local_field_refiner.h

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//
// Copyright (c) 2014 Limit Point Systems, Inc. 
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//


#ifndef LOCAL_FIELD_REFINER_H
#define LOCAL_FIELD_REFINER_H

#ifndef SHEAF_DLL_SPEC_H
#include "SheafSystem/sheaf_dll_spec.h"
#endif

#ifndef ANY_H
#include "SheafSystem/any.h"
#endif

#ifndef BLOCK_H
#include "SheafSystem/block.h"
#endif

#ifndef FIELDS_H
#include "SheafSystem/fields.h"
#endif

namespace fiber_bundle
{
class base_space_poset;
}

namespace fields
{

using namespace sheaf;
using namespace fiber_bundle;

class field_refinement_buffer;
class field_refinement_policy;

class SHEAF_DLL_SPEC local_field_refiner : public any
{

  // ===========================================================
  // ===========================================================

public:

  virtual ~local_field_refiner();

  virtual int db() const = 0;

  virtual const std::string& zone_type_name() const = 0;

  virtual const std::string& vertex_type_name() const;

  const field_refinement_policy& policy() const;

  void refine(field_refinement_buffer& xbuffer);

  virtual size_type refined_zone_ct() const = 0;

  const block<scoped_index>& refined_zone_ids() const;

  virtual const chart_point_coord_type* local_coordinates_map(size_type xi) const = 0;

protected:

  local_field_refiner();

  local_field_refiner(const local_field_refiner& xother);

  local_field_refiner(const field_refinement_policy& xpolicy);

  const field_refinement_policy& _policy;

  block<scoped_index> _point_dof_tuple_ids;

  block<scoped_index> _zone_dof_tuple_ids;

  block<scoped_index> _refined_zone_ids;

  void initialize_buffers();

  virtual void refine_base_space(field_refinement_buffer& xbuffer) = 0;

  virtual void refine_coordinates(field_refinement_buffer& xbuffer) = 0;

  pod_index_type create_vertex(base_space_poset& xbase, int xdepth);

  pod_index_type create_zone(base_space_poset& xbase, int xdepth);



  // ===========================================================
  // ===========================================================

public:

  virtual local_field_refiner* clone() const = 0;

  virtual local_field_refiner& operator=(const local_field_refiner& xother);

  virtual bool invariant() const;

  virtual bool is_ancestor_of(const any* other) const;


};
 
} // namespace fields

#endif // ifndef LOCAL_FIELD_REFINER_H