proc_sphere_part.h

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// Copyright (c) 2024 The YAC Authors
//
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef PROC_SPHERE_PART_H
#define PROC_SPHERE_PART_H
 
#include "yac_types.h"
#include "geometry.h"
 
enum NODE_TYPE {
  U_NODE = 1,
  T_NODE = 2,
};
 
// WARNING: before changing this datatype ensure that the MPI datatype created
// for this still matches its data layout
struct dist_cell {
  double coord[3];
  enum NODE_TYPE node_type;
};
 
struct proc_sphere_part_node;
 
struct proc_sphere_part_node * yac_redistribute_cells(
  struct dist_cell ** cells, size_t * num_cells, MPI_Comm comm);
void yac_proc_sphere_part_node_delete(struct proc_sphere_part_node * node);
void yac_proc_sphere_part_do_point_search(
  struct proc_sphere_part_node * node, yac_coordinate_pointer search_coords,
  size_t count, int * ranks);
void yac_proc_sphere_part_do_bnd_circle_search(
  struct proc_sphere_part_node * node, struct bounding_circle bnd_circle,
  int * ranks, int * rank_count);
void yac_proc_sphere_part_get_neigh_ranks(
  struct proc_sphere_part_node * node, uint64_t * leaf_sizes,
  uint64_t min_size, int * send_flags, int * recv_flags,
  int comm_rank, int comm_size);
 
#endif // PROC_SPHERE_PART_H