Reference documentation for deal.II version Git ac854ef673 2021-03-06 10:09:45 +0100
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Public Attributes | List of all members
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_indexlocal_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 intconstraint_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.


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