Logical grid extension of Kokkos parallel iteration. More...

#include <Cabana_Grid_IndexSpace.hpp>
#include <Cabana_Grid_LocalGrid.hpp>
#include <Kokkos_Profiling_ScopedRegion.hpp>
#include <string>

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Namespaces
namespace	Cabana
	Core: particle data structures and algorithms.

Functions
template<class FunctorType, class ExecutionSpace, long N>
void	Cabana::Grid::grid_parallel_for (const std::string &label, const ExecutionSpace &exec_space, const IndexSpace< N > &index_space, const FunctorType &functor)
	Execute a functor in parallel with a multidimensional execution policy specified by the given index space.

template<class FunctorType, class WorkTag, class ExecutionSpace, long N>
void	Cabana::Grid::grid_parallel_for (const std::string &label, const ExecutionSpace &exec_space, const IndexSpace< N > &index_space, const WorkTag &work_tag, const FunctorType &functor)
	Execute a functor with a work tag in parallel with a multidimensional execution policy specified by the given index space.

template<class FunctorType, class ExecutionSpace, class MeshType, class DecompositionType, class EntityType>
void	Cabana::Grid::grid_parallel_for (const std::string &label, const ExecutionSpace &exec_space, const LocalGrid< MeshType > &local_grid, const DecompositionType &decomposition, const EntityType &entity_type, const FunctorType &functor)
	Execute a functor in parallel with a multidimensional execution policy specified by the given local grid, decomposition, and entity type. The loop indices are local.

template<class FunctorType, class WorkTag, class ExecutionSpace, class MeshType, class DecompositionType, class EntityType>
void	Cabana::Grid::grid_parallel_for (const std::string &label, const ExecutionSpace &exec_space, const LocalGrid< MeshType > &local_grid, const DecompositionType &decomposition, const EntityType &entity_type, const WorkTag &work_tag, const FunctorType &functor)
	Execute a functor with a work tag in parallel with a multidimensional execution policy specified by the given local grid, decomposition, and entity type. The loop indices are local.

template<class FunctorType, class ExecutionSpace, std::size_t NumSpace>
void	Cabana::Grid::grid_parallel_for (const std::string &label, const ExecutionSpace &exec_space, const Kokkos::Array< IndexSpace< 4 >, NumSpace > &index_spaces, const FunctorType &functor)
	Execute a functor in parallel with a linear execution policy specified by the set of given index spaces. 4D specialization.

template<class FunctorType, class ExecutionSpace, std::size_t NumSpace>
void	Cabana::Grid::grid_parallel_for (const std::string &label, const ExecutionSpace &exec_space, const Kokkos::Array< IndexSpace< 3 >, NumSpace > &index_spaces, const FunctorType &functor)
	Execute a functor in parallel with a linear execution policy specified by the set of given index spaces. 3D specialization.

template<class FunctorType, class ExecutionSpace, std::size_t NumSpace>
void	Cabana::Grid::grid_parallel_for (const std::string &label, const ExecutionSpace &exec_space, const Kokkos::Array< IndexSpace< 2 >, NumSpace > &index_spaces, const FunctorType &functor)
	Execute a functor in parallel with a linear execution policy specified by the set of given index spaces. 2D specialization.

template<class FunctorType, class ExecutionSpace, long N, class ReduceType>
void	Cabana::Grid::grid_parallel_reduce (const std::string &label, const ExecutionSpace &exec_space, const IndexSpace< N > &index_space, const FunctorType &functor, ReduceType &reducer)
	Execute a reduction functor in parallel with a multidimensional execution policy specified by the given index space.

template<class FunctorType, class WorkTag, class ExecutionSpace, long N, class ReduceType>
void	Cabana::Grid::grid_parallel_reduce (const std::string &label, const ExecutionSpace &exec_space, const IndexSpace< N > &index_space, const WorkTag &work_tag, const FunctorType &functor, ReduceType &reducer)
	Execute a reduction functor with a work tag in parallel with a multidimensional execution policy specified by the given index space.

