dox/IO/vtkBYUReader.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkBYUReader.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.

=========================================================================*/
#ifndef __vtkBYUReader_h
#define __vtkBYUReader_h

#include "vtkPolyDataAlgorithm.h"

class VTK_IO_EXPORT vtkBYUReader : public vtkPolyDataAlgorithm 
{
public:
  static vtkBYUReader *New();

  vtkTypeMacro(vtkBYUReader,vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);


  vtkSetStringMacro(GeometryFileName);
  vtkGetStringMacro(GeometryFileName);


  virtual void SetFileName(const char* f) { this->SetGeometryFileName(f); }
  virtual char* GetFileName() { return this->GetGeometryFileName(); }


  vtkSetStringMacro(DisplacementFileName);
  vtkGetStringMacro(DisplacementFileName);


  vtkSetStringMacro(ScalarFileName);
  vtkGetStringMacro(ScalarFileName);


  vtkSetStringMacro(TextureFileName);
  vtkGetStringMacro(TextureFileName);


  vtkSetMacro(ReadDisplacement,int);
  vtkGetMacro(ReadDisplacement,int);
  vtkBooleanMacro(ReadDisplacement,int);
  

  vtkSetMacro(ReadScalar,int);
  vtkGetMacro(ReadScalar,int);
  vtkBooleanMacro(ReadScalar,int);
  

  vtkSetMacro(ReadTexture,int);
  vtkGetMacro(ReadTexture,int);
  vtkBooleanMacro(ReadTexture,int);


  vtkSetClampMacro(PartNumber,int,1,VTK_LARGE_INTEGER);
  vtkGetMacro(PartNumber,int);

  static int CanReadFile(const char *filename);

protected:
  vtkBYUReader();
  ~vtkBYUReader();

  int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
  // This source does not know how to generate pieces yet.
  int ComputeDivisionExtents(vtkDataObject *output, 
                             int idx, int numDivisions);

  char *GeometryFileName;
  char *DisplacementFileName;
  char *ScalarFileName;
  char *TextureFileName;
  int ReadDisplacement;
  int ReadScalar;
  int ReadTexture;
  int PartNumber;

  void ReadGeometryFile(FILE *fp, int &numPts, vtkInformation *outInfo);
  void ReadDisplacementFile(int numPts, vtkInformation *outInfo);
  void ReadScalarFile(int numPts, vtkInformation *outInfo);
  void ReadTextureFile(int numPts, vtkInformation *outInfo);
private:
  vtkBYUReader(const vtkBYUReader&);  // Not implemented.
  void operator=(const vtkBYUReader&);  // Not implemented.
};

#endif

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