PETSc version 3.17.4
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# MatColoringPatch

sed inside matrix coloring routines that use MatGetRowIJ() and/or MatGetColumnIJ().

### Synopsis

    #include "petscmat.h"
    PetscErrorCode MatColoringPatch(Mat mat,PetscInt ncolors,PetscInt n,ISColoringValue colorarray[],ISColoring *iscoloring)

Collective on Mat

### Input Parameters

| mat | - the matrix
| ncolors | - max color value
| n | - number of entries in colorarray
| colorarray | - array indicating color for each column

### Output Parameters

| iscoloring | - coloring generated using colorarray information

### See Also

MatGetRowIJ(), MatGetColumnIJ()

### Level

developer

### Location

src/mat/interface/matrix.c
Index of all Mat routines
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Index of all manual pages