petsc-3.14.2 2020-12-03
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Produce the cell residual vector for a chunk of elements by quadrature integration


#include "petscfv.h" 
PetscErrorCode PetscFVIntegrateRHSFunction(PetscFV fvm, PetscDS prob, PetscInt field, PetscInt Nf, PetscFVFaceGeom *fgeom, PetscReal *neighborVol,
                                           PetscScalar uL[], PetscScalar uR[], PetscScalar fluxL[], PetscScalar fluxR[])
Not collective

Input Parameters

fvm - The PetscFV object for the field being integrated
prob - The PetscDS specifing the discretizations and continuum functions
field - The field being integrated
Nf - The number of faces in the chunk
fgeom - The face geometry for each face in the chunk
neighborVol - The volume for each pair of cells in the chunk
uL - The state from the cell on the left
uR - The state from the cell on the right

Output Parameter

fluxL - the left fluxes for each face
fluxR - the right fluxes for each face

See Also





Index of all FV routines
Table of Contents for all manual pages
Index of all manual pages