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ratio.h
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1/* ratio.h
2 */
3#ifndef _RATIO_H
4#define _RATIO_H
5
6#include "osl/stat/average.h"
7
8namespace osl
9{
10 namespace stat
11 {
12 class Ratio
13 {
15 const char *name;
17 public:
18 Ratio(const char *n=0, bool show=false) : name(n), show_on_destructor(show)
19 {
20 }
21 ~Ratio();
22 void add(bool success) { ave.add(success ? 1.0 : 0.0); }
23 double ratio() const { return ave.average(); }
24 void show() const;
25 void clear() { ave.clear(); }
26 };
27 } // namespace stat
28} // namespace osl
29
30
31#endif /* _RATIO_H */
32// ;;; Local Variables:
33// ;;; mode:c++
34// ;;; c-basic-offset:2
35// ;;; End:
incrementaly maintain average of data sequence
Definition average.h:14
void clear(double a=0.0, int e=0)
Definition average.h:42
double add(const double &x)
Add an element x.
Definition average.h:27
double average() const
Definition average.h:48
Average ave
Definition ratio.h:14
void add(bool success)
Definition ratio.h:22
double ratio() const
Definition ratio.h:23
void show() const
Definition ratio.cc:19
const char * name
Definition ratio.h:15
Ratio(const char *n=0, bool show=false)
Definition ratio.h:18
void clear()
Definition ratio.h:25
bool show_on_destructor
Definition ratio.h:16