VTK  9.0.20201025
vtkOpenGLContextActor.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkOpenGLContextActor.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
24 #ifndef vtkOpenGLContextActor_h
25 #define vtkOpenGLContextActor_h
26 
27 #include "vtkContextActor.h"
28 #include "vtkRenderingContextOpenGL2Module.h" // For export macro
29 
30 class VTKRENDERINGCONTEXTOPENGL2_EXPORT vtkOpenGLContextActor : public vtkContextActor
31 {
32 public:
33  void PrintSelf(ostream& os, vtkIndent indent) override;
35 
36  static vtkOpenGLContextActor* New();
37 
43  void ReleaseGraphicsResources(vtkWindow* window) override;
44 
48  int RenderOverlay(vtkViewport* viewport) override;
49 
50 protected:
52  ~vtkOpenGLContextActor() override;
53 
57  void Initialize(vtkViewport* viewport) override;
58 
59 private:
61  void operator=(const vtkOpenGLContextActor&) = delete;
62 };
63 
64 #endif
vtkContextActor.h
vtkContextActor::New
static vtkContextActor * New()
vtkContextActor::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkContextActor::Initialize
virtual void Initialize(vtkViewport *viewport)
Initialize the actor - right now we just decide which device to initialize.
vtkContextActor::RenderOverlay
int RenderOverlay(vtkViewport *viewport) override
We only render in the overlay for the context scene.
vtkWindow
window superclass for vtkRenderWindow
Definition: vtkWindow.h:38
vtkContextActor
provides a vtkProp derived object.
Definition: vtkContextActor.h:37
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:33
vtkViewport
abstract specification for Viewports
Definition: vtkViewport.h:44
vtkOpenGLContextActor
provides a vtkProp derived object.
Definition: vtkOpenGLContextActor.h:30
vtkContextActor::ReleaseGraphicsResources
void ReleaseGraphicsResources(vtkWindow *window) override
Release any graphics resources that are being consumed by this actor.