| libMesh
    | 
Abstract base class to be used for system constraints. More...
#include <system.h>
| Public Member Functions | |
| virtual | ~Constraint ()=default | 
| Destructor.  More... | |
| virtual void | constrain ()=0 | 
| Constraint function.  More... | |
Abstract base class to be used for system constraints.
A user class derived from this class may be used to constrain the system by attaching an object with the method attach_constraint_object. 
| 
 | virtualdefault | 
Destructor.
Virtual because we will have virtual functions.
| 
 | pure virtual | 
Constraint function.
This function will be called to constrain the system prior to a solve and must be provided by the user in a derived class.
Implemented in libMesh::VariationalSmootherConstraint, and MyConstraint.
Referenced by libMesh::System::user_constrain().
 1.8.14
 1.8.14