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EST_TTimeIndex.h
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33 
34 
35 #ifndef __EST_TTIMEINDEX_H__
36 #define __EST_TTIMEINDEX_H__
37 
38 #include <iostream>
39 
40 /** A time index for a container. The container defines how to get an
41  * object and so on, this lets you find a point in the container not
42  * far before the entry you want.
43  *
44  * @author Richard Caley <rjc@cstr.ed.ac.uk>
45  * @version $Id: EST_TTimeIndex.h,v 1.3 2004/09/29 08:24:17 robert Exp $
46  */
47 
48 template<class CONTAINER>
49 struct EST_TTI_Entry
50 {
51  float t;
52  CONTAINER::Index i;
53 };
54 
55 template<class CONTAINER>
56 class EST_TTimeIndex
57 {
58 public:
59  typedef CONTAINER::Index Index;
60  typedef EST_TTI_Entry<CONTAINER> Entry;
61 
62 protected:
63  CONTAINER *p_container;
64  EST_TVector<Entry> p_entries;
65  float p_time_step;
66 
67  void initialise();
68 
69 private:
70  void just_before(float time, void *in) const;
71 
72 public:
73  EST_TTimeIndex();
74  EST_TTimeIndex(CONTAINER &c, int bunch=10);
75 
76  void index(CONTAINER &c, int bunch=10);
77  void just_before(float time, Index &in) const
78  { just_before(time, &in); }
79 };
80 
81 template<class CONTAINER>
82 extern int operator !=(const EST_TTI_Entry<CONTAINER> &e1,
83  const EST_TTI_Entry<CONTAINER> &e2);
84 
85 template<class CONTAINER>
86 extern ostream& operator <<(
87  ostream &s,
88  const EST_TTI_Entry<CONTAINER> &e);
89 #endif
90