VTK  9.3.0
vtkOutlineGlowPass.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
41 #ifndef vtkOutlineGlowPass_h
42 #define vtkOutlineGlowPass_h
43 
44 #include "vtkImageProcessingPass.h"
45 #include "vtkRenderingOpenGL2Module.h" // For export macro
46 
47 VTK_ABI_NAMESPACE_BEGIN
49 class vtkOpenGLHelper;
50 class vtkTextureObject;
51 
52 class VTKRENDERINGOPENGL2_EXPORT vtkOutlineGlowPass : public vtkImageProcessingPass
53 {
54 public:
57  void PrintSelf(ostream& os, vtkIndent indent) override;
58 
63  void Render(const vtkRenderState* s) override;
64 
71 
76  vtkGetMacro(OutlineIntensity, float);
77  vtkSetMacro(OutlineIntensity, float);
78 
79 protected:
84 
88  ~vtkOutlineGlowPass() override;
89 
94  vtkTextureObject* ScenePass; // render target for the original scene
95  vtkTextureObject* BlurPass1; // render target for vertical blur
96  vtkTextureObject* BlurPass2; // render target for horizontal blur
97 
98  // Shader programs
101 
102  // Default value of 3.0 gives a bright outline with a fading edge
103  float OutlineIntensity = 3.0f;
104 
105 private:
106  vtkOutlineGlowPass(const vtkOutlineGlowPass&) = delete;
107  void operator=(const vtkOutlineGlowPass&) = delete;
108 };
109 
110 VTK_ABI_NAMESPACE_END
111 #endif /* vtkOutlineGlowPass_h */
Convenient class for post-processing passes.
a simple class to control print indentation
Definition: vtkIndent.h:29
Internal class which encapsulates OpenGL FramebufferObject.
Renders a glowing outline using a image processing pass.
vtkTextureObject * BlurPass2
vtkOpenGLHelper * UpscaleProgram
~vtkOutlineGlowPass() override
Destructor.
vtkOpenGLHelper * BlurProgram
vtkOutlineGlowPass()
Default constructor.
vtkTextureObject * BlurPass1
void Render(const vtkRenderState *s) override
Perform rendering according to a render state s.
vtkTextureObject * ScenePass
vtkOpenGLFramebufferObject * FrameBufferObject
Graphics resources.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void ReleaseGraphicsResources(vtkWindow *w) override
Release graphics resources and ask components to release their own resources.
static vtkOutlineGlowPass * New()
Context in which a vtkRenderPass will render.
abstracts an OpenGL texture object.
window superclass for vtkRenderWindow
Definition: vtkWindow.h:28