Example #1
0
void rm_MCMC_directory(MCMC_info *MCMC) {
    char command_text[2 * SID_MAX_FILENAME_LENGTH];
    SID_log("Removing MCMC directory {%s}...", SID_LOG_OPEN, MCMC->filename_output_dir);
    sprintf(command_text, "rm -rf %s > /dev/null", MCMC->filename_output_dir);
    system(command_text);
    SID_log("Done.", SID_LOG_CLOSE);
}
Example #2
0
void compute_FFT(field_info *FFT) {
    // Add the FFTW padding if we need to.  The log message
    //   is only needed if we do add a buffer.
    int flag_log_message = GBP_FALSE;
    if(add_buffer_FFT_R(FFT)) {
        SID_log("Performing FFT...", SID_LOG_OPEN | SID_LOG_TIMER);
        flag_log_message = GBP_TRUE;
    }

// Perform the FFT
#if FFTW_V2
#if USE_MPI
    rfftwnd_mpi(FFT->plan, 1, FFT->field_local, NULL, FFTW_TRANSPOSED_ORDER);
#else
    rfftwnd_one_real_to_complex(FFT->plan, FFT->field_local, NULL);
#endif
#else
#ifdef USE_DOUBLE
    fftw_execute((const fftw_plan)FFT->plan);
#else
    fftwf_execute((const fftwf_plan)FFT->plan);
#endif
#endif

    if(flag_log_message)
        SID_log("Done.", SID_LOG_CLOSE);
}
Example #3
0
void swap_endian_grids(const char *filename_in,const char *filename_out,int mode){

  SID_log("Swapping endian of grids...",SID_LOG_OPEN);

  // Sanity check
  if(check_mode_for_flag(mode,SWAP_SSIMPL_ENDIAN_FROM_NATIVE) && check_mode_for_flag(mode,SWAP_SSIMPL_ENDIAN_FROM_NATIVE))
     SID_trap_error("Invalid mode flag (%d) in swap_endian_grids().",ERROR_LOGIC,mode);

  // Open input and output files
  FILE *fp_in =NULL;
  FILE *fp_out=NULL;
  if((fp_in=fopen(filename_in,"r"))==NULL)
     SID_log("not present.",SID_LOG_CLOSE,filename_in);
  else{
     if((fp_out=fopen(filename_out,"w"))==NULL)
        SID_trap_error("Could not open {%s} for writing.",ERROR_IO_OPEN,filename_out);

     // Read the needed header information and rewind
     int    n[3];
     double L[3];
     int    n_grids;
     int    scheme;
     fread_verify(&(n[0]), sizeof(int),   1,fp_in);
     fread_verify(&(n[1]), sizeof(int),   1,fp_in);
     fread_verify(&(n[2]), sizeof(int),   1,fp_in);
     fread_verify(&(L[0]), sizeof(double),1,fp_in);
     fread_verify(&(L[1]), sizeof(double),1,fp_in);
     fread_verify(&(L[2]), sizeof(double),1,fp_in);
     fread_verify(&n_grids,sizeof(int),   1,fp_in);
     fread_verify(&scheme, sizeof(int),   1,fp_in);
     if(check_mode_for_flag(mode,SWAP_SSIMPL_ENDIAN_TO_NATIVE)){
        swap_endian((char *)(n),       3,sizeof(int));
        swap_endian((char *)(&n_grids),1,sizeof(int));
     }
     int grid_size=n[0]*n[1]*n[2];
     rewind(fp_in);

     // Create a read buffer
     char *buffer=(char *)SID_malloc(sizeof(char)*grid_size*sizeof(fftw_real));

     // Process the file
     rewrite_swap_endian(fp_in,fp_out,3,sizeof(int),   buffer);
     rewrite_swap_endian(fp_in,fp_out,3,sizeof(double),buffer);
     rewrite_swap_endian(fp_in,fp_out,2,sizeof(int),   buffer);
     for(int i_grid=0;i_grid<n_grids;i_grid++){
        rewrite_swap_endian(fp_in,fp_out,GRID_IDENTIFIER_SIZE,sizeof(char),     buffer);
        rewrite_swap_endian(fp_in,fp_out,grid_size,           sizeof(fftw_real),buffer);
     }

     // Free the read buffer
     SID_free(SID_FARG buffer);

     // Close files
     fclose(fp_in);
     fclose(fp_out);
  
     SID_log("Done.",SID_LOG_CLOSE);
  }
}
Example #4
0
int main(int argc, char *argv[]){

  SID_init(&argc,&argv,NULL,NULL);

  // Fetch user inputs
  char filename_SSimPL_dir[MAX_FILENAME_LENGTH];
  char filename_halo_version_root[MAX_FILENAME_LENGTH];
  char filename_trees_name[MAX_FILENAME_LENGTH];
  char filename_output_root[MAX_FILENAME_LENGTH];
  strcpy(filename_SSimPL_dir,       argv[1]);
  strcpy(filename_halo_version_root,argv[2]);
  strcpy(filename_trees_name,       argv[3]);
  strcpy(filename_output_root,      argv[4]);

  // Set the halo and tree filename roots
  char filename_trees_root[MAX_FILENAME_LENGTH];
  char filename_halos_root[MAX_FILENAME_LENGTH];
  sprintf(filename_trees_root,"%s/trees/%s",filename_SSimPL_dir,filename_trees_name);
  sprintf(filename_halos_root,"%s/halos/%s",filename_SSimPL_dir,filename_halo_version_root);

  SID_log("Generating treenode markers & analysis of merger trees...",SID_LOG_OPEN|SID_LOG_TIMER);

  // Perform analysis
  tree_info *trees;
  read_trees(filename_SSimPL_dir,
             filename_halo_version_root,
             filename_trees_name,
             TREE_MODE_DEFAULT,
             &trees);

  // Read catalogs
  read_trees_catalogs(trees,
                      filename_SSimPL_dir,
                      filename_halo_version_root,
                      READ_TREES_CATALOGS_BOTH);

  // Loop over the two halo types
  for(int i_type=0;i_type<2;i_type++){
     // Initialize markers (just one-at-a-time to save RAM)
     int mode;
     if(i_type==0)
        mode=PRECOMPUTE_TREENODE_MARKER_GROUPS;
     else
        mode=PRECOMPUTE_TREENODE_MARKER_SUBGROUPS;

     // Compute markers
     precompute_treenode_markers(trees,mode);
     // Write markers
     write_treenode_markers(trees,filename_output_root,mode);
     // Free markers
     free_precompute_treenode_markers(trees,mode);
  }

  // Clean-up
  free_trees(&trees);

  SID_log("Done.",SID_LOG_CLOSE);
  SID_exit(ERROR_NONE);
}
Example #5
0
void swap_endian_halos_subgroups_local(const char *filename_in_root,
                                       const char *filename_out_root,
                                       const char *filename_halo_type,
                                       int         snap_number,
                                       int         mode) {
    SID_log("Swapping endian of subgroup file...", SID_LOG_OPEN);

    // Sanity check
    if(SID_CHECK_BITFIELD_SWITCH(mode, SWAP_SSIMPL_ENDIAN_FROM_NATIVE) &&
            SID_CHECK_BITFIELD_SWITCH(mode, SWAP_SSIMPL_ENDIAN_FROM_NATIVE))
        SID_exit_error("Invalid mode flag (%d) in swap_endian_halos_subgroups_local().", SID_ERROR_LOGIC, mode);

    // Set filenames
    char filename_in[SID_MAX_FILENAME_LENGTH];
    char filename_out[SID_MAX_FILENAME_LENGTH];
    sprintf(filename_in, "%s/%s_%03d.catalog_subgroups", filename_in_root, filename_halo_type, snap_number);
    sprintf(filename_out, "%s/%s_%03d.catalog_subgroups", filename_out_root, filename_halo_type, snap_number);

    // Open input and output files
    FILE *fp_in  = NULL;
    FILE *fp_out = NULL;
    if((fp_in = fopen(filename_in, "r")) == NULL)
        SID_exit_error("Could not open {%s} for reading.", SID_ERROR_IO_OPEN, filename_in);
    if((fp_out = fopen(filename_out, "w")) == NULL)
        SID_exit_error("Could not open {%s} for writing.", SID_ERROR_IO_OPEN, filename_out);

    // Read the needed header information and rewind
    int n_subgroups;
    int offset_size_bytes;
    SID_fread_verify(&n_subgroups, sizeof(int), 1, fp_in);
    SID_fread_verify(&offset_size_bytes, sizeof(int), 1, fp_in);
    if(SID_CHECK_BITFIELD_SWITCH(mode, SWAP_SSIMPL_ENDIAN_TO_NATIVE)) {
        swap_endian((char *)(&n_subgroups), 1, sizeof(int));
        swap_endian((char *)(&offset_size_bytes), 1, sizeof(int));
    }
    rewind(fp_in);

    // Create a read buffer
    char *buffer = (char *)SID_malloc(sizeof(char) * offset_size_bytes);

    // Process the file
    rewrite_swap_endian(fp_in, fp_out, 2, sizeof(int), buffer);
    for(int i_subgroup = 0; i_subgroup < n_subgroups; i_subgroup++)
        rewrite_swap_endian(fp_in, fp_out, 1, sizeof(int), buffer);
    for(int i_subgroup = 0; i_subgroup < n_subgroups; i_subgroup++)
        rewrite_swap_endian(fp_in, fp_out, 1, offset_size_bytes, buffer);
    for(int i_subgroup = 0; i_subgroup < n_subgroups; i_subgroup++)
        rewrite_swap_endian(fp_in, fp_out, 1, sizeof(int), buffer);

    // Free the read buffer
    SID_free(SID_FARG buffer);

    // Close files
    fclose(fp_in);
    fclose(fp_out);

    SID_log("Done.", SID_LOG_CLOSE);
}
Example #6
0
int main(int argc, char *argv[]) {
    SID_Init(&argc, &argv, NULL);

    // Fetch user inputs
    char filename_SSimPL_dir[SID_MAX_FILENAME_LENGTH];
    char filename_halo_version_root[SID_MAX_FILENAME_LENGTH];
    char filename_trees_root[SID_MAX_FILENAME_LENGTH];
    char filename_trees_reference_root[SID_MAX_FILENAME_LENGTH];
    char filename_trees_name[SID_MAX_FILENAME_LENGTH];
    char filename_trees_reference_name[SID_MAX_FILENAME_LENGTH];
    char filename_halos_root[SID_MAX_FILENAME_LENGTH];
    int  i_arg = 1;
    strcpy(filename_SSimPL_dir, argv[i_arg++]);
    strcpy(filename_halo_version_root, argv[i_arg++]);
    strcpy(filename_trees_name, argv[i_arg++]);
    if(argc == 8)
        strcpy(filename_trees_reference_name, argv[i_arg++]);
    else
        sprintf(filename_trees_reference_name, "");

    // Set some filenames
    sprintf(filename_trees_root, "%s/trees/%s", filename_SSimPL_dir, filename_trees_name);
    sprintf(filename_trees_reference_root, "%s/trees/%s", filename_SSimPL_dir, filename_trees_reference_name);
    sprintf(filename_halos_root, "%s/halos/%s", filename_SSimPL_dir, filename_halo_version_root);

    SID_log("Performing analysis of merger trees...", SID_LOG_OPEN | SID_LOG_TIMER);

    // Read trees
    tree_info *trees;
    read_trees(filename_SSimPL_dir, filename_halo_version_root, filename_trees_name, TREE_MODE_DEFAULT | TREE_READ_EXTENDED_POINTERS, &trees);

    // Read reference trees
    if(strcmp(filename_trees_reference_name, ""))
        read_trees(filename_SSimPL_dir,
                   filename_halo_version_root,
                   filename_trees_reference_name,
                   TREE_MODE_DEFAULT | TREE_READ_EXTENDED_POINTERS | TREE_MODE_REFERENCE,
                   &(trees->trees_reference));

    // Read catalogs.  Use SHORT read to save RAM.
    read_trees_catalogs(trees, READ_TREES_CATALOGS_BOTH | READ_TREES_CATALOGS_SHORT);
    if(trees->trees_reference != NULL)
        read_trees_catalogs(trees->trees_reference, READ_TREES_CATALOGS_BOTH | READ_TREES_CATALOGS_SHORT);

    // read_trees_match_scores(trees,
    //                        filename_SSimPL_dir,
    //                        READ_TREES_MATCH_SCORES_ALL);

    // Perform analysis
    compute_trees_stats(trees);

    // Clean-up
    free_trees(&trees);

    SID_log("Done.", SID_LOG_CLOSE);
    SID_Finalize();
}
Example #7
0
int main(int argc, char *argv[]) {
    SID_Init(&argc, &argv, NULL);

    // Fetch user inputs
    if(argc != 5)
        SID_exit_error("Invalid syntax.", SID_ERROR_SYNTAX);
    char filename_SSimPL_in[SID_MAX_FILENAME_LENGTH];
    char filename_halo_type[SID_MAX_FILENAME_LENGTH];
    strcpy(filename_SSimPL_in, argv[1]);
    strcpy(filename_halo_type, argv[2]);
    int i_snap_lo = atoi(argv[3]);
    int i_snap_hi = atoi(argv[4]);

    // Set which files will be processed
    int flag_process_halos     = GBP_TRUE;
    int flag_process_catalogs  = GBP_TRUE;
    int flag_process_grids     = GBP_TRUE;
    int flag_process_snapshots = GBP_TRUE;

    // Loop over the given snapshot range
    SID_log("Processing group/subgroup statistics for files #%d->#%d...", SID_LOG_OPEN | SID_LOG_TIMER, i_snap_lo, i_snap_hi);
    for(int i_snap = i_snap_lo; i_snap <= i_snap_hi; i_snap++) {
        char filename_in[SID_MAX_FILENAME_LENGTH];
        SID_log("Processing snapshot #%03d...", SID_LOG_OPEN | SID_LOG_TIMER, i_snap);
        // Process halos
        if(flag_process_halos) {
            sprintf(filename_in, "%s/halos/", filename_SSimPL_in);
            check_integrity_halos(filename_in, filename_halo_type, i_snap);
        }
        // Process catalogs
        if(flag_process_catalogs) {
            sprintf(filename_in, "%s/catalogs/", filename_SSimPL_in);
            check_integrity_catalogs(filename_in, filename_halo_type, i_snap);
        }
        // Process grids
        if(flag_process_grids) {
            sprintf(filename_in, "%s/grids/snapshot_%03d_dark_grid.dat", filename_SSimPL_in, i_snap);
            check_integrity_grids(filename_in);
        }
        // Process snapshots and their smooth files
        // if(flag_process_snapshots){
        //   int IDs_byte_size;
        //   int i_region=-1;
        //   if(check_integrity_snapshot(filename_SSimPL_in,i_region,i_snap,&IDs_byte_size))
        //      check_integrity_smooth(filename_SSimPL_in,i_region,i_snap,IDs_byte_size);
        //   i_region++;
        //   while(check_integrity_snapshot(filename_SSimPL_in,i_region,i_snap,&IDs_byte_size)){
        //      check_integrity_smooth(filename_SSimPL_in,i_region,i_snap,IDs_byte_size);
        //      i_region++;
        //   }
        //}
        SID_log("Done.", SID_LOG_CLOSE);
    }

