const InputParameters & parameters() const
Computes the frictional state of nodes in mechanical contact using a mortar approach.
static InputParameters validParams()
const bool _use_displaced_mesh
Whether to use displaced mesh (required for this auxiliary kernel)
const MooseArray< Real > & _contact_pressure
Normal contact pressure.
const Real _tolerance
Tolerance used to determine nodal contact states.
const MooseArray< Real > & _tangent_two
Tangent along the second direction.
virtual Real computeValue() override
const MooseArray< Real > & _tangent_one
Tangent along the first direction.
const Real _mu
Coefficient of friction corresponding to the contact interface TODO: Allow variable friction coeffici...