MatSTRUMPACKGetCompLossyPrecision#

Get STRUMPACK https://portal.nersc.gov/project/sparse/strumpack/master precision for lossy compression (requires ZFP support)

Synopsis#

#include "petscmat.h" 
PetscErrorCode MatSTRUMPACKGetCompLossyPrecision(Mat F, PetscInt *lossy_prec)

Logically Collective

Input Parameters#

  • F - the factored matrix obtained by calling MatGetFactor() from PETSc-STRUMPACK interface

Output Parameter#

  • lossy_prec - Number of bitplanes to use in lossy compression

See Also#

MATSOLVERSTRUMPACK, MatGetFactor(), MatSTRUMPACKSetCompLossyPrecision()

Level#

intermediate

Location#

src/mat/impls/aij/mpi/strumpack/strumpack.c

Implementations#

MatSTRUMPACKGetCompLossyPrecision_STRUMPACK() in src/mat/impls/aij/mpi/strumpack/strumpack.c


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