    SID_log("Done.", SID_LOG_CLOSE);
    SID_Finalize();
}
Example #8
0
void remove_buffer_FFT_R(field_info *FFT){
  size_t i_FFT,index;
  if(!(FFT->flag_padded)){
    SID_log("Removing FFTW padding...",SID_LOG_OPEN);
    for(i_FFT=0;i_FFT<FFT->n_field_R_local;i_FFT++){
      index=pad_index_FFT_R(FFT,i_FFT);
      if(i_FFT!=index)
        FFT->field_local[i_FFT]=FFT->field_local[index];
    }
    SID_log("Done.",SID_LOG_CLOSE);
  }
}
Example #9
0
void gbp_fetch_va_arg(gbp_va_list *vargs,size_t size,void *ptr){
   size_t next_position=vargs->stream_position+size;
   if(next_position>=MAX_GBP_VA_ARGS_STREAM_SIZE)
      SID_log("gbp_va_args stream has been over-run.",ERROR_LOGIC);
   memcpy(ptr,&(vargs->stream[vargs->stream_position]),size);
   vargs->stream_position=next_position;
}
void write_trend_property_binning_file(trend_property_info *property, const char *filename_output_root) {
    char filename_out[SID_MAX_FILENAME_LENGTH];
    sprintf(filename_out, "%s_%s_bins.txt", filename_output_root, property->name);
    SID_log("Writing binning description file to {%s}...", SID_LOG_OPEN, filename_out);
    if(SID.I_am_Master) {
        FILE *fp_out   = fopen(filename_out, "w");
        int   i_column = 1;
        fprintf(fp_out, "#  Ordinate %s-binning for {%s}\n", property->name, filename_output_root);
        fprintf(fp_out, "#  Column (%03d): Bin index\n", i_column++);
        fprintf(fp_out, "#         (%03d): %s - lo\n", i_column++, property->name);
        fprintf(fp_out, "#         (%03d): %s - hi\n", i_column++, property->name);
        hist_info *hist = property->hist;
        for(int i_bin = 0; i_bin < hist->n_bins; i_bin++)
            fprintf(fp_out, "%03d %le %le\n", i_bin, histogram_bin_x_lo(hist, i_bin), histogram_bin_x_hi(hist, i_bin));
        fclose(fp_out);
    }
    SID_log("Done.", SID_LOG_CLOSE);
}
Example #11
0
void free_MCMC(MCMC_info *MCMC) {
    int           i_P, i_DS;
    int           i_array;
    MCMC_DS_info *current_DS;
    MCMC_DS_info *next_DS;

    SID_log("Freeing MCMC structure...", SID_LOG_OPEN);

    // Parameter arrays
    for(i_P = 0; i_P < MCMC->n_P; i_P++)
        SID_free(SID_FARG MCMC->P_names[i_P]);
    SID_free(SID_FARG MCMC->P_names);
    SID_free(SID_FARG MCMC->P_init);
    SID_free(SID_FARG MCMC->P_new);
    SID_free(SID_FARG MCMC->P_last);
    SID_free(SID_FARG MCMC->P_chain);
    SID_free(SID_FARG MCMC->P_limit_min);
    SID_free(SID_FARG MCMC->P_limit_max);
    if(MCMC->n_arrays > 0) {
        for(i_array = 0; i_array < MCMC->n_arrays; i_array++) {
            SID_free(SID_FARG MCMC->array[i_array]);
            SID_free(SID_FARG MCMC->array_name[i_array]);
        }
        SID_free(SID_FARG MCMC->array);
        SID_free(SID_FARG MCMC->array_name);
    }

    // Covariance and displacement vector
    free_MCMC_covariance(MCMC);

    // Random number generator
    if(MCMC->RNG != NULL)
        free_RNG(MCMC->RNG);

    // Dataset arrays
    free_MCMC_arrays(MCMC);
    free_MCMC_DS(MCMC);

    // Communicators
    SID_Comm_free(&(MCMC->comm));

    SID_log("Done.", SID_LOG_CLOSE);
}
Example #12
0
void free_pspec(pspec_info *pspec){
  SID_log("Freeing power spectrum...",SID_LOG_OPEN);
  free_cosmo(&(pspec->cosmo));
  free_field(&(pspec->FFT));
  SID_free(SID_FARG (pspec->k_1D));
  SID_free(SID_FARG (pspec->n_modes_1D));
  SID_free(SID_FARG (pspec->n_modes_2D));
  int i_run;
  for(i_run=0;i_run<4;i_run++){
      SID_free(SID_FARG (pspec->P_k_1D[i_run]));
      SID_free(SID_FARG (pspec->dP_k_1D[i_run]));
      SID_free(SID_FARG (pspec->P_k_2D[i_run]));
      SID_free(SID_FARG (pspec->dP_k_2D[i_run]));
  }
  SID_free(SID_FARG pspec->P_k_1D);
  SID_free(SID_FARG pspec->dP_k_1D);
  SID_free(SID_FARG pspec->P_k_2D);
  SID_free(SID_FARG pspec->dP_k_2D);
  SID_log("Done.",SID_LOG_CLOSE);
}
Example #13
0
void free_MCMC_covariance(MCMC_info *MCMC){
  int           i_DS;
  MCMC_DS_info *current_DS;
  MCMC_DS_info *next_DS;

  if(MCMC->n_M!=NULL){
    SID_log("Freeing MCMC covariance matrix...",SID_LOG_OPEN);

    SID_free(SID_FARG MCMC->V);
    if(MCMC->m!=NULL){
      gsl_matrix_free(MCMC->m);
      MCMC->m=NULL;
    }
    if(MCMC->b!=NULL){
      gsl_vector_free(MCMC->b);
      MCMC->b=NULL;
    }

    SID_log("Done.",SID_LOG_CLOSE);
  }
}
int main(int argc, char *argv[]) {
    SID_Init(&argc, &argv, NULL);

    // Fetch user inputs
    char filename_SSimPL_dir[SID_MAX_FILENAME_LENGTH];
    char catalog_name[SID_MAX_FILENAME_LENGTH];
    char filename_halo_version_root[SID_MAX_FILENAME_LENGTH];
    char filename_trees_root[SID_MAX_FILENAME_LENGTH];
    char filename_trees_name[SID_MAX_FILENAME_LENGTH];
    char filename_halos_root[SID_MAX_FILENAME_LENGTH];
    strcpy(filename_SSimPL_dir, argv[1]);
    strcpy(filename_halo_version_root, argv[2]);
    strcpy(filename_trees_name, argv[3]);
    strcpy(catalog_name, argv[4]);
    double z_obs                 = atof(argv[5]);
    double M_cut_lo              = atof(argv[6]);
    double M_cut_hi              = atof(argv[7]);
    int    n_subgroups_track_max = atof(argv[8]);

    sprintf(filename_trees_root, "%s/trees/%s", filename_SSimPL_dir, filename_trees_name);
    sprintf(filename_halos_root, "%s/halos/%s", filename_SSimPL_dir, filename_halo_version_root);

    SID_log("Performing analysis of merger trees...", SID_LOG_OPEN | SID_LOG_TIMER);

    // Perform analysis
    tree_info *trees;
    read_trees(filename_SSimPL_dir, filename_halo_version_root, filename_trees_name, TREE_MODE_DEFAULT, &trees);

    // Read ancillary data
    read_trees_catalogs(trees, READ_TREES_CATALOGS_GROUPS | READ_TREES_CATALOGS_SUBGROUPS);

    // Generate catalogs and analyze
    analyze_halos_and_N_subhalos(trees, "./", catalog_name, z_obs, M_cut_lo, M_cut_hi, n_subgroups_track_max);

    // Clean-up
    free_trees(&trees);

    SID_log("Done.", SID_LOG_CLOSE);
    SID_Finalize();
}
void set_largest_descendants(tree_horizontal_info *halos_i,
                             int                   n_halos_i){
   SID_log("Setting largest descendants...",SID_LOG_OPEN|SID_LOG_TIMER);
   for(int i_halo=0;i_halo<n_halos_i;i_halo++){
      if(halos_i[i_halo].descendant.halo!=NULL){
         if(halos_i[i_halo].id==halos_i[i_halo].descendant.halo->id)
            // Inherit descendant's largest descendant.
            if(halos_i[i_halo].descendant.halo->n_particles_largest_descendant>halos_i[i_halo].n_particles)
               halos_i[i_halo].n_particles_largest_descendant=halos_i[i_halo].descendant.halo->n_particles_largest_descendant;
            // Current halo size is larger tha largest descendant.  Use it.
            else
               halos_i[i_halo].n_particles_largest_descendant=halos_i[i_halo].n_particles;
         // Root of a new branch.  Initialize to current halo size.
         else
            halos_i[i_halo].n_particles_largest_descendant=halos_i[i_halo].n_particles;
      }
      // Root of a strayed halo.  Initialize to current halo size.
      else
         halos_i[i_halo].n_particles_largest_descendant=halos_i[i_halo].n_particles;
   }
   SID_log("Done.",SID_LOG_CLOSE);
}
Example #16
0
void set_MCMC_covariance(MCMC_info *MCMC, double *V) {
    int i_P, j_P;
    if(V == NULL)
        SID_log("Initializing the covariance matrix...", SID_LOG_OPEN);
    else
        SID_log("Updating the covariance matrix...", SID_LOG_OPEN);
    if(MCMC->V == NULL)
        MCMC->V = (double *)SID_malloc(sizeof(double) * MCMC->n_P * MCMC->n_P);
    if(MCMC->m == NULL)
        MCMC->m = gsl_matrix_calloc(MCMC->n_P, MCMC->n_P);
    if(MCMC->b == NULL)
        MCMC->b = gsl_vector_calloc(MCMC->n_P);
    if(V == NULL) {
        for(i_P = 0; i_P < MCMC->n_P; i_P++) {
            for(j_P = 0; j_P < MCMC->n_P; j_P++) {
                if(i_P == j_P) {
                    // Matrix decomposition fails if we initialize an element to zero here.
                    //   Check for this and start with an different value if true.
                    if(MCMC->P_init[i_P] == 0.)
                        MCMC->V[i_P * MCMC->n_P + j_P] = 1e-3 * MCMC->P_limit_max[i_P];
                    else
                        MCMC->V[i_P * MCMC->n_P + j_P] = pow(MCMC->P_init[i_P], 2.);
                } else
                    MCMC->V[i_P * MCMC->n_P + j_P] = 0.;
            }
        }
    } else
        memcpy(MCMC->V, V, (size_t)(MCMC->n_P * MCMC->n_P) * sizeof(double));
    for(i_P = 0; i_P < MCMC->n_P; i_P++)
        for(j_P = 0; j_P < MCMC->n_P; j_P++)
            gsl_matrix_set(MCMC->m, i_P, j_P, MCMC->V[i_P * MCMC->n_P + j_P]);
    gsl_linalg_cholesky_decomp(MCMC->m);

    // Set the upper-diagonal to zero to get L where covariance=L*L^T
    for(i_P = 0; i_P < MCMC->n_P; i_P++)
        for(j_P = i_P + 1; j_P < MCMC->n_P; j_P++)
            gsl_matrix_set(MCMC->m, i_P, j_P, 0.);
    SID_log("Done.", SID_LOG_CLOSE);
}
Example #17
0
void restart_MCMC(MCMC_info *MCMC){

  SID_log("Resetting MCMC structure for a fresh run...",SID_LOG_OPEN);

  MCMC->flag_integrate_on       =FALSE;
  MCMC->flag_analysis_on        =TRUE;
  MCMC->first_map_call          =TRUE;
  MCMC->first_link_call         =TRUE;
  MCMC->flag_init_chain         =TRUE;
  MCMC->first_chain_call        =TRUE; 
  MCMC->first_parameter_call    =TRUE; 
  MCMC->first_likelihood_call   =TRUE; 
  MCMC->ln_likelihood_last      =0.; 
  MCMC->ln_likelihood_new       =0.; 
  MCMC->ln_likelihood_chain     =0.;
  MCMC->n_success               =0;
  MCMC->n_propositions          =0;
  MCMC->n_map_calls             =0;

  free_MCMC_covariance(MCMC);
  free_MCMC_arrays(MCMC);

  SID_log("Done.",SID_LOG_CLOSE);
}
Example #18
0
int main(int argc, char *argv[]){
  plist_info plist;
  int        snapshot;
  char       filename_in[256];
  char       filename_out[256];

  SID_init(&argc,&argv,NULL,NULL);

  /**********************/
  /* Parse command line */
  /**********************/
  if(argc!=2){
    fprintf(stderr,"\n syntax: %s gadget_file\n",argv[0]);
    fprintf(stderr," ------\n\n");
    return(ERROR_SYNTAX);
  }
  else{
    strcpy(filename_in, argv[1]);
    snapshot=atoi(argv[2]);
    strcpy(filename_out,argv[3]);
    strcat(filename_out,".csv");
  }

  SID_log("Converting GADGET file to .csv...",SID_LOG_OPEN|SID_LOG_TIMER,filename_in,filename_out);

  /****************************************/
  /* Read GADGET file into data structure */
  /****************************************/
  init_plist(&plist,NULL,GADGET_LENGTH,GADGET_MASS,GADGET_VELOCITY);
  SID_log("Reading GADGET file {%s}...",SID_LOG_OPEN|SID_LOG_TIMER,filename_in);
  read_gadget_binary(filename_in,snapshot,&plist,READ_GADGET_DEFAULT);
  SID_log("Done.",SID_LOG_CLOSE);

  /********************/
  /* Write ascii file */
  /********************/
  SID_log("Writing .csv file {%s}...",SID_LOG_OPEN|SID_LOG_TIMER,filename_out);
  write_gadget_csv(filename_out,&plist);
  SID_log("Done.",SID_LOG_CLOSE);

  /************/
  /* Clean-up */
  /************/
  free_plist(&plist);

  SID_log("Done.",SID_LOG_CLOSE);

  return(ERROR_NONE);
}
Example #19
0
void finalize_trees_vertical(tree_info *trees) {
    SID_log("Finalizing...", SID_LOG_OPEN | SID_LOG_TIMER);

