flightgear/utils/fgviewer/HLAPerspectiveViewer.cxx

119 lines
3.2 KiB
C++
Raw Permalink Normal View History

2022-10-20 20:29:11 +08:00
// Copyright (C) 2009 - 2012 Mathias Froehlich - Mathias.Froehlich@web.de
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Library 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.
//
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "HLAPerspectiveViewer.hxx"
#include "HLAPerspectiveViewerClass.hxx"
namespace fgviewer {
HLAPerspectiveViewer::HLAPerspectiveViewer(HLAPerspectiveViewerClass* objectClass, const SGWeakPtr<simgear::HLAFederate>& federate) :
HLAViewer(objectClass),
_view(federate),
_zoomFactor(1),
_eyeTracker(federate)
{
}
HLAPerspectiveViewer::~HLAPerspectiveViewer()
{
}
void
HLAPerspectiveViewer::createAttributeDataElements()
{
HLAViewer::createAttributeDataElements();
assert(dynamic_cast<HLAPerspectiveViewerClass*>(getObjectClass().get()));
HLAPerspectiveViewerClass& objectClass = static_cast<HLAPerspectiveViewerClass&>(*getObjectClass());
setAttributeDataElement(objectClass.getViewNameIndex(), _view.getDataElement());
setAttributeDataElement(objectClass.getPositionIndex(), _position.getDataElement());
setAttributeDataElement(objectClass.getOrientationIndex(), _orientation.getDataElement());
setAttributeDataElement(objectClass.getZoomFactorIndex(), _zoomFactor.getDataElement());
setAttributeDataElement(objectClass.getEyeTrackerNameIndex(), _eyeTracker.getDataElement());
}
const HLAView*
HLAPerspectiveViewer::getView() const
{
return _view.getObject();
}
HLAView*
HLAPerspectiveViewer::getView()
{
return _view.getObject();
}
void
HLAPerspectiveViewer::setView(HLAView* view)
{
_view.setObject(view);
}
const HLAEyeTracker*
HLAPerspectiveViewer::getEyeTracker() const
{
return _eyeTracker.getObject();
}
HLAEyeTracker*
HLAPerspectiveViewer::getEyeTracker()
{
return _eyeTracker.getObject();
}
void
HLAPerspectiveViewer::setEyeTracker(HLAEyeTracker* eyeTracker)
{
_eyeTracker.setObject(eyeTracker);
}
SGLocationd
HLAPerspectiveViewer::getLocation(const SGTimeStamp& simTime) const
{
const HLAView* view = getView();
if (!view)
return SGLocationd(getPosition(), getOrientation());
return view->getLocation(simTime).getAbsoluteLocation(SGLocationd(getPosition(), getOrientation()));
}
SGVec3d
HLAPerspectiveViewer::getLeftEyeOffset() const
{
const HLAEyeTracker* eyeTracker = getEyeTracker();
if (!eyeTracker)
return SGVec3d(0, 0, 0);
return eyeTracker->getLeftEyeOffset();
}
SGVec3d
HLAPerspectiveViewer::getRightEyeOffset() const
{
const HLAEyeTracker* eyeTracker = getEyeTracker();
if (!eyeTracker)
return SGVec3d(0, 0, 0);
return eyeTracker->getRightEyeOffset();
}
} // namespace fgviewer