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vtkOpenGLImageSliceMapper.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkOpenGLImageSliceMapper.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 =========================================================================*/
26 #ifndef vtkOpenGLImageSliceMapper_h
27 #define vtkOpenGLImageSliceMapper_h
28 
29 #include "vtkRenderingOpenGLModule.h" // For export macro
30 #include "vtkImageSliceMapper.h"
31 
32 class vtkWindow;
33 class vtkRenderer;
34 class vtkRenderWindow;
36 class vtkImageSlice;
37 class vtkImageProperty;
38 class vtkImageData;
39 
40 class VTKRENDERINGOPENGL_EXPORT vtkOpenGLImageSliceMapper :
41  public vtkImageSliceMapper
42 {
43 public:
46  void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
47 
51  void Render(vtkRenderer *ren, vtkImageSlice *prop);
52 
59 
60 protected:
63 
68  double red, double green, double blue,
69  double alpha, double ambient, double diffuse);
70 
77  vtkRenderer *ren, vtkImageProperty *property,
78  vtkImageData *image, int extent[6], bool recursive);
79 
85  vtkRenderer *ren, vtkImageProperty *property,
86  vtkImageData *image, int extent[6], bool recursive);
87 
92  void RenderPolygon(vtkPoints *points, const int extent[6], bool textured);
93 
99  vtkPoints *points, const int extent[6], bool textured);
100 
105 
110 
119  const int extent[6], int &xdim, int &ydim,
120  int imageSize[2], int textureSize[2]);
121 
126  bool TextureSizeOK(const int size[2]);
127 
132 
133  long TextureIndex; // OpenGL ID for texture or display list
134  long BackgroundTextureIndex; // OpenGL ID for texture or display list
135  long FragmentShaderIndex; // OpenGL ID for fragment shader
136  vtkRenderWindow *RenderWindow; // RenderWindow used for previous render
137  int TextureSize[2];
141 
144 
148 
149 private:
150  vtkOpenGLImageSliceMapper(const vtkOpenGLImageSliceMapper&) VTK_DELETE_FUNCTION;
151  void operator=(const vtkOpenGLImageSliceMapper&) VTK_DELETE_FUNCTION;
152 };
153 
154 #endif
vtkPoints
represent and manipulate 3D points
Definition: vtkPoints.h:40
vtkOpenGLImageSliceMapper::LastSliceNumber
int LastSliceNumber
Definition: vtkOpenGLImageSliceMapper.h:140
vtkOpenGLImageSliceMapper::LastOrientation
int LastOrientation
Definition: vtkOpenGLImageSliceMapper.h:139
vtkOpenGLImageSliceMapper::vtkOpenGLImageSliceMapper
vtkOpenGLImageSliceMapper()
vtkOpenGLImageSliceMapper::RenderPolygon
void RenderPolygon(vtkPoints *points, const int extent[6], bool textured)
Basic polygon rendering, if the textured parameter is set the tcoords are included,...
vtkOpenGLImageSliceMapper::UsePowerOfTwoTextures
bool UsePowerOfTwoTextures
Definition: vtkOpenGLImageSliceMapper.h:145
vtkOpenGLImageSliceMapper::BuildFragmentProgram
vtkStdString BuildFragmentProgram(vtkImageProperty *property)
Build the fragment program to use with the texture.
vtkX3D::alpha
@ alpha
Definition: vtkX3D.h:250
vtkOpenGLImageSliceMapper::RecursiveRenderTexturedPolygon
void RecursiveRenderTexturedPolygon(vtkRenderer *ren, vtkImageProperty *property, vtkImageData *image, int extent[6], bool recursive)
Recursive internal method, will call the non-recursive method as many times as necessary if the textu...
vtkOpenGLImageSliceMapper::RenderColorAndLighting
void RenderColorAndLighting(double red, double green, double blue, double alpha, double ambient, double diffuse)
Call the OpenGL code that does color and lighting.
vtkOpenGLImageSliceMapper::RenderBackground
void RenderBackground(vtkPoints *points, const int extent[6], bool textured)
Render the background, which means rendering everything within the plane of the image except for the ...
vtkTimeStamp
record modification and/or execution time
Definition: vtkTimeStamp.h:36
vtkX3D::image
@ image
Definition: vtkX3D.h:374
vtkOpenGLImageSliceMapper::UseClampToEdge
bool UseClampToEdge
Definition: vtkOpenGLImageSliceMapper.h:146
vtkOpenGLImageSliceMapper::TextureIndex
long TextureIndex
Definition: vtkOpenGLImageSliceMapper.h:133
vtkOpenGLImageSliceMapper::LoadCount
int LoadCount
Definition: vtkOpenGLImageSliceMapper.h:143
vtkOpenGLImageSliceMapper::UseFragmentProgram
bool UseFragmentProgram
Definition: vtkOpenGLImageSliceMapper.h:147
vtkOpenGLImageSliceMapper::Render
void Render(vtkRenderer *ren, vtkImageSlice *prop)
Implement base class method.
vtkOpenGLImageSliceMapper::~vtkOpenGLImageSliceMapper
~vtkOpenGLImageSliceMapper()
vtkImageSliceMapper
map a slice of a vtkImageData to the screen
Definition: vtkImageSliceMapper.h:43
vtkOpenGLImageSliceMapper::New
static vtkOpenGLImageSliceMapper * New()
vtkWindow
window superclass for vtkRenderWindow
Definition: vtkWindow.h:35
vtkOpenGLImageSliceMapper::RenderWindow
vtkRenderWindow * RenderWindow
Definition: vtkOpenGLImageSliceMapper.h:136
vtkOpenGLImageSliceMapper::RenderTexturedPolygon
void RenderTexturedPolygon(vtkRenderer *ren, vtkImageProperty *property, vtkImageData *image, int extent[6], bool recursive)
Non-recursive internal method, generate a single texture and its corresponding geometry.
vtkOpenGLImageSliceMapper::BindFragmentProgram
void BindFragmentProgram(vtkRenderer *ren, vtkImageProperty *property)
Bind the fragment program, and generate it first if necessary.
vtkX3D::points
@ points
Definition: vtkX3D.h:446
vtkImageSlice
represents an image in a 3D scene
Definition: vtkImageSlice.h:53
vtkOpenGLImageSliceMapper::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkImageProperty
image display properties
Definition: vtkImageProperty.h:43
vtkOpenGLImageSliceMapper::LoadTime
vtkTimeStamp LoadTime
Definition: vtkOpenGLImageSliceMapper.h:142
vtkImageData
topologically and geometrically regular array of data
Definition: vtkImageData.h:46
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:40
vtkOpenGLImageSliceMapper::TextureSizeOK
bool TextureSizeOK(const int size[2])
Test whether a given texture size is supported.
vtkX3D::size
@ size
Definition: vtkX3D.h:253
vtkOpenGLImageSliceMapper::FragmentShaderIndex
long FragmentShaderIndex
Definition: vtkOpenGLImageSliceMapper.h:135
vtkOpenGLImageSliceMapper
OpenGL mapper for image slice display.
Definition: vtkOpenGLImageSliceMapper.h:42
vtkOpenGLImageSliceMapper::TextureBytesPerPixel
int TextureBytesPerPixel
Definition: vtkOpenGLImageSliceMapper.h:138
vtkOpenGLImageSliceMapper::CheckOpenGLCapabilities
void CheckOpenGLCapabilities(vtkOpenGLRenderWindow *renWin)
Check various OpenGL capabilities.
vtkImageSliceMapper.h
vtkRenderer
abstract specification for renderers
Definition: vtkRenderer.h:64
vtkOpenGLImageSliceMapper::ComputeTextureSize
void ComputeTextureSize(const int extent[6], int &xdim, int &ydim, int imageSize[2], int textureSize[2])
Given an extent that describes a slice (it must have unit thickness in one of the three directions),...
vtkOpenGLImageSliceMapper::BackgroundTextureIndex
long BackgroundTextureIndex
Definition: vtkOpenGLImageSliceMapper.h:134
vtkOpenGLRenderWindow
OpenGL rendering window.
Definition: vtkOpenGLRenderWindow.h:39
vtkX3D::extent
@ extent
Definition: vtkX3D.h:345
vtkRenderWindow
create a window for renderers to draw into
Definition: vtkRenderWindow.h:87
vtkStdString
Wrapper around std::string to keep symbols short.
Definition: vtkStdString.h:49
vtkOpenGLImageSliceMapper::ReleaseGraphicsResources
void ReleaseGraphicsResources(vtkWindow *)
Release any graphics resources that are being consumed by this mapper, the image texture in particula...