WriteNCDF.hpp

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//-------------------------------------------------------------------------
// Filename      : WriteNCDF.hpp
//
// Purpose       : ExodusII writer
//
// Special Notes : Lots of code taken from verde implementation
//
// Creator       : Corey Ernst 
//
// Date          : 8/02
//
// Owner         : Corey Ernst 
//-------------------------------------------------------------------------

#ifndef WRITENCDF_HPP
#define WRITENCDF_HPP

#ifndef IS_BUILDING_MB
#error "WriteNCDF.hpp isn't supposed to be included into an application"
#endif

#include <vector>
#include <string>

#include "moab/Forward.hpp"
#include "moab/Range.hpp"
#include "moab/ExoIIInterface.hpp"
#include "moab/WriterIface.hpp"

namespace moab {

class WriteUtilIface;

struct MaterialSetData
{
  int id;
  int number_elements;
  int number_nodes_per_element;
  int number_attributes;
  ExoIIElementType element_type;
  Range elements;
};

struct DirichletSetData
{
  int id;
  int number_nodes;
  std::vector< EntityHandle > nodes;
  std::vector< double > node_dist_factors;
  
};

struct NeumannSetData
{
  int id;
  int number_elements;
  std::vector<EntityHandle> elements;
  std::vector<int> side_numbers;
  EntityHandle mesh_set_handle;
  std::vector< double > ss_dist_factors;
};


class WriteNCDF : public WriterIface
{
 
public:
  
  static WriterIface* factory( Interface* );

   WriteNCDF(Interface *impl);

  virtual ~WriteNCDF();

  ErrorCode write_file(const char *exodus_file_name,
                         const bool overwrite,
                         const FileOptions& opts,
                          const EntityHandle *output_list,
                          const int num_sets,
                          const std::vector<std::string> &qa_records, 
                          const Tag* = NULL,
                          int = 0,
                          int user_dimension = 3);
  
protected:

  //int number_dimensions();

  ErrorCode open_file(const char *file_name);

  struct ExodusMeshInfo
  {
    unsigned int num_dim;
    unsigned int num_nodes;
    unsigned int num_elements;
    unsigned int num_elementblocks;
    std::vector<std::string> qaRecords;
    Range nodes;
  };
  
private:

  Interface *mdbImpl;
  WriteUtilIface* mWriteIface;
  
  std::string exodusFile;
  int ncFile;

  EntityHandle mCurrentMeshHandle;

  Tag mMaterialSetTag;
  Tag mDirichletSetTag;
  Tag mNeumannSetTag;
  Tag mHasMidNodesTag;
  Tag mGeomDimensionTag;
  Tag mDistFactorTag;
  Tag mGlobalIdTag;
  Tag mQaRecordTag;

  Tag mEntityMark;   //used to say whether an entity will be exported

  ErrorCode gather_mesh_information(ExodusMeshInfo &mesh_info,
                                       std::vector<MaterialSetData> &block_info,
                                       std::vector<NeumannSetData> &sideset_info,
                                       std::vector<DirichletSetData> &nodeset_info,
                                       std::vector<EntityHandle> &blocks,
                                       std::vector<EntityHandle> &sidesets,
                                       std::vector<EntityHandle> &nodesets);

  ErrorCode write_header(ExodusMeshInfo& mesh_info,
                            std::vector<MaterialSetData> &block_info,
                            std::vector<NeumannSetData> &sideset_info,
                            std::vector<DirichletSetData> &nodeset_info,
                            const char *filename);

  ErrorCode initialize_exodus_file(ExodusMeshInfo &mesh_info,
                                      std::vector<MaterialSetData> &block_data,
                                      std::vector<NeumannSetData> & sideset_data,
                                      std::vector<DirichletSetData> & nodeset_data,
                                      const char* title_string,
                                      bool write_maps = true,
                                      bool write_sideset_distribution_factors = true);

  ErrorCode write_qa_string(const char *string,
                               int record_number,
                               int record_position);

  ErrorCode write_qa_records( std::vector<std::string> &qa_record_list);

  ErrorCode write_nodes(int num_nodes, Range& nodes, int dimension );

  ErrorCode write_elementblocks(std::vector<MaterialSetData> &block_data );

  ErrorCode write_exodus_integer_variable(const char* variable_name,
                                                      int *variable_array,
                                                      int start_position,
                                                      int number_values);

  ErrorCode write_global_node_order_map(int num_nodes, Range& nodes);
  ErrorCode write_global_element_order_map(int num_elements);
  ErrorCode write_element_order_map(int num_elements);

  ErrorCode write_BCs(std::vector<NeumannSetData> &sidesets,
                         std::vector<DirichletSetData> &nodesets);

  ErrorCode find_side_element_type( const int element_id, ExoIIElementType &type );

 /* ErrorCode assign_block_ids_to_ssets(EntityHandle ss_handle,
                                         MB_MeshSet *ss_mesh_set);
                                         */
  void reset_block(std::vector<MaterialSetData> &block_info);

  ErrorCode get_sideset_elems(EntityHandle sideset, int current_sense,
                                 Range &forward_elems, Range &reverse_elems);
  

  ErrorCode get_valid_sides(Range &elems, ExodusMeshInfo &mesh_info, 
                               const int sense,
                               NeumannSetData &sideset_data);
  
  static void time_and_date(char* time_string, char* date_string);
};

} // namespace moab

#endif