petsc-3.14.6 2021-03-30
MatCreateDenseCUDA
Creates a matrix in dense format using CUDA.
Synopsis
#include "petscmat.h"
PetscErrorCode MatCreateDenseCUDA(MPI_Comm comm,PetscInt m,PetscInt n,PetscInt M,PetscInt N,PetscScalar *data,Mat *A)
Collective
Input Parameters
| comm | - MPI communicator
|
| m | - number of local rows (or PETSC_DECIDE to have calculated if M is given)
|
| n | - number of local columns (or PETSC_DECIDE to have calculated if N is given)
|
| M | - number of global rows (or PETSC_DECIDE to have calculated if m is given)
|
| N | - number of global columns (or PETSC_DECIDE to have calculated if n is given)
|
| data | - optional location of GPU matrix data. Set data=NULL for PETSc
to control matrix memory allocation.
|
Output Parameter
Notes
See Also
MatCreate(), MatCreateDense()
Level
intermediate
Location
src/mat/impls/dense/mpi/mpidense.c
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages