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vtkUnstructuredGridVolumeRayCastMapper.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkUnstructuredGridVolumeRayCastMapper.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=========================================================================*/
15
32#ifndef vtkUnstructuredGridVolumeRayCastMapper_h
33#define vtkUnstructuredGridVolumeRayCastMapper_h
34
35#include "vtkRenderingVolumeModule.h" // For export macro
37
38class vtkDoubleArray;
39class vtkIdList;
42class vtkRenderer;
43class vtkTimerLog;
47class vtkVolume;
48
50{
51public:
54 void PrintSelf( ostream& os, vtkIndent indent );
55
57
62 vtkSetClampMacro( ImageSampleDistance, float, 0.1f, 100.0f );
63 vtkGetMacro( ImageSampleDistance, float );
65
67
71 vtkSetClampMacro( MinimumImageSampleDistance, float, 0.1f, 100.0f );
72 vtkGetMacro( MinimumImageSampleDistance, float );
74
76
80 vtkSetClampMacro( MaximumImageSampleDistance, float, 0.1f, 100.0f );
81 vtkGetMacro( MaximumImageSampleDistance, float );
83
85
91 vtkSetClampMacro( AutoAdjustSampleDistances, int, 0, 1 );
92 vtkGetMacro( AutoAdjustSampleDistances, int );
93 vtkBooleanMacro( AutoAdjustSampleDistances, int );
95
97
101 vtkSetMacro( NumberOfThreads, int );
102 vtkGetMacro( NumberOfThreads, int );
104
106
110 vtkSetClampMacro( IntermixIntersectingGeometry, int, 0, 1 );
111 vtkGetMacro( IntermixIntersectingGeometry, int );
112 vtkBooleanMacro( IntermixIntersectingGeometry, int );
114
116
120 vtkGetObjectMacro(RayCastFunction, vtkUnstructuredGridVolumeRayCastFunction);
122
124
129 vtkGetObjectMacro(RayIntegrator, vtkUnstructuredGridVolumeRayIntegrator);
131
137
145
146 vtkGetVectorMacro( ImageInUseSize, int, 2 );
147 vtkGetVectorMacro( ImageOrigin, int, 2 );
148 vtkGetVectorMacro( ImageViewportSize, int , 2 );
149
150 void CastRays( int threadID, int threadCount );
151
152protected:
155
160
163
165
166 // This is how big the image would be if it covered the entire viewport
167 int ImageViewportSize[2];
168
169 // This is how big the allocated memory for image is. This may be bigger
170 // or smaller than ImageFullSize - it will be bigger if necessary to
171 // ensure a power of 2, it will be smaller if the volume only covers a
172 // small region of the viewport
173 int ImageMemorySize[2];
174
175 // This is the size of subregion in ImageSize image that we are using for
176 // the current image. Since ImageSize is a power of 2, there is likely
177 // wasted space in it. This number will be used for things such as clearing
178 // the image if necessary.
179 int ImageInUseSize[2];
180
181 // This is the location in ImageFullSize image where our ImageSize image
182 // is located.
183 int ImageOrigin[2];
184
185 // This is the allocated image
186 unsigned char *Image;
187
193
194 void StoreRenderTime( vtkRenderer *ren, vtkVolume *vol, float t );
196
198
199 float *ZBuffer;
200 int ZBufferSize[2];
201 int ZBufferOrigin[2];
202
203 // Get the ZBuffer value corresponding to location (x,y) where (x,y)
204 // are indexing into the ImageInUse image. This must be converted to
205 // the zbuffer image coordinates. Nearest neighbor value is returned.
206 double GetZBufferValue( int x, int y );
207
209 vtkVolume *vol );
210
215
220
223
226
227private:
229 void operator=(const vtkUnstructuredGridVolumeRayCastMapper&) VTK_DELETE_FUNCTION;
230};
231
232#endif
233
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:55
dynamic, self-adjusting array of double
list of point or cell ids
Definition: vtkIdList.h:37
a simple class to control print indentation
Definition: vtkIndent.h:40
A class for performing multithreaded execution.
helper class that draws the image to the screen
abstract specification for renderers
Definition: vtkRenderer.h:64
Timer support and logging.
Definition: vtkTimerLog.h:81
Abstract class for a unstructured grid volume mapper.
vtkUnstructuredGridVolumeRayCastIterator is a superclass for iterating over the intersections of a vi...
A software mapper for unstructured volumes.
void ReleaseGraphicsResources(vtkWindow *)
WARNING: INTERNAL METHOD - NOT INTENDED FOR GENERAL USE Release any graphics resources that are being...
void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses.
vtkUnstructuredGridVolumeRayIntegrator * RealRayIntegrator
void Render(vtkRenderer *, vtkVolume *)
WARNING: INTERNAL METHOD - NOT INTENDED FOR GENERAL USE Initialize rendering for this volume.
static vtkUnstructuredGridVolumeRayCastMapper * New()
vtkUnstructuredGridVolumeRayIntegrator * RayIntegrator
vtkUnstructuredGridVolumeRayCastIterator ** RayCastIterators
virtual void SetRayCastFunction(vtkUnstructuredGridVolumeRayCastFunction *f)
Set/Get the helper class for casting rays.
void CastRays(int threadID, int threadCount)
vtkUnstructuredGridVolumeRayCastFunction * RayCastFunction
void StoreRenderTime(vtkRenderer *ren, vtkVolume *vol, float t)
float RetrieveRenderTime(vtkRenderer *ren, vtkVolume *vol)
virtual void SetRayIntegrator(vtkUnstructuredGridVolumeRayIntegrator *ri)
Set/Get the helper class for integrating rays.
double GetMinimumBoundsDepth(vtkRenderer *ren, vtkVolume *vol)
a superclass for volume ray integration functions
represents a volume (data & properties) in a rendered scene
Definition: vtkVolume.h:51
window superclass for vtkRenderWindow
Definition: vtkWindow.h:35
vtkSetMacro(IgnoreDriverBugs, bool)
Updates the extensions string.
vtkBooleanMacro(IgnoreDriverBugs, bool)
Updates the extensions string.