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aka_array.hh
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			/**
			* Copyright (©) 2010-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)
			* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
			*
			* This file is part of Akantu
			*
			* Akantu is free software: you can redistribute it and/or modify it under the
			* terms of the GNU Lesser General Public License as published by the Free
			* Software Foundation, either version 3 of the License, or (at your option) any
			* later version.
			*
			* Akantu is distributed in the hope that it will be useful, but WITHOUT ANY
			* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
			* A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
			* details.
			*
			* You should have received a copy of the GNU Lesser General Public License
			* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
			*/

			/* -------------------------------------------------------------------------- */
			#include "aka_common.hh"
			#include "aka_types.hh"
			#include "aka_view_iterators.hh"
			/* -------------------------------------------------------------------------- */
			#include <typeinfo>
			#include <vector>
			/* -------------------------------------------------------------------------- */

			/* -------------------------------------------------------------------------- */
			#ifndef AKANTU_ARRAY_HH_
			#define AKANTU_ARRAY_HH_

			namespace akantu {

			/// class that afford to store vectors in static memory
			// NOLINTNEXTLINE(cppcoreguidelines-special-member-functions)
			class ArrayBase {
			/* ------------------------------------------------------------------------ */
			/* Constructors/Destructors */
			/* ------------------------------------------------------------------------ */
			public:
			using size_type = Int;

			explicit ArrayBase(const ID & id = "") : id(id) {}
			ArrayBase(const ArrayBase & other, const ID & id = "") {
			this->id = (id.empty()) ? other.id : id;
			}

			ArrayBase(ArrayBase && other) = default;
			ArrayBase & operator=(const ArrayBase & other) = default;
			ArrayBase & operator=(ArrayBase && other) noexcept = default;

			virtual ~ArrayBase() = default;

			/* ------------------------------------------------------------------------ */
			/* Methods */
			/* ------------------------------------------------------------------------ */
			public:
			/// get the amount of space allocated in bytes
			virtual Int getMemorySize() const = 0;

			// changed empty to match std::vector empty
			[[nodiscard]] inline bool empty() const { return size_ == 0; }

			/// function to print the content of the class
			virtual void printself(std::ostream & stream, int indent = 0) const = 0;

			/* ------------------------------------------------------------------------ */
			/* Accessors */
			/* ------------------------------------------------------------------------ */
			public:
			/// Get the Size of the Array
			[[nodiscard]] decltype(auto) size() const { return size_; }
			/// Get the number of components
			[[nodiscard]] decltype(auto) getNbComponent() const { return nb_component; }
			/// Get the name of the array
			AKANTU_GET_MACRO_AUTO(ID, id);
			/// Set the name of th array
			AKANTU_SET_MACRO(ID, id, const ID &);

			/* ------------------------------------------------------------------------ */
			/* Class Members */
			/* ------------------------------------------------------------------------ */
			protected:
			/// id of the vector
			ID id;

			/// the size used
			Int size_{0};

			/// number of components
			Int nb_component{1};
			};

			/* -------------------------------------------------------------------------- */
			/* Memory handling layer */
			/* -------------------------------------------------------------------------- */
			enum class ArrayAllocationType {
			_default,
			_pod,
			};

			template <typename T>
			struct ArrayAllocationTrait
			: public std::conditional_t<
			aka::is_scalar<T>::value,
			std::integral_constant<ArrayAllocationType,
			ArrayAllocationType::_pod>,
			std::integral_constant<ArrayAllocationType,
			ArrayAllocationType::_default>> {};

			/* -------------------------------------------------------------------------- */
			template <typename T,
			ArrayAllocationType allocation_trait = ArrayAllocationTrait<T>::value>
			class ArrayDataLayer : public ArrayBase {
			public:
			using value_type = T;
			using size_type = typename ArrayBase::size_type;
			using reference = value_type &;
			using pointer_type = value_type *;
			using const_reference = const value_type &;

			public:
			~ArrayDataLayer() override = default;

			/// Allocation of a new vector
			explicit ArrayDataLayer(Int size = 0, Int nb_component = 1,
			const ID & id = "");

			/// Allocation of a new vector with a default value
			ArrayDataLayer(Int size, Int nb_component, const_reference value,
			const ID & id = "");

			/// Copy constructor (deep copy)
			ArrayDataLayer(const ArrayDataLayer & vect, const ID & id = "");

			/// Copy constructor (deep copy)
			explicit ArrayDataLayer(const std::vector<value_type> & vect);

			// copy operator
			ArrayDataLayer & operator=(const ArrayDataLayer & other);

			// move constructor
			ArrayDataLayer(ArrayDataLayer && other) noexcept = default;