template<class FunctorType, class ExecutionSpace, class MeshType, class DecompositionType, class EntityType, class ReduceType>
void	Cabana::Grid::grid_parallel_reduce (const std::string &label, const ExecutionSpace &exec_space, const LocalGrid< MeshType > &local_grid, const DecompositionType &decomposition, const EntityType &entity_type, const FunctorType &functor, ReduceType &reducer)
	Execute a reduction functor in parallel with a multidimensional execution policy specified by the given local grid, decomposition, and entity type. The loop indices are local.

template<class FunctorType, class WorkTag, class ExecutionSpace, class MeshType, class DecompositionType, class EntityType, class ReduceType>
void	Cabana::Grid::grid_parallel_reduce (const std::string &label, const ExecutionSpace &exec_space, const LocalGrid< MeshType > &local_grid, const DecompositionType &decomposition, const EntityType &entity_type, const WorkTag &work_tag, const FunctorType &functor, ReduceType &reducer)
	Execute a reduction functor with a work tag in parallel with a multidimensional execution policy specified by the given local grid, decomposition, and entity type. The loop indices are local.

Detailed Description

Logical grid extension of Kokkos parallel iteration.

Function Documentation

◆ grid_parallel_for() [1/7]

template<class FunctorType, class ExecutionSpace, long N>

void Cabana::Grid::grid_parallel_for	(	const std::string &	label,
		const ExecutionSpace &	exec_space,
		const IndexSpace< N > &	index_space,
		const FunctorType &	functor )

inline

Execute a functor in parallel with a multidimensional execution policy specified by the given index space.

Template Parameters

FunctorType	The functor type to execute.
ExecutionSpace	The execution space type.
N	The dimension of the index space.

Parameters

label	Parallel region label.
exec_space	An execution space instance.
index_space	The index space over which to loop.
functor	The functor to execute.

◆ grid_parallel_for() [2/7]

template<class FunctorType, class WorkTag, class ExecutionSpace, long N>

void Cabana::Grid::grid_parallel_for	(	const std::string &	label,
		const ExecutionSpace &	exec_space,
		const IndexSpace< N > &	index_space,
		const WorkTag &	work_tag,
		const FunctorType &	functor )

inline

Execute a functor with a work tag in parallel with a multidimensional execution policy specified by the given index space.

Template Parameters

FunctorType	The functor type to execute.
WorkTag	The functor execution tag.
ExecutionSpace	The execution space type.
N	The dimension of the index space.

Parameters

label	Parallel region label.
exec_space	An execution space instance.
index_space	The index space over which to loop.
work_tag	The functor execution tag.
functor	The functor to execute.

◆ grid_parallel_for() [3/7]

template<class FunctorType, class ExecutionSpace, std::size_t NumSpace>

void Cabana::Grid::grid_parallel_for	(	const std::string &	label,
		const ExecutionSpace &	exec_space,
		const Kokkos::Array< IndexSpace< 2 >, NumSpace > &	index_spaces,
		const FunctorType &	functor )

inline

Execute a functor in parallel with a linear execution policy specified by the set of given index spaces. 2D specialization.

Template Parameters

FunctorType	The functor type to execute.
ExecutionSpace	The execution space type.
NumSpace	The number of index spaces.

Parameters

label	Parallel region label.
exec_space	An execution space instance.
index_spaces	The set of index spaces over which to loop.
functor	The functor to execute. Signature is f(space_id,i,j) space_id is the index of the index space in index_spaces.

◆ grid_parallel_for() [4/7]

template<class FunctorType, class ExecutionSpace, std::size_t NumSpace>

void Cabana::Grid::grid_parallel_for	(	const std::string &	label,
		const ExecutionSpace &	exec_space,
		const Kokkos::Array< IndexSpace< 3 >, NumSpace > &	index_spaces,
		const FunctorType &	functor )

inline

Execute a functor in parallel with a linear execution policy specified by the set of given index spaces. 3D specialization.

