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 "MooseMesh.h"
      13             : 
      14             : /**
      15             :  * Mesh generated from parameters
      16             :  */
      17             : class SpiralAnnularMesh : public MooseMesh
      18             : {
      19             : public:
      20             :   static InputParameters validParams();
      21             : 
      22             :   SpiralAnnularMesh(const InputParameters & parameters);
      23           0 :   SpiralAnnularMesh(const SpiralAnnularMesh & /* other_mesh */) = default;
      24             : 
      25             :   // No copy
      26             :   SpiralAnnularMesh & operator=(const SpiralAnnularMesh & other_mesh) = delete;
      27             : 
      28             :   virtual std::unique_ptr<MooseMesh> safeClone() const override;
      29             : 
      30             :   virtual void buildMesh() override;
      31             : 
      32             : protected:
      33             :   /// Radius of the inner circle
      34             :   const Real _inner_radius;
      35             : 
      36             :   /// Radius of the outer circle. Logically, it's bigger that inner_radius.
      37             :   const Real _outer_radius;
      38             : 
      39             :   /// Factor to increase initial_delta_r for each ring.
      40             :   /// For a uniform grid : radial_bias = 1.0
      41             :   Real _radial_bias;
      42             : 
      43             :   /// Number of nodes on each ring.
      44             :   const unsigned int _nodes_per_ring;
      45             : 
      46             :   /// Generate mesh of TRI6 elements instead of TRI3 elements.
      47             :   const bool _use_tri6;
      48             : 
      49             :   /// Number of rings.You can't specify
      50             :   /// both the number of rings and the radial bias if you want to match
      51             :   /// a specified outer radius exactly... you have to leave one of
      52             :   /// those parameters free so that it can be determined.
      53             :   unsigned int _num_rings;
      54             : 
      55             :   /// The boundary id to use for the cylinder.
      56             :   const boundary_id_type _cylinder_bid, _exterior_bid;
      57             : 
      58             :   // Width of the initial layer of elements around the cylinder.
      59             :   // This number should be approximately 2 * pi * inner_radius / nodes_per_ring
      60             :   // to ensure that the initial layer of elements is almost
      61             :   // equilateral
      62             :   const Real _initial_delta_r;
      63             : };