    // ... correct progenitor ordering ...
    SID_log("Correcting central halo masses...", SID_LOG_OPEN | SID_LOG_TIMER);
    for(int i_snap = 0; i_snap < trees->n_snaps; i_snap++) {
        tree_node_info *current_halo = trees->first_neighbour_subgroups[i_snap];
        while(current_halo != NULL) {
            tree_node_info *current_parent  = current_halo->parent_top;
            tree_node_info *current_central = current_parent->substructure_first;
            if(current_halo == current_central) {
                halo_properties_SAGE_info *current_halo_properties =
                    &(trees->subgroup_properties_SAGE[current_halo->snap_tree][current_halo->neighbour_index]);
                halo_properties_SAGE_info *current_parent_properties =
                    &(trees->group_properties_SAGE[current_parent->snap_tree][current_parent->neighbour_index]);
                current_halo_properties->M_vir = current_parent_properties->M_vir;
            }
            current_halo = current_halo->next_neighbour;
        }
    }
    SID_log("Done.", SID_LOG_CLOSE);

    // ... assign ids ...
    SID_log("Assigning IDs...", SID_LOG_OPEN | SID_LOG_TIMER);
    for(int i_snap = 0; i_snap < trees->n_snaps; i_snap++) {
        // Process group trees
        tree_node_info *current_halo = trees->first_neighbour_groups[i_snap];
        while(current_halo != NULL) {
            assign_unique_vertical_tree_ids(trees, current_halo);
            current_halo = current_halo->next_neighbour;
        }
        // Process subgroup trees
        current_halo = trees->first_neighbour_subgroups[i_snap];
        while(current_halo != NULL) {
            assign_unique_vertical_tree_ids(trees, current_halo);
            current_halo = current_halo->next_neighbour;
        }
    }
    SID_log("Done.", SID_LOG_CLOSE);

    SID_log("Done.", SID_LOG_CLOSE);
}
void propagate_fragmented_info(tree_horizontal_extended_info **groups,
                               int *                           n_groups,
                               tree_horizontal_extended_info **subgroups,
                               int *                           n_subgroups,
                               int **                          n_subgroups_group,
                               int                             i_read, // tree snapshot index
                               int                             j_read, // actual snapshot index
                               int                             l_read,
                               int                             i_read_step,
                               int                             n_wrap) {
    SID_log("Propagating fragmented halo information for snapshot #%03d...", SID_LOG_OPEN, j_read);
    // Process groups
    int i_group;
    int i_subgroup;
    int j_subgroup;
    int flag_returned;
    for(i_group = 0, i_subgroup = 0; i_group < n_groups[l_read]; i_group++) {
        int group_id            = groups[i_read % n_wrap][i_group].id;
        int group_tree_id       = groups[i_read % n_wrap][i_group].tree_id;
        int group_descendant_id = groups[i_read % n_wrap][i_group].descendant_id;
        int group_type          = groups[i_read % n_wrap][i_group].type;
        int group_file_offset   = groups[i_read % n_wrap][i_group].descendant_file_offset;
        int group_index         = groups[i_read % n_wrap][i_group].descendant_index;
        int group_score_desc    = groups[i_read % n_wrap][i_group].score_desc;
        int group_score_prog    = groups[i_read % n_wrap][i_group].score_prog;
        int group_snap_bridge   = groups[i_read % n_wrap][i_group].snap_bridge;
        int group_file_bridge   = groups[i_read % n_wrap][i_group].file_bridge;
        int group_index_bridge  = groups[i_read % n_wrap][i_group].index_bridge;
        int group_id_bridge     = groups[i_read % n_wrap][i_group].id_bridge;

        // Check if the group's descendant has returned to it's bridge (if fragmented)
        flag_returned = (group_file_bridge == (i_read + group_file_offset) && group_index_bridge == group_index);

        // Propagate type.  Stop when the fragmented halo
        //    returns to the main progenitor line of it's bridge.
        if(group_id == group_descendant_id && !flag_returned) {
            if(group_index >= 0) { // Important for strayed cases
                // Add the propagated type.
                if(SID_CHECK_BITFIELD_SWITCH(group_type, TREE_CASE_FRAGMENTED_STRAYED))
                    groups[(i_read + group_file_offset) % n_wrap][group_index].type |= TREE_CASE_FRAGMENTED_STRAYED;
                if(SID_CHECK_BITFIELD_SWITCH(group_type, TREE_CASE_FRAGMENTED_NORMAL))
                    groups[(i_read + group_file_offset) % n_wrap][group_index].type |= TREE_CASE_FRAGMENTED_NORMAL;
                if(SID_CHECK_BITFIELD_SWITCH(group_type, TREE_CASE_FRAGMENTED_OTHER))
                    groups[(i_read + group_file_offset) % n_wrap][group_index].type |= TREE_CASE_FRAGMENTED_OTHER;
                // Count the number of flags the descendant already has switched on
                int i_count = 0;
                if(SID_CHECK_BITFIELD_SWITCH(groups[(i_read + group_file_offset) % n_wrap][group_index].type,
                                             TREE_CASE_FRAGMENTED_STRAYED))
                    i_count++;
                if(SID_CHECK_BITFIELD_SWITCH(groups[(i_read + group_file_offset) % n_wrap][group_index].type,
                                             TREE_CASE_FRAGMENTED_NORMAL))
                    i_count++;
                if(SID_CHECK_BITFIELD_SWITCH(groups[(i_read + group_file_offset) % n_wrap][group_index].type,
                                             TREE_CASE_FRAGMENTED_OTHER))
                    i_count++;
                // Check that the affected halo does not have more than one fragmented halo flag turned on
                if(i_count > 1)
                    SID_exit_error(
                            "Multiple (%d) TREE_CASE_FRAGMENT switches present (type=%d) for i_snap/i_group=%d/%d when a max of one is "
                                    "alowed. Progenitor info: i_snap/i_halo/type=%d/%d/%d", SID_ERROR_LOGIC, i_count,
                            groups[(i_read + group_file_offset) % n_wrap][group_index].type,
                            j_read + group_file_offset * i_read_step, group_index, j_read, i_group, group_type);
            }
        }

        // Process subgroups
        for(j_subgroup = 0; j_subgroup < n_subgroups_group[i_read % n_wrap][i_group]; i_subgroup++, j_subgroup++) {
            int subgroup_id            = subgroups[i_read % n_wrap][i_subgroup].id;
            int subgroup_tree_id       = subgroups[i_read % n_wrap][i_subgroup].tree_id;
            int subgroup_descendant_id = subgroups[i_read % n_wrap][i_subgroup].descendant_id;
            int subgroup_type          = subgroups[i_read % n_wrap][i_subgroup].type;
            int subgroup_score_desc    = subgroups[i_read % n_wrap][i_subgroup].score_desc;
            int subgroup_score_prog    = subgroups[i_read % n_wrap][i_subgroup].score_prog;
            int subgroup_snap_bridge   = subgroups[i_read % n_wrap][i_subgroup].snap_bridge;
            int subgroup_file_bridge   = subgroups[i_read % n_wrap][i_subgroup].file_bridge;
            int subgroup_index_bridge  = subgroups[i_read % n_wrap][i_subgroup].index_bridge;
            int subgroup_id_bridge     = subgroups[i_read % n_wrap][i_subgroup].id_bridge;
            int subgroup_file_offset   = subgroups[i_read % n_wrap][i_subgroup].descendant_file_offset;
            int subgroup_index         = subgroups[i_read % n_wrap][i_subgroup].descendant_index;

            // Check if the subgroup's descendant has returned to it's bridge (if fragmented)
            flag_returned = (subgroup_file_bridge == (i_read + subgroup_file_offset) && subgroup_index_bridge == subgroup_index);

            // Propagate type.  Stop when the fragmented halo
            //    returns to the main progenitor line of it's bridge.
            if(subgroup_id == subgroup_descendant_id && !flag_returned) {
                if(subgroup_index >= 0) { // Important for strayed cases
                    // Add the propagated type.
                    if(SID_CHECK_BITFIELD_SWITCH(subgroup_type, TREE_CASE_FRAGMENTED_STRAYED))
                        subgroups[(i_read + subgroup_file_offset) % n_wrap][subgroup_index].type |= TREE_CASE_FRAGMENTED_STRAYED;
                    if(SID_CHECK_BITFIELD_SWITCH(subgroup_type, TREE_CASE_FRAGMENTED_NORMAL))
                        subgroups[(i_read + subgroup_file_offset) % n_wrap][subgroup_index].type |= TREE_CASE_FRAGMENTED_NORMAL;
                    if(SID_CHECK_BITFIELD_SWITCH(subgroup_type, TREE_CASE_FRAGMENTED_OTHER))
                        subgroups[(i_read + subgroup_file_offset) % n_wrap][subgroup_index].type |= TREE_CASE_FRAGMENTED_OTHER;
                    // Count the number of flags the descendant already has switched on
                    int i_count = 0;
                    if(SID_CHECK_BITFIELD_SWITCH(
                            subgroups[(i_read + subgroup_file_offset) % n_wrap][subgroup_index].type,
                            TREE_CASE_FRAGMENTED_STRAYED))
                        i_count++;
                    if(SID_CHECK_BITFIELD_SWITCH(
                            subgroups[(i_read + subgroup_file_offset) % n_wrap][subgroup_index].type,
                            TREE_CASE_FRAGMENTED_NORMAL))
                        i_count++;
                    if(SID_CHECK_BITFIELD_SWITCH(
                            subgroups[(i_read + subgroup_file_offset) % n_wrap][subgroup_index].type,
                            TREE_CASE_FRAGMENTED_OTHER))
                        i_count++;
                    // Check that the affected halo does not have more than one fragmented halo flag turned on
                    if(i_count > 1)
                        SID_exit_error(
                                "Multiple (%d) TREE_CASE_FRAGMENT switches present (type=%d) for i_snap/i_subgroup=%d/%d when a max of one is "
                                        "alowed. Progenitor info: i_snap/i_halo/type=%d/%d/%d", SID_ERROR_LOGIC,
                                i_count, subgroups[(i_read + subgroup_file_offset) % n_wrap][subgroup_index].type,
                                j_read + subgroup_file_offset * i_read_step, subgroup_index, j_read, i_subgroup,
                                subgroup_type);
                }
            }
        }
    }
    SID_log("Done.", SID_LOG_CLOSE);
}
Example #21
0
int main(int argc, char *argv[]){
  char        filename_tree_in[256];
  int         select_tree;
  int         n_trees;
  int         n_halos_total;
  int        *n_halos;
  int         i_tree;
  FILE       *fp;
  halo_properties_SAGE_info  *halos;
  halo_properties_SAGE_info   halo;
  int        *snap_num;
  size_t     *snap_num_index;
  int         i_snap,i_halo,j_halo,k_halo;
  int         n_halos_snap;
  int        *group_halo_first;
  int         group_halo_last;
  size_t     *group_halo_first_index;
  int        *snap_index;
  int descendant_min,descendant_max;
  int progenitor_first_min,progenitor_first_max;
  int progenitor_next_min,progenitor_next_max;
  int group_halo_first_min,group_halo_first_max;
  int group_halo_next_min,group_halo_next_max;
  int snap_num_min,snap_num_max;
  int halo_index_min,halo_index_max;
  int n_gal=0;
  int max_snap=0;

  SID_init(&argc,&argv,NULL,NULL);

  // Fetch user inputs
  strcpy(filename_tree_in,argv[1]);
  select_tree=atoi(argv[2]);

  SID_log("Displaying tree %d from {%s}...",SID_LOG_OPEN|SID_LOG_TIMER,select_tree,filename_tree_in);
  fp=fopen(filename_tree_in,"r");
  fread_verify(&n_trees,      sizeof(int),1,fp);
  fread_verify(&n_halos_total,sizeof(int),1,fp);
  SID_log("(%d trees and %d halos)...",SID_LOG_CONTINUE,n_trees,n_halos_total);
  n_halos=(int *)SID_malloc(sizeof(int)*n_trees);
  fread_verify(n_halos,sizeof(int),n_trees,fp);
  for(i_tree=0;i_tree<select_tree;i_tree++){
    for(i_halo=0;i_halo<n_halos[i_tree];i_halo++){
      fread_verify(&halo,sizeof(halo_properties_SAGE_info),1,fp);
      max_snap=MAX(max_snap,halo.snap_num);
    }
  }
  halos               =(halo_properties_SAGE_info *)SID_malloc(sizeof(halo_properties_SAGE_info)*n_halos[i_tree]);
  snap_num            =(int       *)SID_malloc(sizeof(int)*n_halos[i_tree]);
  snap_index          =(int       *)SID_malloc(sizeof(int)*n_halos[i_tree]);
  group_halo_first    =(int       *)SID_malloc(sizeof(int)*n_halos[i_tree]);
  fread_verify(halos,sizeof(halo_properties_SAGE_info),n_halos[i_tree],fp);
  descendant_min      =10000;
  descendant_max      =    0;
  progenitor_first_min=10000;
  progenitor_first_max=    0;
  progenitor_next_min =10000;
  progenitor_next_max =    0;
  group_halo_first_min=10000;
  group_halo_first_max=    0;
  group_halo_next_min =10000;
  group_halo_next_max =    0;
  snap_num_min        =10000;
  snap_num_max        =    0;
  halo_index_min      =10000;
  halo_index_max      =    0; 
  for(i_halo=0;i_halo<n_halos[i_tree];i_halo++){
    snap_num[i_halo] =halos[i_halo].snap_num;

    if(halos[i_halo].descendant>=0)
      descendant_min      =MIN(descendant_min,halos[i_halo].descendant);
    if(halos[i_halo].progenitor_first>=0)
      progenitor_first_min=MIN(progenitor_first_min,halos[i_halo].progenitor_first);
    if(halos[i_halo].progenitor_next>=0)
      progenitor_next_min =MIN(progenitor_next_min,halos[i_halo].progenitor_next);
    if(halos[i_halo].group_halo_first>=0)
      group_halo_first_min=MIN(group_halo_first_min,halos[i_halo].group_halo_first);
    if(halos[i_halo].group_halo_next>=0)
      group_halo_next_min =MIN(group_halo_next_min,halos[i_halo].group_halo_next);
    if(halo.snap_num>=0)
      snap_num_min        =MIN(snap_num_min,halos[i_halo].snap_num);
    if(halos[i_halo].halo_index>=0)
      halo_index_min      =MIN(halo_index_min,halos[i_halo].halo_index);

    descendant_max      =MAX(descendant_max,halos[i_halo].descendant);
    progenitor_first_max=MAX(progenitor_first_max,halos[i_halo].progenitor_first);
    progenitor_next_max =MAX(progenitor_next_max,halos[i_halo].progenitor_next);
    group_halo_first_max=MAX(group_halo_first_max,halos[i_halo].group_halo_first);
    group_halo_next_max =MAX(group_halo_next_max,halos[i_halo].group_halo_next);
    snap_num_max        =MAX(snap_num_max,halos[i_halo].snap_num);
    halo_index_max      =MAX(halo_index_max,halos[i_halo].halo_index);
    max_snap=MAX(max_snap,halos[i_halo].snap_num);
  }

  i_tree++;
  for(;i_tree<n_trees;i_tree++){
    for(i_halo=0;i_halo<n_halos[i_tree];i_halo++){
      fread_verify(&halo,sizeof(halo_properties_SAGE_info),1,fp);
      max_snap=MAX(max_snap,halo.snap_num);
    }
  }

  rewind(fp); 
  fread_verify(&n_trees,      sizeof(int),1,fp);
  fread_verify(&n_halos_total,sizeof(int),1,fp); 
  for(i_tree=0,n_gal=0;i_tree<n_trees;i_tree++){
    for(i_halo=0;i_halo<n_halos[i_tree];i_halo++){
      fread_verify(&halo,sizeof(halo_properties_SAGE_info),1,fp);
      if(halo.snap_num==max_snap) n_gal++;
    }
  }

