field_layout_helpers.hpp File Reference

#include "for_each_3d.hpp"
#include <utils/Vector.hpp>
#include <utils/index.hpp>
#include <algorithm>
#include <cassert>
#include <complex>
#include <cstddef>
#include <iterator>
#include <span>
#include <type_traits>
#include <vector>

Include dependency graph for field_layout_helpers.hpp:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Functions
template<Utils::MemoryOrder memory_order, Utils::MemoryOrder output_memory_order, typename Container >
auto	extract_block (Container const &in_array, Utils::Vector3i const &dimensions, Utils::Vector3i const &start, Utils::Vector3i const &stop)
template<Utils::MemoryOrder memory_order, Utils::MemoryOrder output_memory_order, typename T >
auto	pad_with_zeros_discard_imag (std::span< T > cropped_array, Utils::Vector3i const &cropped_dim, Utils::Vector3i const &pad_left, Utils::Vector3i const &pad_right)
	Pad a 3D matrix with zeros to restore halo regions.

Function Documentation

extract_block()

template<Utils::MemoryOrder memory_order, Utils::MemoryOrder output_memory_order, typename Container >

auto extract_block	(	Container const &	in_array,
		Utils::Vector3i const &	dimensions,
		Utils::Vector3i const &	start,
		Utils::Vector3i const &	stop
	)

Definition at line 39 of file field_layout_helpers.hpp.

References Utils::product(), Utils::ROW_MAJOR, and stream.

Referenced by DipolarP3MHeffte< FloatType, Architecture, FFTConfig >::long_range_kernel().

pad_with_zeros_discard_imag()

template<Utils::MemoryOrder memory_order, Utils::MemoryOrder output_memory_order, typename T >

auto pad_with_zeros_discard_imag	(	std::span< T >	cropped_array,
		Utils::Vector3i const &	cropped_dim,
		Utils::Vector3i const &	pad_left,
		Utils::Vector3i const &	pad_right
	)

Pad a 3D matrix with zeros to restore halo regions.

Definition at line 82 of file field_layout_helpers.hpp.

References Utils::product(), Utils::ROW_MAJOR, and stream.

Referenced by DipolarP3MHeffte< FloatType, Architecture, FFTConfig >::long_range_kernel().