SO3Engine: SO3Engine/SO3Utils/SO3DateTime.cpp Source File

00001 /*
00002 -----------------------------------------------------------------------------
00003 This source file is part of OpenSpace3D
00004 For the latest info, see http://www.openspace3d.com
00005 
00006 Copyright (c) 2010 I-maginer
00007 
00008 This program is free software; you can redistribute it and/or modify it under
00009 the terms of the GNU Lesser General Public License as published by the Free Software
00010 Foundation; either version 2 of the License, or (at your option) any later
00011 version.
00012 
00013 This program is distributed in the hope that it will be useful, but WITHOUT
00014 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00015 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
00016 
00017 You should have received a copy of the GNU Lesser General Public License along with
00018 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
00019 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
00020 http://www.gnu.org/copyleft/lesser.txt
00021 
00022 You may alternatively use this source under the terms of a specific version of
00023 the OpenSpace3D Unrestricted License provided you have obtained such a license from
00024 I-maginer.
00025 -----------------------------------------------------------------------------
00026 */
00027 
00028 #include "SO3DateTime.h"
00029 #include "SO3Astronomy.h"
00030 
00031 namespace SO3
00032 {
00033 
00034 SDateTime::SDateTime()
00035 {
00036   year   = 0;
00037   month  = 0;
00038   day    = 0;
00039   hour   = 0;
00040   minute = 0;
00041   second = 0;
00042 }
00043 
00044 SDateTime::SDateTime(const SDateTime& copyDateTime)
00045 {
00046   year   = copyDateTime.year;
00047   month  = copyDateTime.month;
00048   day    = copyDateTime.day;
00049   hour   = copyDateTime.hour;
00050   minute = copyDateTime.minute;
00051   second = copyDateTime.second;
00052 }
00053 
00054 double SDateTime::ToJulianDateTime()
00055 {
00056   return SAstronomy::GetJulianDayFromGregorianDateTime(year, month, day, hour, minute, second);
00057 }
00058 
00059 void SDateTime::FromToJulianDateTime(double jday)
00060 {
00061   double doubleSecond;
00062   SAstronomy::GetGregorianDateTimeFromJulianDay(jday, year, month, day, hour, minute, doubleSecond);
00063   second = static_cast<int>(doubleSecond);
00064 }
00065 
00066 }