VTK  9.2.6
vtkImageMapper3D.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkImageMapper3D.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 =========================================================================*/
141 #ifndef vtkImageMapper3D_h
142 #define vtkImageMapper3D_h
143 
144 #include "vtkAbstractMapper3D.h"
145 #include "vtkRenderingCoreModule.h" // For export macro
146 #include "vtkThreads.h" // for VTK_MAX_THREADS
147 
148 class vtkRenderer;
149 class vtkProp3D;
150 class vtkPoints;
151 class vtkMatrix4x4;
152 class vtkLookupTable;
153 class vtkScalarsToColors;
154 class vtkImageSlice;
155 class vtkImageProperty;
156 class vtkImageData;
157 class vtkMultiThreader;
158 class vtkImageToImageMapper3DFriendship;
159 
160 class VTKRENDERINGCORE_EXPORT vtkImageMapper3D : public vtkAbstractMapper3D
161 {
162 public:
164  void PrintSelf(ostream& os, vtkIndent indent) override;
165 
169  virtual void Render(vtkRenderer* renderer, vtkImageSlice* prop) = 0;
170 
176  void ReleaseGraphicsResources(vtkWindow*) override = 0;
177 
179 
187 
189 
195  vtkSetMacro(Border, vtkTypeBool);
196  vtkBooleanMacro(Border, vtkTypeBool);
197  vtkGetMacro(Border, vtkTypeBool);
199 
201 
207  vtkSetMacro(Background, vtkTypeBool);
208  vtkBooleanMacro(Background, vtkTypeBool);
209  vtkGetMacro(Background, vtkTypeBool);
211 
213 
218  vtkSetMacro(SliceAtFocalPoint, vtkTypeBool);
219  vtkBooleanMacro(SliceAtFocalPoint, vtkTypeBool);
220  vtkGetMacro(SliceAtFocalPoint, vtkTypeBool);
222 
224 
229  vtkSetMacro(SliceFacesCamera, vtkTypeBool);
230  vtkBooleanMacro(SliceFacesCamera, vtkTypeBool);
231  vtkGetMacro(SliceFacesCamera, vtkTypeBool);
233 
235 
242  vtkGetObjectMacro(SlicePlane, vtkPlane);
244 
250  virtual void GetSlicePlaneInDataCoords(vtkMatrix4x4* propMatrix, double plane[4]);
251 
253 
256  vtkSetClampMacro(NumberOfThreads, int, 1, VTK_MAX_THREADS);
257  vtkGetMacro(NumberOfThreads, int);
259 
261 
270  vtkSetMacro(Streaming, vtkTypeBool);
271  vtkGetMacro(Streaming, vtkTypeBool);
272  vtkBooleanMacro(Streaming, vtkTypeBool);
274 
275  // return the bounds in index space
276  virtual void GetIndexBounds(double extent[6]) = 0;
277 
278 protected:
280  ~vtkImageMapper3D() override;
281 
283 
289 
294  vtkInformation* request, vtkInformationVector** inInfo, vtkInformationVector* outInfo) override;
295 
300  static void CheckerboardRGBA(unsigned char* data, int xsize, int ysize, double originx,
301  double originy, double spacingx, double spacingy);
302 
308  unsigned char* MakeTextureData(vtkImageProperty* property, vtkImageData* input, int extent[6],
309  int& xsize, int& ysize, int& bytesPerPixel, bool& reuseTexture, bool& reuseData);
310 
315  void MakeTextureGeometry(const int extent[6], double coords[12], double tcoords[8]);
316 
324  virtual void ComputeTextureSize(
325  const int extent[6], int& xdim, int& ydim, int imageSize[2], int textureSize[2]);
326 
332 
336  vtkImageSlice* GetCurrentProp() { return this->CurrentProp; }
337 
343 
348  void GetBackgroundColor(vtkImageProperty* property, double color[4]);
349 
356 
357  // The slice.
361 
362  // Information about the image, updated by UpdateInformation
363  double DataSpacing[3];
364  double DataOrigin[3];
365  double DataDirection[9];
366  int DataWholeExtent[6];
367 
368  // Set by vtkImageStack when doing multi-pass rendering
372 
373 private:
374  // The prop this mapper is attached to, or zero if none.
