PETSc version 3.16.6
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DMPlexComputeGradientFVM

Compute geometric factors for gradient reconstruction, which are stored in the geometry data, and compute layout for gradient data

Synopsis

#include "petscdmplex.h"   
#include "petscfe.h"       
PetscErrorCode DMPlexComputeGradientFVM(DM dm, PetscFV fvm, Vec faceGeometry, Vec cellGeometry, DM *dmGrad)
Collective on dm

Input Parameters

dm - The DM
fvm - The PetscFV
cellGeometry - The face geometry from DMPlexComputeCellGeometryFVM()

Input/Output Parameter

faceGeometry - The face geometry from DMPlexComputeFaceGeometryFVM(); on output the geometric factors for gradient calculation are inserted

Output Parameter

dmGrad - The DM describing the layout of gradient data

See Also

DMPlexGetFaceGeometryFVM(), DMPlexGetCellGeometryFVM()

Level

developer

Location

src/dm/impls/plex/plexgeometry.c
Index of all DMPLEX routines
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Index of all manual pages