Files
OpenSpace/modules/dsn/managers/radecmanager.cpp
2018-11-30 17:12:12 -05:00

112 lines
4.9 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2018 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
#include <modules/dsn/managers/radecmanager.h>
namespace openspace {
constexpr const char* _loggerCat = "RadecManager";
RadecManager::RadecManager() = default;
bool RadecManager::extractMandatoryInfoFromDictionary(const char* identifier, std::unique_ptr<ghoul::Dictionary> &dictionary){
bool dataFilesSuccess = DataFileHelper::checkFileNames(identifier, dictionary, _dataFiles);
radecParser(0);
return dataFilesSuccess;
}
bool RadecManager::correctHour(double time) const{
const bool isTimeInFileInterval = (time >= _checkFileTime) &&
(time < _checkFileTime + 3600);
return isTimeInFileInterval;
}
bool RadecManager::correctMinute(double time) const {
const bool isTimeInActiveMinute = (time >= activeMinute && time < activeMinute + 60);
return isTimeInActiveMinute;
}
glm::vec3 RadecManager::getPosForTime(double time) const {
if (!correctHour(time)) {
std::vector<double> timeDoubles = DataFileHelper::getHoursFromFileNames(_dataFiles);
int idx = DataFileHelper::findFileIndexForCurrentTime(time, timeDoubles);
radecParser(idx);
}
if(!correctMinute(time)) {
getPositionInVector(time);
}
return glm::vec3(position.ra, position.dec, position.range);
}
bool RadecManager::radecParser(int index) const{
std::string filename;
if (index == -1 || index > _dataFiles.size())
return false;
filename = _dataFiles[index];
std::string startTimeString = DataFileHelper::getHourFromFileName(filename);
const double triggerTime = Time::convertTime(startTimeString);
_checkFileTime = triggerTime;
std::ifstream ifs(filename);
nlohmann::json j = nlohmann::json::parse(ifs);
RadecManager::Position position;
positions.clear();
positions.reserve(0);
for (const auto& pos : j["Positions"]) {
position.timeStamp = pos["TimeStamp"].get<std::string>();
position.ra = pos["RAUp"].get<double>();
position.dec = pos["DecUp"].get<double>();
position.range = pos["GeoRngUp"].get<double>();
RadecManager::positions.push_back(position);
}
return true;
}
RadecManager::Position RadecManager::getPositionInVector(double time) const{
minuteTimes.clear();
minuteTimes.reserve(0);
for (int i = 0; i < RadecManager::positions.size(); i++) {
minuteTimes.push_back(Time::convertTime(positions[i].timeStamp));
}
int idx = DataFileHelper::findFileIndexForCurrentTime(time, minuteTimes);
activeMinute = minuteTimes[idx];
position.timeStamp = positions[idx].timeStamp;
position.ra = positions[idx].ra;
position.dec = positions[idx].dec;
position.range = positions[idx].range;
return position;
}
}