Memory.hpp

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/*
 * Copyright (c) 2011-2019, The DART development contributors
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 *   without modification, are permitted provided that the following
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#ifndef DART_COMMON_MEMORY_HPP_
#define DART_COMMON_MEMORY_HPP_
 
#include <map>
#include <memory>
#include <vector>
 
#include "dart/config.hpp"
#include "dart/common/Deprecated.hpp"
#include "dart/common/detail/AlignedAllocator.hpp"
 
namespace dart {
namespace common {
 
template <typename _Tp, typename... _Args>
std::shared_ptr<_Tp> make_aligned_shared(_Args&&... __args);
 
template<typename T, typename... Args>
std::unique_ptr<T> make_unique(Args&&... args);
 
#if EIGEN_VERSION_AT_LEAST(3,2,1) && EIGEN_VERSION_AT_MOST(3,2,8)
 
template <typename _Tp>
using aligned_vector = std::vector<_Tp,
    dart::common::detail::aligned_allocator_cpp11<_Tp>>;
 
template <typename _Key, typename _Tp, typename _Compare = std::less<_Key>>
using aligned_map = std::map<_Key, _Tp, _Compare,
    dart::common::detail::aligned_allocator_cpp11<std::pair<const _Key, _Tp>>>;
 
#else
 
template <typename _Tp>
using aligned_vector = std::vector<_Tp, Eigen::aligned_allocator<_Tp>>;
 
template <typename _Key, typename _Tp, typename _Compare = std::less<_Key>>
using aligned_map = std::map<_Key, _Tp, _Compare,
    Eigen::aligned_allocator<std::pair<const _Key, _Tp>>>;
 
#endif
 
} // namespace common
} // namespace dart
 
#define DART_RAW_PTR_CREATOR_NAME create
#define DART_SHARED_PTR_CREATOR_NAME createShared
#define DART_UNIQUE_PTR_CREATOR_NAME createUnique
 
// Define static creator function that returns a smart pointer to an object
#define _DART_DEFINE_OBJECT_CREATOR(                                           \
    class_name, func_name, ptr_type, creator)                                  \
  template <typename... Args>                                                  \
  static ptr_type<class_name> func_name(Args&&... args)                        \
  {                                                                            \
    return creator<class_name>(std::forward<Args>(args)...);                   \
  }
 
// Define static creator function that returns a smart pointer to an object with
// protected constructor
#define _DART_DEFINE_OBJECT_CREATOR_FOR_PROTECTED_CTOR(                        \
    class_name, func_name, ptr_type, creator)                                  \
private:                                                                       \
  struct private_structure                                                     \
  {                                                                            \
    explicit private_structure()                                               \
    {                                                                          \
    }                                                                          \
  };                                                                           \
                                                                               \
public:                                                                        \
  template <typename... Args>                                                  \
  class_name(const private_structure&, Args&&... args)                         \
    : class_name(std::forward<Args>(args)...)                                  \
  {                                                                            \
  }                                                                            \
  template <typename... Args>                                                  \
  static ptr_type<class_name> func_name(Args&&... args)                        \
  {                                                                            \
    return creator<class_name>(                                                \
        private_structure{}, std::forward<Args>(args)...);                     \
  }
 
// Define static creator function that returns a raw pointer to the object.
// This static functions will be defined: create()
#define DART_DEFINE_RAW_OBJECT_CREATOR(class_name)                             \
  template <typename... Args>                                                  \
  static class_name* DART_RAW_PTR_CREATOR_NAME(Args&&... args)                 \
  {                                                                            \
    return new class_name(std::forward<Args>(args)...);                        \
  }
 
// Define static creator function that returns std::shared_ptr to the object.
// This static functions will be defined: createShared()
#define DART_DEFINE_SHARED_OBJECT_CREATOR(class_name)                          \
                                  \
  _DART_DEFINE_OBJECT_CREATOR(                                                 \
      class_name,                                                              \
      DART_SHARED_PTR_CREATOR_NAME,                                            \
      std::shared_ptr,                                                         \
      std::make_shared)
 
// Define static creator function that returns std::shared_ptr to the object
// where the constructor is protected.
// This static functions will be defined: createShared()
#define DART_DEFINE_SHARED_OBJECT_CREATOR_FOR_PROTECTED_CTOR(class_name)       \
                                  \
  _DART_DEFINE_OBJECT_CREATOR_FOR_PROTECTED_CTOR(                              \
      class_name,                                                              \
      DART_SHARED_PTR_CREATOR_NAME,                                            \
      std::shared_ptr,                                                         \
      std::make_shared)
 
