vtkProp.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkProp.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 vtkProp_h
#define vtkProp_h
 
#include "vtkObject.h"
#include "vtkRenderingCoreModule.h" // For export macro
#include <vector>                   // for method args
 
VTK_ABI_NAMESPACE_BEGIN
class vtkAssemblyPath;
class vtkAssemblyPaths;
class vtkHardwareSelector;
class vtkMatrix4x4;
class vtkPropCollection;
class vtkViewport;
class vtkWindow;
class vtkInformation;
class vtkInformationIntegerKey;
class vtkInformationDoubleVectorKey;
class vtkShaderProperty;
 
class VTKRENDERINGCORE_EXPORT vtkProp : public vtkObject
{
public:
  vtkTypeMacro(vtkProp, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  virtual void GetActors(vtkPropCollection*) {}
  virtual void GetActors2D(vtkPropCollection*) {}
  virtual void GetVolumes(vtkPropCollection*) {}
 
 
  vtkSetMacro(Visibility, vtkTypeBool);
  vtkGetMacro(Visibility, vtkTypeBool);
  vtkBooleanMacro(Visibility, vtkTypeBool);
 
 
  vtkSetMacro(Pickable, vtkTypeBool);
  vtkGetMacro(Pickable, vtkTypeBool);
  vtkBooleanMacro(Pickable, vtkTypeBool);
 
  virtual void Pick();
 
 
  vtkSetMacro(Dragable, vtkTypeBool);
  vtkGetMacro(Dragable, vtkTypeBool);
  vtkBooleanMacro(Dragable, vtkTypeBool);
 
  virtual vtkMTimeType GetRedrawMTime() { return this->GetMTime(); }
 
 
  vtkSetMacro(UseBounds, bool);
  vtkGetMacro(UseBounds, bool);
  vtkBooleanMacro(UseBounds, bool);
 
  virtual double* GetBounds() VTK_SIZEHINT(6) { return nullptr; }
 
  virtual void ShallowCopy(vtkProp* prop);
 
 
  virtual void InitPathTraversal();
  virtual vtkAssemblyPath* GetNextPath();
  virtual int GetNumberOfPaths() { return 1; }
 
  virtual void PokeMatrix(vtkMatrix4x4* vtkNotUsed(matrix)) {}
  virtual vtkMatrix4x4* GetMatrix() { return nullptr; }
 
 
  vtkGetObjectMacro(PropertyKeys, vtkInformation);
  virtual void SetPropertyKeys(vtkInformation* keys);
 
  virtual bool HasKeys(vtkInformation* requiredKeys);
 
  static vtkInformationIntegerKey* GeneralTextureUnit();
 
  static vtkInformationDoubleVectorKey* GeneralTextureTransform();
 
  virtual int RenderOpaqueGeometry(vtkViewport*) { return 0; }
  virtual int RenderTranslucentPolygonalGeometry(vtkViewport*) { return 0; }
  virtual int RenderVolumetricGeometry(vtkViewport*) { return 0; }
  virtual int RenderOverlay(vtkViewport*) { return 0; }
 
  virtual bool RenderFilteredOpaqueGeometry(vtkViewport* v, vtkInformation* requiredKeys);
 
  virtual bool RenderFilteredTranslucentPolygonalGeometry(
    vtkViewport* v, vtkInformation* requiredKeys);
 
  virtual bool RenderFilteredVolumetricGeometry(vtkViewport* v, vtkInformation* requiredKeys);
 
  virtual bool RenderFilteredOverlay(vtkViewport* v, vtkInformation* requiredKeys);
 
  virtual vtkTypeBool HasTranslucentPolygonalGeometry() { return 0; }
 
  virtual vtkTypeBool HasOpaqueGeometry() { return 1; }
 
  virtual void ReleaseGraphicsResources(vtkWindow*) {}
 
  virtual double GetEstimatedRenderTime(vtkViewport*) { return this->EstimatedRenderTime; }
  virtual double GetEstimatedRenderTime() { return this->EstimatedRenderTime; }
 
  virtual void SetEstimatedRenderTime(double t)
  {
    this->EstimatedRenderTime = t;
    this->SavedEstimatedRenderTime = t;
  }
 
  virtual void RestoreEstimatedRenderTime()
  {
    this->EstimatedRenderTime = this->SavedEstimatedRenderTime;
  }
 
  virtual void AddEstimatedRenderTime(double t, vtkViewport* vtkNotUsed(vp))
  {
    this->EstimatedRenderTime += t;
  }
 
 
  virtual void SetAllocatedRenderTime(double t, vtkViewport* vtkNotUsed(v))
  {
    this->AllocatedRenderTime = t;
    this->SavedEstimatedRenderTime = this->EstimatedRenderTime;
    this->EstimatedRenderTime = 0.0;
  }
 
 
  vtkGetMacro(AllocatedRenderTime, double);
 
  void SetRenderTimeMultiplier(double t) { this->RenderTimeMultiplier = t; }
  vtkGetMacro(RenderTimeMultiplier, double);
 
  virtual void BuildPaths(vtkAssemblyPaths* paths, vtkAssemblyPath* path);
 
  virtual bool GetSupportsSelection() { return false; }
 
  virtual void ProcessSelectorPixelBuffers(
    vtkHardwareSelector* /* sel */, std::vector<unsigned int>& /* pixeloffsets */)
  {
  }
 
 
  vtkGetMacro(NumberOfConsumers, int);
 
 
  void AddConsumer(vtkObject* c);
  void RemoveConsumer(vtkObject* c);
  vtkObject* GetConsumer(int i);
  int IsConsumer(vtkObject* c);
 
 
  virtual void SetShaderProperty(vtkShaderProperty* property);
  virtual vtkShaderProperty* GetShaderProperty();
 
  // Get if we are in the translucent polygonal geometry pass
  virtual bool IsRenderingTranslucentPolygonalGeometry() { return false; }
 
protected:
  vtkProp();
  ~vtkProp() override;
 
  vtkTypeBool Visibility;
  vtkTypeBool Pickable;
  vtkTypeBool Dragable;
  bool UseBounds;
 
  double AllocatedRenderTime;
  double EstimatedRenderTime;
  double SavedEstimatedRenderTime;
  double RenderTimeMultiplier;
 
  // how many consumers does this object have
  int NumberOfConsumers;
  vtkObject** Consumers;
 
  // support multi-part props and access to paths of prop
  // stuff that follows is used to build the assembly hierarchy
  vtkAssemblyPaths* Paths;
 
  vtkInformation* PropertyKeys;
 
  // User-defined shader replacement and uniform variables
  vtkShaderProperty* ShaderProperty;
 
private:
  vtkProp(const vtkProp&) = delete;
  void operator=(const vtkProp&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif