VTK  9.1.0
vtkEDLShading.h
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1/*=========================================================================
2
3 Program: VTK
4 Module: vtkEDLShading.h
5
6 Copyright (c) Sandia Corporation, Kitware Inc.
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=========================================================================*/
15/*----------------------------------------------------------------------
16Acknowledgement:
17This algorithm is the result of joint work by Electricité de France,
18CNRS, Collège de France and Université J. Fourier as part of the
19Ph.D. thesis of Christian BOUCHENY.
20------------------------------------------------------------------------*/
39#ifndef vtkEDLShading_h
40#define vtkEDLShading_h
41
42#define EDL_HIGH_RESOLUTION_ON 1
43#define EDL_LOW_RESOLUTION_ON 1
44
46#include "vtkOpenGLHelper.h" // used for ivars
47#include "vtkRenderingOpenGL2Module.h" // For export macro
48#include "vtkSmartPointer.h" // needed for vtkSmartPointer
49
53
54class VTKRENDERINGOPENGL2_EXPORT vtkEDLShading : public vtkDepthImageProcessingPass
55{
56public:
57 static vtkEDLShading* New();
59 void PrintSelf(ostream& os, vtkIndent indent) override;
60
65 void Render(const vtkRenderState* s) override;
66
73
74protected:
79
83 ~vtkEDLShading() override;
84
89
94
99
104
109
114
116
120 // used to record scene data
122 // color render target for projection pass
124 // depth render target for projection pass
126
127 // Framebuffer objects and textures for EDL
129 // for EDL full res shading
131 // color render target for EDL full res pass
133 // for EDL low res shading (image size/4)
135 // color render target for EDL low res pass
137 // color render target for EDL low res
138 // bilateral filter pass
139
140 // Shader prohrams
144
145 float EDLNeighbours[8][4];
147 int EDLLowResFactor; // basically 4
148
149 float Zn; // near clipping plane
150 float Zf; // far clipping plane
151
152private:
153 vtkEDLShading(const vtkEDLShading&) = delete;
154 void operator=(const vtkEDLShading&) = delete;
155};
156
157#endif
Convenient class for post-processing passes.
Implement an EDL offscreen shading.
Definition: vtkEDLShading.h:55
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
bool EDLCompose(const vtkRenderState *s, vtkOpenGLRenderWindow *)
Compose color and shaded images.
vtkOpenGLHelper EDLComposeProgram
vtkTextureObject * EDLLowBlurTexture
void EDLInitializeShaders(vtkOpenGLRenderWindow *)
Initialization of required GLSL shaders.
vtkEDLShading()
Default constructor.
~vtkEDLShading() override
Destructor.
void EDLInitializeFramebuffers(vtkRenderState &s)
Initialization of required framebuffer objects.
vtkOpenGLFramebufferObject * EDLHighFBO
bool EDLBlurLow(vtkRenderState &s, vtkOpenGLRenderWindow *)
Render EDL in middle resolution buffer.
vtkOpenGLHelper EDLShadeProgram
void ReleaseGraphicsResources(vtkWindow *w) override
Release graphics resources and ask components to release their own resources.
vtkTextureObject * ProjectionDepthTexture
Framebuffer object and textures for initial projection.
bool EDLShadeLow(vtkRenderState &s, vtkOpenGLRenderWindow *)
Render EDL in middle resolution buffer.
static vtkEDLShading * New()
vtkTextureObject * EDLLowShadeTexture
vtkTextureObject * EDLHighShadeTexture
void Render(const vtkRenderState *s) override
Perform rendering according to a render state s.
bool EDLShadeHigh(vtkRenderState &s, vtkOpenGLRenderWindow *)
Render EDL in full resolution buffer.
vtkOpenGLHelper BilateralProgram
vtkOpenGLFramebufferObject * EDLLowFBO
vtkTextureObject * ProjectionColorTexture
Framebuffer object and textures for initial projection.
vtkOpenGLFramebufferObject * ProjectionFBO
Framebuffer object and textures for initial projection.
a simple class to control print indentation
Definition: vtkIndent.h:113
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:39