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flightgear/utils/fgviewer/HLAView.cxx
2012-12-16 16:52:28 +01:00

135 lines
4.1 KiB
C++

// 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 "HLAView.hxx"
#include <simgear/hla/HLAArrayDataElement.hxx>
#include "HLAViewClass.hxx"
#include "HLAViewerFederate.hxx"
namespace fgviewer {
HLAView::HLAView(HLAViewClass* objectClass, const SGWeakPtr<simgear::HLAFederate>& federate) :
HLAObjectInstance(objectClass),
_sceneObject(federate)
{
}
HLAView::~HLAView()
{
}
void
HLAView::createAttributeDataElements()
{
/// FIXME at some point we should not need that anymore
HLAObjectInstance::createAttributeDataElements();
assert(dynamic_cast<HLAViewClass*>(getObjectClass().get()));
HLAViewClass& objectClass = static_cast<HLAViewClass&>(*getObjectClass());
setAttributeDataElement(objectClass.getNameIndex(), _name.getDataElement());
setAttributeDataElement(objectClass.getPositionIndex(), _position.getDataElement());
setAttributeDataElement(objectClass.getOrientationIndex(), _orientation.getDataElement());
setAttributeDataElement(objectClass.getSceneObjectNameIndex(), _sceneObject.getDataElement());
}
void
HLAView::discoverInstance(const simgear::RTIData& tag)
{
HLAObjectInstance::discoverInstance(tag);
SGSharedPtr<simgear::HLAFederate> federate = getFederate().lock();
if (federate.valid()) {
assert(dynamic_cast<HLAViewerFederate*>(federate.get()));
static_cast<HLAViewerFederate*>(federate.get())->insertView(this);
}
}
void
HLAView::removeInstance(const simgear::RTIData& tag)
{
HLAObjectInstance::removeInstance(tag);
SGSharedPtr<simgear::HLAFederate> federate = getFederate().lock();
if (federate.valid()) {
assert(dynamic_cast<HLAViewerFederate*>(federate.get()));
static_cast<HLAViewerFederate*>(federate.get())->eraseView(this);
}
}
void
HLAView::registerInstance(simgear::HLAObjectClass* objectClass)
{
HLAObjectInstance::registerInstance(objectClass);
SGSharedPtr<simgear::HLAFederate> federate = getFederate().lock();
if (federate.valid()) {
assert(dynamic_cast<HLAViewerFederate*>(federate.get()));
static_cast<HLAViewerFederate*>(federate.get())->insertView(this);
}
}
void
HLAView::deleteInstance(const simgear::RTIData& tag)
{
SGSharedPtr<simgear::HLAFederate> federate = getFederate().lock();
if (federate.valid()) {
assert(dynamic_cast<HLAViewerFederate*>(federate.get()));
static_cast<HLAViewerFederate*>(federate.get())->eraseView(this);
}
HLAObjectInstance::deleteInstance(tag);
}
const HLASceneObject*
HLAView::getSceneObject() const
{
/// FIXME!!! The federate should track unresolved object references
_sceneObject.recheckObject();
return _sceneObject.getObject();
}
HLASceneObject*
HLAView::getSceneObject()
{
/// FIXME!!! The federate should track unresolved object references
_sceneObject.recheckObject();
return _sceneObject.getObject();
}
void
HLAView::setSceneObject(HLASceneObject* sceneObject)
{
_sceneObject.setObject(sceneObject);
}
SGLocationd
HLAView::getLocation(const SGTimeStamp& timeStamp) const
{
const HLASceneObject* sceneObject = getSceneObject();
SGLocationd location(getPosition(), getOrientation());
if (!sceneObject)
return location;
return sceneObject->getLocation(timeStamp).getAbsoluteLocation(location);
}
} // namespace fgviewer