vtkOpenGLHardwareSelector.h

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

  Program:   Visualization Toolkit
  Module:    vtkOpenGLHardwareSelector.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 vtkOpenGLHardwareSelector_h
#define vtkOpenGLHardwareSelector_h

#include "vtkRenderingOpenGL2Module.h" // For export macro
#include "vtkHardwareSelector.h"

class VTKRENDERINGOPENGL2_EXPORT vtkOpenGLHardwareSelector : public vtkHardwareSelector
{
public:
  static vtkOpenGLHardwareSelector* New();
  vtkTypeMacro(vtkOpenGLHardwareSelector, vtkHardwareSelector);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void BeginRenderProp() override;
  void EndRenderProp() override;

  void RenderCompositeIndex(unsigned int index) override;

  void RenderProcessId(unsigned int processid) override;

  // we need to initialize the depth buffer
  void BeginSelection() override;
  void EndSelection() override;

protected:
  vtkOpenGLHardwareSelector();
  ~vtkOpenGLHardwareSelector() override;

  void PreCapturePass(int pass) override;
  void PostCapturePass(int pass) override;

  // Called internally before each prop is rendered
  // for device specific configuration/preparation etc.
  void BeginRenderProp(vtkRenderWindow *) override;
  void EndRenderProp(vtkRenderWindow *) override;

  void SavePixelBuffer(int passNo) override;

  bool OriginalMultisample;
  bool OriginalBlending;

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

#endif