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/*=========================================================================
Program: Visualization Toolkit
Module: vtkOpenGLContextActor.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.
=========================================================================*/
// .NAME vtkOpenGLContextActor - provides a vtkProp derived object.
// .SECTION Description
// This object provides the entry point for the vtkContextScene to be rendered
// in a vtkRenderer. Uses the RenderOverlay pass to render the 2D
// vtkContextScene.
#ifndef vtkOpenGLContextActor_h
#define vtkOpenGLContextActor_h
#include "vtkRenderingContextOpenGL2Module.h" // For export macro
#include "vtkContextActor.h"
class VTKRENDERINGCONTEXTOPENGL2_EXPORT vtkOpenGLContextActor : public vtkContextActor
{
public:
void PrintSelf(ostream& os, vtkIndent indent);
vtkTypeMacro(vtkOpenGLContextActor, vtkContextActor);
static vtkOpenGLContextActor* New();
// Description:
// Release any graphics resources that are being consumed by this actor.
// The parameter window could be used to determine which graphic
// resources to release.
virtual void ReleaseGraphicsResources(vtkWindow *window);
// Description:
// We only render in the overlay for the context scene.
virtual int RenderOverlay(vtkViewport *viewport);
protected:
vtkOpenGLContextActor();
~vtkOpenGLContextActor();
// Description:
// Initialize the actor - right now we just decide which device to initialize.
void Initialize(vtkViewport* viewport);
private:
vtkOpenGLContextActor(const vtkOpenGLContextActor&); // Not implemented.
void operator=(const vtkOpenGLContextActor&); // Not implemented.
};
#endif
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