vtkActor.h

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

  Program:   Visualization Toolkit
  Module:    vtkActor.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 vtkActor_h
#define vtkActor_h

#include "vtkRenderingCoreModule.h" // For export macro
#include "vtkProp3D.h"

class vtkRenderer;
class vtkPropCollection;
class vtkActorCollection;
class vtkTexture;
class vtkMapper;
class vtkProperty;

class VTKRENDERINGCORE_EXPORT vtkActor : public vtkProp3D
{
public:
  vtkTypeMacro(vtkActor, vtkProp3D);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkActor *New();

  void GetActors(vtkPropCollection *) override;


  int RenderOpaqueGeometry(vtkViewport *viewport) override;
  int RenderTranslucentPolygonalGeometry(vtkViewport *viewport) override;

  vtkTypeBool HasTranslucentPolygonalGeometry() override;

  virtual void Render(vtkRenderer *, vtkMapper *) {}

  void ShallowCopy(vtkProp *prop) override;

  void ReleaseGraphicsResources(vtkWindow *) override;


  void SetProperty(vtkProperty *lut);
  vtkProperty *GetProperty();

  virtual vtkProperty* MakeProperty();


  void SetBackfaceProperty(vtkProperty *lut);
  vtkGetObjectMacro(BackfaceProperty,vtkProperty);


  virtual void SetTexture(vtkTexture*);
  vtkGetObjectMacro(Texture, vtkTexture);

  virtual void SetMapper(vtkMapper *);


  vtkGetObjectMacro(Mapper, vtkMapper);

  using Superclass::GetBounds;
  double *GetBounds() VTK_SIZEHINT(6) override;

  virtual void ApplyProperties() {}

  vtkMTimeType GetMTime() override;

  vtkMTimeType GetRedrawMTime() override;


  vtkGetMacro(ForceOpaque, bool);
  vtkSetMacro(ForceOpaque, bool);
  vtkBooleanMacro(ForceOpaque, bool);
  vtkGetMacro(ForceTranslucent, bool);
  vtkSetMacro(ForceTranslucent, bool);
  vtkBooleanMacro(ForceTranslucent, bool);

  bool GetSupportsSelection() override;

  void ProcessSelectorPixelBuffers(
    vtkHardwareSelector *sel,
    std::vector<unsigned int> &pixeloffsets) override;

protected:
  vtkActor();
  ~vtkActor() override;

  // is this actor opaque
  int GetIsOpaque();
  bool ForceOpaque;
  bool ForceTranslucent;

  vtkProperty *Property;
  vtkProperty *BackfaceProperty;
  vtkTexture *Texture;
  vtkMapper *Mapper;

  // Bounds are cached in an actor - the MapperBounds are also cache to
  // help know when the Bounds need to be recomputed.
  double MapperBounds[6];
  vtkTimeStamp BoundsMTime;

private:
  vtkActor(const vtkActor&) = delete;
  void operator=(const vtkActor&) = delete;
};

#endif