petsc-master 2015-10-11
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Prepares tree data to be displayed graphically


#include "petscsys.h"  
PetscErrorCode  PetscProcessTree(PetscInt n,const PetscBool mask[],const PetscInt parentid[],PetscInt *Nlevels,PetscInt **Level,PetscInt **Levelcnt,PetscInt **Idbylevel,PetscInt **Column)
Not Collective

Input Parameters

n - number of values
mask - indicates those entries in the tree, location 0 is always masked
parentid - indicates the parent of each entry

Output Parameters

Nlevels - the number of levels
Level - for each node tells its level
Levelcnts - the number of nodes on each level
Idbylevel - a list of ids on each of the levels, first level followed by second etc
Column - for each id tells its column index

See Also

PetscSortReal(), PetscSortIntWithPermutation()

Index of all Sys routines
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Index of all manual pages