MatISFixLocalEmpty#

Compress out zero local rows from the local matrices

Synopsis#

#include "petscmat.h" 
PetscErrorCode MatISFixLocalEmpty(Mat A, PetscBool fix)

Collective

Input Parameters#

  • A - the matrix

  • fix - the boolean flag

Note#

When fix is PETSC_TRUE, new local matrices and l2g maps are generated during the final assembly process.

See Also#

Matrices, Mat, MATIS, MatCreate(), MatCreateIS(), MatISSetPreallocation(), MatAssemblyEnd(), MAT_FINAL_ASSEMBLY

Level#

advanced

Location#

src/mat/impls/is/matis.c

Implementations#

MatISFixLocalEmpty_IS in src/mat/impls/is/matis.c


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