Added mechanism for registering proxy objects in the .osg plugin in a way that is compatible with static linking.

src/osgPlugins/osg/Box.cpp

@@ -0,0 +1,81 @@
+#include <osg/Shape>
+#include <osg/Notify>
+#include <osg/io_utils>
+
+#include <osgDB/Registry>
+#include <osgDB/Input>
+#include <osgDB/ParameterOutput>
+
+using namespace osg;
+using namespace osgDB;
+
+
+//////////////////////////////////////////////////////////////////////////////
+// forward declare functions to use later.
+bool Box_readLocalData(Object& obj, Input& fr);
+bool Box_writeLocalData(const Object& obj, Output& fw);
+
+//register the read and write functions with the osgDB::Registry.
+REGISTER_DOTOSGWRAPPER(Box)
+(
+    new osg::Box,
+    "Box",
+    "Object Box",
+    &Box_readLocalData,
+    &Box_writeLocalData,
+    DotOsgWrapper::READ_AND_WRITE
+);
+
+bool Box_readLocalData(Object& obj, Input& fr)
+{
+    bool iteratorAdvanced = false;
+
+    Box& box = static_cast<Box&>(obj);
+
+    if (fr.matchSequence("Center %f %f %f"))
+    {
+        osg::Vec3 center;
+        fr[1].getFloat(center.x());
+        fr[2].getFloat(center.y());
+        fr[3].getFloat(center.z());
+        box.setCenter(center);
+        fr+=4;
+        iteratorAdvanced = true;
+    }
+
+    if (fr.matchSequence("HalfLengths %f %f %f"))
+    {
+        osg::Vec3 lenghts;
+        fr[1].getFloat(lenghts.x());
+        fr[2].getFloat(lenghts.y());
+        fr[3].getFloat(lenghts.z());
+        box.setHalfLengths(lenghts);
+        fr+=4;
+        iteratorAdvanced = true;
+    }
+
+    if (fr.matchSequence("Rotation %f %f %f %f"))
+    {
+        osg::Quat rotation;
+        fr[1].getFloat(rotation.x());
+        fr[2].getFloat(rotation.y());
+        fr[3].getFloat(rotation.z());
+        fr[4].getFloat(rotation.w());
+        box.setRotation(rotation);
+        fr+=5;
+        iteratorAdvanced = true;
+    }
+
+    return iteratorAdvanced;
+}
+
+bool Box_writeLocalData(const Object& obj, Output& fw)
+{
+    const Box& box = static_cast<const Box&>(obj);
+
+    fw.indent()<<"Center "<<box.getCenter()<<std::endl;
+    fw.indent()<<"HalfLengths "<<box.getHalfLengths()<<std::endl;
+    fw.indent()<<"Rotation "<<box.getRotation()<<std::endl;
+
+    return true;
+}