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

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