  SID_log("n_trees          =%d",    SID_LOG_COMMENT,n_trees);
  SID_log("n_halos[snap=%3d]=%d",    SID_LOG_COMMENT,n_gal);
  SID_log("n_halos_total    =%d",    SID_LOG_COMMENT,n_halos_total);
  SID_log("Descendants      =%d->%d",SID_LOG_COMMENT,descendant_min,      descendant_max);
  SID_log("Progenitor_first =%d->%d",SID_LOG_COMMENT,progenitor_first_min,progenitor_first_max);
  SID_log("Progenitor_next  =%d->%d",SID_LOG_COMMENT,progenitor_next_min, progenitor_next_max);
  SID_log("Group_halo_first =%d->%d",SID_LOG_COMMENT,group_halo_first_min,group_halo_first_max);
  SID_log("Group_halo_next  =%d->%d",SID_LOG_COMMENT,group_halo_next_min, group_halo_next_max);
  SID_log("Snap_num         =%d->%d",SID_LOG_COMMENT,snap_num_min,        snap_num_max);
  SID_log("Halo_index       =%d->%d",SID_LOG_COMMENT,halo_index_min,      halo_index_max);

  merge_sort((void *)snap_num,(size_t)n_halos[i_tree],&snap_num_index,SID_INT,SORT_COMPUTE_INDEX,FALSE);
  for(i_snap=snap_num_max,i_halo=n_halos[i_tree]-1;i_snap>=snap_num_min && i_halo>=0;i_snap--){
    n_halos_snap=0;
    while(snap_num[snap_num_index[i_halo]]==i_snap && i_halo>0){
      n_halos_snap++;
      i_halo--;
    }
    if(snap_num[snap_num_index[i_halo]]==i_snap){
      n_halos_snap++;
      i_halo--;
    }
    for(j_halo=0;j_halo<n_halos_snap;j_halo++){
      group_halo_first[j_halo]=halos[snap_num_index[i_halo+j_halo+1]].group_halo_first;
      snap_index[j_halo]      =snap_num_index[i_halo+j_halo+1];
    }
    merge_sort((void *)group_halo_first,(size_t)n_halos_snap,&group_halo_first_index,SID_INT,SORT_COMPUTE_INDEX,FALSE);
    group_halo_last=-99;
    if(n_halos_snap>0)
      printf("Snap #%3d: ",i_snap);
    for(j_halo=0;j_halo<n_halos_snap;j_halo++){
      k_halo=snap_index[group_halo_first_index[j_halo]];
      if(group_halo_last!=halos[k_halo].group_halo_first){
        if(j_halo!=0)
          printf(") ");        
        printf("(");        
      }
      else
        printf(" ");        
      // Generate output
/*
      printf("I:%5d->%5d/S:%5d/PF:%5d/PN:%5d/G:%5d->%5d",
             k_halo,
             halos[k_halo].descendant,
             halos[k_halo].n_particles,
             halos[k_halo].progenitor_first,
             halos[k_halo].progenitor_next,
             halos[k_halo].group_halo_first,
             halos[k_halo].group_halo_next);      
*/
/*
           printf("I%05d.D%05d.S%05d.F%05d.N%05d.f%05d.n%05d",
                  k_halo,
                  halos[k_halo].descendant,
                  halos[k_halo].n_particles,
                  halos[k_halo].progenitor_first,
                  halos[k_halo].progenitor_next,
                  halos[k_halo].group_halo_first,
                  halos[k_halo].group_halo_next);      
*/
/*
           printf("%05d",
                  halos[k_halo].n_particles);
*/
/*
           printf("%05d/%05d/%05d",
                  k_halo,halos[k_halo].descendant,
                  halos[k_halo].n_particles);
*/
           printf("%05d/%05d/%05d/%05d",
                  k_halo,
                  halos[k_halo].descendant,
                  halos[k_halo].group_halo_first,
                  halos[k_halo].group_halo_next);
      group_halo_last=halos[k_halo].group_halo_first;
    }
    if(n_halos_snap>0)
      printf(")\n");
    SID_free((void **)&group_halo_first_index);
  }
  SID_free((void **)&snap_num_index);

  SID_free((void **)&snap_num);
  SID_free((void **)&snap_index);
  SID_free((void **)&group_halo_first);
  SID_free((void **)&n_halos);
  SID_free((void **)&halos);
  fclose(fp);
  SID_log("Done.",SID_LOG_CLOSE);

  SID_exit(0);
}
Example #22
0
int main(int argc, char *argv[]) {
    int    n_search;
    int    i_halo;
    char   filename_in[SID_MAX_FILENAME_LENGTH];
    char   group_text_prefix[4];
    int    n_files;
    int    k_read;
    int    max_n_groups;
    int    l_read;
    int    n_groups;
    int *  n_particles_i;
    int *  n_particles_j;
    int    j_read;
    int    mode;
    int    n_groups_i;
    int    n_groups_j;
    int    j_halo;
    int    i_read;
    int    i_read_start;
    int    i_read_stop;
    SID_fp fp_in;

    SID_Init(&argc, &argv, NULL);

    // Fetch user inputs
    char filename_root_in[SID_MAX_FILENAME_LENGTH];
    char filename_catalog_root[SID_MAX_FILENAME_LENGTH];
    char filename_halo_version[SID_MAX_FILENAME_LENGTH];
    strcpy(filename_root_in, argv[1]);
    strcpy(filename_halo_version, argv[2]);
    if(!strcmp(argv[3], "groups") || !strcmp(argv[3], "group"))
        mode = MATCH_GROUPS;
    else if(!strcmp(argv[3], "subgroups") || !strcmp(argv[3], "subgroup"))
        mode = MATCH_SUBGROUPS;
    else {
        SID_exit_error("Invalid mode selection {%s}.  Should be 'group' or 'subgroup'.", SID_ERROR_SYNTAX, argv[3]);
    }
    i_read               = atoi(argv[4]);
    j_read               = atoi(argv[5]);
    int flag_SSimPL_base = GBP_TRUE;
    if(argc == 7) {
        flag_SSimPL_base = GBP_FALSE;
        strcpy(filename_catalog_root, argv[6]);
        sprintf(filename_catalog_root, "%s/halos/%s", argv[6], filename_halo_version);
    } else
        sprintf(filename_catalog_root, "%s/halos/%s", filename_root_in, filename_halo_version);
    SID_log("Searching match information for halo #%d in file #%d of {%s}...", SID_LOG_OPEN | SID_LOG_TIMER, i_halo, i_read, filename_root_in);

    // Convert filename_root to filename
    switch(mode) {
        case MATCH_SUBGROUPS:
            sprintf(group_text_prefix, "sub");
            break;
        case MATCH_GROUPS:
            sprintf(group_text_prefix, "");
            break;
    }

    // Set the standard SSiMPL match file path
    char filename_root[SID_MAX_FILENAME_LENGTH];
    if(flag_SSimPL_base)
        sprintf(filename_root, "%s/trees/matches/%03d/", filename_root_in, i_read);
    else
        sprintf(filename_root, "%s_", filename_root_in);

    // Read header information
    int   i_read_in;
    int   j_read_in;
    int   n_groups_1;
    int   n_groups_2;
    float score_rank_index;
    sprintf(filename_in, "%s%sgroup_matches_%03d_%03d.dat", filename_root, group_text_prefix, i_read, j_read);
    SID_fopen(filename_in, "r", &fp_in);
    SID_fread(&i_read_in, sizeof(int), 1, &fp_in);
    SID_log("i_read    =%d", SID_LOG_COMMENT, i_read_in);
    SID_fread(&j_read_in, sizeof(int), 1, &fp_in);
    SID_log("j_read    =%d", SID_LOG_COMMENT, j_read_in);
    SID_fread(&n_groups_i, sizeof(int), 1, &fp_in);
    SID_log("n_groups_i=%d", SID_LOG_COMMENT, n_groups_i);
    SID_fread(&n_groups_j, sizeof(int), 1, &fp_in);
    SID_log("n_groups_j=%d", SID_LOG_COMMENT, n_groups_j);
    SID_fread(&score_rank_index, sizeof(int), 1, &fp_in);
    SID_log("score_idx =%f", SID_LOG_COMMENT, score_rank_index);

    // Allocate RAM
    int *  match = (int *)SID_malloc(sizeof(int) * n_groups_i);
    float *score = (float *)SID_malloc(sizeof(float) * n_groups_i);
    int *  count = (int *)SID_malloc(sizeof(int) * n_groups_i);

    // Read arrays
    SID_fread(match, sizeof(int), n_groups_i, &fp_in);
    SID_fread(score, sizeof(float), n_groups_i, &fp_in);
    SID_fread(count, sizeof(int), n_groups_i, &fp_in);

    // Close file
    SID_fclose(&fp_in);

    // Read halo sizes from header file
    SID_log("Reading halo sizes...", SID_LOG_OPEN);
    int *n_p_i = (int *)SID_malloc(sizeof(int) * n_groups_i);
    sprintf(filename_in, "%s_%03d.catalog_%sgroups", filename_catalog_root, i_read, group_text_prefix);
    SID_fopen(filename_in, "r", &fp_in);
    int n_cat_i;
    int offset_size_i;
    SID_fread(&n_cat_i, sizeof(int), 1, &fp_in);
    SID_fread(&offset_size_i, sizeof(int), 1, &fp_in);
    if(n_cat_i != n_groups_i)
        SID_exit_error("Catalog 'i' halo counts don't match (ie %d!=%d)", SID_ERROR_LOGIC, n_cat_i, n_groups_i);
    SID_fread(n_p_i, sizeof(int), n_cat_i, &fp_in);
    SID_fclose(&fp_in);

    int *n_p_j = (int *)SID_malloc(sizeof(int) * n_groups_j);
    sprintf(filename_in, "%s_%03d.catalog_%sgroups", filename_catalog_root, j_read, group_text_prefix);
    SID_fopen(filename_in, "r", &fp_in);
    int n_cat_j;
    int offset_size_j;
    SID_fread(&n_cat_j, sizeof(int), 1, &fp_in);
    SID_fread(&offset_size_j, sizeof(int), 1, &fp_in);
    if(n_cat_j != n_groups_j)
        SID_exit_error("Catalog 'i' halo counts don't match (ie %d!=%d)", SID_ERROR_LOGIC, n_cat_j, n_groups_j);
    SID_fread(n_p_j, sizeof(int), n_cat_j, &fp_in);
    SID_fclose(&fp_in);
    SID_log("Done.", SID_LOG_CLOSE);

    // Print results
    for(k_read = 0; k_read < n_groups_i; k_read++) {
        if(match[k_read] >= 0)
            printf("%7d %7d %7d %7d %7d %le %le %le\n",
                   k_read,
                   match[k_read],
                   n_p_i[k_read],
                   n_p_j[match[k_read]],
                   count[k_read],
                   score[k_read],
                   maximum_match_score(n_p_i[k_read]),
                   match_score_f_goodness(score[k_read], n_p_i[k_read]));
    }

    // Clean-up
    SID_free(SID_FARG match);
    SID_free(SID_FARG score);
    SID_free(SID_FARG count);
    SID_free(SID_FARG n_p_i);
    SID_free(SID_FARG n_p_j);

    SID_log("Done.", SID_LOG_CLOSE);
    SID_Finalize();
}
Example #23
0
int main(int argc, char *argv[]) {
    int    n_search;
    int    i_halo;
    char   filename_in[SID_MAX_FILENAME_LENGTH];
    char   group_text_prefix[4];
    int    n_files;
    int    k_read;
    int    l_read;
    int *  n_particles_i;
    int *  n_particles_j;
    int    j_read;
    int    mode;
    int    j_halo;
    int    i_read;
    int    i_read_start;
    int    i_read_stop;
    SID_fp fp_in;

    SID_Init(&argc, &argv, NULL);

    // Fetch user inputs
    char filename_SSimPL_root[SID_MAX_FILENAME_LENGTH];
    strcpy(filename_SSimPL_root, argv[1]);
    SID_log("Checking the integrity of the match files for {%s}...", SID_LOG_OPEN | SID_LOG_TIMER, filename_SSimPL_root);
    int *n_groups    = NULL;
    int *n_subgroups = NULL;
    for(int i_type = 0; i_type < 2; i_type++) {
        // Convert filename_root to filename
        switch(i_type) {
            case 0:
                mode = MATCH_SUBGROUPS;
                sprintf(group_text_prefix, "sub");
                break;
            case 1:
                mode = MATCH_GROUPS;
                sprintf(group_text_prefix, "");
                break;
        }
        SID_log("Processing %sgroups...", SID_LOG_OPEN | SID_LOG_TIMER, group_text_prefix);

        // Set the standard SSiMPL match file path
        char filename_root_in[SID_MAX_FILENAME_LENGTH];
        sprintf(filename_root_in, "%s/trees/matches/", filename_SSimPL_root);

