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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 "XFEMMarkerAux.h" 11 : 12 : #include "XFEM.h" 13 : 14 : registerMooseObject("XFEMApp", XFEMMarkerAux); 15 : 16 : InputParameters 17 0 : XFEMMarkerAux::validParams() 18 : { 19 0 : InputParameters params = AuxKernel::validParams(); 20 0 : params.addClassDescription("Identify the crack tip elements."); 21 0 : return params; 22 0 : } 23 : 24 0 : XFEMMarkerAux::XFEMMarkerAux(const InputParameters & parameters) : AuxKernel(parameters) 25 : { 26 0 : FEProblemBase * fe_problem = dynamic_cast<FEProblemBase *>(&_subproblem); 27 0 : if (fe_problem == nullptr) 28 0 : mooseError("Problem casting _subproblem to FEProblemBase in XFEMMarkerAux"); 29 0 : _xfem = MooseSharedNamespace::dynamic_pointer_cast<XFEM>(fe_problem->getXFEM()); 30 0 : if (_xfem == nullptr) 31 0 : mooseError("Problem casting to XFEM in XFEMMarkerAux"); 32 0 : if (isNodal()) 33 0 : mooseError("XFEMMarkerAux can only be run on an element variable"); 34 0 : } 35 : 36 : Real 37 0 : XFEMMarkerAux::computeValue() 38 : { 39 0 : bool isCTE = _xfem->isElemAtCrackTip(_current_elem); 40 : Real value = 0.0; 41 0 : if (isCTE) 42 : { 43 : value = 1.0; 44 : } 45 : 46 0 : return value; 47 : }