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Only compute dim once

This commit is contained in:
Julian Stahl 2022-09-21 01:12:15 +02:00
parent fe43c7f09c
commit f23bde11ec
1 changed files with 4 additions and 3 deletions
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7
Isosurfacing_3/include/CGAL/Octree_wrapper.h
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@ -13,10 +13,10 @@
#ifndef CGAL_OCTREE_WRAPPER_H #ifndef CGAL_OCTREE_WRAPPER_H
#define CGAL_OCTREE_WRAPPER_H #define CGAL_OCTREE_WRAPPER_H
#include <CGAL/license/Isosurfacing_3.h>
#include <CGAL/Isosurfacing_3/internal/Tables.h> #include <CGAL/Isosurfacing_3/internal/Tables.h>
#include <CGAL/Octree.h> #include <CGAL/Octree.h>
#include <CGAL/Orthtree/Traversals.h> #include <CGAL/Orthtree/Traversals.h>
#include <CGAL/license/Isosurfacing_3.h>
namespace CGAL { namespace CGAL {
namespace Isosurfacing { namespace Isosurfacing {
@ -318,7 +318,8 @@ public:
std::tuple<std::size_t, std::size_t, std::size_t> ijk_index(const std::size_t& lex_index, std::tuple<std::size_t, std::size_t, std::size_t> ijk_index(const std::size_t& lex_index,
const std::size_t& depth) const { const std::size_t& depth) const {
return std::make_tuple(i_index(lex_index, depth), j_index(lex_index, depth), k_index(lex_index, depth)); const std::size_t dim = (std::size_t(1) << depth) + 1;
return std::make_tuple(lex_index % dim, (lex_index / dim) % dim, lex_index / (dim * dim));
} }
/// <summary> /// <summary>
@ -525,4 +526,4 @@ public:
} // namespace Isosurfacing } // namespace Isosurfacing
} // namespace CGAL } // namespace CGAL
#endif // CGAL_OCTREE_WRAPPER_H #endif // CGAL_OCTREE_WRAPPER_H