        // Read halo sizes from header file
        SID_log("Processing header file...", SID_LOG_OPEN | SID_LOG_TIMER);
        sprintf(filename_in, "%s/%sgroup_matches_header.dat", filename_root_in, group_text_prefix);
        SID_fopen(filename_in, "r", &fp_in);
        SID_fread(&i_read_start, sizeof(int), 1, &fp_in);
        SID_fread(&i_read_stop, sizeof(int), 1, &fp_in);
        SID_fread(&n_search, sizeof(int), 1, &fp_in);
        SID_fread(&n_files, sizeof(int), 1, &fp_in);
        int *n_halos = NULL;
        switch(mode) {
            case MATCH_SUBGROUPS:
                n_subgroups = (int *)SID_malloc(sizeof(int) * n_files);
                n_halos     = n_subgroups;
                break;
            case MATCH_GROUPS:
                n_groups = (int *)SID_malloc(sizeof(int) * n_files);
                n_halos  = n_groups;
                break;
        }
        if(mode == MATCH_GROUPS)
            SID_log("Halo counts (snap/No. groups/No. subgroups):", SID_LOG_OPEN);
        for(k_read = 0; k_read < n_files; k_read++) {
            SID_fread(&l_read, sizeof(int), 1, &fp_in);
            SID_fread(&(n_halos[k_read]), sizeof(int), 1, &fp_in);
            SID_fskip(sizeof(int), n_halos[k_read], &fp_in);
            if(mode == MATCH_GROUPS) {
                int *n_subgroups_group = (int *)SID_malloc(sizeof(int) * n_halos[k_read]);
                SID_fread(n_subgroups_group, sizeof(int), n_halos[k_read], &fp_in);
                int n_subgroups_test = 0;
                for(int i_test = 0; i_test < n_halos[k_read]; i_test++)
                    n_subgroups_test += n_subgroups_group[i_test];
                if(n_subgroups[k_read] != n_subgroups_test)
                    SID_log("Error in %s header: l_read=%3d k_read=%3d n_subgroups: %d!=%d\n",
                            SID_LOG_COMMENT,
                            l_read,
                            k_read,
                            n_subgroups[k_read],
                            n_subgroups_test);
                SID_free(SID_FARG n_subgroups_group);
            }
            if(mode == MATCH_GROUPS)
                SID_log("%03d %d %d", SID_LOG_COMMENT, k_read, n_groups[k_read], n_subgroups[k_read]);
        }
        if(mode == MATCH_GROUPS)
            SID_log("", SID_LOG_CLOSE | SID_LOG_NOPRINT);
        SID_fclose(&fp_in);
        SID_log("Done.", SID_LOG_CLOSE);

        SID_log("Processing match files...", SID_LOG_OPEN | SID_LOG_TIMER);
        for(int i_read = i_read_start; i_read < i_read_stop; i_read++) {
            for(int j_read = GBP_MAX(0, i_read - n_search); j_read < GBP_MIN(i_read_stop, i_read + n_search); j_read++) {
                if(i_read != j_read) {
                    sprintf(filename_in, "%s/%03d/%sgroup_matches_%03d_%03d.dat", filename_root_in, i_read, group_text_prefix, i_read, j_read);
                    SID_log("Processing {%s}...", SID_LOG_OPEN, filename_in);

                    // Read header information
                    int i_read_in;
                    int j_read_in;
                    int n_groups_i;
                    int n_groups_j;
                    SID_fopen(filename_in, "r", &fp_in);
                    SID_fread(&i_read_in, sizeof(int), 1, &fp_in);
                    SID_fread(&j_read_in, sizeof(int), 1, &fp_in);
                    SID_fread(&n_groups_i, sizeof(int), 1, &fp_in);
                    SID_fread(&n_groups_j, sizeof(int), 1, &fp_in);

                    if(i_read_in != i_read || j_read_in != j_read || n_groups_i != n_halos[n_files - i_read_in - 1] ||
                       n_groups_j != n_halos[n_files - j_read_in - 1])
                        SID_log("Error in matching file: i_read=%3d j_read=%3d n_i_in=%d n_i=%d n_j_in=%d n_j=%d\n",
                                SID_LOG_COMMENT,
                                i_read,
                                j_read,
                                n_groups_i,
                                n_halos[n_files - i_read_in - 1],
                                n_groups_j,
                                n_halos[n_files - j_read_in - 1]);

                    // Read matches
                    int match;
                    for(k_read = 0; k_read < n_groups_i; k_read++)
                        SID_fread(&match, sizeof(int), 1, &fp_in);

                    // Read indices
                    size_t indices;
                    for(k_read = 0; k_read < n_groups_i; k_read++)
                        SID_fread(&indices, sizeof(size_t), 1, &fp_in);

                    // Read scores
                    float score;
                    for(k_read = 0; k_read < n_groups_i; k_read++)
                        SID_fread(&score, sizeof(float), 1, &fp_in);

                    // Close file
                    SID_fclose(&fp_in);

                    SID_log("Done.", SID_LOG_CLOSE);
                }
            }
        }
        SID_log("Done.", SID_LOG_CLOSE);

        SID_log("Done.", SID_LOG_CLOSE);
    }
    SID_free(SID_FARG n_groups);
    SID_free(SID_FARG n_subgroups);

    SID_log("Done.", SID_LOG_CLOSE);
    SID_Finalize();
}
Example #24
0
void SID_cat_files(const char *filename_out,
                   int   mode,
                   int   n_files, ...){
  int      i_file;
  char    *filename_in;
  va_list  vargs;
  FILE    *fp_in;
  FILE    *fp_out;
  int      r_val;
  int      flag_clean;
  struct   stat file_stats;
  size_t   n_bytes;
  size_t   n_bytes_buffer;
  void    *buffer;

  va_start(vargs,n_files);

  SID_log("Concatinating %d files to output {%s}...",SID_LOG_OPEN|SID_LOG_TIMER,n_files,filename_out);

  // Interpret mode
  if(check_mode_for_flag(mode,SID_CAT_CLEAN)) flag_clean=TRUE;
  else                                        flag_clean=FALSE;

  // Open output file
  fp_out=fopen(filename_out,"w");
  if(fp_out==NULL)
    SID_trap_error("Could not open file {%s}!",ERROR_IO_OPEN,filename_out);
  buffer=SID_malloc(IO_BUFFER_SIZE);

  // Loop over the files to be concatinated...
  for(i_file=0;i_file<n_files;i_file++){
    // Open next file and get file size
    filename_in=(char *)va_arg(vargs,char *);
    r_val      =stat(filename_in,&file_stats);
    if(r_val!=0)
      SID_trap_error("Could not open file {%s}!",ERROR_IO_OPEN,filename_in);
    else
      SID_log("Processing {%s}...",SID_LOG_OPEN,filename_in);
    n_bytes=file_stats.st_size;
    fp_in  =fopen(filename_in,"r");

    // Copy this input file to the output file in chunks ...
    n_bytes_buffer=MIN(n_bytes,IO_BUFFER_SIZE);
    while(n_bytes_buffer>0){
      // Read
      r_val=fread(buffer,
                  1,
                  n_bytes_buffer,
                  fp_in);
      // Write
      r_val=fwrite(buffer,
                   1,
                   n_bytes_buffer,
                   fp_out);
      // Adjust buffer size
      n_bytes-=n_bytes_buffer;
      n_bytes_buffer=MIN(n_bytes,IO_BUFFER_SIZE);
    }

    // Close input file and remove it if asked to
    fclose(fp_in);
    if(flag_clean)
      remove(filename_in);

    SID_log("Done.",SID_LOG_CLOSE);
  }

  // Clean-up
  fclose(fp_out);
  SID_free(SID_FARG buffer);

  SID_log("Done.",SID_LOG_CLOSE);

  va_end(vargs);
}
Example #25
0
void init_field(int n_d, int *n, double *L, field_info *FFT) {
    ptrdiff_t  n_x_local;
    ptrdiff_t  i_x_start_local;
    ptrdiff_t  n_y_transpose_local;
    ptrdiff_t  i_y_start_transpose_local;
    ptrdiff_t *n_x_rank;

    int  flag_active;
    int  n_active;
    int  min_size, max_size;

    SID_log("Initializing ", SID_LOG_OPEN);
    for(ptrdiff_t i_d = 0; i_d < n_d; i_d++) {
        if(i_d < (n_d - 1))
            SID_log("%dx", SID_LOG_CONTINUE, n[i_d]);
        else
            SID_log("%d element %d-d FFT ", SID_LOG_CONTINUE, n[i_d], n_d);
    }
    SID_log("(%d byte precision)...", SID_LOG_CONTINUE, (int)sizeof(GBPREAL));

    // Initialize FFT sizes
    FFT->n_d             = n_d;
    FFT->n               = (ptrdiff_t *)SID_calloc(sizeof(ptrdiff_t) * FFT->n_d);
    FFT->L               = (double *)SID_calloc(sizeof(double) * FFT->n_d);
    FFT->n_k_local       = (ptrdiff_t *)SID_calloc(sizeof(ptrdiff_t) * FFT->n_d);
    FFT->n_R_local       = (ptrdiff_t *)SID_calloc(sizeof(ptrdiff_t) * FFT->n_d);
    FFT->i_R_start_local = (ptrdiff_t *)SID_calloc(sizeof(ptrdiff_t) * FFT->n_d);
    FFT->i_k_start_local = (ptrdiff_t *)SID_calloc(sizeof(ptrdiff_t) * FFT->n_d);
    FFT->i_R_stop_local  = (ptrdiff_t *)SID_calloc(sizeof(ptrdiff_t) * FFT->n_d);
    FFT->i_k_stop_local  = (ptrdiff_t *)SID_calloc(sizeof(ptrdiff_t) * FFT->n_d);
    for(ptrdiff_t i_d = 0; i_d < FFT->n_d; i_d++) {
        FFT->n[i_d]               = n[i_d];
        FFT->L[i_d]               = L[i_d];
        FFT->i_R_start_local[i_d] = 0;
        FFT->i_k_start_local[i_d] = 0;
        FFT->n_R_local[i_d]       = FFT->n[i_d];
        FFT->n_k_local[i_d]       = FFT->n[i_d];
    }
    FFT->n_k_local[FFT->n_d - 1] = FFT->n[FFT->n_d - 1] / 2 + 1;

    // Initialize FFTW

    // Create an integer version of FFT->n[] to pass to ..._create_plan
    int *n_int=(int *)SID_malloc(sizeof(int)*FFT->n_d);
    for(int i_d=0;i_d<FFT->n_d;i_d++)
        n_int[i_d]=(int)FFT->n[i_d];
#if FFTW_V2
#if USE_MPI
    int total_local_size_int;
    int n_x_local_int;
    int i_x_start_local_int;
    int n_y_transpose_local_int;
    int i_y_start_transpose_local_int;
    FFT->plan  = rfftwnd_mpi_create_plan(SID.COMM_WORLD->comm, FFT->n_d, n_int, FFTW_REAL_TO_COMPLEX, FFTW_ESTIMATE);
    FFT->iplan = rfftwnd_mpi_create_plan(SID.COMM_WORLD->comm, FFT->n_d, n_int, FFTW_COMPLEX_TO_REAL, FFTW_ESTIMATE);
    rfftwnd_mpi_local_sizes(FFT->plan,
                            &(n_x_local_int),
                            &(i_x_start_local_int),
                            &(n_y_transpose_local_int),
                            &(i_y_start_transpose_local_int),
                            &total_local_size_int);
    n_x_local =  (ptrdiff_t)n_x_local_int;
    i_x_start_local = (ptrdiff_t)i_x_start_local_int;
    n_y_transpose_local = (ptrdiff_t)n_y_transpose_local_int;
    i_y_start_transpose_local = (ptrdiff_t)i_y_start_transpose_local_int;
    FFT->total_local_size = (size_t)total_local_size_int;
#else
    FFT->total_local_size = 1;
    for(ptrdiff_t i_d = 0; i_d < FFT->n_d; i_d++) {
        if(i_d < FFT->n_d - 1)
            FFT->total_local_size *= FFT->n[i_d];
        else
            FFT->total_local_size *= 2 * (FFT->n[i_d] / 2 + 1);
    }
#if USE_DOUBLE
    FFT->plan  = fftwnd_create_plan(FFT->n_d, n_int, FFTW_REAL_TO_COMPLEX, FFTW_ESTIMATE | FFTW_IN_PLACE);
    FFT->iplan = fftwnd_create_plan(FFT->n_d, n_int, FFTW_COMPLEX_TO_REAL, FFTW_ESTIMATE | FFTW_IN_PLACE);
#else
    FFT->plan  = rfftwnd_create_plan(FFT->n_d, n_int, FFTW_REAL_TO_COMPLEX, FFTW_ESTIMATE | FFTW_IN_PLACE);
    FFT->iplan = rfftwnd_create_plan(FFT->n_d, n_int, FFTW_COMPLEX_TO_REAL, FFTW_ESTIMATE | FFTW_IN_PLACE);
#endif
#endif
#else
#if USE_MPI
#if USE_DOUBLE
    fftw_mpi_init();
    FFT->total_local_size = fftw_mpi_local_size_many_transposed(FFT->n_d,
                                                                FFT->n,
                                                                1,
                                                                FFTW_MPI_DEFAULT_BLOCK,
                                                                FFTW_MPI_DEFAULT_BLOCK,
                                                                SID_COMM_WORLD->comm,
                                                                &(n_x_local),
                                                                &(i_x_start_local),
                                                                &(n_y_transpose_local),
                                                                &(i_y_start_transpose_local));
    FFT->plan  = fftw_mpi_plan_dft_r2c(FFT->n_d, FFT->n, FFT->field_local, FFT->cfield_local, SID_COMM_WORLD->comm, FFTW_ESTIMATE);
    FFT->iplan = fftw_mpi_plan_dft_c2r(FFT->n_d, FFT->n, FFT->cfield_local, FFT->field_local, SID_COMM_WORLD->comm, FFTW_ESTIMATE);
#else
    fftwf_mpi_init();
    FFT->total_local_size   = fftwf_mpi_local_size_many_transposed(FFT->n_d,
                                                                 FFT->n,
                                                                 1,
                                                                 FFTW_MPI_DEFAULT_BLOCK,
                                                                 FFTW_MPI_DEFAULT_BLOCK,
                                                                 SID_COMM_WORLD->comm,
                                                                 &(n_x_local),
                                                                 &(i_x_start_local),
                                                                 &(n_y_transpose_local),
                                                                 &(i_y_start_transpose_local));
    FFT->plan  = fftwf_mpi_plan_dft_r2c(FFT->n_d, FFT->n, FFT->field_local, FFT->cfield_local, SID_COMM_WORLD->comm, FFTW_ESTIMATE);
    FFT->iplan = fftwf_mpi_plan_dft_c2r(FFT->n_d, FFT->n, FFT->cfield_local, FFT->field_local, SID_COMM_WORLD->comm, FFTW_ESTIMATE);
#endif
#else
    FFT->total_local_size = 1;
    for(ptrdiff_t i_d=0; i_d < FFT->n_d; i_d++) {
        if(i_d < FFT->n_d - 1)
            FFT->total_local_size *= FFT->n[i_d];
        else
            FFT->total_local_size *= 2 * (FFT->n[i_d] / 2 + 1);
    }
#if USE_DOUBLE
    FFT->plan  = fftw_plan_dft_r2c(FFT->n_d, FFT->n, FFT->field_local, FFT->cfield_local, FFTW_ESTIMATE);
    FFT->iplan = fftw_plan_dft_c2r(FFT->n_d, FFT->n, FFT->cfield_local, FFT->field_local, FFTW_ESTIMATE);
#else
    FFT->plan  = fftwf_plan_dft_r2c(FFT->n_d, FFT->n, FFT->field_local, FFT->cfield_local, FFTW_ESTIMATE);
    FFT->iplan = fftwf_plan_dft_c2r(FFT->n_d, FFT->n, FFT->cfield_local, FFT->field_local, FFTW_ESTIMATE);
#endif
#endif
#endif

