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2022-10-20 20:29:11 +08:00
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+// 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 "HLASceneObject.hxx"
+
+#include <simgear/hla/HLAArrayDataElement.hxx>
+#include "HLASceneObjectClass.hxx"
+#include "AIPhysics.hxx"
+
+namespace fgai {
+
+HLASceneObject::HLASceneObject(HLASceneObjectClass* objectClass) :
+    HLAObjectInstance(objectClass)
+{
+}
+
+HLASceneObject::~HLASceneObject()
+{
+}
+
+void
+HLASceneObject::createAttributeDataElements()
+{
+    /// FIXME at some point we should not need that anymore
+    HLAObjectInstance::createAttributeDataElements();
+
+    assert(dynamic_cast<HLASceneObjectClass*>(getObjectClass().get()));
+    HLASceneObjectClass& objectClass = static_cast<HLASceneObjectClass&>(*getObjectClass());
+
+    simgear::HLACartesianLocation* location = new simgear::HLACartesianLocation;
+    setAttributeDataElement(objectClass.getPositionIndex(), location->getPositionDataElement());
+    setAttributeDataElement(objectClass.getOrientationIndex(), location->getOrientationDataElement());
+    setAttributeDataElement(objectClass.getAngularVelocityIndex(), location->getAngularVelocityDataElement());
+    setAttributeDataElement(objectClass.getLinearVelocityIndex(), location->getLinearVelocityDataElement());
+    _location = location;
+}
+
+void
+HLASceneObject::setLocation(const AIPhysics& physics)
+{
+    if (!_location.valid())
+        return;
+    /// In the long term do not just copy, but also decide how long to skip updates to the hla attributes ...
+    _location->setLocation(physics.getLocation());
+    _location->setAngularBodyVelocity(physics.getAngularBodyVelocity());
+    _location->setLinearBodyVelocity(physics.getLinearBodyVelocity());
+}
+
+} // namespace fgai