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             : #pragma once
      11             : 
      12             : #include "GeneralPostprocessor.h"
      13             : 
      14             : /**
      15             :  * Compute the value of a variable at a specified location.
      16             :  *
      17             :  * Warning: This postprocessor may result in undefined behavior if utilized with
      18             :  * non-continuous elements and the point being located lies on an element boundary.
      19             :  */
      20             : class PointValue : public GeneralPostprocessor
      21             : {
      22             : public:
      23             :   static InputParameters validParams();
      24             : 
      25             :   PointValue(const InputParameters & parameters);
      26             : 
      27        1917 :   virtual void initialize() override {}
      28             :   virtual void execute() override;
      29        1913 :   virtual void finalize() override {}
      30             :   virtual Real getValue() const override;
      31             : 
      32             : protected:
      33             :   /// The variable number of the variable we are operating on
      34             :   const unsigned int _var_number;
      35             : 
      36             :   /// A reference to the system containing the variable
      37             :   const libMesh::System & _system;
      38             : 
      39             :   /// The point to locate
      40             :   const Point & _point;
      41             : 
      42             :   /// The value of the variable at the desired location
      43             :   Real _value;
      44             : };