stopwatch.cpp
3.15 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
/**
* Copyright 1993-2013 NVIDIA Corporation. All rights reserved.
*
* Please refer to the NVIDIA end user license agreement (EULA) associated
* with this source code for terms and conditions that govern your use of
* this software. Any use, reproduction, disclosure, or distribution of
* this software and related documentation outside the terms of the EULA
* is strictly prohibited.
*
*/
/* Stopwatch Base Class */
#include <vector>
// includes, file
#include <stopwatch.h>
// includes, project
#include <exception.h>
////////////////////////////////////////////////////////////////////////////////
// static variables
//! global index for all stop watches
#if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
/*static*/ std::vector< StopWatchC * > StopWatchC::swatches;
#else
template<class OSPolicy>
/*static*/ std::vector< StopWatchBase<OSPolicy>* >
StopWatchBase<OSPolicy>:: swatches;
#endif
// namespace, unnamed
namespace
{
// convenience typedef
typedef std::vector< StopWatchC * >::size_type swatches_size_type;
//////////////////////////////////////////////////////////////////////////////
//! Translate stop watch name to index
//////////////////////////////////////////////////////////////////////////////
swatches_size_type
nameToIndex(const unsigned int &name)
{
#ifdef _DEBUG
const swatches_size_type pos = name - 1;
if ((pos >= StopWatchC::swatches.size())
|| (NULL == StopWatchC::swatches[pos]))
{
RUNTIME_EXCEPTION("No StopWatch with the requested name exist.");
}
return pos;
#else
return name - 1;
#endif
}
} // end namespace, unnamed
// Stop watch
namespace StopWatch
{
//////////////////////////////////////////////////////////////////////////////
//! Create a stop watch
//////////////////////////////////////////////////////////////////////////////
const unsigned int
create()
{
// create new stopwatch
StopWatchC *swatch = new StopWatchC();
if (NULL == swatch)
{
return 0;
}
// store new stop watch
StopWatchC::swatches.push_back(swatch);
// return the handle to the new stop watch
return (unsigned int) StopWatchC::swatches.size();
}
//////////////////////////////////////////////////////////////////////////////
// Get a handle to the stop watch with the name \a name
//////////////////////////////////////////////////////////////////////////////
StopWatchC &
get(const unsigned int &name)
{
return *(StopWatchC::swatches[nameToIndex(name)]);
}
//////////////////////////////////////////////////////////////////////////////
// Delete the stop watch with the name \a name
//////////////////////////////////////////////////////////////////////////////
void
destroy(const unsigned int &name)
{
// get index into global memory
swatches_size_type pos = nameToIndex(name);
// delete stop watch
delete StopWatchC::swatches[pos];
// invalidate storage
StopWatchC::swatches[pos] = NULL;
}
} // end namespace, StopWatch