VTK  9.0.1
vtkGaussianBlurPass.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkGaussianBlurPass.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 =========================================================================*/
49 #ifndef vtkGaussianBlurPass_h
50 #define vtkGaussianBlurPass_h
51 
52 #include "vtkImageProcessingPass.h"
53 #include "vtkRenderingOpenGL2Module.h" // For export macro
54 
55 class vtkDepthPeelingPassLayerList; // Pimpl
57 class vtkOpenGLHelper;
59 class vtkTextureObject;
60 
61 class VTKRENDERINGOPENGL2_EXPORT vtkGaussianBlurPass : public vtkImageProcessingPass
62 {
63 public:
66  void PrintSelf(ostream& os, vtkIndent indent) override;
67 
72  void Render(const vtkRenderState* s) override;
73 
80 
81 protected:
86 
91 
96  vtkTextureObject* Pass1; // render target for the scene
97  vtkTextureObject* Pass2; // render target for the horizontal pass
98 
99  // Structures for the various cell types we render.
101 
102 private:
103  vtkGaussianBlurPass(const vtkGaussianBlurPass&) = delete;
104  void operator=(const vtkGaussianBlurPass&) = delete;
105 };
106 
107 #endif
Implement a post-processing Gaussian blur render pass.
~vtkGaussianBlurPass() override
Destructor.
void ReleaseGraphicsResources(vtkWindow *w) override
Release graphics resources and ask components to release their own resources.
void Render(const vtkRenderState *s) override
Perform rendering according to a render state s.
vtkOpenGLFramebufferObject * FrameBufferObject
Graphics resources.
vtkTextureObject * Pass2
static vtkGaussianBlurPass * New()
vtkTextureObject * Pass1
vtkOpenGLHelper * BlurProgram
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkGaussianBlurPass()
Default constructor.
Convenient class for post-processing passes.
a simple class to control print indentation
Definition: vtkIndent.h:34
Internal class which encapsulates OpenGL FramebufferObject.
OpenGL rendering window.
Context in which a vtkRenderPass will render.
abstracts an OpenGL texture object.
window superclass for vtkRenderWindow
Definition: vtkWindow.h:35