CUDAWrappers::MatrixFree< dim, Number >::Data Struct Reference

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

Public Attributes
point_type *	q_points
types::global_dof_index *	local_to_global
Number *	inv_jacobian
Number *	JxW
unsigned int	n_cells
unsigned int	padding_length
unsigned int	row_start
unsigned int *	constraint_mask
bool	use_coloring

Detailed Description

template<int dim, typename Number = double>
struct CUDAWrappers::MatrixFree< dim, Number >::Data

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 163 of file cuda_matrix_free.h.

Member Data Documentation

q_points

template<int dim, typename Number = double>

point_type* CUDAWrappers::MatrixFree< dim, Number >::Data::q_points

Pointer to the quadrature points.

Definition at line 168 of file cuda_matrix_free.h.

local_to_global

template<int dim, typename Number = double>

types::global_dof_index* CUDAWrappers::MatrixFree< dim, Number >::Data::local_to_global

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

Definition at line 174 of file cuda_matrix_free.h.

inv_jacobian

template<int dim, typename Number = double>

Number* CUDAWrappers::MatrixFree< dim, Number >::Data::inv_jacobian

Pointer to the inverse Jacobian.

Definition at line 179 of file cuda_matrix_free.h.

JxW

template<int dim, typename Number = double>

Number* CUDAWrappers::MatrixFree< dim, Number >::Data::JxW

Pointer to the Jacobian times the weights.

Definition at line 184 of file cuda_matrix_free.h.

n_cells

template<int dim, typename Number = double>

unsigned int CUDAWrappers::MatrixFree< dim, Number >::Data::n_cells

Number of cells.

Definition at line 189 of file cuda_matrix_free.h.

padding_length

template<int dim, typename Number = double>

unsigned int CUDAWrappers::MatrixFree< dim, Number >::Data::padding_length

Length of the padding.

Definition at line 194 of file cuda_matrix_free.h.

row_start

template<int dim, typename Number = double>

unsigned int CUDAWrappers::MatrixFree< dim, Number >::Data::row_start

Row start (including padding).

Definition at line 199 of file cuda_matrix_free.h.

constraint_mask

template<int dim, typename Number = double>

unsigned int* CUDAWrappers::MatrixFree< dim, Number >::Data::constraint_mask

Mask deciding where constraints are set on a given cell.

Definition at line 204 of file cuda_matrix_free.h.

use_coloring

template<int dim, typename Number = double>

bool CUDAWrappers::MatrixFree< dim, Number >::Data::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 210 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