Early development work on osgTerrain.

src/osgTerrain/CoordinateSystem.cpp

@@ -0,0 +1,53 @@
+/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2003 Robert Osfield 
+ *
+ * This library is open source and may be redistributed and/or modified under  
+ * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or 
+ * (at your option) any later version.  The full license is in LICENSE file
+ * included with this distribution, and on the openscenegraph.org website.
+ * 
+ * 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 
+ * OpenSceneGraph Public License for more details.
+*/
+
+#include <osgTerrain/CoordinateSystem>
+
+using namespace osgTerrain;
+
+CoordinateSystem::CoordinateSystem()
+{
+}
+
+CoordinateSystem::CoordinateSystem(const std::string& projectionRef):
+    _projectionRef(projectionRef)
+{
+}
+
+CoordinateSystem::CoordinateSystem(const CoordinateSystem& cs,const osg::CopyOp& copyop):
+    Object(cs,copyop),
+    _projectionRef(cs._projectionRef)
+{
+}
+
+
+osg::ref_ptr<CoordinateSystem::CoordinateTransformation>& getCoordinateTransformationPrototypePtr()
+{
+    static osg::ref_ptr<CoordinateSystem::CoordinateTransformation> s_coordinateSystemPrototype;
+    return s_coordinateSystemPrototype;
+}
+
+
+CoordinateSystem::CoordinateTransformation* CoordinateSystem::CoordinateTransformation::createCoordinateTransformation(const CoordinateSystem& source, const CoordinateSystem& destination)
+{
+    if (getCoordinateTransformationPrototypePtr().valid())
+    {
+        getCoordinateTransformationPrototypePtr()->cloneCoordinateTransformation(source, destination);
+    }
+    return 0L;
+}
+
+void CoordinateSystem::CoordinateTransformation::setCoordinateTransformationPrototpe(CoordinateTransformation* ct)
+{
+    getCoordinateTransformationPrototypePtr() = ct;
+}