PETSc version 3.16.0
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DMNetworkGetComponent

Gets the component key, the component data, and the number of variables at a given network point

Synopsis

#include "petscdmnetwork.h"  
PetscErrorCode DMNetworkGetComponent(DM dm,PetscInt p,PetscInt compnum,PetscInt *compkey,void **component,PetscInt *nvar)
Not Collective

Input Parameters

dm - the DMNetwork object
p - vertex/edge point
compnum - component number; use ALL_COMPONENTS if sum up all the components

Output Parameters

compkey - the key obtained when registering the component (use NULL if not required)
component - the component data (use NULL if not required)
nvar - number of variables (use NULL if not required)

See Also

DMNetworkAddComponent(), DMNetworkGetNumComponents()

Level

beginner

Location

src/dm/impls/network/network.c
Index of all DMNetwork routines
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Index of all manual pages