			// move assign
			ArrayDataLayer & operator=(ArrayDataLayer && other) noexcept = default;

			protected:
			// deallocate the memory
			virtual void deallocate() {}

			// allocate the memory
			virtual void allocate(Int size, Int nb_component);

			// allocate and initialize the memory
			virtual void allocate(Int size, Int nb_component, const T & value);

			public:
			/// append a tuple of size nb_component containing value
			inline void push_back(const_reference value);
			/// append a vector
			// inline void push_back(const value_type new_elem[]);

			/// append a Vector or a Matrix
			template <typename Derived>
			inline void push_back(const Eigen::MatrixBase<Derived> & new_elem);

			/// changes the allocated size but not the size, if new_size = 0, the size is
			/// set to min(current_size and reserve size)
			virtual void reserve(Int size, Int new_size = Int(-1));

			/// change the size of the Array
			virtual void resize(Int size);

			/// change the size of the Array and initialize the values
			virtual void resize(Int size, const T & val);

			/// get the amount of space allocated in bytes
			inline Int getMemorySize() const override;

			/// Get the real size allocated in memory
			inline Int getAllocatedSize() const;

			/// give the address of the memory allocated for this vector
			[[deprecated("use data instead to be stl compatible")]] T * storage() const {
			return values;
			};

			T * data() const { return values; };

			protected:
			/// allocation type agnostic data access
			T * values{nullptr};

			/// data storage
			std::vector<T> data_storage;
			};

			/* -------------------------------------------------------------------------- */
			/* Actual Array */
			/* -------------------------------------------------------------------------- */
			template <typename T, bool is_scal> class Array : public ArrayDataLayer<T> {
			private:
			using parent = ArrayDataLayer<T>;
			/* ------------------------------------------------------------------------ */
			/* Constructors/Destructors */
			/* ------------------------------------------------------------------------ */
			public:
			using value_type = typename parent::value_type;
			using size_type = typename parent::size_type;
			using reference = typename parent::reference;
			using pointer_type = typename parent::pointer_type;
			using const_reference = typename parent::const_reference;
			using array_type = Array<T>;

			~Array() override;

			Array() : Array(0){};

			/// Allocation of a new vector
			explicit Array(Int size, Int nb_component = 1, const ID & id = "");

			/// Allocation of a new vector with a default value
			explicit Array(Int size, Int nb_component, const_reference value,
			const ID & id = "");

			/// Copy constructor
			Array(const Array & vect, const ID & id = "");

			/// Copy constructor (deep copy)
			explicit Array(const std::vector<T> & vect);

			// copy operator
			Array & operator=(const Array & other);

			// move constructor
			Array(Array && other) noexcept = default;

			// move assign
			Array & operator=(Array && other) noexcept = default;

			/* ------------------------------------------------------------------------ */
			/* Iterator */
			/* ------------------------------------------------------------------------ */
			/// iterator for Array of nb_component = 1
			using scalar_iterator = view_iterator<T>;
			/// const_iterator for Array of nb_component = 1
			using const_scalar_iterator = const_view_iterator<T>;

			/// iterator returning Vectors of size n on entries of Array with
			/// nb_component = n
			using vector_iterator = view_iterator<VectorProxy<T>>;
			/// const_iterator returning Vectors of n size on entries of Array with
			/// nb_component = n
			using const_vector_iterator = const_view_iterator<VectorProxy<const T>>;

			/// iterator returning Matrices of size (m, n) on entries of Array with
			/// nb_component = m*n
			using matrix_iterator = view_iterator<MatrixProxy<T>>;
			/// const iterator returning Matrices of size (m, n) on entries of Array with
			/// nb_component = m*n
			using const_matrix_iterator = const_view_iterator<MatrixProxy<const T>>;

			/// iterator returning Tensor3 of size (m, n, k) on entries of Array with
			/// nb_component = mnk
			using tensor3_iterator = view_iterator<Tensor3Proxy<T>>;
			/// const iterator returning Tensor3 of size (m, n, k) on entries of Array
			/// with nb_component = mnk
			using const_tensor3_iterator = const_view_iterator<Tensor3Proxy<T>>;

			/* ------------------------------------------------------------------------ */
			template <typename... Ns> inline auto begin(Ns &&... n);
			template <typename... Ns> inline auto end(Ns &&... n);
			template <typename... Ns> inline auto begin(Ns &&... n) const;
			template <typename... Ns> inline auto end(Ns &&... n) const;

			template <typename... Ns> inline auto cbegin(Ns &&... n) const;
			template <typename... Ns> inline auto cend(Ns &&... n) const;

			template <typename... Ns>
			[[deprecated("use make_view instead")]] inline auto
			begin_reinterpret(Ns &&... n);
			template <typename... Ns>
			[[deprecated("use make_view instead")]] inline auto
			end_reinterpret(Ns &&... n);
			template <typename... Ns>
			[[deprecated("use make_view instead")]] inline auto
			begin_reinterpret(Ns &&... n) const;
			template <typename... Ns>
			[[deprecated("use make_view instead")]] inline auto
			end_reinterpret(Ns &&... n) const;

