VTK
vtkCellCenterDepthSort.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkCellCenterDepthSort.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 
16 /*
17  * Copyright 2003 Sandia Corporation.
18  * Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
19  * license for use of this work by or on behalf of the
20  * U.S. Government. Redistribution and use in source and binary forms, with
21  * or without modification, are permitted provided that this Notice and any
22  * statement of authorship are reproduced on all copies.
23  */
24 
38 #ifndef __vtkCellCenterDepthSort_h
39 #define __vtkCellCenterDepthSort_h
40 
41 #include "vtkVisibilitySort.h"
42 
43 class vtkFloatArray;
44 
45 class vtkCellCenterDepthSortStack;
46 
48 {
49 public:
51  virtual void PrintSelf(ostream &os, vtkIndent indent);
52  static vtkCellCenterDepthSort *New();
53 
54  virtual void InitTraversal();
55  virtual vtkIdTypeArray *GetNextCells();
56 
57 protected:
59  virtual ~vtkCellCenterDepthSort();
60 
63 
67 
68  virtual float *ComputeProjectionVector();
69  virtual void ComputeCellCenters();
70  virtual void ComputeDepths();
71 
72 private:
73  vtkCellCenterDepthSortStack *ToSort;
74 
75  vtkCellCenterDepthSort(const vtkCellCenterDepthSort &); // Not implemented.
76  void operator=(const vtkCellCenterDepthSort &); // Not implemented.
77 };
78 
79 #endif //__vtkCellCenterDepthSort_h
80