Line data    Source code

       1             : //* This file is part of the MOOSE framework
       2             : //* https://mooseframework.inl.gov
       3             : //*
       4             : //* All rights reserved, see COPYRIGHT for full restrictions
       5             : //* https://github.com/idaholab/moose/blob/master/COPYRIGHT
       6             : //*
       7             : //* Licensed under LGPL 2.1, please see LICENSE for details
       8             : //* https://www.gnu.org/licenses/lgpl-2.1.html
       9             : 
      10             : #include "DoubleWellPotential.h"
      11             : 
      12             : InputParameters
      13           0 : DoubleWellPotential::validParams()
      14             : {
      15           0 :   InputParameters params = KernelValue::validParams();
      16           0 :   params.addClassDescription(
      17             :       "Simple demonstration Allen-Cahn Kernel using an algebraic double-well potential");
      18           0 :   params.addParam<MaterialPropertyName>("mob_name", "L", "The mobility used with the kernel");
      19             : 
      20           0 :   return params;
      21           0 : }
      22             : 
      23           0 : DoubleWellPotential::DoubleWellPotential(const InputParameters & parameters)
      24           0 :   : ACBulk<Real>(parameters)
      25             : {
      26           0 : }
      27             : 
      28             : Real
      29           0 : DoubleWellPotential::computeDFDOP(PFFunctionType type)
      30             : {
      31           0 :   switch (type)
      32             :   {
      33           0 :     case Residual:
      34           0 :       return _u[_qp] * _u[_qp] * _u[_qp] - _u[_qp];
      35             : 
      36           0 :     case Jacobian:
      37           0 :       return _phi[_j][_qp] * (3.0 * _u[_qp] * _u[_qp] - 1.0);
      38             :   }
      39             : 
      40           0 :   mooseError("Invalid type passed in");
      41             : }