array.h

//----------------------------------------------------------------------------//
//                                                                            //
// ozz-animation is hosted at http://github.com/guillaumeblanc/ozz-animation  //
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// Copyright (c) Guillaume Blanc                                              //
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//----------------------------------------------------------------------------//
 
#ifndef OZZ_OZZ_BASE_CONTAINERS_ARRAY_H_
#define OZZ_OZZ_BASE_CONTAINERS_ARRAY_H_
 
#include <array>
 
#include "ozz/base/platform.h"
 
namespace ozz {
// Redirects std::array to ozz::array .
template <class _Ty, size_t _N>
using array = std::array<_Ty, _N>;
 
// Extends std::array with two functions that gives access to the begin and the
// end of its array of elements.
 
// Returns the mutable begin of the array of elements, or nullptr if
// array's empty.
template <class _Ty, size_t _N>
inline _Ty* array_begin(std::array<_Ty, _N>& _array) {
  return _array.data();
}
 
// Returns the non-mutable begin of the array of elements, or nullptr if
// array's empty.
template <class _Ty, size_t _N>
inline const _Ty* array_begin(const std::array<_Ty, _N>& _array) {
  return _array.data();
}
 
// Returns the mutable end of the array of elements, or nullptr if
// array's empty. Array end is one element past the last element of the
// array, it cannot be dereferenced.
template <class _Ty, size_t _N>
inline _Ty* array_end(std::array<_Ty, _N>& _array) {
  return _array.data() + _N;
}
 
// Returns the non-mutable end of the array of elements, or nullptr if
// array's empty. Array end is one element past the last element of the
// array, it cannot be dereferenced.
template <class _Ty, size_t _N>
inline const _Ty* array_end(const std::array<_Ty, _N>& _array) {
  return _array.data() + _N;
}
}  // namespace ozz
#endif  // OZZ_OZZ_BASE_CONTAINERS_ARRAY_H_