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flightgear/src/AIModel/AISwiftAircraft.cpp

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2020-05-11 07:21:26 +00:00
// AISwiftAircraft.cpp - Derived AIBase class for swift aircraft
//
// Copyright (C) 2020 - swift Project Community / Contributors (http://swift-project.org/)
// Written by Lars Toenning <dev@ltoenning.de> started on April 2020.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#include "AISwiftAircraft.h"
#include <src/Main/globals.hxx>
FGAISwiftAircraft::FGAISwiftAircraft(const std::string& callsign, const std::string& modelString) : FGAIBase(otStatic, false)
{
std::size_t pos = modelString.find("/Aircraft/"); // Only supporting AI models from FGDATA/AI/Aircraft for now
if(pos != std::string::npos)
model_path.append(modelString.substr(pos));
else
model_path.append("INVALID_PATH");
setCallSign(callsign);
_searchOrder = PREFER_AI;
}
void FGAISwiftAircraft::updatePosition(SGGeod& position, SGVec3<double>& orientation, double groundspeed, bool initPos)
{
m_initPos = initPos;
_setLatitude(position.getLatitudeDeg());
_setLongitude(position.getLongitudeDeg());
_setAltitude(position.getElevationFt());
setPitch(orientation.x());
setBank(orientation.y());
setHeading(orientation.z());
setSpeed(groundspeed);
}
void FGAISwiftAircraft::update(double dt)
{
FGAIBase::update(dt);
Transform();
}
double FGAISwiftAircraft::getGroundElevation(const SGGeod& pos) const
{
if(!m_initPos) { return std::numeric_limits<double>::quiet_NaN(); }
double alt = 0;
SGGeod posReq;
posReq.setElevationFt(30000);
posReq.setLatitudeDeg(pos.getLatitudeDeg());
posReq.setLongitudeDeg(pos.getLongitudeDeg());
if(this->getGroundElevationM(posReq, alt, nullptr))
return alt;
return std::numeric_limits<double>::quiet_NaN();
}
FGAISwiftAircraft::~FGAISwiftAircraft() = default;