vtkPolyDataSilhouette.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkPolyDataSilhouette_h
#define vtkPolyDataSilhouette_h
 
#include "vtkFiltersHybridModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
 
VTK_ABI_NAMESPACE_BEGIN
class vtkCamera;
class vtkProp3D;
class vtkTransform;
class vtkPolyDataEdges;
 
class VTKFILTERSHYBRID_EXPORT vtkPolyDataSilhouette : public vtkPolyDataAlgorithm
{
public:
  static vtkPolyDataSilhouette* New();
 
  vtkTypeMacro(vtkPolyDataSilhouette, vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  vtkSetMacro(EnableFeatureAngle, int);
  vtkGetMacro(EnableFeatureAngle, int);


  vtkSetMacro(FeatureAngle, double);
  vtkGetMacro(FeatureAngle, double);


  vtkSetMacro(BorderEdges, vtkTypeBool);
  vtkGetMacro(BorderEdges, vtkTypeBool);
  vtkBooleanMacro(BorderEdges, vtkTypeBool);


  vtkSetMacro(PieceInvariant, vtkTypeBool);
  vtkGetMacro(PieceInvariant, vtkTypeBool);
  vtkBooleanMacro(PieceInvariant, vtkTypeBool);
 
  enum Directions
  {
    VTK_DIRECTION_SPECIFIED_VECTOR = 0,
    VTK_DIRECTION_SPECIFIED_ORIGIN = 1,
    VTK_DIRECTION_CAMERA_ORIGIN = 2,
    VTK_DIRECTION_CAMERA_VECTOR = 3
  };


  vtkSetMacro(Direction, int);
  vtkGetMacro(Direction, int);
  void SetDirectionToSpecifiedVector() { this->SetDirection(VTK_DIRECTION_SPECIFIED_VECTOR); }
  void SetDirectionToSpecifiedOrigin() { this->SetDirection(VTK_DIRECTION_SPECIFIED_ORIGIN); }
  void SetDirectionToCameraVector() { this->SetDirection(VTK_DIRECTION_CAMERA_VECTOR); }
  void SetDirectionToCameraOrigin() { this->SetDirection(VTK_DIRECTION_CAMERA_ORIGIN); }


  virtual void SetCamera(vtkCamera VTK_WRAP_EXTERN*);
  vtkGetObjectMacro(Camera, vtkCamera VTK_WRAP_EXTERN);


  void SetProp3D(vtkProp3D VTK_WRAP_EXTERN*);
  vtkProp3D VTK_WRAP_EXTERN* GetProp3D();


  vtkSetVector3Macro(Vector, double);
  vtkGetVectorMacro(Vector, double, 3);


  vtkSetVector3Macro(Origin, double);
  vtkGetVectorMacro(Origin, double, 3);

  vtkMTimeType GetMTime() override;
 
protected:
  vtkPolyDataSilhouette();
  ~vtkPolyDataSilhouette() override;
 
  int RequestData(vtkInformation*, vtkInformationVector**, vtkInformationVector*) override;
  void ComputeProjectionVector(double vector[3], double origin[3]);
 
  int Direction;
  vtkCamera* Camera;
  vtkProp3D* Prop3D;
  vtkTransform* Transform;
  double Vector[3];
  double Origin[3];
 
  int EnableFeatureAngle;
  double FeatureAngle;
 
  vtkTypeBool BorderEdges;
  vtkTypeBool PieceInvariant;
 
  vtkPolyDataEdges* PreComp; // precomputed data for a given point of view
 
private:
  vtkPolyDataSilhouette(const vtkPolyDataSilhouette&) = delete;
  void operator=(const vtkPolyDataSilhouette&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif