vtkAbstractVolumeMapper.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkAbstractVolumeMapper.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 vtkAbstractVolumeMapper_h
#define vtkAbstractVolumeMapper_h
 
#include "vtkRenderingCoreModule.h" // For export macro
#include "vtkAbstractMapper3D.h"
 
class vtkRenderer;
class vtkVolume;
class vtkWindow;
class vtkDataSet;
 
class VTKRENDERINGCORE_EXPORT vtkAbstractVolumeMapper : public vtkAbstractMapper3D
{
public:
  vtkTypeMacro(vtkAbstractVolumeMapper,vtkAbstractMapper3D);
  void PrintSelf( ostream& os, vtkIndent indent );
 
 
  vtkDataSet *GetDataSetInput();
  vtkDataObject *GetDataObjectInput();
 
 
  virtual double *GetBounds();
  virtual void GetBounds(double bounds[6])
    { this->vtkAbstractMapper3D::GetBounds(bounds); };
 
 
  vtkSetMacro(ScalarMode,int);
  vtkGetMacro(ScalarMode,int);
  void SetScalarModeToDefault() {
    this->SetScalarMode(VTK_SCALAR_MODE_DEFAULT);};
  void SetScalarModeToUsePointData() {
    this->SetScalarMode(VTK_SCALAR_MODE_USE_POINT_DATA);};
  void SetScalarModeToUseCellData() {
    this->SetScalarMode(VTK_SCALAR_MODE_USE_CELL_DATA);};
  void SetScalarModeToUsePointFieldData() {
    this->SetScalarMode(VTK_SCALAR_MODE_USE_POINT_FIELD_DATA);};
  void SetScalarModeToUseCellFieldData() {
    this->SetScalarMode(VTK_SCALAR_MODE_USE_CELL_FIELD_DATA);};
 
 
  virtual void SelectScalarArray(int arrayNum);
  virtual void SelectScalarArray(const char* arrayName);
 
 
  virtual char* GetArrayName() { return this->ArrayName; }
  virtual int GetArrayId() { return this->ArrayId; }
  virtual int GetArrayAccessMode() { return this->ArrayAccessMode; }
 
  const char *GetScalarModeAsString();
 
//BTX
 
  virtual float GetGradientMagnitudeScale() {return 1.0f;};
  virtual float GetGradientMagnitudeBias()  {return 0.0f;};
  virtual float GetGradientMagnitudeScale(int) {return 1.0f;};
  virtual float GetGradientMagnitudeBias(int)  {return 0.0f;};
 
 
  virtual void Render(vtkRenderer *ren, vtkVolume *vol)=0;
 
  virtual void ReleaseGraphicsResources(vtkWindow *) {}
 
//ETX
 
protected:
  vtkAbstractVolumeMapper();
  ~vtkAbstractVolumeMapper();
 
  // see algorithm for more info
  virtual int FillInputPortInformation(int port, vtkInformation* info);
 
  int         ScalarMode;
  char       *ArrayName;
  int         ArrayId;
  int         ArrayAccessMode;
 
private:
  vtkAbstractVolumeMapper(const vtkAbstractVolumeMapper&);  // Not implemented.
  void operator=(const vtkAbstractVolumeMapper&);  // Not implemented.
};
 
 
#endif