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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 : #pragma once 11 : 12 : #include "GeneralPostprocessor.h" 13 : 14 : class MooseMesh; 15 : 16 : namespace libMesh 17 : { 18 : class Node; 19 : } 20 : 21 : /** 22 : * Sums a nodal value across all processors and multiplies the result 23 : * by a scale factor. 24 : */ 25 : class NodalVariableValue : public GeneralPostprocessor 26 : { 27 : public: 28 : static InputParameters validParams(); 29 : 30 : NodalVariableValue(const InputParameters & parameters); 31 : 32 1654 : virtual void initialize() override {} 33 : virtual void execute() override; 34 : virtual Real getValue() const override; 35 : virtual void finalize() override; 36 : void initialSetup() override; 37 : 38 : protected: 39 : MooseMesh & _mesh; 40 : std::string _var_name; 41 : Node * _node_ptr; 42 : const Real _scale_factor; 43 : Real _value; 44 : };