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comparison deps/Platinum/ThirdParty/Neptune/Source/Core/NptTime.h @ 0:3425707ddbf6

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Initial import (hopefully this mercurial stuff works...)
author fraserofthenight
date Mon, 06 Jul 2009 08:06:28 -0700
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-1:000000000000 0:3425707ddbf6
1 /*****************************************************************
2 |
3 | Neptune - Time
4 |
5 | Copyright (c) 2002-2008, Axiomatic Systems, LLC.
6 | All rights reserved.
7 |
8 | Redistribution and use in source and binary forms, with or without
9 | modification, are permitted provided that the following conditions are met:
10 | * Redistributions of source code must retain the above copyright
11 | notice, this list of conditions and the following disclaimer.
12 | * Redistributions in binary form must reproduce the above copyright
13 | notice, this list of conditions and the following disclaimer in the
14 | documentation and/or other materials provided with the distribution.
15 | * Neither the name of Axiomatic Systems nor the
16 | names of its contributors may be used to endorse or promote products
17 | derived from this software without specific prior written permission.
18 |
19 | THIS SOFTWARE IS PROVIDED BY AXIOMATIC SYSTEMS ''AS IS'' AND ANY
20 | EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 | DISCLAIMED. IN NO EVENT SHALL AXIOMATIC SYSTEMS BE LIABLE FOR ANY
23 | DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
26 | ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 |
30 ****************************************************************/
31
32 #ifndef _NPT_TIME_H_
33 #define _NPT_TIME_H_
34
35 /*----------------------------------------------------------------------
36 | includes
37 +---------------------------------------------------------------------*/
38 #include "NptTypes.h"
39
40 /*----------------------------------------------------------------------
41 | NPT_TimeStamp
42 +---------------------------------------------------------------------*/
43 class NPT_TimeStamp
44 {
45 public:
46 // methods
47 NPT_TimeStamp(unsigned long seconds = 0, unsigned long nano_seconds = 0) :
48 m_Seconds(seconds), m_NanoSeconds(nano_seconds) {}
49 NPT_TimeStamp(float seconds);
50 operator float() const;
51 NPT_TimeStamp& operator+=(const NPT_TimeStamp& time_stamp);
52 NPT_TimeStamp& operator-=(const NPT_TimeStamp& time_stamp);
53 bool operator==(const NPT_TimeStamp& time_stamp) const;
54 bool operator!=(const NPT_TimeStamp& time_stamp) const;
55 bool operator>(const NPT_TimeStamp& time_stamp) const;
56 bool operator<(const NPT_TimeStamp& time_stamp) const;
57 bool operator>=(const NPT_TimeStamp& time_stamp) const;
58 bool operator<=(const NPT_TimeStamp& time_stamp) const;
59
60 // friend operators
61 friend NPT_TimeStamp operator+(const NPT_TimeStamp& timestamp, long seconds);
62 friend NPT_TimeStamp operator-(const NPT_TimeStamp& timestamp, long seconds);
63
64 // members
65 long m_Seconds;
66 long m_NanoSeconds;
67 };
68
69 /*----------------------------------------------------------------------
70 | operator+
71 +---------------------------------------------------------------------*/
72 inline
73 NPT_TimeStamp
74 operator+(const NPT_TimeStamp& t1, const NPT_TimeStamp& t2)
75 {
76 NPT_TimeStamp t = t1;
77 return t += t2;
78 }
79
80 /*----------------------------------------------------------------------
81 | operator-
82 +---------------------------------------------------------------------*/
83 inline
84 NPT_TimeStamp
85 operator-(const NPT_TimeStamp& t1, const NPT_TimeStamp& t2)
86 {
87 NPT_TimeStamp t = t1;
88 return t -= t2;
89 }
90
91 /*----------------------------------------------------------------------
92 | NPT_TimeInterval
93 +---------------------------------------------------------------------*/
94 typedef NPT_TimeStamp NPT_TimeInterval;
95
96 #endif // _NPT_TIME_H_