vtkTecplotReader.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkTecplotReader.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
 
/*****************************************************************************
 *
 * Copyright (c) 2000 - 2009, Lawrence Livermore National Security, LLC
 * Produced at the Lawrence Livermore National Laboratory
 * LLNL-CODE-400124
 * All rights reserved.
 *
 * This file was adapted from the ASCII Tecplot reader of VisIt. For details,
 * see https://visit.llnl.gov/.  The full copyright notice is contained in the
 * file COPYRIGHT located at the root of the VisIt distribution or at
 * http://www.llnl.gov/visit/copyright.html.
 *
 *****************************************************************************/
 
#ifndef vtkTecplotReader_h
#define vtkTecplotReader_h
 
#include "vtkIOGeometryModule.h" // For export macro
#include "vtkMultiBlockDataSetAlgorithm.h"
 
#include <string> // STL Header; Required for string
#include <vector> // STL Header; Required for vector
 
class vtkPoints;
class vtkCellData;
class vtkPointData;
class vtkCallbackCommand;
class vtkUnstructuredGrid;
class vtkMultiBlockDataSet;
class vtkDataArraySelection;
class vtkTecplotReaderInternal;
 
class VTKIOGEOMETRY_EXPORT vtkTecplotReader : public vtkMultiBlockDataSetAlgorithm
{
public:
  static vtkTecplotReader* New();
  vtkTypeMacro(vtkTecplotReader, vtkMultiBlockDataSetAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  vtkGetMacro(NumberOfVariables, int);
 
  void SetFileName(VTK_FILEPATH const char* fileName);
 
  const char* GetDataTitle();
 
  int GetNumberOfBlocks();
 
  const char* GetBlockName(int blockIdx);
 
  int GetNumberOfDataAttributes();
 
  const char* GetDataAttributeName(int attrIndx);
 
  int IsDataAttributeCellBased(const char* attrName);
 
  int IsDataAttributeCellBased(int attrIndx);
 
  int GetNumberOfDataArrays();
 
  const char* GetDataArrayName(int arrayIdx);
 
  int GetDataArrayStatus(const char* arayName);
 
  void SetDataArrayStatus(const char* arayName, int bChecked);
 
protected:
  vtkTecplotReader();
  ~vtkTecplotReader() override;
 
  int FillOutputPortInformation(int port, vtkInformation* info) override;
  int RequestInformation(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
 
  static void SelectionModifiedCallback(vtkObject*, unsigned long, void* tpReader, void*);
 
  void Init();
 
  void GetDataArraysList();
 
  void ReadFile(vtkMultiBlockDataSet* multZone);
 
  void GetArraysFromBlockPackingZone(
    int numNodes, int numCells, vtkPoints* theNodes, vtkPointData* nodeData, vtkCellData* cellData);
 
  void GetArraysFromPointPackingZone(int numNodes, vtkPoints* theNodes, vtkPointData* nodeData);
 
  void GetStructuredGridFromBlockPackingZone(int iDimSize, int jDimSize, int kDimSize, int zoneIndx,
    const char* zoneName, vtkMultiBlockDataSet* multZone);
 
  void GetStructuredGridFromPointPackingZone(int iDimSize, int jDimSize, int kDimSize, int zoneIndx,
    const char* zoneName, vtkMultiBlockDataSet* multZone);
 
  void GetUnstructuredGridFromBlockPackingZone(int numNodes, int numCells, const char* cellType,
    int zoneIndx, const char* zoneName, vtkMultiBlockDataSet* multZone);
 
  void GetPolyhedralGridFromBlockPackingZone(int numNodes, int numElements, int numFaces,
    int zoneIndex, const char* zoneName, vtkMultiBlockDataSet* multZone);
 
  void GetPolygonalGridFromBlockPackingZone(int numNodes, int numElements, int numFaces,
    int zoneIndex, const char* zoneName, vtkMultiBlockDataSet* multZone);
 
  void GetPolyhedralGridCells(int numberCells, int numFaces, vtkUnstructuredGrid* unstruct) const;
 
  void GetPolygonalGridCells(int numFaces, int numEdges, vtkUnstructuredGrid* unstruct) const;
 
  void GetUnstructuredGridFromPointPackingZone(int numNodes, int numCells, const char* cellType,
    int zoneIndx, const char* zoneName, vtkMultiBlockDataSet* multZone);
 
  void GetUnstructuredGridCells(
    int numberCells, const char* cellTypeStr, vtkUnstructuredGrid* unstrctGrid);
 
  int NumberOfVariables;
  char* FileName;
  vtkCallbackCommand* SelectionObserver;
  vtkDataArraySelection* DataArraySelection;
  vtkTecplotReaderInternal* Internal;
 
  std::string DataTitle;
  std::vector<int> CellBased;
  std::vector<std::string> ZoneNames;
  std::vector<std::string> Variables;
 
private:
  vtkTecplotReader(const vtkTecplotReader&) = delete;
  void operator=(const vtkTecplotReader&) = delete;
};
 
#endif