CUDAWrappers::DataHost< dim, Number > Struct Template Reference

#include <deal.II/matrix_free/cuda_matrix_free.h>

Public Attributes
std::vector< Point< dim, Number > >	q_points
std::vector< types::global_dof_index >	local_to_global
std::vector< Number >	inv_jacobian
std::vector< Number >	JxW
unsigned int	id
unsigned int	n_cells
unsigned int	padding_length
unsigned int	row_start
std::vector< unsigned int >	constraint_mask
bool	use_coloring

Detailed Description

template<int dim, typename Number>
struct CUDAWrappers::DataHost< dim, Number >

Structure which is passed to the kernel. It is used to pass all the necessary information from the CPU to the GPU.

Definition at line 773 of file cuda_matrix_free.h.

Member Data Documentation

q_points

template<int dim, typename Number >

std::vector<Point<dim, Number> > CUDAWrappers::DataHost< dim, Number >::q_points

Vector of quadrature points.

Definition at line 778 of file cuda_matrix_free.h.

local_to_global

template<int dim, typename Number >

std::vector<types::global_dof_index> CUDAWrappers::DataHost< dim, Number >::local_to_global

Map the position in the local vector to the position in the global vector.

Definition at line 784 of file cuda_matrix_free.h.

inv_jacobian

template<int dim, typename Number >

std::vector<Number> CUDAWrappers::DataHost< dim, Number >::inv_jacobian

Vector of inverse Jacobians.

Definition at line 789 of file cuda_matrix_free.h.

JxW

template<int dim, typename Number >

std::vector<Number> CUDAWrappers::DataHost< dim, Number >::JxW

Vector of Jacobian times the weights.

Definition at line 794 of file cuda_matrix_free.h.

id

template<int dim, typename Number >

unsigned int CUDAWrappers::DataHost< dim, Number >::id

ID of the associated MatrixFree object.

Definition at line 799 of file cuda_matrix_free.h.

n_cells

template<int dim, typename Number >

unsigned int CUDAWrappers::DataHost< dim, Number >::n_cells

Number of cells.

Definition at line 804 of file cuda_matrix_free.h.

padding_length

template<int dim, typename Number >

unsigned int CUDAWrappers::DataHost< dim, Number >::padding_length

Length of the padding.

Definition at line 809 of file cuda_matrix_free.h.

row_start

template<int dim, typename Number >

unsigned int CUDAWrappers::DataHost< dim, Number >::row_start

Row start (including padding).

Definition at line 814 of file cuda_matrix_free.h.

constraint_mask

template<int dim, typename Number >

std::vector<unsigned int> CUDAWrappers::DataHost< dim, Number >::constraint_mask

Mask deciding where constraints are set on a given cell.

Definition at line 819 of file cuda_matrix_free.h.

use_coloring

template<int dim, typename Number >

bool CUDAWrappers::DataHost< dim, Number >::use_coloring

If true, use graph coloring has been used and we can simply add into the destingation vector. Otherwise, use atomic operations.

Definition at line 825 of file cuda_matrix_free.h.

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The documentation for this struct was generated from the following file:

• include/deal.II/matrix_free/cuda_matrix_free.h