    SID_free(SID_FARG n_int);


    // Set empty slabs to start at 0 to make ignoring them simple.
    if(n_x_local == 0)
        i_x_start_local = 0;
    if(n_y_transpose_local == 0)
        i_y_start_transpose_local = 0;

    // Modify the local slab dimensions according to what FFTW chose.
    FFT->i_R_start_local[0] = i_x_start_local;
    FFT->n_R_local[0]       = n_x_local;
    if(FFT->n_d > 1) {
        FFT->i_k_start_local[1] = i_y_start_transpose_local;
        FFT->n_k_local[1]       = n_y_transpose_local;
    }

    // Allocate field
#if USE_FFTW3
    FFT->field_local  = (gbpFFT_real    *)fftwf_alloc_real(FFT->total_local_size);
#else
    FFT->field_local  = (gbpFFT_real    *)SID_malloc(sizeof(gbpFFT_real)*FFT->total_local_size);
#endif
    FFT->cfield_local = (gbpFFT_complex *)FFT->field_local;

    // Upper limits of slab decomposition
    for(ptrdiff_t i_d = 0; i_d < FFT->n_d; i_d++) {
        FFT->i_R_stop_local[i_d] = FFT->i_R_start_local[i_d] + FFT->n_R_local[i_d] - 1;
        FFT->i_k_stop_local[i_d] = FFT->i_k_start_local[i_d] + FFT->n_k_local[i_d] - 1;
    }

    // FFTW padding sizes
    if(FFT->n_d > 1) {
        FFT->pad_size_R = 2 * (FFT->n_R_local[FFT->n_d - 1] / 2 + 1) - FFT->n_R_local[FFT->n_d - 1];
        FFT->pad_size_k = 0;
    } else {
        FFT->pad_size_R = 0;
        FFT->pad_size_k = 0;
    }

    // Number of elements (global and local) in the FFT
    ptrdiff_t i_d = 0;
    for(FFT->n_field = 1, FFT->n_field_R_local = 1, FFT->n_field_k_local = 1; i_d < FFT->n_d; i_d++) {
        FFT->n_field *= (size_t)FFT->n[i_d];
        FFT->n_field_R_local *= (size_t)FFT->n_R_local[i_d];
        FFT->n_field_k_local *= (size_t)FFT->n_k_local[i_d];
    }

    // Clear the field
    clear_field(FFT);

    // Initialize the FFT's real-space grid
    FFT->R_field = (double **)SID_malloc(sizeof(double *) * FFT->n_d);
    FFT->dR      = (double *)SID_malloc(sizeof(double *) * FFT->n_d);
    for(ptrdiff_t i_d = 0; i_d < FFT->n_d; i_d++) {
        FFT->R_field[i_d] = (double *)SID_malloc(sizeof(double) * (FFT->n[i_d] + 1));
        FFT->dR[i_d]      = FFT->L[i_d] / (double)(FFT->n[i_d]);
        for(ptrdiff_t i_i = 0; i_i < FFT->n[i_d]; i_i++)
            FFT->R_field[i_d][i_i] = FFT->L[i_d] * ((double)i_i / (double)(FFT->n[i_d]));
        FFT->R_field[i_d][FFT->n[i_d]] = FFT->L[i_d];
    }

    // Initialize the FFT's k-space grid
    FFT->k_field   = (double **)SID_malloc(sizeof(double *) * FFT->n_d);
    FFT->dk        = (double *)SID_malloc(sizeof(double *) * FFT->n_d);
    FFT->k_Nyquist = (double *)SID_malloc(sizeof(double *) * FFT->n_d);
    for(ptrdiff_t i_d = 0; i_d < FFT->n_d; i_d++) {
        FFT->k_field[i_d]   = (double *)SID_malloc(sizeof(double) * FFT->n[i_d]);
        FFT->dk[i_d]        = TWO_PI / FFT->L[i_d];
        FFT->k_Nyquist[i_d] = TWO_PI * (double)(FFT->n[i_d]) / FFT->L[i_d] / 2.;
        for(ptrdiff_t i_i = 0; i_i < FFT->n[i_d]; i_i++) {
            if(i_i >= FFT->n[i_d] / 2)
                FFT->k_field[i_d][i_i] = TWO_PI * (double)(i_i - FFT->n[i_d]) / FFT->L[i_d];
            else
                FFT->k_field[i_d][i_i] = TWO_PI * (double)(i_i) / FFT->L[i_d];
        }
    }

    // Flags
    FFT->flag_padded = GBP_FALSE;

    // Slab info
    FFT->slab.n_x_local       = FFT->n_R_local[0];
    FFT->slab.i_x_start_local = FFT->i_R_start_local[0];
    FFT->slab.i_x_stop_local  = FFT->i_R_stop_local[0];
    FFT->slab.x_min_local     = FFT->R_field[0][FFT->i_R_start_local[0]];
    if(FFT->slab.n_x_local > 0)
        FFT->slab.x_max_local = FFT->R_field[0][FFT->i_R_stop_local[0] + 1];
    else
        FFT->slab.x_max_local = FFT->slab.x_min_local;
    SID_Allreduce(&(FFT->slab.x_max_local), &(FFT->slab.x_max), 1, SID_DOUBLE, SID_MAX, SID_COMM_WORLD);

#if USE_MPI
    // All ranks are not necessarily assigned any slices, so
    //   we need to figure out what ranks are to the right and the left for
    //   buffer exchanges
    n_x_rank              = (ptrdiff_t *)SID_malloc(sizeof(ptrdiff_t) * SID.n_proc);
    n_x_rank[SID.My_rank] = (ptrdiff_t)FFT->slab.n_x_local;
    if(n_x_rank[SID.My_rank] > 0)
        flag_active = GBP_TRUE;
    else
        flag_active = GBP_FALSE;
    SID_Allreduce(&flag_active, &n_active, 1, SID_INT, SID_SUM, SID_COMM_WORLD);
    SID_Allreduce(&n_x_rank[SID.My_rank], &min_size, 1, SID_INT, SID_MIN, SID_COMM_WORLD);
    SID_Allreduce(&n_x_rank[SID.My_rank], &max_size, 1, SID_INT, SID_MAX, SID_COMM_WORLD);
    for(int i_rank = 0; i_rank < SID.n_proc; i_rank++)
        SID_Bcast(&(n_x_rank[i_rank]), 1, SID_INT, i_rank, SID_COMM_WORLD);
    FFT->slab.rank_to_right = -1;
    for(int i_rank = SID.My_rank + 1; i_rank < SID.My_rank + SID.n_proc && FFT->slab.rank_to_right < 0; i_rank++) {
        int j_rank = i_rank % SID.n_proc;
        if(n_x_rank[j_rank] > 0)
            FFT->slab.rank_to_right = j_rank;
    }
    if(FFT->slab.rank_to_right < 0)
        FFT->slab.rank_to_right = SID.My_rank;
    FFT->slab.rank_to_left = -1;
    for(int i_rank = SID.My_rank - 1; i_rank > SID.My_rank - SID.n_proc && FFT->slab.rank_to_left < 0; i_rank--) {
        int j_rank = i_rank;
        if(i_rank < 0)
            j_rank = i_rank + SID.n_proc;
        if(n_x_rank[j_rank] > 0)
            FFT->slab.rank_to_left = j_rank;
    }
    if(FFT->slab.rank_to_left < 0)
        FFT->slab.rank_to_left = SID.My_rank;
    free(n_x_rank);
    SID_log("(%d cores unused, min/max slab size=%d/%d)...", SID_LOG_CONTINUE, SID.n_proc - n_active, min_size, max_size);
#else
    FFT->slab.rank_to_right = SID.My_rank;
    FFT->slab.rank_to_left  = SID.My_rank;
    if(FFT->slab.n_x_local > 0) {
        flag_active = GBP_TRUE;
        n_active    = 1;
        min_size    = FFT->slab.n_x_local;
        max_size    = FFT->slab.n_x_local;
    } else {
        flag_active = GBP_FALSE;
        n_active    = 0;
        min_size    = 0;
        max_size    = 0;
    }
#endif

    SID_log("Done.", SID_LOG_CLOSE);
}
Example #26
0
void free_trees(tree_info **trees){

  SID_log("Freeing trees...",SID_LOG_OPEN);

  // Free reference trees
  if((*trees)->trees_reference!=NULL)
     free_trees(&((*trees)->trees_reference));

  // Free look-up arrays
  free_trees_lookup((*trees));

  // Free ADaPS structure
  ADaPS_free(SID_FARG (*trees)->data);

  // Free cosmology
  free_cosmo(&((*trees)->cosmo));

  // Free nodes
  int i_snap;
  for(i_snap=0;i_snap<(*trees)->n_snaps;i_snap++){
     tree_node_info *current;
     tree_node_info *next;
     if((*trees)->first_neighbour_groups!=NULL){
        next=(*trees)->first_neighbour_groups[i_snap];
        while(next!=NULL){
           current=next;
           next   =current->next_neighbour;
           SID_free(SID_FARG current);
        }
     }
     if((*trees)->first_neighbour_subgroups!=NULL){
        next=(*trees)->first_neighbour_subgroups[i_snap];
        while(next!=NULL){
           current=next;
           next   =current->next_neighbour;
           SID_free(SID_FARG current);
        }
     }
  }

  // Free match scores
  for(int i_type=0;i_type<2;i_type++){
     float **match_scores;
     if(i_type==0)
        match_scores=(*trees)->group_match_scores;
     else
        match_scores=(*trees)->subgroup_match_scores;
     if(match_scores!=NULL){
        for(i_snap=0;i_snap<(*trees)->n_snaps;i_snap++)
           SID_free(SID_FARG match_scores[i_snap]);
        SID_free(SID_FARG match_scores);
     }
  }

  // Free the various other arrays
  SID_free(SID_FARG (*trees)->snap_list);
  SID_free(SID_FARG (*trees)->a_list);
  SID_free(SID_FARG (*trees)->z_list);
  SID_free(SID_FARG (*trees)->t_list);
  SID_free(SID_FARG (*trees)->n_groups_catalog);
  SID_free(SID_FARG (*trees)->n_subgroups_catalog);
  SID_free(SID_FARG (*trees)->n_groups_snap_local);
  SID_free(SID_FARG (*trees)->n_subgroups_snap_local);
  SID_free(SID_FARG (*trees)->n_groups_forest_local);
  SID_free(SID_FARG (*trees)->n_subgroups_forest_local);
  SID_free(SID_FARG (*trees)->first_neighbour_groups);
  SID_free(SID_FARG (*trees)->first_neighbour_subgroups);
  SID_free(SID_FARG (*trees)->last_neighbour_groups);
  SID_free(SID_FARG (*trees)->last_neighbour_subgroups);
  SID_free(SID_FARG (*trees)->first_in_forest_groups);
  SID_free(SID_FARG (*trees)->first_in_forest_subgroups);
  SID_free(SID_FARG (*trees)->last_in_forest_groups);
  SID_free(SID_FARG (*trees)->last_in_forest_subgroups);
  SID_free(SID_FARG (*trees)->tree2forest_mapping_group);
  SID_free(SID_FARG (*trees)->tree2forest_mapping_subgroup);

  // Free the main structure
  SID_free(SID_FARG (*trees));

  SID_log("Done.",SID_LOG_CLOSE);
}
Example #27
0
int main(int argc, char *argv[]){
  char    filename_properties[256];
  char    filename_profiles[256];
  char    filename_out_root[256];
  char    filename_out[256];
  char    filename_SSimPL[MAX_FILENAME_LENGTH];
  char    filename_halo_type[MAX_FILENAME_LENGTH];
  int     snap_number;
  int     snap_number_start;
  int     snap_number_stop;
  int     snap_number_step;

  SID_init(&argc,&argv,NULL,NULL);

  strcpy(filename_SSimPL,   argv[1]);
  strcpy(filename_halo_type,argv[2]);
  snap_number_start   =atoi(argv[3]);
  snap_number_stop    =atoi(argv[4]);
  snap_number_step    =atoi(argv[5]);
  strcpy(filename_out_root, argv[6]);

  int flag_use_profiles=FALSE;

  if(SID.I_am_Master){
    SID_log("Processing catalogs for snaps %d->%d...",SID_LOG_OPEN|SID_LOG_TIMER,snap_number_start,snap_number_stop);
    for(snap_number=snap_number_start;snap_number<=snap_number_stop;snap_number++){

         // Open halos
         char filename_halos[256];
         sprintf(filename_halos,"%s/halos/%s_%03d.catalog_groups",filename_SSimPL,filename_halo_type,snap_number);
         FILE *fp_halos=NULL;
         if((fp_halos=fopen(filename_halos,"r"))==NULL)
            SID_trap_error("Could not open halo file {%s} for reading.",ERROR_IO_OPEN,filename_halos);
         int n_groups_halos,group_offset_byte_size;
         fread_verify(&n_groups_halos,        sizeof(int),1,fp_halos);
         fread_verify(&group_offset_byte_size,sizeof(int),1,fp_halos);

         // Skip group sizes and offsets
         fseeko(fp_halos,(off_t)(n_groups_halos*(sizeof(int)+group_offset_byte_size)),SEEK_CUR);

         // Open catalogs
         char filename_cat_root[256];
         sprintf(filename_cat_root,"%s/catalogs/%s",filename_SSimPL,filename_halo_type);
         fp_catalog_info fp_catalog_groups;
         fp_catalog_info fp_catalog_subgroups;
         fopen_catalog(filename_cat_root,
                       snap_number,
                       READ_CATALOG_GROUPS|READ_CATALOG_PROPERTIES|READ_CATALOG_PROPERTIES,
                       &fp_catalog_groups);
         fopen_catalog(filename_cat_root,
                       snap_number,
                       READ_CATALOG_SUBGROUPS|READ_CATALOG_PROPERTIES|READ_CATALOG_PROPERTIES,
                       &fp_catalog_subgroups);

         // Open SO files if they're available
         fp_multifile_info fp_SO;
         int flag_use_SO=fopen_multifile("%s/catalogs/%s_%03d.catalog_groups_SO",sizeof(float),&fp_SO,filename_SSimPL,filename_halo_type,snap_number);
         if(flag_use_SO)
            SID_log("SO files present.",SID_LOG_COMMENT);

