VTK
dox
Rendering
OpenGL2
vtkSobelGradientMagnitudePass.h
Go to the documentation of this file.
1
/*=========================================================================
2
3
Program: Visualization Toolkit
4
Module: vtkSobelGradientMagnitudePass.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
=========================================================================*/
60
#ifndef vtkSobelGradientMagnitudePass_h
61
#define vtkSobelGradientMagnitudePass_h
62
63
#include "vtkRenderingOpenGL2Module.h"
// For export macro
64
#include "
vtkImageProcessingPass.h
"
65
66
class
vtkDepthPeelingPassLayerList;
// Pimpl
67
class
vtkOpenGLFramebufferObject
;
68
class
vtkOpenGLHelper
;
69
class
vtkOpenGLRenderWindow
;
70
class
vtkTextureObject
;
71
72
73
class
VTKRENDERINGOPENGL2_EXPORT
vtkSobelGradientMagnitudePass
:
public
vtkImageProcessingPass
74
{
75
public
:
76
static
vtkSobelGradientMagnitudePass
*
New
();
77
vtkTypeMacro(
vtkSobelGradientMagnitudePass
,
vtkImageProcessingPass
);
78
void
PrintSelf
(ostream& os,
vtkIndent
indent) VTK_OVERRIDE;
79
84
void
Render
(
const
vtkRenderState
*s) VTK_OVERRIDE;
85
91
void
ReleaseGraphicsResources
(
vtkWindow
*w) VTK_OVERRIDE;
92
93
protected
:
97
vtkSobelGradientMagnitudePass
();
98
102
~
vtkSobelGradientMagnitudePass
() VTK_OVERRIDE;
103
107
vtkOpenGLFramebufferObject
*FrameBufferObject;
108
vtkTextureObject
*Pass1;
// render target for the scene
109
vtkTextureObject
*Gx1;
// render target 0 for the first shader
110
vtkTextureObject
*Gy1;
// render target 1 for the first shader
111
112
// Structures for the various cell types we render.
113
vtkOpenGLHelper
*Program1;
// shader to compute Gx1 and Gy1
114
vtkOpenGLHelper
*Program2;
// shader to compute |G| from Gx1 and Gy1
115
116
private:
117
vtkSobelGradientMagnitudePass
(const
vtkSobelGradientMagnitudePass
&) VTK_DELETE_FUNCTION;
118
void
operator=(const
vtkSobelGradientMagnitudePass
&) VTK_DELETE_FUNCTION;
119
};
120
121
#endif
vtkOpenGLRenderWindow
OpenGL rendering window.
Definition:
vtkOpenGLRenderWindow.h:38
vtkImageProcessingPass::ReleaseGraphicsResources
void ReleaseGraphicsResources(vtkWindow *w) override
Release graphics resources and ask components to release their own resources.
vtkImageProcessingPass::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkImageProcessingPass
Convenient class for post-processing passes.
Definition:
vtkImageProcessingPass.h:40
vtkWindow
window superclass for vtkRenderWindow
Definition:
vtkWindow.h:34
vtkRenderState
Context in which a vtkRenderPass will render.
Definition:
vtkRenderState.h:40
vtkSobelGradientMagnitudePass
Implement a post-processing edge detection with a Sobel gradient magnitude render pass...
Definition:
vtkSobelGradientMagnitudePass.h:73
vtkIndent
a simple class to control print indentation
Definition:
vtkIndent.h:33
vtkOpenGLFramebufferObject
Internal class which encapsulates OpenGL FramebufferObject.
Definition:
vtkOpenGLFramebufferObject.h:182
vtkTextureObject
abstracts an OpenGL texture object.
Definition:
vtkTextureObject.h:40
vtkRenderPass::Render
virtual void Render(const vtkRenderState *s)=0
Perform rendering according to a render state s.
vtkOpenGLHelper
Definition:
vtkOpenGLHelper.h:30
vtkImageProcessingPass.h
vtkObject::New
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
Generated by
1.8.13