vtkPVHardwareSelector.h

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

  Program:   ParaView
  Module:    vtkPVHardwareSelector.h

  Copyright (c) Kitware, Inc.
  All rights reserved.
  See Copyright.txt or http://www.paraview.org/HTML/Copyright.html 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 vtkPVHardwareSelector_h
#define vtkPVHardwareSelector_h

#include "vtkOpenGLHardwareSelector.h"
#include "vtkRemotingViewsModule.h" //needed for exports

class vtkPVRenderView;

class VTKREMOTINGVIEWS_EXPORT vtkPVHardwareSelector : public vtkOpenGLHardwareSelector
{
public:
  static vtkPVHardwareSelector* New();
  vtkTypeMacro(vtkPVHardwareSelector, vtkOpenGLHardwareSelector);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void SetView(vtkPVRenderView* view);

  vtkSelection* Select(int region[4]);

  vtkSelection* PolygonSelect(int* polygonPoints, vtkIdType count);

  virtual bool NeedToRenderForSelection();

  void InvalidateCachedSelection() { this->Modified(); }

  int AssignUniqueId(vtkProp*);

  // Fixes a -Woverloaded-virtual warning.
  using vtkOpenGLHardwareSelector::BeginRenderProp;
  void BeginRenderProp(vtkRenderWindow*) override;

protected:
  vtkPVHardwareSelector();
  ~vtkPVHardwareSelector() override;

  int GetPropID(int idx, vtkProp* prop) override;

  bool PassRequired(int pass) override;

  bool PrepareSelect();

  void SavePixelBuffer(int passNo) override;

  vtkTimeStamp CaptureTime;
  int UniqueId;

private:
  vtkPVHardwareSelector(const vtkPVHardwareSelector&) = delete;
  void operator=(const vtkPVHardwareSelector&) = delete;

  class vtkInternals;
  vtkInternals* Internals;
};

#endif