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();
}
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);
}
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();
}
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_root[MAX_FILENAME_LENGTH];
char filename_trees_name[MAX_FILENAME_LENGTH];
char filename_halos_root[MAX_FILENAME_LENGTH];
char filename_out_root[MAX_FILENAME_LENGTH];
strcpy(filename_SSimPL_dir, argv[1]);
strcpy(filename_halo_version_root,argv[2]);
strcpy(filename_trees_name, argv[3]);
double z_lo =(double)atof(argv[4]);
double z_hi =(double)atof(argv[5]);
double M_cut_min =(double)atof(argv[6]);
strcpy(filename_out_root, argv[7]);
// Set some filenames
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("Creating a catalog matched across redshifts z_lo~%lf and z_hi~%lf...",SID_LOG_OPEN|SID_LOG_TIMER,z_lo,z_hi);
// Perform analysis
tree_info *trees;
read_trees(filename_SSimPL_dir,
filename_halo_version_root,
filename_trees_name,
TREE_MODE_DEFAULT|TREE_READ_EXTENDED_POINTERS,
&trees);
// Read ancillary data
read_trees_catalogs(trees,READ_TREES_CATALOGS_GROUPS|READ_TREES_CATALOGS_SUBGROUPS);
// Determine which snapshots best match the given redshifts
int i_z_lo=find_treesnap_z(trees,z_lo);
int i_z_hi=find_treesnap_z(trees,z_hi);
// Generate two catalogs
SID_log("Compiling catalogs...",SID_LOG_OPEN|SID_LOG_TIMER);
for(int i_cat=0;i_cat<2;i_cat++){
char filename_out[MAX_FILENAME_LENGTH];
switch(i_cat){
case 0:
SID_log("Processing group catalog...",SID_LOG_OPEN);
sprintf(filename_out,"%s_groups.txt",filename_out_root);
break;
case 1:
SID_log("Processing subgroup catalog...",SID_LOG_OPEN);
sprintf(filename_out,"%s_subgroups.txt",filename_out_root);
break;
}
// Open file and write header
FILE *fp_out =fopen(filename_out,"w");
int i_column=1;
fprintf(fp_out,"# Catalog matched from z_hi=%lf to z_lo=%lf\n",trees->z_list[i_z_hi],trees->z_list[i_z_lo]);
fprintf(fp_out,"# SSiMPL_dir ={%s}\n",filename_SSimPL_dir);
fprintf(fp_out,"# halo_version={%s}\n",filename_halo_version_root);
fprintf(fp_out,"# tree_version={%s}\n",filename_trees_name);
fprintf(fp_out,"#\n");
if(i_cat==0){
fprintf(fp_out,"# Column (%02d): FoF index (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): FoF index (z_lo)\n",i_column++);
}
else{
fprintf(fp_out,"# Column (%02d): subgroup index (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): subgroup index (z_lo)\n",i_column++);
fprintf(fp_out,"# (%02d): FoF index (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): FoF index (z_lo)\n",i_column++);
}
fprintf(fp_out,"# (%02d): n_particles (z_hi)\n",i_column++);
if(i_cat==0){
fprintf(fp_out,"# (%02d): n_subgroups (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): n_subgroups (z_lo)\n",i_column++);
fprintf(fp_out,"# (%02d): sig_v_1D [km/s] (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): sig_v_1D [km/s] (z_lo)\n",i_column++);
fprintf(fp_out,"# (%02d): sig_v_1Dp [km/s] (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): sig_v_1Dp [km/s] (z_lo)\n",i_column++);
}
else{
fprintf(fp_out,"# (%02d): M_vir_sub (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): M_vir_sub (z_lo)\n",i_column++);
}
fprintf(fp_out,"# (%02d): M_vir_FoF (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): M_vir_FoF (z_lo)\n",i_column++);
fprintf(fp_out,"# (%02d): x (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): y (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): z (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): x (z_lo)\n",i_column++);
fprintf(fp_out,"# (%02d): y (z_lo)\n",i_column++);
fprintf(fp_out,"# (%02d): z (z_lo)\n",i_column++);
fprintf(fp_out,"# (%02d): v_x (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): v_y (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): v_z (z_hi)\n",i_column++);
fprintf(fp_out,"# (%02d): v_x (z_lo)\n",i_column++);
fprintf(fp_out,"# (%02d): v_y (z_lo)\n",i_column++);
fprintf(fp_out,"# (%02d): v_z (z_lo)\n",i_column++);
// Write catalog
tree_node_info *current;
halo_properties_info **group_properties =(halo_properties_info **)ADaPS_fetch(trees->data,"properties_groups");
halo_properties_info **subgroup_properties=(halo_properties_info **)ADaPS_fetch(trees->data,"properties_subgroups");
if(i_cat==0)
current=trees->first_neighbour_groups[i_z_hi];
else
current=trees->first_neighbour_subgroups[i_z_hi];
while(current!=NULL){
tree_node_info *current_subgroup;
tree_node_info *current_group;
halo_properties_info *current_properties;
halo_properties_info *current_group_properties;
halo_properties_info *current_subgroup_properties;
if(i_cat==0){
current_subgroup =NULL;
current_group =current;
current_group_properties =&(group_properties[current_group->snap_tree][current_group->neighbour_index]);
current_subgroup_properties=&(subgroup_properties[current->snap_tree][current->neighbour_index]);
current_properties =current_group_properties;
}
else{
current_subgroup =current;
current_group =current->parent_top;
current_group_properties =&(group_properties[current_group->snap_tree][current_group->neighbour_index]);
