Merge branch 'particle_init' into 'master'

Initialise the entropy only once.

Exactly what is says on the tin. 


See merge request !148

src/engine.c

@@ -1042,7 +1042,7 @@ void engine_exchange_strays(struct engine *e, size_t offset_parts,
       count_gparts += p->nr_gparts_in;
     }
   }
-  
+
   /* Wait for all the sends to have finished too. */
   if (nr_out > 0)
     if (MPI_Waitall(3 * e->nr_proxies, reqs_out, MPI_STATUSES_IGNORE) !=
@@ -1953,7 +1953,7 @@ void engine_init_particles(struct engine *e) {
   TIMER_TOC(timer_runners);
 
   /* Apply some conversions (e.g. internal energy -> entropy) */
-  space_map_cells_pre(s, 1, cell_convert_hydro, NULL);
+  space_map_cells_pre(s, 0, cell_convert_hydro, NULL);
 
   /* Ready to go */
   e->step = -1;

src/space.c

@@ -475,15 +475,11 @@ void space_rebuild(struct space *s, double cell_max, int verbose) {
 
   /* Exchange the strays, note that this potentially re-allocates
      the parts arrays. */
-  /* TODO: This function also exchanges gparts, but this is shorted-out
-     until they are fully implemented. */
   size_t nr_parts_exchanged = s->nr_parts - nr_parts;
   size_t nr_gparts_exchanged = s->nr_gparts - nr_gparts;
   engine_exchange_strays(s->e, nr_parts, &ind[nr_parts], &nr_parts_exchanged,
                          nr_gparts, &gind[nr_gparts], &nr_gparts_exchanged);
 
-  /* Add post-processing, i.e. re-linking/creating of gparts here. */
-
   /* Set the new particle counts. */
   s->nr_parts = nr_parts + nr_parts_exchanged;
   s->nr_gparts = nr_gparts + nr_gparts_exchanged;