VTK  9.1.0
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 "vtkImageSliceMapper.h"
30#include "vtkRenderingOpenGL2Module.h" // For export macro
31
32class vtkRenderWindow;
34class vtkActor;
35
36class VTKRENDERINGOPENGL2_EXPORT vtkOpenGLImageSliceMapper : public vtkImageSliceMapper
37{
38public:
41 void PrintSelf(ostream& os, vtkIndent indent) override;
42
46 void Render(vtkRenderer* ren, vtkImageSlice* prop) override;
47
54
55protected:
58
65 vtkImageData* image, int extent[6], bool recursive);
66
72 int extent[6], bool recursive);
73
78 void RenderPolygon(vtkActor* actor, vtkPoints* points, const int extent[6], vtkRenderer* ren);
79
84 void RenderBackground(vtkActor* actor, vtkPoints* points, const int extent[6], vtkRenderer* ren);
85
94 const int extent[6], int& xdim, int& ydim, int imageSize[2], int textureSize[2]) override;
95
100 bool TextureSizeOK(const int size[2], vtkRenderer* ren);
101
102 vtkRenderWindow* RenderWindow; // RenderWindow used for previous render
103 int TextureSize[2];
107
111
113
114private:
116 void operator=(const vtkOpenGLImageSliceMapper&) = delete;
117};
118
119#endif
represents an object (geometry & properties) in a rendered scene
Definition: vtkActor.h:155
topologically and geometrically regular array of data
Definition: vtkImageData.h:157
image display properties
map a slice of a vtkImageData to the screen
represents an image in a 3D scene
a simple class to control print indentation
Definition: vtkIndent.h:113
OpenGL mapper for image slice display.
~vtkOpenGLImageSliceMapper() override
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...
void ComputeTextureSize(const int extent[6], int &xdim, int &ydim, int imageSize[2], int textureSize[2]) override
Given an extent that describes a slice (it must have unit thickness in one of the three directions),...
void RenderPolygon(vtkActor *actor, vtkPoints *points, const int extent[6], vtkRenderer *ren)
Basic polygon rendering, if the textured parameter is set the tcoords are included,...
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.
static vtkOpenGLImageSliceMapper * New()
void ReleaseGraphicsResources(vtkWindow *) override
Release any graphics resources that are being consumed by this mapper, the image texture in particula...
bool TextureSizeOK(const int size[2], vtkRenderer *ren)
Test whether a given texture size is supported.
void RenderBackground(vtkActor *actor, vtkPoints *points, const int extent[6], vtkRenderer *ren)
Render the background, which means rendering everything within the plane of the image except for the ...
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void Render(vtkRenderer *ren, vtkImageSlice *prop) override
Implement base class method.
OpenGL rendering window.
represent and manipulate 3D points
Definition: vtkPoints.h:143
create a window for renderers to draw into
abstract specification for renderers
Definition: vtkRenderer.h:182
record modification and/or execution time
Definition: vtkTimeStamp.h:52
window superclass for vtkRenderWindow
Definition: vtkWindow.h:39