PETSc version 3.15.5
MatFDColoringSetUp
Sets up the internal data structures of matrix coloring context for the later use. 
Synopsis
#include "petscmat.h" 
PetscErrorCode MatFDColoringSetUp(Mat mat,ISColoring iscoloring,MatFDColoring color)
Collective on Mat
Input Parameters
|  | mat | - the matrix containing the nonzero structure of the Jacobian | 
|  | iscoloring | - the coloring of the matrix; usually obtained with MatGetColoring() or DMCreateColoring() | 
|  | color | - the matrix coloring context | 
Notes: When the coloring type is IS_COLORING_LOCAL the coloring is in the local ordering of the unknowns.
See Also
 MatFDColoringCreate(), MatFDColoringDestroy()
Level
beginner
Location
src/mat/matfd/fdmatrix.c
Examples
src/mat/tutorials/ex16.c.html
src/snes/tutorials/ex14.c.html
Implementations
MatFDColoringSetUp_MPIXAIJ in src/mat/impls/aij/mpi/fdmpiaij.c
MatFDColoringSetUp_SeqXAIJ in src/mat/impls/aij/seq/fdaij.c
Index of all MatFD routines
Table of Contents for all manual pages
Index of all manual pages