Template Parameters

FunctorType	The functor type to execute.
ExecutionSpace	The execution space type.
NumSpace	The number of index spaces.

Parameters

label	Parallel region label.
exec_space	An execution space instance.
index_spaces	The set of index spaces over which to loop.
functor	The functor to execute. Signature is f(space_id,i,j,k) space_id is the index of the index space in index_spaces.

◆ grid_parallel_for() [5/7]

template<class FunctorType, class ExecutionSpace, std::size_t NumSpace>

void Cabana::Grid::grid_parallel_for	(	const std::string &	label,
		const ExecutionSpace &	exec_space,
		const Kokkos::Array< IndexSpace< 4 >, NumSpace > &	index_spaces,
		const FunctorType &	functor )

inline

Execute a functor in parallel with a linear execution policy specified by the set of given index spaces. 4D specialization.

Template Parameters

FunctorType	The functor type to execute.
ExecutionSpace	The execution space type.
NumSpace	The number of index spaces.

Parameters

label	Parallel region label.
exec_space	An execution space instance.
index_spaces	The set of index spaces over which to loop.
functor	The functor to execute. Signature is f(space_id,i,j,k,l) space_id is the index of the index space in index_spaces.

◆ grid_parallel_for() [6/7]

template<class FunctorType, class ExecutionSpace, class MeshType, class DecompositionType, class EntityType>

void Cabana::Grid::grid_parallel_for	(	const std::string &	label,
		const ExecutionSpace &	exec_space,
		const LocalGrid< MeshType > &	local_grid,
		const DecompositionType &	decomposition,
		const EntityType &	entity_type,
		const FunctorType &	functor )

inline

Execute a functor in parallel with a multidimensional execution policy specified by the given local grid, decomposition, and entity type. The loop indices are local.

Template Parameters

FunctorType	The functor type to execute.
ExecutionSpace	The execution space type.
MeshType	The mesh type of the local grid.

Parameters

label	Parallel region label.
exec_space	An execution space instance.
local_grid	The local grid to iterate over.
decomposition	The decomposition type of the entities (own,ghost).
entity_type	The entity type over which to loop.
functor	The functor to execute.

◆ grid_parallel_for() [7/7]

template<class FunctorType, class WorkTag, class ExecutionSpace, class MeshType, class DecompositionType, class EntityType>

void Cabana::Grid::grid_parallel_for	(	const std::string &	label,
		const ExecutionSpace &	exec_space,
		const LocalGrid< MeshType > &	local_grid,
		const DecompositionType &	decomposition,
		const EntityType &	entity_type,
		const WorkTag &	work_tag,
		const FunctorType &	functor )

inline

Execute a functor with a work tag in parallel with a multidimensional execution policy specified by the given local grid, decomposition, and entity type. The loop indices are local.

Template Parameters

FunctorType	The functor type to execute.
WorkTag	The functor work tag.
ExecutionSpace	The execution space type.
MeshType	The mesh type of the local grid.

Parameters

label	Parallel region label.
exec_space	An execution space instance.
local_grid	The local grid to iterate over.
decomposition	The decomposition type of the entities (own,ghost).
entity_type	The entity type over which to loop.
work_tag	The functor execution tag.
functor	The functor to execute.

◆ grid_parallel_reduce() [1/4]

template<class FunctorType, class ExecutionSpace, long N, class ReduceType>

void Cabana::Grid::grid_parallel_reduce	(	const std::string &	label,
		const ExecutionSpace &	exec_space,
		const IndexSpace< N > &	index_space,
		const FunctorType &	functor,
		ReduceType &	reducer )

inline

Execute a reduction functor in parallel with a multidimensional execution policy specified by the given index space.

Template Parameters

FunctorType	The functor type to execute.
ExecutionSpace	The execution space type.
N	The dimension of the index space.
ReduceType	The reduction type.

