apt.dat parser: clearer log and exception messages

[flightgear.git] / src / Main / FGInterpolator.cxx

diff --git a/src/Main/FGInterpolator.cxx b/src/Main/FGInterpolator.cxx
index 2783e0c7f86af4788eabe1bf4cadc81b24f579cd..89cb668048f16e884b91506e241b1cab9fe10550 100644 (file)
--- a/src/Main/FGInterpolator.cxx
+++ b/src/Main/FGInterpolator.cxx
@@ -1,15 +1,37 @@
-/*
- * FGInterpolator.cxx
- *
- *  Created on: 16.03.2013
- *      Author: tom
- */
+// Property interpolation manager for SGPropertyNodes
+//
+// Copyright (C) 2013  Thomas Geymayer <tomgey@gmail.com>
+//
+// 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 Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
 
 #include "FGInterpolator.hxx"
+#include "fg_props.hxx"
 #include <simgear/scene/util/ColorInterpolator.hxx>
 
 //------------------------------------------------------------------------------
 FGInterpolator::FGInterpolator()
 {
   addInterpolatorFactory<simgear::ColorInterpolator>("color");
+
+  setRealtimeProperty( fgGetNode("/sim/time/delta-realtime-sec", true) );
+  SGPropertyNode::setInterpolationMgr(this);
+}
+
+//------------------------------------------------------------------------------
+FGInterpolator::~FGInterpolator()
+{
+  if( SGPropertyNode::getInterpolationMgr() == this )
+    SGPropertyNode::setInterpolationMgr(0);
 }