VTK
vtkGenericDataSet.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkGenericDataSet.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 =========================================================================*/
57 #ifndef vtkGenericDataSet_h
58 #define vtkGenericDataSet_h
59 
60 #include "vtkCommonDataModelModule.h" // For export macro
61 #include "vtkDataObject.h"
62 
63 class vtkCellTypes;
68 
69 class VTKCOMMONDATAMODEL_EXPORT vtkGenericDataSet : public vtkDataObject
70 {
71 public:
73 
77  void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
79 
86 
93  virtual vtkIdType GetNumberOfCells(int dim=-1) = 0;
94 
101  virtual int GetCellDimension() = 0;
102 
113  virtual void GetCellTypes(vtkCellTypes *types);
114 
126  virtual vtkGenericCellIterator *NewCellIterator(int dim=-1) = 0;
127 
138  int exteriorOnly=0) = 0;
139 
147 
161  virtual int FindCell(double x[3],
162  vtkGenericCellIterator* &cell,
163  double tol2,
164  int &subId,
165  double pcoords[3]) = 0;
166 
172  virtual void FindPoint(double x[3],
174 
179  vtkMTimeType GetMTime() VTK_OVERRIDE;
180 
184  virtual void ComputeBounds()=0;
185 
192  virtual double *GetBounds();
193 
198  virtual void GetBounds(double bounds[6]);
199 
205  virtual double *GetCenter();
206 
210  virtual void GetCenter(double center[3]);
211 
216  virtual double GetLength();
217 
219 
222  vtkGetObjectMacro(Attributes, vtkGenericAttributeCollection);
224 
240  vtkDataSetAttributes* GetAttributes(int type) VTK_OVERRIDE
241  { return this->Superclass::GetAttributes(type); }
242 
244 
249  virtual void SetTessellator(vtkGenericCellTessellator *tessellator);
250  vtkGetObjectMacro(Tessellator,vtkGenericCellTessellator);
252 
258  unsigned long GetActualMemorySize() VTK_OVERRIDE;
259 
263  int GetDataObjectType() VTK_OVERRIDE;
264 
268  virtual vtkIdType GetEstimatedSize() = 0;
269 
271 
275  static vtkGenericDataSet* GetData(vtkInformationVector* v, int i=0);
277 
278 protected:
284 
285  ~vtkGenericDataSet() VTK_OVERRIDE;
286 
288 
289  //Main helper class to tesselate a higher order cell into linear ones.
291 
292  double Bounds[6]; // (xmin,xmax, ymin,ymax, zmin,zmax) geometric bounds
293  double Center[3]; // Center of the geometric bounding box
294  vtkTimeStamp ComputeTime; // Time at which bounds, center, etc. computed
295 
296 private:
297  vtkGenericDataSet(const vtkGenericDataSet&) VTK_DELETE_FUNCTION;
298  void operator=(const vtkGenericDataSet&) VTK_DELETE_FUNCTION;
299 };
300 
301 #endif
object provides direct access to cells in vtkCellArray and type information
Definition: vtkCellTypes.h:53
general representation of visualization data
Definition: vtkDataObject.h:65
represent and manipulate attribute data in a dataset
iterator used to traverse cells
helper class to perform cell tessellation
defines dataset interface
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
virtual vtkGenericCellIterator * NewBoundaryIterator(int dim=-1, int exteriorOnly=0)=0
Return an iterator to traverse cell boundaries of dimension ‘dim’ (or all dimensions if -1) of the da...
virtual void SetTessellator(vtkGenericCellTessellator *tessellator)
Set/Get a cell tessellator if cells must be tessellated during processing.
unsigned long GetActualMemorySize() override
Actual size of the data in kibibytes (1024 bytes); only valid after the pipeline has updated.
virtual vtkIdType GetNumberOfPoints()=0
Return the number of points composing the dataset.
virtual int GetCellDimension()=0
Return -1 if the dataset is explicitly defined by cells of varying dimensions or if there are no cell...
virtual vtkIdType GetNumberOfCells(int dim=-1)=0
Return the number of cells that explicitly define the dataset.
virtual vtkGenericCellIterator * NewCellIterator(int dim=-1)=0
Return an iterator to traverse cells of dimension ‘dim’ (or all dimensions if -1) that explicitly def...
virtual vtkGenericPointIterator * NewPointIterator()=0
Return an iterator to traverse the points composing the dataset; they can be points that define a cel...
virtual void FindPoint(double x[3], vtkGenericPointIterator *p)=0
Locate the closest point ‘p’ to position ‘x’ (global coordinates).
virtual int FindCell(double x[3], vtkGenericCellIterator *&cell, double tol2, int &subId, double pcoords[3])=0
Locate the closest cell to position ‘x’ (global coordinates) with respect to a tolerance squared ‘tol...
vtkMTimeType GetMTime() override
Datasets are composite objects and need to check each part for their modified time.
virtual void GetCellTypes(vtkCellTypes *types)
Get a list of types of cells in a dataset.
iterator used to traverse points
a simple class to control print indentation
Definition: vtkIndent.h:40
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
record modification and/or execution time
Definition: vtkTimeStamp.h:36
@ info
Definition: vtkX3D.h:376
@ center
Definition: vtkX3D.h:230
@ type
Definition: vtkX3D.h:516
int vtkIdType
Definition: vtkType.h:287
vtkTypeUInt64 vtkMTimeType
Definition: vtkType.h:248