1 thilo.boehm 1.1 //%LICENSE////////////////////////////////////////////////////////////////
 2                 //
 3                 // Licensed to The Open Group (TOG) under one or more contributor license
 4                 // agreements.  Refer to the OpenPegasusNOTICE.txt file distributed with
 5                 // this work for additional information regarding copyright ownership.
 6                 // Each contributor licenses this file to you under the OpenPegasus Open
 7                 // Source License; you may not use this file except in compliance with the
 8                 // License.
 9                 //
10                 // Permission is hereby granted, free of charge, to any person obtaining a
11                 // copy of this software and associated documentation files (the "Software"),
12                 // to deal in the Software without restriction, including without limitation
13                 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
14                 // and/or sell copies of the Software, and to permit persons to whom the
15                 // Software is furnished to do so, subject to the following conditions:
16                 //
17                 // The above copyright notice and this permission notice shall be included
18                 // in all copies or substantial portions of the Software.
19                 //
20                 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
21                 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 thilo.boehm 1.1 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
23                 // IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
24                 // CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
25                 // TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
26                 // SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27                 //
28                 //////////////////////////////////////////////////////////////////////////
29                 //
30                 //%/////////////////////////////////////////////////////////////////////////////
31                 #include "Stopwatch.h"
32                 
33                 #include <Pegasus/Common/TimeValue.h>
34                 #include <Pegasus/Common/System.h>
35                 
36                 #include <iostream>
37                 
38                 PEGASUS_NAMESPACE_BEGIN
39                 
40                 Stopwatch::Stopwatch() : _start(0), _stop(0), _total(0)
41                 {
42                 }
43 thilo.boehm 1.1 
44                 void Stopwatch::start()
45                 {
46                     _start = TimeValue::getCurrentTime().toMicroseconds();
47                 }
48                 
49                 void Stopwatch::stop()
50                 {
51                     _stop = TimeValue::getCurrentTime().toMicroseconds();
52                     _total += _stop - _start;
53                 }
54                 
55                 void Stopwatch::reset()
56                 {
57                     _start = 0;
58                     _stop = 0;
59                     _total = 0;
60                 }
61                 
62                 double Stopwatch::getElapsed() const
63                 {
64 thilo.boehm 1.1     Sint64 tmp = (Sint64)_total;
65                     return (double)tmp / (double)1000000.0;
66                 }
67                 
68                 Uint64 Stopwatch::getElapsedUsec() const
69                 {
70                     return _total;
71                 }
72                 
73                 void Stopwatch::printElapsed()
74                 {
75                     PEGASUS_STD(cout) << getElapsed() << " seconds" << PEGASUS_STD(endl);
76                 }
77                 
78                 PEGASUS_NAMESPACE_END