xt_idxstripes_internal.h

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/*
 * Keywords:
 * Maintainer: Jörg Behrens <behrens@dkrz.de>
 *             Moritz Hanke <hanke@dkrz.de>
 *             Thomas Jahns <jahns@dkrz.de>
 * URL: https://dkrz-sw.gitlab-pages.dkrz.de/yaxt/
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are  permitted provided that the following conditions are
 * met:
 *
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#ifndef XT_IDXSTRIPES_INTERNAL_H
#define XT_IDXSTRIPES_INTERNAL_H
 
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
 
#include <stdbool.h>
 
#include "core/ppm_visibility.h"
#include "xt/xt_core.h"
#include "xt/xt_idxlist.h"
#include "xt_arithmetic_util.h"
 
PPM_DSO_INTERNAL void
xt_idxstripes_initialize(void);
 
PPM_DSO_INTERNAL void
xt_idxstripes_finalize(void);
 
PPM_DSO_INTERNAL Xt_idxlist
xt_idxstripes_get_intersection(Xt_idxlist idxlist_src, Xt_idxlist idxlist_dst,
                               Xt_config config);
 
PPM_DSO_INTERNAL Xt_idxlist
xt_idxstripes_get_idxvec_intersection(Xt_idxlist idxlist_src,
                                      Xt_idxlist idxvec_dst,
                                      Xt_config config);
 
PPM_DSO_INTERNAL Xt_idxlist
xt_idxstripes_prealloc_new(const struct Xt_stripe *stripes, int num_stripes);
 
 
struct Xt_stripes_alloc
{
  struct Xt_idxstripes_ *idxstripes;
  struct Xt_stripe *stripes;
};
 
PPM_DSO_INTERNAL struct Xt_stripes_alloc
xt_idxstripes_alloc(size_t num_stripes);
 
PPM_DSO_INTERNAL Xt_idxlist
xt_idxstripes_congeal(struct Xt_stripes_alloc stripes_alloc);
 
PPM_DSO_INTERNAL Xt_idxlist
xt_idxstripes_sort_new(size_t num_stripes,
                       const struct Xt_stripe stripes[],
                       Xt_config config);
 
 
static inline bool
xt_can_merge_pos_ext(struct Xt_pos_ext a, struct Xt_pos_ext b)
{
  return (((b.start == a.start + a.size)
           | ((abs(a.size) == 1) & (b.start == a.start - a.size)))
          & ((abs(b.size) == 1) | (isign(a.size) == isign(b.size))));
}
 
PPM_DSO_INTERNAL const struct Xt_stripe *
xt_idxstripes_get_index_stripes_const(Xt_idxlist idxlist);
 
PPM_DSO_INTERNAL size_t
xt_idxstripes_get_num_index_stripes(Xt_idxlist idxlist);
 
#endif
 
/*
 * Local Variables:
 * c-basic-offset: 2
 * coding: utf-8
 * indent-tabs-mode: nil
 * show-trailing-whitespace: t
 * require-trailing-newline: t
 * End:
 */