VTK
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 =========================================================================*/
52 #ifndef vtkGaussianBlurPass_h
53 #define vtkGaussianBlurPass_h
54 
55 #include "vtkRenderingOpenGLModule.h" // For export macro
56 #include "vtkImageProcessingPass.h"
57 
59 class vtkDepthPeelingPassLayerList; // Pimpl
60 class vtkShaderProgram2;
61 class vtkShader2;
63 class vtkTextureObject;
64 
65 class VTKRENDERINGOPENGL_EXPORT vtkGaussianBlurPass : public vtkImageProcessingPass
66 {
67 public:
70  void PrintSelf(ostream& os, vtkIndent indent);
71 
76  virtual void Render(const vtkRenderState *s);
77 
84 
85  protected:
90 
95 
100  vtkTextureObject *Pass1; // render target for the scene
101  vtkTextureObject *Pass2; // render target for the horizontal pass
103 
104  bool Supported;
106 
107  private:
108  vtkGaussianBlurPass(const vtkGaussianBlurPass&) VTK_DELETE_FUNCTION;
109  void operator=(const vtkGaussianBlurPass&) VTK_DELETE_FUNCTION;
110 };
111 
112 #endif
internal class which encapsulates OpenGL frame buffer object.
Implement a post-processing Gaussian blur render pass.
vtkTextureObject * Pass1
void ReleaseGraphicsResources(vtkWindow *w)
Release graphics resources and ask components to release their own resources.
static vtkGaussianBlurPass * New()
vtkTextureObject * Pass2
virtual void Render(const vtkRenderState *s)
Perform rendering according to a render state s.
vtkShaderProgram2 * BlurProgram
vtkFrameBufferObject * FrameBufferObject
Graphics resources.
void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses.
virtual ~vtkGaussianBlurPass()
Destructor.
vtkGaussianBlurPass()
Default constructor.
Convenient class for post-processing passes.
a simple class to control print indentation
Definition: vtkIndent.h:40
OpenGL rendering window.
Context in which a vtkRenderPass will render.
GLSL Shader.
Definition: vtkShader2.h:63
abstracts an OpenGL texture object.
window superclass for vtkRenderWindow
Definition: vtkWindow.h:35