vtkDepthSortPolyData.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkDepthSortPolyData.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 vtkDepthSortPolyData_h
#define vtkDepthSortPolyData_h
 
#include "vtkFiltersHybridModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
 
class vtkCamera;
class vtkProp3D;
class vtkTransform;
 
class VTKFILTERSHYBRID_EXPORT vtkDepthSortPolyData : public vtkPolyDataAlgorithm
{
public:
  static vtkDepthSortPolyData* New();
 
  vtkTypeMacro(vtkDepthSortPolyData, vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  enum Directions
  {
    VTK_DIRECTION_BACK_TO_FRONT = 0,
    VTK_DIRECTION_FRONT_TO_BACK = 1,
    VTK_DIRECTION_SPECIFIED_VECTOR = 2
  };
 
 
  vtkSetMacro(Direction, int);
  vtkGetMacro(Direction, int);
  void SetDirectionToFrontToBack() { this->SetDirection(VTK_DIRECTION_FRONT_TO_BACK); }
  void SetDirectionToBackToFront() { this->SetDirection(VTK_DIRECTION_BACK_TO_FRONT); }
  void SetDirectionToSpecifiedVector() { this->SetDirection(VTK_DIRECTION_SPECIFIED_VECTOR); }
 
  enum SortMode
  {
    VTK_SORT_FIRST_POINT = 0,
    VTK_SORT_BOUNDS_CENTER = 1,
    VTK_SORT_PARAMETRIC_CENTER = 2
  };
 
 
  vtkSetMacro(DepthSortMode, int);
  vtkGetMacro(DepthSortMode, int);
  void SetDepthSortModeToFirstPoint() { this->SetDepthSortMode(VTK_SORT_FIRST_POINT); }
  void SetDepthSortModeToBoundsCenter() { this->SetDepthSortMode(VTK_SORT_BOUNDS_CENTER); }
  void SetDepthSortModeToParametricCenter() { this->SetDepthSortMode(VTK_SORT_PARAMETRIC_CENTER); }
 
 
  virtual void SetCamera(vtkCamera*);
  vtkGetObjectMacro(Camera, vtkCamera);
 
  void SetProp3D(vtkProp3D*);
  vtkProp3D* GetProp3D() { return this->Prop3D; }
 
 
  vtkSetVector3Macro(Vector, double);
  vtkGetVectorMacro(Vector, double, 3);
 
 
  vtkSetVector3Macro(Origin, double);
  vtkGetVectorMacro(Origin, double, 3);
 
 
  vtkSetMacro(SortScalars, vtkTypeBool);
  vtkGetMacro(SortScalars, vtkTypeBool);
  vtkBooleanMacro(SortScalars, vtkTypeBool);
 
  vtkMTimeType GetMTime() override;
 
protected:
  vtkDepthSortPolyData();
  ~vtkDepthSortPolyData() override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  void ComputeProjectionVector(double vector[3], double origin[3]);
 
  int Direction;
  int DepthSortMode;
  vtkCamera* Camera;
  vtkProp3D* Prop3D;
  vtkTransform* Transform;
  double Vector[3];
  double Origin[3];
  vtkTypeBool SortScalars;
 
private:
  vtkDepthSortPolyData(const vtkDepthSortPolyData&) = delete;
  void operator=(const vtkDepthSortPolyData&) = delete;
};
 
#endif