petsc-3.4.5 2014-06-29

MatCreateSeqCUFFT

 Creates a matrix object that provides sequential FFT via the external package CUFFT

Synopsis

#include "petscmat.h" 
PetscErrorCode  MatCreateSeqCUFFT(MPI_Comm comm, PetscInt ndim, const PetscInt dim[], Mat *A)
Collective on MPI_Comm

Input Parameters

comm - MPI communicator, set to PETSC_COMM_SELF
ndim - the ndim-dimensional transform
dim - array of size ndim, dim[i] contains the vector length in the i-dimension

Output Parameter

A -the matrix

Options Database Keys

-mat_cufft_plannerflags -set CUFFT planner flags

Level:intermediate
Location:src/mat/impls/cufft/cufft.cu
Index of all Mat routines
Table of Contents for all manual pages
Index of all manual pages