interp_method_fixed.c

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// Copyright (c) 2024 The YAC Authors
//
// SPDX-License-Identifier: BSD-3-Clause
 
#ifdef HAVE_CONFIG_H
// Get the definition of the 'restrict' keyword.
#include "config.h"
#endif
 
#include "interp_method_internal.h"
#include "interp_method_fixed.h"
 
static size_t do_search_fixed(struct interp_method * method,
                              struct yac_interp_grid * interp_grid,
                              size_t * tgt_points, size_t count,
                              struct yac_interp_weights * weights);
static void delete_fixed(struct interp_method * method);
 
static struct interp_method_vtable
  interp_method_fixed_vtable = {
    .do_search = do_search_fixed,
    .delete = delete_fixed};
 
struct interp_method_fixed {
 
  struct interp_method_vtable * vtable;
  double value;
};
 
static size_t do_search_fixed (struct interp_method * method,
                               struct yac_interp_grid * interp_grid,
                               size_t * tgt_points, size_t count,
                               struct yac_interp_weights * weights) {
 
  struct remote_points tgts = {
    .data =
      yac_interp_grid_get_tgt_remote_points(interp_grid, tgt_points, count),
    .count = count};
 
  yac_interp_weights_add_fixed(
    weights, &tgts, ((struct interp_method_fixed *)method)->value);
 
  free(tgts.data);
 
  return count;
}
 
struct interp_method * yac_interp_method_fixed_new(double value) {
 
  struct interp_method_fixed * method = xmalloc(1 * sizeof(*method));
 
  method->vtable = &interp_method_fixed_vtable;
  method->value = value;
 
  return (struct interp_method*)method;
}
 
static void delete_fixed(struct interp_method * method) {
  free(method);
}