current_subgroup_properties=&(subgroup_properties[current->snap_tree][current->neighbour_index]);
current_properties =current_subgroup_properties;
}
if(current_properties->M_vir>=M_cut_min){
tree_node_info *matched;
int flag_exact=find_treenode_snap_equals_given(trees,current,i_z_lo,&matched,TREE_PROGENITOR_ORDER_N_PARTICLES_PEAK);
if(matched!=NULL && flag_exact){
int n_sub_lo;
int n_sub_hi;
tree_node_info *matched_group;
tree_node_info *matched_subgroup;
halo_properties_info *matched_group_properties;
halo_properties_info *matched_subgroup_properties;
double current_group_sigma_v=0.;
double matched_group_sigma_v=0.;
if(i_cat==0){
double v_mean;
matched_subgroup =NULL;
matched_group =matched;
matched_subgroup_properties=NULL;
matched_group_properties =&(group_properties[matched_group->snap_tree][matched_group->neighbour_index]);
tree_node_info *current_j;
// Compute 1D velocity dispersion for current group
current_j=current_group->substructure_first;
v_mean =0.;
n_sub_hi =0;
while(current_j!=NULL){
double M_i=subgroup_properties[current_j->snap_tree][current_j->neighbour_index].M_vir;
if(M_i>M_cut_min){
float v_i=subgroup_properties[current_j->snap_tree][current_j->neighbour_index].velocity_COM[0];
v_mean+=v_i;
n_sub_hi++;
}
current_j=current_j->substructure_next;
}
current_j=current_group->substructure_first;
current_group_sigma_v=0.;
if(n_sub_hi>1){
v_mean/=(double)n_sub_hi;
while(current_j!=NULL){
double M_i=subgroup_properties[current_j->snap_tree][current_j->neighbour_index].M_vir;
if(M_i>M_cut_min){
float v_i=subgroup_properties[current_j->snap_tree][current_j->neighbour_index].velocity_COM[0];
current_group_sigma_v+=pow(v_i-v_mean,2.);
}
current_j=current_j->substructure_next;
}
current_group_sigma_v=sqrt(current_group_sigma_v/(double)(n_sub_hi-1));
}
// Compute 1D velocity dispersion for matched group
current_j=matched_group->substructure_first;
v_mean =0.;
n_sub_lo =0;
while(current_j!=NULL){
double M_i=subgroup_properties[current_j->snap_tree][current_j->neighbour_index].M_vir;
if(M_i>M_cut_min){
float v_i=subgroup_properties[current_j->snap_tree][current_j->neighbour_index].velocity_COM[0];
v_mean+=v_i;
n_sub_lo++;
}
current_j=current_j->substructure_next;
}
current_j=matched_group->substructure_first;
matched_group_sigma_v=0.;
if(n_sub_lo>1){
v_mean/=(double)n_sub_lo;
while(current_j!=NULL){
double M_i=subgroup_properties[current_j->snap_tree][current_j->neighbour_index].M_vir;
if(M_i>M_cut_min){
float v_i=subgroup_properties[current_j->snap_tree][current_j->neighbour_index].velocity_COM[0];
matched_group_sigma_v+=pow(v_i-v_mean,2.);
}
current_j=current_j->substructure_next;
}
matched_group_sigma_v=sqrt(matched_group_sigma_v/(double)(n_sub_lo-1));
}
}
else{
matched_subgroup =matched;
matched_group =matched_subgroup->parent_top;
matched_subgroup_properties=&(subgroup_properties[matched_subgroup->snap_tree][matched_subgroup->neighbour_index]);
matched_group_properties =&(group_properties[matched_group->snap_tree][matched_group->neighbour_index]);
}
if(i_cat==0)
fprintf(fp_out,"%7d %7d %6d %5d %5d %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le\n",
current_group->neighbour_index,
matched_group->neighbour_index,
current_group_properties->n_particles,
n_sub_hi,
n_sub_lo,
current_group_sigma_v,
matched_group_sigma_v,
current_group_properties->sigma_v,
matched_group_properties->sigma_v,
current_group_properties->M_vir,
matched_group_properties->M_vir,
current_group_properties->position_MBP[0],
current_group_properties->position_MBP[1],
current_group_properties->position_MBP[2],
matched_group_properties->position_MBP[0],
matched_group_properties->position_MBP[1],
matched_group_properties->position_MBP[2],
current_group_properties->velocity_COM[0],
current_group_properties->velocity_COM[1],
current_group_properties->velocity_COM[2],
matched_group_properties->velocity_COM[0],
matched_group_properties->velocity_COM[1],
matched_group_properties->velocity_COM[2]);
else
fprintf(fp_out,"%7d %7d %7d %7d %6d %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le %10.3le\n",
current_subgroup->neighbour_index,
matched_subgroup->neighbour_index,
current_group->neighbour_index,
matched_group->neighbour_index,
current_subgroup_properties->n_particles,
current_subgroup_properties->M_vir,
matched_subgroup_properties->M_vir,
current_group_properties->M_vir,
matched_group_properties->M_vir,
current_subgroup_properties->position_MBP[0],
current_subgroup_properties->position_MBP[1],
current_subgroup_properties->position_MBP[2],
matched_subgroup_properties->position_MBP[0],
matched_subgroup_properties->position_MBP[1],
matched_subgroup_properties->position_MBP[2],
current_subgroup_properties->velocity_COM[0],
current_subgroup_properties->velocity_COM[1],
current_subgroup_properties->velocity_COM[2],
matched_subgroup_properties->velocity_COM[0],
matched_subgroup_properties->velocity_COM[1],
matched_subgroup_properties->velocity_COM[2]);
}
}
current=current->next_neighbour;
}
fclose(fp_out);
SID_log("Done.",SID_LOG_CLOSE);
}
SID_log("Done.",SID_LOG_CLOSE);
// Clean-up
free_trees(&trees);
SID_log("Done.",SID_LOG_CLOSE);
SID_exit(ERROR_NONE);
}