Parameters

label	Parallel region label.
exec_space	An execution space instance.
index_space	The index space over which to loop.
functor	The functor to execute.
reducer	The parallel reduce result.

◆ grid_parallel_reduce() [2/4]

template<class FunctorType, class WorkTag, class ExecutionSpace, long N, class ReduceType>

void Cabana::Grid::grid_parallel_reduce	(	const std::string &	label,
		const ExecutionSpace &	exec_space,
		const IndexSpace< N > &	index_space,
		const WorkTag &	work_tag,
		const FunctorType &	functor,
		ReduceType &	reducer )

inline

Execute a reduction functor with a work tag in parallel with a multidimensional execution policy specified by the given index space.

Template Parameters

FunctorType	The functor type to execute.
WorkTag	The functor execution tag.
ExecutionSpace	The execution space type.
N	The dimension of the index space.
ReduceType	The reduction type.

Parameters

label	Parallel region label.
exec_space	An execution space instance.
index_space	The index space over which to loop.
work_tag	The functor execution tag.
functor	The functor to execute.
reducer	The parallel reduce result.

◆ grid_parallel_reduce() [3/4]

template<class FunctorType, class ExecutionSpace, class MeshType, class DecompositionType, class EntityType, class ReduceType>

void Cabana::Grid::grid_parallel_reduce	(	const std::string &	label,
		const ExecutionSpace &	exec_space,
		const LocalGrid< MeshType > &	local_grid,
		const DecompositionType &	decomposition,
		const EntityType &	entity_type,
		const FunctorType &	functor,
		ReduceType &	reducer )

inline

Execute a reduction functor in parallel with a multidimensional execution policy specified by the given local grid, decomposition, and entity type. The loop indices are local.

Template Parameters

FunctorType	The functor type to execute.
ExecutionSpace	The execution space type.
MeshType	The mesh type of the local grid.
ReduceType	The reduction type.

Parameters

label	Parallel region label.
exec_space	An execution space instance.
local_grid	The local grid to iterate over.
decomposition	The decomposition type of the entities (own,ghost).
entity_type	The entity type over which to loop.
functor	The functor to execute.
reducer	The parallel reduce result.

◆ grid_parallel_reduce() [4/4]

template<class FunctorType, class WorkTag, class ExecutionSpace, class MeshType, class DecompositionType, class EntityType, class ReduceType>

void Cabana::Grid::grid_parallel_reduce	(	const std::string &	label,
		const ExecutionSpace &	exec_space,
		const LocalGrid< MeshType > &	local_grid,
		const DecompositionType &	decomposition,
		const EntityType &	entity_type,
		const WorkTag &	work_tag,
		const FunctorType &	functor,
		ReduceType &	reducer )

inline

Execute a reduction functor with a work tag in parallel with a multidimensional execution policy specified by the given local grid, decomposition, and entity type. The loop indices are local.

Template Parameters

FunctorType	The functor type to execute.
WorkTag	The functor work tag.
ExecutionSpace	The execution space type.
MeshType	The mesh type of the local grid.
ReduceType	The reduction type.

Parameters

label	Parallel region label.
exec_space	An execution space instance.
decomposition	The decomposition type of the entities (own,ghost).
local_grid	The local grid to iterate over.
entity_type	The entity type over which to loop.
work_tag	The functor execution tag.
functor	The functor to execute.
reducer	The parallel reduce result.

Namespaces

Functions

Detailed Description

Function Documentation

◆ grid_parallel_for() [1/7]

◆ grid_parallel_for() [2/7]

◆ grid_parallel_for() [3/7]

◆ grid_parallel_for() [4/7]

◆ grid_parallel_for() [5/7]

◆ grid_parallel_for() [6/7]

◆ grid_parallel_for() [7/7]

◆ grid_parallel_reduce() [1/4]

◆ grid_parallel_reduce() [2/4]

◆ grid_parallel_reduce() [3/4]

◆ grid_parallel_reduce() [4/4]