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vtkOverlayPass.h
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/
vtkOverlayPass.h
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkOverlayPass.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.
=========================================================================*/
/**
* @class vtkOverlayPass
* @brief Render the overlay geometry with property key
* filtering.
*
* vtkOverlayPass renders the overlay geometry of all the props that have the
* keys contained in vtkRenderState.
*
* This pass expects an initialized depth buffer and color buffer.
* Initialized buffers means they have been cleared with farest z-value and
* background color/gradient/transparent color.
*
* @sa
* vtkRenderPass vtkDefaultPass
*/
#ifndef vtkOverlayPass_h
#define vtkOverlayPass_h
#include "vtkRenderingOpenGL2Module.h" // For export macro
#include "vtkDefaultPass.h"
class VTKRENDERINGOPENGL2_EXPORT vtkOverlayPass : public vtkDefaultPass
{
public:
static vtkOverlayPass *New();
vtkTypeMacro(vtkOverlayPass,vtkDefaultPass);
void PrintSelf(ostream& os, vtkIndent indent) override;
/**
* Perform rendering according to a render state \p s.
* \pre s_exists: s!=0
*/
void Render(const vtkRenderState *s) override;
protected:
/**
* Default constructor.
*/
vtkOverlayPass();
/**
* Destructor.
*/
~vtkOverlayPass() override;
private:
vtkOverlayPass(const vtkOverlayPass&) = delete;
void operator=(const vtkOverlayPass&) = delete;
};
#endif