eighth_sphere_mesh.template.h

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//LIC// ====================================================================
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//LIC// Copyright (C) 2006-2016 Matthias Heil and Andrew Hazel
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#ifndef OOMPH_EIGHTH_SPHERE_MESH_HEADER
#define OOMPH_EIGHTH_SPHERE_MESH_HEADER

// Headers
#include "../generic/refineable_brick_mesh.h"
#include "../generic/macro_element.h"
#include "../generic/domain.h"
#include "../generic/algebraic_elements.h"
#include "../generic/brick_mesh.h"

//Include the headers file for domain
#include "eighth_sphere_domain.h"

namespace oomph
{


//======================================================================
/// Eight of a sphere brick mesh, based on the EightSphereDomain
/// Non-refineable version with four brick elements.
/// The eighth-sphere is located in the positive octant, 
/// centred at the origin. The mesh boundaries are numbered
/// as follows:
/// - Boundary 0: Plane x=0
/// - Boundary 1: Plane y=0
/// - Boundary 2: Plane z=0
/// - Boundary 3: The surface of the sphere.
//======================================================================
template<class ELEMENT>
class EighthSphereMesh : public virtual BrickMeshBase
{

public:

 /// \short Constructor: Pass radius and timestepper; defaults to 
 /// static default timestepper
 EighthSphereMesh(const double& radius, TimeStepper* time_stepper_pt=
                  &Mesh::Default_TimeStepper);


 /// Destructor
 ~EighthSphereMesh()
  {
   delete Domain_pt;
   Domain_pt=0;
  }

protected :

 /// Pointer to the domain
 Domain* Domain_pt;

 /// Radius of the sphere
 double Radius;
 
};





//======================================================================
/// Refineable version of the eight of a sphere brick mesh.
/// The eighth-sphere is located in the positive octant, 
/// centred at the origin. The mesh boundaries are numbered
/// as follows:
/// - Boundary 0: Plane x=0
/// - Boundary 1: Plane y=0
/// - Boundary 2: Plane z=0
/// - Boundary 3: The surface of the sphere.
//======================================================================
template<class ELEMENT>
class RefineableEighthSphereMesh : public EighthSphereMesh<ELEMENT>,
 public virtual RefineableBrickMesh<ELEMENT>
 {

public:

 /// \short Constructor: Pass radius and timestepper; defaults to 
 /// static default timestepper
 RefineableEighthSphereMesh(const double& radius, TimeStepper* time_stepper_pt=
                          &Mesh::Default_TimeStepper) :  
  EighthSphereMesh<ELEMENT>(radius,time_stepper_pt)
  {

   // Loop over all elements and set macro element pointer
   unsigned nel=this->nelement();
   for (unsigned ielem=0;ielem<nel;ielem++)
    {
     dynamic_cast<RefineableQElement<3>*>(this->element_pt(ielem))->
      set_macro_elem_pt(this->Domain_pt->macro_element_pt(ielem));
    }
 
   // Associate the elements with octrees and plant in forest
   Vector<TreeRoot*> tree_pt;
   OcTreeRoot::setup_static_data();
   for (unsigned e = 0; e<nel; e++)
    {
     FiniteElement* el_pt=this->finite_element_pt(e);
     ELEMENT* ref_el_pt=dynamic_cast<ELEMENT*>(el_pt);
     OcTreeRoot* octree_root_pt=new OcTreeRoot(ref_el_pt);
     tree_pt.push_back(octree_root_pt);
    }
   
   //Plant in forest
   this->Forest_pt=new OcTreeForest(tree_pt);
   
#ifdef PARANOID
   // Run self test on octree forest
   dynamic_cast<OcTreeForest*>(this->Forest_pt)->self_test();
#endif

  }

};

}

#endif