375  vtkImageSlice* CurrentProp;
376  vtkRenderer* CurrentRenderer;
377 
378  // The cached data-to-world matrix
379  vtkMatrix4x4* DataToWorldMatrix;
380 
381  vtkImageMapper3D(const vtkImageMapper3D&) = delete;
382  void operator=(const vtkImageMapper3D&) = delete;
383 
384  friend class vtkImageToImageMapper3DFriendship;
385 };
386 
387 #endif
abstract class specifies interface to map 3D data
general representation of visualization data
abstract class to specify dataset behavior
Definition: vtkDataSet.h:172
topologically and geometrically regular array of data
Definition: vtkImageData.h:163
abstract class for mapping images to the screen
virtual void GetSlicePlaneInDataCoords(vtkMatrix4x4 *propMatrix, double plane[4])
Get the plane as a homogeneous 4-vector that gives the plane equation coefficients.
virtual 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),...
vtkDataObject * GetDataObjectInput()
The input data for this mapper.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
static void CheckerboardRGBA(unsigned char *data, int xsize, int ysize, double originx, double originy, double spacingx, double spacingy)
Checkerboard the alpha component of an RGBA image.
vtkScalarsToColors * DefaultLookupTable
vtkMultiThreader * Threader
int FillOutputPortInformation(int port, vtkInformation *info) override
See algorithm for more info.
vtkTypeBool SliceFacesCamera
void GetBackgroundColor(vtkImageProperty *property, double color[4])
Get the background color, by using the first color in the supplied lookup table, or black if there is...
vtkMatrix4x4 * GetDataToWorldMatrix()
Get the data-to-world matrix for this mapper, according to the assembly path for its prop.
virtual void Render(vtkRenderer *renderer, vtkImageSlice *prop)=0
This should only be called by the renderer.
unsigned char * MakeTextureData(vtkImageProperty *property, vtkImageData *input, int extent[6], int &xsize, int &ysize, int &bytesPerPixel, bool &reuseTexture, bool &reuseData)
Perform window/level and color mapping operations to produce unsigned char data that can be used as a...
vtkDataSet * GetDataSetInput()
The input data for this mapper.
vtkTypeBool Background
virtual void GetIndexBounds(double extent[6])=0
void ReleaseGraphicsResources(vtkWindow *) override=0
Release any graphics resources that are being consumed by this mapper.
vtkImageData * GetInput()
The input data for this mapper.
void MakeTextureGeometry(const int extent[6], double coords[12], double tcoords[8])
Compute the coordinates and texture coordinates for the image, given an extent that describes a singl...
~vtkImageMapper3D() override
void SetInputData(vtkImageData *input)
The input data for this mapper.
vtkTypeBool Streaming
vtkTypeBool ProcessRequest(vtkInformation *request, vtkInformationVector **inInfo, vtkInformationVector *outInfo) override
Handle requests from the pipeline executive.
int FillInputPortInformation(int port, vtkInformation *info) override
See algorithm for more info.
vtkRenderer * GetCurrentRenderer()
Get the renderer associated with this mapper, or zero if none.
vtkImageSlice * GetCurrentProp()
Get the vtkImage prop associated with this mapper, or zero if none.
vtkTypeBool SliceAtFocalPoint
image display properties
represents an image in a 3D scene
a simple class to control print indentation
Definition: vtkIndent.h:119
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
map scalar values into colors via a lookup table
represent and manipulate 4x4 transformation matrices
Definition: vtkMatrix4x4.h:151
A class for performing multithreaded execution.
perform various plane computations
Definition: vtkPlane.h:146
represent and manipulate 3D points
Definition: vtkPoints.h:149
represents an 3D object for placement in a rendered scene
Definition: vtkProp3D.h:99
abstract specification for renderers
Definition: vtkRenderer.h:182
Superclass for mapping scalar values to colors.
window superclass for vtkRenderWindow
Definition: vtkWindow.h:39
@ Background
Definition: vtkX3D.h:77
@ info
Definition: vtkX3D.h:382
@ port
Definition: vtkX3D.h:453
@ extent
Definition: vtkX3D.h:351
@ color
Definition: vtkX3D.h:227
@ data
Definition: vtkX3D.h:321
int vtkTypeBool
Definition: vtkABI.h:69