// Define static creator function that returns std::shared_ptr to the object
// requires aligned memory allocation.
// This static functions will be defined: createShared()
#define DART_DEFINE_ALIGNED_SHARED_OBJECT_CREATOR(class_name)                  \
                                  \
  _DART_DEFINE_OBJECT_CREATOR(                                                 \
      class_name,                                                              \
      DART_SHARED_PTR_CREATOR_NAME,                                            \
      std::shared_ptr,                                                         \
      ::dart::common::make_aligned_shared)
 
// Define static creator function that returns std::shared_ptr to the object
// requires aligned memory allocation where the constructor is protected.
// This static functions will be defined: createShared()
#define DART_DEFINE_ALIGNED_SHARED_OBJECT_CREATOR_FOR_PROTECTED_CTOR(          \
      class_name)                                                              \
                                  \
  _DART_DEFINE_OBJECT_CREATOR_FOR_PROTECTED_CTOR(                              \
      class_name,                                                              \
      DART_SHARED_PTR_CREATOR_NAME,                                            \
      std::shared_ptr,                                                         \
      ::dart::common::make_aligned_shared)
 
// Define static creator function that returns std::unique_ptr to the object
#define DART_DEFINE_UNIQUE_OBJECT_CREATOR(class_name)     duke                 \
                                  \
  _DART_DEFINE_OBJECT_CREATOR(                                                 \
      class_name,                                                              \
      DART_UNIQUE_PTR_CREATOR_NAME,                                            \
      std::unique_ptr,                                                         \
      ::dart::common::make_unique)
 
// Define static creator function that returns std::unique_ptr to the object
// where the constructor is protected
#define DART_DEFINE_UNIQUE_OBJECT_CREATOR_FOR_PROTECTED_CTOR(class_name)       \
                                  \
  _DART_DEFINE_OBJECT_CREATOR_FOR_PROTECTED_CTOR(                              \
      class_name,                                                              \
      DART_UNIQUE_PTR_CREATOR_NAME,                                            \
      std::unique_ptr,                                                         \
      ::dart::common::make_unique)
 
// Define two static creator functions that returns std::unique_ptr and
// std::unique_ptr, respectively, to the object
#define DART_DEFINE_OBJECT_CREATORS(class_name)                                \
  DART_DEFINE_SHARED_OBJECT_CREATOR(class_name)                                \
  DART_DEFINE_UNIQUE_OBJECT_CREATOR(class_name)
 
// Define two static creator functions that returns std::unique_ptr and
// std::unique_ptr, respectively, to the object where the constructor is
// protected
#define DART_DEFINE_OBJECT_CREATORS_FOR_PROTECTED_CTOR(X)                      \
  DART_DEFINE_SHARED_OBJECT_CREATOR_FOR_PROTECTED_CTOR(X)                      \
  DART_DEFINE_UNIQUE_OBJECT_CREATOR_FOR_PROTECTED_CTOR(X)
 
// Define two static creator functions that returns std::unique_ptr and
// std::unique_ptr, respectively, to the object
#if DART_ENABLE_SIMD
  #define DART_DEFINE_ALIGNED_OBJECT_CREATORS(class_name)                      \
    DART_DEFINE_ALIGNED_SHARED_OBJECT_CREATOR(class_name)                      \
    DART_DEFINE_UNIQUE_OBJECT_CREATOR(class_name)
#else
  #define DART_DEFINE_ALIGNED_OBJECT_CREATORS(class_name)                      \
    DART_DEFINE_OBJECT_CREATORS(class_name)
#endif
 
// Define two static creator functions that returns std::unique_ptr and
// std::unique_ptr, respectively, to the object where the constructor is
// protected
#if DART_ENABLE_SIMD
  #define DART_DEFINE_ALIGNED_OBJECT_CREATORS_FOR_PROTECTED_CTOR(class_name)   \
    DART_DEFINE_CREATE_ALIGNED_PTR_SHARED_FOR_PROTECTED_CTOR(class_name)       \
    DART_DEFINE_UNIQUE_OBJECT_CREATOR_FOR_PROTECTED_CTOR(class_name)
#else
  #define DART_DEFINE_ALIGNED_OBJECT_CREATORS_FOR_PROTECTED_CTOR(class_name)   \
    DART_DEFINE_OBJECT_CREATORS_FOR_PROTECTED_CTOR(class_name)
#endif
 
#include "dart/common/detail/Memory-impl.hpp"
 
#endif // DART_COMMON_MEMORY_HPP_