vtkPolyDataMapper.h

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

  Program:   Visualization Toolkit
  Module:    vtkPolyDataMapper.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 vtkPolyDataMapper_h
#define vtkPolyDataMapper_h

#include "vtkRenderingCoreModule.h" // For export macro
#include "vtkMapper.h"
#include "vtkTexture.h" // used to include texture unit enum.

class vtkPolyData;
class vtkRenderer;
class vtkRenderWindow;

class VTKRENDERINGCORE_EXPORT vtkPolyDataMapper : public vtkMapper
{
public:
  static vtkPolyDataMapper *New();
  vtkTypeMacro(vtkPolyDataMapper, vtkMapper);
  void PrintSelf(ostream& os, vtkIndent indent);

  virtual void RenderPiece(vtkRenderer *ren, vtkActor *act) = 0;

  virtual void Render(vtkRenderer *ren, vtkActor *act);


  void SetInputData(vtkPolyData *in);
  vtkPolyData *GetInput();


  virtual void Update(int port);
  virtual void Update();
  virtual int Update(int port, vtkInformationVector* requests);
  virtual int Update(vtkInformation* requests);


  vtkSetMacro(Piece, int);
  vtkGetMacro(Piece, int);
  vtkSetMacro(NumberOfPieces, int);
  vtkGetMacro(NumberOfPieces, int);
  vtkSetMacro(NumberOfSubPieces, int);
  vtkGetMacro(NumberOfSubPieces, int);


  vtkSetMacro(GhostLevel, int);
  vtkGetMacro(GhostLevel, int);

  virtual double *GetBounds();
  virtual void GetBounds(double bounds[6])
    { this->Superclass::GetBounds(bounds); }

  void ShallowCopy(vtkAbstractMapper *m);

  virtual void MapDataArrayToVertexAttribute(
    const char* vertexAttributeName,
    const char* dataArrayName, int fieldAssociation, int componentno = -1);

  virtual void MapDataArrayToMultiTextureAttribute(
    int unit,
    const char* dataArrayName, int fieldAssociation, int componentno = -1);

  virtual void RemoveVertexAttributeMapping(const char* vertexAttributeName);

  virtual void RemoveAllVertexAttributeMappings();

  virtual int ProcessRequest(vtkInformation*,
                             vtkInformationVector**,
                             vtkInformationVector*);

protected:
  vtkPolyDataMapper();
  ~vtkPolyDataMapper() {}

  virtual void ComputeBounds();

  int Piece;
  int NumberOfPieces;
  int NumberOfSubPieces;
  int GhostLevel;

  virtual int FillInputPortInformation(int, vtkInformation*);

private:
  vtkPolyDataMapper(const vtkPolyDataMapper&) VTK_DELETE_FUNCTION;
  void operator=(const vtkPolyDataMapper&) VTK_DELETE_FUNCTION;
};

#endif