModel) {
      case Spin:
      case Hubbard:
      case Kondo:
        sprintf(sdt, cFileNamePhys_FullDiag, X->Def.CDataFileHead, X->Def.Nup, X->Def.Ndown);
        break;
      case SpinGC:
      case HubbardGC:
      case KondoGC:
        sprintf(sdt, cFileNamePhys_FullDiag_GC, X->Def.CDataFileHead);
        break;
      default:
        break;
    }
    if (childfopenMPI(sdt, "w", &fp) != 0) {
      return -1;
    }
    fprintf(fp, "  <H>         <N>        <Sz>       <S2>       <D> \n");
    for (i = 0; i < i_max; i++) {
      fprintf(fp, " %10lf %10lf %10lf %10lf %10lf\n", X->Phys.all_energy[i], X->Phys.all_num_up[i]+X->Phys.all_num_down[i], X->Phys.all_sz[i],
              X->Phys.all_s2[i], X->Phys.all_doublon[i]);
    }
    fclose(fp);
  }
  else{
    fprintf(stdoutMPI, "Error: output function is used only for FullDiag mode.");
    return -1;
  }

  return 0;
}

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outputHam()

int outputHam

(

struct BindStruct *

X

)

output Hamiltonian only used for FullDiag mode

Note

global: [in] Ham

Parameters

[in]

X

Struct to get information about file header names, dimension of hirbert space.

Return values

0	normally finished.
-1	abnormally finished.

Definition at line 73 of file output.c.

References DefineList::CDataFileHead, cFileNamePhys_FullDiag_Ham, BindStruct::Check, childfopenMPI(), D_FileNameMax, BindStruct::Def, Ham, and CheckList::idim_max.

Referenced by CalcByFullDiag().

                                   {
  long int i=0;
  long int j=0;
  long int imax = X->Check.idim_max;
  long int ihermite=0;
  char cHeader[256];
  FILE *fp;
  char sdt[D_FileNameMax];

#pragma omp parallel for default(none) reduction(+:ihermite) firstprivate(imax) private(i, j) shared(Ham)
  for (i=1; i<=imax; i++){
    for (j=1; j<=i; j++){
      if(cabs(Ham[i][j])>1.0e-13){
        ihermite += 1;
      }
    }
  }

  strcpy(cHeader, "%%%%MatrixMarket matrix coordinate complex hermitian\n");
  sprintf(sdt,cFileNamePhys_FullDiag_Ham, X->Def.CDataFileHead);
  if(childfopenMPI(sdt,"w",&fp)!=0){
    return -1;
  }
  fprintf(fp, "%s", cHeader);
  fprintf(fp, "%ld %ld %ld \n", imax, imax, ihermite);
  for (i=1; i<=imax; i++){
    for (j=1; j<=i; j++){
      if(cabs(Ham[i][j])>1.0e-13){
        fprintf(fp, "%ld %ld %lf %lf\n",i,j,creal(Ham[i][j]),cimag(Ham[i][j]));
      }
    }
  }
  fclose(fp);
  return 0;
}

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