			/* ------------------------------------------------------------------------ */
			/* Methods */
			/* ------------------------------------------------------------------------ */
			public:
			/// search elem in the vector, return the position of the first occurrence or
			/// -1 if not found
			Idx find(const_reference elem) const;

			/// @see Array::find(const_reference elem) const
			// Int find(T elem[]) const;

			/// append a value to the end of the Array
			inline void push_back(const_reference value) { parent::push_back(value); }

			/// append a Vector or a Matrix
			template <typename Derived>
			inline void push_back(const Eigen::MatrixBase<Derived> & new_elem) {
			parent::push_back(new_elem);
			}

			template <typename Ret>
			inline void push_back(const const_view_iterator<Ret> & it) {
			push_back(*it);
			}

			template <typename Ret> inline void push_back(const view_iterator<Ret> & it) {
			push_back(*it);
			}

			/// erase the value at position i
			inline void erase(Idx i);

			/// erase the entry corresponding to the iterator
			template <typename R> inline auto erase(const view_iterator<R> & it);

			/// @see Array::find(const_reference elem) const
			template <typename C, std::enable_if_t<aka::is_tensor<C>::value> * = nullptr>
			inline Idx find(const C & elem);

			/// set all entries of the array to the value t
			/// @param t value to fill the array with
			inline void set(T t) {
			std::fill_n(this->values, this->size_ * this->nb_component, t);
			}

			/// set all tuples of the array to a given vector or matrix
			/// @param vm Matrix or Vector to fill the array with
			template <typename C, std::enable_if_t<aka::is_tensor<C>::value> * = nullptr>
			inline void set(const C & vm);

			/// set the array to T{}
			inline void zero() { this->set({}); }

			/// resize the array to 0
			inline void clear() { this->resize(0); }

			/// Append the content of the other array to the current one
			void append(const Array & other);

			/// copy another Array in the current Array, the no_sanity_check allows you to
			/// force the copy in cases where you know what you do with two non matching
			/// Arrays in terms of n
			void copy(const Array & other, bool no_sanity_check = false);

			/// function to print the containt of the class
			void printself(std::ostream & stream, int indent = 0) const override;

			/// Tests if all elements are finite.
			template <typename OT = T,
			std::enable_if_t<std::is_arithmetic<OT>::value> * = nullptr>
			bool isFinite() const noexcept;

			/* ------------------------------------------------------------------------ */
			/* Operators */
			/* ------------------------------------------------------------------------ */
			public:
			/// substraction entry-wise
			Array & operator-=(const Array & vect);
			/// addition entry-wise
			Array & operator+=(const Array & vect);
			/// multiply evry entry by alpha
			Array & operator*=(const T & alpha);

			/// check if the array are identical entry-wise
			bool operator==(const Array<T, is_scal> & other) const;
			/// @see Array::operator==(const Array<T, is_scal> & other) const
			bool operator!=(const Array<T, is_scal> & other) const;

			/// return a reference to the j-th entry of the i-th tuple
			inline reference operator()(Idx i, Idx j = 0);
			/// return a const reference to the j-th entry of the i-th tuple
			inline const_reference operator()(Idx i, Idx j = 0) const;

			/// return a reference to the ith component of the 1D array
			inline reference operator[](Idx i);
			/// return a const reference to the ith component of the 1D array
			inline const_reference operator[](Idx i) const;
			};

			/* -------------------------------------------------------------------------- */
			/* Inline Functions Array<T, is_scal> */
			/* -------------------------------------------------------------------------- */
			template <typename T, bool is_scal>
			inline std::ostream & operator<<(std::ostream & stream,
			const Array<T, is_scal> & _this) {
			_this.printself(stream);
			return stream;
			}

			/* -------------------------------------------------------------------------- */
			/* Inline Functions ArrayBase */
			/* -------------------------------------------------------------------------- */
			inline std::ostream & operator<<(std::ostream & stream,
			const ArrayBase & _this) {
			_this.printself(stream);
			return stream;
			}

			} // namespace akantu

			#include "aka_array_tmpl.hh"

			#endif /* AKANTU_ARRAY_HH_ */

rAKA/src/common/aka_array.hh4fd15fdf6bc2bugfixes/pypi-py311

aka_array.hhView Options

rAKA/src/common/aka_array.hh
4fd15fdf6bc2bugfixes/pypi-py311

aka_array.hh
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