         // Sanity check
         if(n_groups_halos!=fp_catalog_groups.n_halos_total)
            SID_trap_error("Group counts in halo and catalog files don't match (ie. %d!=%d).",ERROR_LOGIC,n_groups_halos,fp_catalog_groups.n_halos_total);

         // Process halos
         SID_log("Processing snapshot #%03d...",SID_LOG_OPEN,snap_number);
         SID_log("(%d groups, %d subgroups)...",SID_LOG_CONTINUE,fp_catalog_groups.n_halos_total,fp_catalog_subgroups.n_halos_total);

         // Initialzie halo trend data structure
         halo_trend_info  halo_trend_data;
         char             filename_run[MAX_FILENAME_LENGTH];
         sprintf(filename_run,"%s/run/run.txt",filename_SSimPL);
         parameter_list_info *parameter_list=NULL;
         init_parameter_list(&parameter_list);
         add_parameter_to_list(parameter_list,"box_size",SID_DOUBLE,   PARAMETER_MODE_DEFAULT);
         add_parameter_to_list(parameter_list,"N_dark",  SID_SIZE_T,   PARAMETER_MODE_DEFAULT);
         add_parameter_to_list(parameter_list,"m_dark",  SID_DOUBLE,   PARAMETER_MODE_DEFAULT);
         read_gbpParam_file(filename_run,parameter_list);
         fetch_parameter_data(parameter_list,"box_size",&(halo_trend_data.box_size)); 
         fetch_parameter_data(parameter_list,"m_dark",  &(halo_trend_data.m_p)); 
         free_parameter_list(&parameter_list);
         char             filename_snaps[MAX_FILENAME_LENGTH];
         sprintf(filename_snaps,"%s/run/a_list.txt",filename_SSimPL);
         FILE *fp_snaps=fopen(filename_snaps,"r");
         size_t line_length=0;
         char  *line=NULL;
         halo_trend_data.n_snaps=count_lines_data(fp_snaps);
         halo_trend_data.z_list =(double *)SID_malloc(sizeof(double)*halo_trend_data.n_snaps);
         for (int i_snap=0;i_snap<halo_trend_data.n_snaps;i_snap++){
            double a_i;
            grab_next_line_data(fp_snaps,&line,&line_length);
            grab_double(line,1,&a_i);
            halo_trend_data.z_list[i_snap]=z_of_a(a_i);
         }
         SID_free(SID_FARG line);
         fclose(fp_snaps);

         // Initialize halo data structure
         halo_info        halo_data;
         halo_data.flag_use_profiles  = flag_use_profiles;
         halo_data.flag_use_SO        = flag_use_SO;
         halo_data.snapshot           = snap_number;
         halo_data.properties_group   =(halo_properties_info *)SID_malloc(sizeof(halo_properties_info));
         halo_data.properties_subgroup=(halo_properties_info *)SID_malloc(sizeof(halo_properties_info));
         halo_data.profiles_group     =(halo_profile_info    *)SID_malloc(sizeof(halo_profile_info));
         halo_data.profiles_subgroup  =(halo_profile_info    *)SID_malloc(sizeof(halo_profile_info));

         // Initialize trends
         trend_info *trend_M_FoF=NULL;
         init_trend(&trend_M_FoF,"SSFctn",&halo_trend_data,init_halo_trend_property_logM_FoF,free_halo_trend_property_logM_FoF,calc_halo_trend_property_index_logM_FoF);
         init_halo_trend_coordinate(&halo_trend_data,trend_M_FoF,"SSFctn");

         // Read halos and construct histograms
         for(int i_group=0,i_subgroup=0;i_group<fp_catalog_groups.n_halos_total;i_group++){
            int n_subgroups_group;
            // Read group catalog
            fread_catalog_file(&fp_catalog_groups,NULL,NULL,halo_data.properties_group,halo_data.profiles_group,i_group);
            // Read number of subgroups
            fread_verify(&n_subgroups_group,sizeof(int),1,fp_halos);
            // Read SO masses (if available)
            if(flag_use_SO)
               fread_multifile(&fp_SO,halo_data.SO_data_group,i_group);
            // Loop over subgroups
            halo_data.n_sub         =n_subgroups_group;
            halo_data.np_sub        =0;
            halo_data.np_sub_largest=0;
            for(int j_subgroup=0;j_subgroup<n_subgroups_group;i_subgroup++,j_subgroup++){
               // Read subgroup properties
               fread_catalog_file(&fp_catalog_subgroups,NULL,NULL,halo_data.properties_subgroup,halo_data.profiles_subgroup,i_subgroup);
               int np_i=halo_data.properties_subgroup->n_particles;
               halo_data.np_sub+=np_i;
               if(np_i>halo_data.np_sub_largest)
                  halo_data.np_sub_largest=np_i;
               // Add halo to subgroup trends
            }
            // Add halo to group trends
            add_item_to_trend(trend_M_FoF,GBP_ADD_ITEM_TO_TREND_DEFAULT,&halo_data);
         }

         // Write results
         char filename_out[MAX_FILENAME_LENGTH];
         sprintf(filename_out,"%s_%03d",filename_out_root,snap_number);
         write_trend_ascii(trend_M_FoF,filename_out);
         free_trend(&trend_M_FoF);

         // Clean-up
         SID_free(SID_FARG halo_trend_data.z_list);
         SID_free(SID_FARG halo_data.properties_group);
         SID_free(SID_FARG halo_data.properties_subgroup);
         SID_free(SID_FARG halo_data.profiles_group);
         SID_free(SID_FARG halo_data.profiles_subgroup);
         fclose(fp_halos);
         fclose_catalog(&fp_catalog_groups);
         fclose_catalog(&fp_catalog_subgroups);
         fclose_multifile(&fp_SO);
         SID_log("Done.",SID_LOG_CLOSE);
     }
     SID_log("Done.",SID_LOG_CLOSE);
  }  

  SID_exit(ERROR_NONE);
}
Example #28
0
void read_mark_file(plist_info *plist,
                    const char *mark_name,
                    const char *filename_in,
                    int         mode){
  int      i_species;
  size_t   i_particle;
  size_t   j_particle;
  size_t   k_particle;
  int      i_rank;
  size_t   i_mark;
  size_t   n_particles_local;
  size_t  *mark_list_buffer;
  int     *mark_list;
  size_t  *ids_local;
  size_t  *mark_list_local;
  size_t   n_mark_total;
  size_t   n_mark_total_check;
  size_t   n_mark_type_local[N_GADGET_TYPE];
  size_t   n_mark_local;
  size_t   n_particle_local;
  SID_fp   fp_mark_file;
  size_t   i_start_local[N_GADGET_TYPE];
  size_t   n_mark_bcast;
  size_t  *ids_local_index;
  size_t   n_buffer;
  int      flag_allocate;
  int      flag_read_mode;
  int      flag_mark_mode;
  int      flag_op_mode;
  markfile_header_info header={N_GADGET_TYPE};
  
  SID_log("Reading mark file...",SID_LOG_OPEN);
  
  // Interpret run mode
  if(check_mode_for_flag(mode,MARK_READ_ALL))
    flag_read_mode=MARK_READ_ALL;
  else
    flag_read_mode=MARK_DEFAULT;
  if(check_mode_for_flag(mode,MARK_LIST_ONLY))
    flag_mark_mode=MARK_LIST_ONLY;
  else
    flag_mark_mode=MARK_DEFAULT;
  if(check_mode_for_flag(mode,MARK_INIT) || check_mode_for_flag(mode,MARK_OR))
    flag_op_mode=MARK_DEFAULT;
  else
    flag_op_mode=MARK_AND;
  
  // Open mark list and read header
  SID_fopen_chunked(filename_in,
                    "r",
                    &fp_mark_file,
                    &header);
  if(header.n_type!=N_GADGET_TYPE)
    SID_trap_error("Inconsistant number of species in mark file (ie. %d!=%d)!",ERROR_LOGIC,header.n_type,N_GADGET_TYPE);

  // List numbers of particles in the log output
  size_t n_particles_all;
  int    n_non_zero;
  for(i_species=0,n_particles_all=0,n_non_zero=0;i_species<header.n_type;i_species++){
    if(header.n_mark_species[i_species]>0){
      n_particles_all+=header.n_mark_species[i_species];
      n_non_zero++;
    }
  }
  SID_log("%lld",SID_LOG_CONTINUE,n_particles_all);
  if(n_non_zero>0)
    SID_log(" (",SID_LOG_CONTINUE,n_particles_all);
  for(i_species=0;i_species<N_GADGET_TYPE;i_species++){
    if(header.n_mark_species[i_species]>0){
      if(i_species==n_non_zero-1){
        if(n_non_zero>1)
          SID_log("and %lld %s",SID_LOG_CONTINUE,header.n_mark_species[i_species],plist->species[i_species]);
        else
          SID_log("%lld %s",SID_LOG_CONTINUE,header.n_mark_species[i_species],plist->species[i_species]);
      }
      else{
        if(n_non_zero>1)
          SID_log("%lld %s, ",SID_LOG_CONTINUE,header.n_mark_species[i_species],plist->species[i_species]);
        else
          SID_log("%lld %s",SID_LOG_CONTINUE,header.n_mark_species[i_species],plist->species[i_species]);
      }
    }
  }
  if(n_non_zero>0)
    SID_log(") particles...",SID_LOG_CONTINUE);
  else
    SID_log(" particles...",SID_LOG_CONTINUE);


  // Set list sizes and prep offsets for reading
  for(i_species=0,n_mark_local=0,n_mark_total_check=0;i_species<header.n_type;i_species++){
    if(header.n_mark_species[i_species]>0){
      ADaPS_store(&(plist->data),(void *)(&(header.n_mark_species[i_species])),"n_%s_%s",ADaPS_SCALAR_SIZE_T,mark_name,plist->species[i_species]);
      switch(flag_read_mode){
      case MARK_READ_ALL:
        n_mark_type_local[i_species]=header.n_mark_species[i_species];
        i_start_local[i_species]    =0;
        break;
      default:
        n_mark_type_local[i_species]=header.n_mark_species[i_species]/SID.n_proc;
        i_start_local[i_species]    =(SID.My_rank)*n_mark_type_local[i_species];
        if(SID.I_am_last_rank)
          n_mark_type_local[i_species]=header.n_mark_species[i_species]-i_start_local[i_species];
        break;
      }
      ADaPS_store(&(plist->data),(void *)(&(n_mark_type_local[i_species])),"n_local_%s_%s",ADaPS_SCALAR_SIZE_T,mark_name,plist->species[i_species]);
      n_mark_local      +=n_mark_type_local[i_species];
      n_mark_total_check+=header.n_mark_species[i_species];
    }
  }

  // Sanity check
  SID_Allreduce(&n_mark_local,&n_mark_total,1,SID_SIZE_T,SID_SUM,SID.COMM_WORLD);
  if(n_mark_total!=n_mark_total_check)
    SID_trap_error("Particle numbers don't add-up right in read_mark_file!",ERROR_LOGIC);

  // Read file and create/store mark arrays
  switch(flag_mark_mode){
  case MARK_LIST_ONLY:
    for(i_species=0;i_species<header.n_type;i_species++){
      if(header.n_mark_species[i_species]>0){
        // Allocate array
        if(n_mark_type_local[i_species]>0)
          mark_list_local=(size_t *)SID_malloc(sizeof(size_t)*n_mark_type_local[i_species]);
        else
          mark_list_local=NULL;

        // Perform read
        SID_fread_chunked(mark_list_local,
                          n_mark_type_local[i_species],
                          i_start_local[i_species],
                          &fp_mark_file);

        // Sort marked particles
        if(n_mark_type_local[i_species]>0){
          merge_sort(mark_list_local,n_mark_type_local[i_species],NULL,SID_SIZE_T,SORT_INPLACE_ONLY,SORT_COMPUTE_INPLACE);
          ADaPS_store(&(plist->data),(void *)(mark_list_local),"%s_%s",ADaPS_DEFAULT,mark_name,plist->species[i_species]);
        }
      }
    }
    break;
  default:
    mark_list_buffer=(size_t *)SID_malloc(sizeof(size_t)*MAX_MARK_BUFFER_SIZE);
    for(i_species=0;i_species<header.n_type;i_species++){
      if(header.n_mark_species[i_species]>0){
        n_particles_local=((size_t *)ADaPS_fetch(plist->data,"n_%s",plist->species[i_species]))[0];
        // Initialize arrays
        ids_local=(size_t *)ADaPS_fetch(plist->data,"id_%s",plist->species[i_species]);
        if(ADaPS_exist(plist->data,"%s_%s",mark_name,plist->species[i_species])){
          mark_list=(int *)ADaPS_fetch(plist->data,"%s_%s",mark_name,plist->species[i_species]);
          flag_allocate=FALSE;
        }
        else{
          mark_list=(int *)SID_malloc(sizeof(int)*n_particles_local);
          for(i_particle=0;i_particle<n_particles_local;i_particle++)
            mark_list[i_particle]=FALSE;
          flag_allocate=TRUE;
        }      
        merge_sort(ids_local,n_particles_local,&ids_local_index,SID_SIZE_T,SORT_COMPUTE_INDEX,SORT_COMPUTE_NOT_INPLACE);
        // Use a buffer to increase speed
        for(i_particle=0;i_particle<header.n_mark_species[i_species];){
          n_buffer=MIN(header.n_mark_species[i_species]-i_particle,MAX_MARK_BUFFER_SIZE);
          SID_fread_chunked_all(mark_list_local,
                                n_buffer,
                                &fp_mark_file);
          merge_sort(mark_list_local,n_buffer,NULL,SID_SIZE_T,SORT_INPLACE_ONLY,SORT_COMPUTE_INPLACE);
          for(j_particle=0,k_particle=find_index(ids_local,mark_list_buffer[0],n_particles_local,ids_local_index);
              j_particle<n_buffer;
              j_particle++,i_particle++){
            while(ids_local[ids_local_index[k_particle]]<mark_list_local[j_particle] && k_particle<n_buffer-1) k_particle++;
            if(ids_local[ids_local_index[k_particle]]==mark_list_local[j_particle]){
              switch(flag_op_mode){
              case MARK_INIT:
              case MARK_AND:
              case MARK_OR:
                mark_list[i_particle]=TRUE;
                break;
              }
            }
          }
        }
        SID_free((void **)&ids_local_index);
        ADaPS_store(&(plist->data),(void *)mark_list,"%s_%s",ADaPS_DEFAULT,mark_name,plist->species[i_species]);
      }
    }
    SID_free((void **)&mark_list_buffer);
    break;
  }
  SID_fclose_chunked(&fp_mark_file);

  SID_log("Done.",SID_LOG_CLOSE);
}
Example #29
0
void finalize_trees(tree_info *trees, int group_mode, int subgroup_mode) {
    SID_log("Finalizing...", SID_LOG_OPEN | SID_LOG_TIMER);

