petsc-main 2021-04-20
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PetscFEIntegrateBdResidual

Produce the element residual vector for a chunk of elements by quadrature integration over a boundary

Synopsis

#include "petscfe.h" 
PetscErrorCode PetscFEIntegrateBdResidual(PetscDS ds, PetscWeakForm wf, PetscHashFormKey key, PetscInt Ne, PetscFEGeom *fgeom,
                                          const PetscScalar coefficients[], const PetscScalar coefficients_t[], PetscDS probAux, const PetscScalar coefficientsAux[], PetscReal t, PetscScalar elemVec[])
Not collective

Input Parameters

ds - The PetscDS specifying the discretizations and continuum functions
wf - The PetscWeakForm object holding the pointwise functions
key - The (label+value, field) being integrated
Ne - The number of elements in the chunk
fgeom - The face geometry for each cell in the chunk
coefficients - The array of FEM basis coefficients for the elements
coefficients_t - The array of FEM basis time derivative coefficients for the elements
probAux - The PetscDS specifying the auxiliary discretizations
coefficientsAux - The array of FEM auxiliary basis coefficients for the elements
t - The time

Output Parameter

elemVec - the element residual vectors from each element

See Also

PetscFEIntegrateResidual()

Level

intermediate

Location

src/dm/dt/fe/interface/fe.c

Implementations

src/dm/dt/fe/impls/basic/febasic.c:469:PetscErrorCode PetscFEIntegrateBdResidual_Basic(PetscDS ds, PetscWeakForm wf, PetscHashFormKey key, PetscInt Ne, PetscFEGeom *fgeom,
Index of all FE routines
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Index of all manual pages