    // Parse mode
    int mode_substructure_order = TREE_SUBSTRUCTURE_ORDER_DEFAULT;

    // ... correct substructure ordering ...
    if(SID_CHECK_BITFIELD_SWITCH(mode_substructure_order, TREE_SUBSTRUCTURE_ORDER_DEFAULT))
        SID_log("Assigning substructure ordering (by particle count)...", SID_LOG_OPEN | SID_LOG_TIMER);
    else
        SID_exit_error("Invalid substructure mode (%d).", SID_ERROR_LOGIC, mode_substructure_order);
    for(int i_snap = 0; i_snap < trees->n_snaps; i_snap++) {
        tree_node_info *current_group = trees->first_neighbour_groups[i_snap];
        while(current_group != NULL) {
            compute_substructure_order_recursive(current_group, NULL, mode_substructure_order);
            current_group = current_group->next_neighbour;
        }
    }
    SID_log("Done.", SID_LOG_CLOSE);

    // ... build peak particle counts ...
    SID_log("Assigning peak particle counts...", SID_LOG_OPEN | SID_LOG_TIMER);
    for(int i_snap = 0; i_snap < trees->n_snaps; i_snap++) {
        // ... groups ...
        tree_node_info *current_group = trees->first_neighbour_groups[i_snap];
        while(current_group != NULL) {
            if(current_group->descendant == NULL)
                compute_peak_particle_count_recursive(trees, current_group, NULL, NULL, NULL);
            current_group = current_group->next_neighbour;
        }
        // ... subgroups ...
        tree_node_info *current_subgroup = trees->first_neighbour_subgroups[i_snap];
        while(current_subgroup != NULL) {
            if(current_subgroup->descendant == NULL)
                compute_peak_particle_count_recursive(trees, current_subgroup, NULL, NULL, NULL);
            current_subgroup = current_subgroup->next_neighbour;
        }
    }
    SID_log("Done.", SID_LOG_CLOSE);

    // ... correct progenitor ordering ...
    for(int i_type = 0; i_type < 2; i_type++) {
        char             group_prefix_text[5];
        tree_node_info **first_neighbours      = NULL;
        int              mode_progenitor_order = -1;
        switch(i_type) {
            case 0:
                mode_progenitor_order = group_mode;
                first_neighbours      = trees->first_neighbour_groups;
                sprintf(group_prefix_text, "");
                break;
            case 1:
                mode_progenitor_order = subgroup_mode;
                first_neighbours      = trees->first_neighbour_subgroups;
                sprintf(group_prefix_text, "sub");
                break;
        }

        if(SID_CHECK_BITFIELD_SWITCH(mode_progenitor_order, TREE_PROGENITOR_ORDER_DELUCIA))
            SID_log("Assigning %sgroup progenitor ordering (Delucia)...", SID_LOG_OPEN | SID_LOG_TIMER, group_prefix_text);
        else if(SID_CHECK_BITFIELD_SWITCH(mode_progenitor_order, TREE_PROGENITOR_ORDER_N_PARTICLES))
            SID_log("Assigning %sgroup progenitor ordering (by particle count)...", SID_LOG_OPEN | SID_LOG_TIMER, group_prefix_text);
        else if(SID_CHECK_BITFIELD_SWITCH(mode_progenitor_order, TREE_PROGENITOR_ORDER_N_PARTICLES_INCLUSIVE))
            SID_log("Assigning %sgroup progenitor ordering (by inclusive particle count)...", SID_LOG_OPEN | SID_LOG_TIMER, group_prefix_text);
        else if(SID_CHECK_BITFIELD_SWITCH(mode_progenitor_order, TREE_PROGENITOR_ORDER_N_PARTICLES_PEAK))
            SID_log("Assigning %sgroup progenitor ordering (by peak particle count)...", SID_LOG_OPEN | SID_LOG_TIMER, group_prefix_text);
        else if(SID_CHECK_BITFIELD_SWITCH(mode_progenitor_order, TREE_PROGENITOR_ORDER_N_PARTICLES_INCLUSIVE_PEAK))
            SID_log("Assigning %sgroup progenitor ordering (by peak inclusive particle count)...", SID_LOG_OPEN | SID_LOG_TIMER, group_prefix_text);
        else
            SID_exit_error("Invalid progenitor mode (%d).", SID_ERROR_LOGIC, mode_progenitor_order);
        for(int i_snap = 0; i_snap < trees->n_snaps; i_snap++) {
            tree_node_info *current_halo = first_neighbours[i_snap];
            while(current_halo != NULL) {
                if(current_halo->descendant == NULL)
                    compute_progenitor_order_recursive(trees, current_halo, NULL, mode_progenitor_order);
                current_halo = current_halo->next_neighbour;
            }
        }
        SID_log("Done.", SID_LOG_CLOSE);
    }

    // ... assign depth-first-indices ...
    SID_log("Assigning depth first indices...", SID_LOG_OPEN | SID_LOG_TIMER);
    for(int i_type = 0; i_type < 2; i_type++) {
        tree_node_info **first_in_forest;
        int *            n_halos_forest_local;
        char             group_prefix_text[5];
        switch(i_type) {
            case 0:
                first_in_forest      = trees->first_in_forest_groups;
                n_halos_forest_local = trees->n_groups_forest_local;
                sprintf(group_prefix_text, "");
                break;
            case 1:
                first_in_forest      = trees->first_in_forest_subgroups;
                n_halos_forest_local = trees->n_subgroups_forest_local;
                sprintf(group_prefix_text, "sub");
                break;
        }
        for(int i_forest = 0; i_forest < trees->n_forests_local; i_forest++) {
            int             depth_first_index = 0;
            tree_node_info *current           = first_in_forest[i_forest];
            while(current != NULL) {
                if(current->descendant == NULL)
                    assign_depth_first_index_recursive(current, &depth_first_index);
                current = current->next_in_forest;
            }
            if(depth_first_index != n_halos_forest_local[i_forest])
                SID_exit_error("DFI != n_halos (i.e. %d!=%d) while processing %sgroups", SID_ERROR_LOGIC,
                               depth_first_index, n_halos_forest_local[i_forest], group_prefix_text);
        }
    }
    SID_log("Done.", SID_LOG_CLOSE);

    SID_log("Done.", SID_LOG_CLOSE);
}
Example #30
0
int main(int argc, char *argv[]){
  int     n_search;
  int     i_halo;
  char    filename_SSimPL_root[MAX_FILENAME_LENGTH];
  char    filename_in[MAX_FILENAME_LENGTH];
  char    group_text_prefix[4];
  int     n_files;
  int     k_read;
  int     max_n_groups;
  int     l_read;
  int     n_groups;
  int     j_read;
  int     mode;
  int     n_groups_i;
  int     n_groups_j;
  int     j_halo;
  int     match;
  int     i_read;
  int     i_read_start;
  int     i_read_stop;
  SID_fp  fp_in;

  SID_init(&argc,&argv,NULL,NULL);

  // Fetch user inputs
  strcpy(filename_SSimPL_root,argv[1]);
  if(!strcmp(argv[2],"groups") || !strcmp(argv[2],"group"))
     mode=MATCH_GROUPS;
  else if(!strcmp(argv[2],"subgroups") || !strcmp(argv[2],"subgroup"))
     mode=MATCH_SUBGROUPS;
  else{
     SID_log("Invalid mode selection {%s}.  Should be 'group' or 'subgroup'.",SID_LOG_COMMENT,argv[2]);
     SID_exit(ERROR_SYNTAX);
  }
  i_read=atoi(argv[3]);
  j_read=atoi(argv[4]);
  SID_log("Searching match information for halo #%d in file #%d of {%s}...",SID_LOG_OPEN|SID_LOG_TIMER,i_halo,i_read,filename_SSimPL_root);

  // Convert filename_root to filename
  switch(mode){
     case MATCH_SUBGROUPS:
     sprintf(group_text_prefix,"sub");
     break;
     case MATCH_GROUPS:
     sprintf(group_text_prefix,"");
     break;
  }

  // Set the standard SSiMPL match file path
  char filename_root_in[MAX_FILENAME_LENGTH];
  sprintf(filename_root_in,"%s/trees/matches/",filename_SSimPL_root);

  // Set the output file
  char filename_base[MAX_FILENAME_LENGTH];
  char filename_out[MAX_FILENAME_LENGTH];
  sprintf(filename_base,filename_SSimPL_root);
  if(!strcmp(&(filename_base[strlen(filename_base)-1]),"/"))
     strcpy(&(filename_base[strlen(filename_base)-1]),"\0");
  strip_path(filename_base);
  sprintf(filename_out,"%s_%d_%d_2way_matches.txt",filename_base,i_read,j_read);

  // Read header information
  SID_log("Reading header information...",SID_LOG_OPEN);
  sprintf(filename_in,"%s/%sgroup_matches_header.dat",filename_root_in,group_text_prefix);
  SID_fopen(filename_in,"r",&fp_in);
  SID_fread(&i_read_start,sizeof(int),1,&fp_in);SID_log("snap start  =%d",SID_LOG_COMMENT,i_read_start);
  SID_fread(&i_read_stop, sizeof(int),1,&fp_in);SID_log("snap stop   =%d",SID_LOG_COMMENT,i_read_stop);
  SID_fread(&n_search,    sizeof(int),1,&fp_in);SID_log("search range=%d",SID_LOG_COMMENT,n_search);
  SID_fread(&n_files,     sizeof(int),1,&fp_in);SID_log("# of files  =%d",SID_LOG_COMMENT,n_files);
  for(k_read=0,max_n_groups=0;k_read<n_files;k_read++){
     SID_fread(&l_read,  sizeof(int),1,&fp_in);
     SID_fread(&n_groups,sizeof(int),1,&fp_in);
     SID_fseek(&fp_in,   sizeof(int),n_groups,SID_SEEK_CUR);
     if(mode==MATCH_GROUPS)
        SID_fseek(&fp_in,   sizeof(int),n_groups,SID_SEEK_CUR);
     max_n_groups=MAX(max_n_groups,n_groups);
  }
  SID_log("Max # groups=%d",SID_LOG_COMMENT,max_n_groups);
  SID_fclose(&fp_in);
  SID_log("Done.",SID_LOG_CLOSE);

  // Initialize some arrays
  int    *n_particles_i       =(int    *)SID_malloc(sizeof(int)   *max_n_groups);
  int    *n_particles_j       =(int    *)SID_malloc(sizeof(int)   *max_n_groups);
  int    *match_forward_ids   =(int    *)SID_malloc(sizeof(int)   *max_n_groups);
  size_t *match_forward_index =(size_t *)SID_malloc(sizeof(size_t)*max_n_groups);
  float  *match_forward_score =(float  *)SID_malloc(sizeof(float) *max_n_groups);
  char   *match_forward_2way  =(char   *)SID_malloc(sizeof(char)  *max_n_groups);
  int    *match_backward_ids  =(int    *)SID_malloc(sizeof(int)   *max_n_groups);
  size_t *match_backward_index=(size_t *)SID_malloc(sizeof(size_t)*max_n_groups);
  float  *match_backward_score=(float  *)SID_malloc(sizeof(float) *max_n_groups);
  char   *match_backward_2way =(char   *)SID_malloc(sizeof(char)  *max_n_groups);

  // Loop over all matching combinations
  SID_log("Reading forward matches...",SID_LOG_OPEN|SID_LOG_TIMER);
  SID_set_verbosity(SID_SET_VERBOSITY_DEFAULT);
  read_matches(filename_root_in,
               i_read,
               j_read,
               max_n_groups,
               mode,
               &n_groups_i,
               &n_groups_j,
               n_particles_i,
               n_particles_j,
               NULL,
               NULL,
               match_forward_ids,
               match_forward_score,
               match_forward_index,
               match_forward_2way,
               FALSE);
  SID_log("Done.",SID_LOG_CLOSE);
  SID_log("Processing backwards matches...",SID_LOG_OPEN|SID_LOG_TIMER);
  read_matches(filename_root_in,
               j_read,
               i_read,
               max_n_groups,
               mode,
               &n_groups_j,
               &n_groups_i,
               n_particles_j,
               n_particles_i,
               NULL,
               NULL,
               match_backward_ids,
               match_backward_score,
               match_backward_index,
               match_backward_2way,
               FALSE);
  SID_log("Done.",SID_LOG_CLOSE);

  // Open output file
  FILE *fp_out;
  fp_out=fopen(filename_out,"w");
  int i_column=1;
  fprintf(fp_out,"# Column (%02d): Halo index for snapshot %d\n",          i_column++,i_read);
  fprintf(fp_out,"#        (%02d): Halo index for snapshot %d\n",          i_column++,j_read);
  fprintf(fp_out,"#        (%02d): No. particles in snapshot %d\n",        i_column++,i_read);
  fprintf(fp_out,"#        (%02d): No. particles in snapshot %d\n",        i_column++,j_read);
  fprintf(fp_out,"#        (%02d): Forward  match score\n",                i_column++);
  fprintf(fp_out,"#        (%02d): Forward  match score/min match score\n",i_column++);
  fprintf(fp_out,"#        (%02d): Backward match score\n",                i_column++);
  fprintf(fp_out,"#        (%02d): Backward match score/min match score\n",i_column++);
  for(int i_halo=0;i_halo<n_groups_i;i_halo++){
     int j_halo=match_forward_ids[i_halo];
     if(match_forward_2way[i_halo]){
        if(j_halo<0 || j_halo>n_groups_j)
           SID_trap_error("There's an invalid match id (ie. %d<0 || %d>%d)  attached to a 2-way match!",ERROR_LOGIC,j_halo,j_halo,n_groups_j);
        fprintf(fp_out,"%7d %7d %6d %6d %10.3le %10.3le %10.3le %10.3le\n",
                i_halo,
                j_halo,
                n_particles_i[i_halo],
                n_particles_j[j_halo],
                match_forward_score[i_halo],
                match_forward_score[i_halo]/minimum_match_score((double)n_particles_i[i_halo]),
                match_backward_score[j_halo],
                match_backward_score[j_halo]/minimum_match_score((double)n_particles_j[j_halo]));
     }                
  }
  fclose(fp_out);

  // Clean-up
  SID_free(SID_FARG n_particles_i);
  SID_free(SID_FARG n_particles_j);
  SID_free(SID_FARG match_forward_ids);
  SID_free(SID_FARG match_forward_index);
  SID_free(SID_FARG match_forward_score);
  SID_free(SID_FARG match_forward_2way);
  SID_free(SID_FARG match_backward_ids);
  SID_free(SID_FARG match_backward_index);
  SID_free(SID_FARG match_backward_score);
  SID_free(SID_FARG match_backward_2way);
  
  SID_log("Done.",SID_LOG_CLOSE);
  SID_exit(ERROR_NONE);
}