Added support for decoration of the osgTerrain::DataSet generated databases

with a CoordinateSystemNode which reflect the coordinate system of the
database.

Added support for reading and writing CoordianteSystemNode into the .osg
and .ive formats.

src/osgPlugins/ive/CoordinateSystemNode.cpp

@@ -0,0 +1,76 @@
+/**********************************************************************
+ *
+ *    FILE:            CoordinateSystemNode.cpp
+ *
+ *    DESCRIPTION:    Read/Write osg::CoordinateSystemNode in binary format to disk.
+ *
+ *    CREATED BY:        Auto generated by iveGenerator
+ *                    and later modified by Rune Schmidt Jensen.
+ *
+ *    HISTORY:        Created 9.4.2003
+ *
+ *    Copyright 2003 VR-C
+ **********************************************************************/
+
+#include "Exception.h"
+#include "CoordinateSystemNode.h"
+#include "EllipsoidModel.h"
+#include "Group.h"
+
+using namespace ive;
+
+void CoordinateSystemNode::write(DataOutputStream* out)
+{
+    // Write CoordinateSystemNode's identification.
+    out->writeInt(IVECOORDINATESYSTEMNODE);
+    // If the osg class is inherited by any other class we should also write this to file.
+    osg::Group*  group = dynamic_cast<osg::Group*>(this);
+    if(group){
+        ((ive::Group*)(group))->write(out);
+    }
+    else
+        throw Exception("CoordinateSystemNode::write(): Could not cast this osg::CoordinateSystemNode to an osg::Group.");
+    // Write CoordinateSystemNode's properties.
+
+        out->writeString(getCoordinateSystem());
+
+        out->writeBool(getEllipsoidModel()!=0);
+        if(getEllipsoidModel())
+        {
+            ((ive::EllipsoidModel*)(getEllipsoidModel()))->write(out);
+        }
+
+}
+
+void CoordinateSystemNode::read(DataInputStream* in){
+    // Peek on CoordinateSystemNode's identification.
+    int id = in->peekInt();
+    if(id == IVECOORDINATESYSTEMNODE)
+    {
+        // Read CoordinateSystemNode's identification.
+        id = in->readInt();
+        // If the osg class is inherited by any other class we should also read this from file.
+        osg::Group*  group = dynamic_cast<osg::Group*>(this);
+        if(group){
+            ((ive::Group*)(group))->read(in);
+        }
+        else
+            throw Exception("CoordinateSystemNode::read(): Could not cast this osg::CoordinateSystemNode to an osg::Group.");
+        // Read CoordinateSystemNode's properties
+
+        // Read coord string
+        setCoordinateSystem( in->readString());
+
+        bool readEllopsoidModel = in->readBool();
+        if (readEllopsoidModel)
+        {
+            osg::EllipsoidModel* em = new osg::EllipsoidModel();
+            ((ive::EllipsoidModel*)(em))->read(in);
+            setEllipsoidModel(em);
+        }
+
+    }
+    else{
+        throw Exception("CoordinateSystemNode::read(): Expected CoordinateSystemNode identification.");
+    }
+}

src/osgPlugins/ive/CoordinateSystemNode.h

@@ -0,0 +1,15 @@
+#ifndef IVE_COORDINATESYSTEMNODE
+#define IVE_COORDINATESYSTEMNODE 1
+
+#include <osg/CoordinateSystemNode>
+#include "ReadWrite.h"
+
+namespace ive{
+class CoordinateSystemNode : public osg::CoordinateSystemNode, public ReadWrite {
+public:
+	void write(DataOutputStream* out);
+	void read(DataInputStream* in);
+};
+}
+
+#endif

src/osgPlugins/ive/DataInputStream.cpp

@@ -47,6 +47,7 @@
 #include "Switch.h"
 #include "OccluderNode.h"
 #include "Impostor.h"
+#include "CoordinateSystemNode.h"
 
 #include "LightPointNode.h"
 #include "MultiSwitch.h"
@@ -826,6 +827,10 @@ osg::Node* DataInputStream::readNode()
         node = new osg::PagedLOD();
         ((ive::PagedLOD*)(node))->read(this);
     }
+    else if(nodeTypeID== IVECOORDINATESYSTEMNODE){
+        node = new osg::CoordinateSystemNode();
+        ((ive::CoordinateSystemNode*)(node))->read(this);
+    }
     else if(nodeTypeID== IVESWITCH){
         node = new osg::Switch();
         ((ive::Switch*)(node))->read(this);

src/osgPlugins/ive/DataOutputStream.cpp

@@ -49,6 +49,7 @@
 #include "Switch.h"
 #include "OccluderNode.h"
 #include "Impostor.h"
+#include "CoordinateSystemNode.h"
 
 #include "LightPointNode.h"
 #include "MultiSwitch.h"
@@ -611,6 +612,9 @@ void DataOutputStream::writeNode(const osg::Node* node)
         else if(dynamic_cast<const osg::Switch*>(node)){
             ((ive::Switch*)(node))->write(this);
         }
+        else if(dynamic_cast<const osg::CoordinateSystemNode*>(node)){
+            ((ive::CoordinateSystemNode*)(node))->write(this);
+        }
         else if(dynamic_cast<const osgSim::MultiSwitch*>(node)){
             ((ive::MultiSwitch*)(node))->write(this);
         }

src/osgPlugins/ive/EllipsoidModel.cpp

@@ -0,0 +1,62 @@
+/**********************************************************************
+ *
+ *    FILE:            EllipsoidModel.cpp
+ *
+ *    DESCRIPTION:    Read/Write osg::EllipsoidModel in binary format to disk.
+ *
+ *    CREATED BY:        Auto generated by iveGenerator
+ *                    and later modified by Rune Schmidt Jensen.
+ *
+ *    HISTORY:        Created 23.4.2003
+ *
+ *    Copyright 2003 VR-C
+ **********************************************************************/
+
+#include "Exception.h"
+#include "Object.h"
+#include "EllipsoidModel.h"
+#include "ConvexPlanarPolygon.h"
+
+using namespace ive;
+
+void EllipsoidModel::write(DataOutputStream* out){
+    // Write EllipsoidModel's identification.
+    out->writeInt(IVEELLIPSOIDMODEL);
+    // If the osg class is inherited by any other class we should also write this to file.
+    osg::Object*  obj = dynamic_cast<osg::Object*>(this);
+    if(obj){
+        ((ive::Object*)(obj))->write(out);
+    }
+    else
+        throw Exception("EllipsoidModel::write(): Could not cast this osg::EllipsoidModel to an osg::Object.");
+    // Write EllipsoidModel's properties.
+
+    out->writeDouble(getRadiusEquator());
+    out->writeDouble(getRadiusPolar());
+
+}
+
+void EllipsoidModel::read(DataInputStream* in){
+    // Peek on EllipsoidModel's identification.
+    int id = in->peekInt();
+    if(id == IVEELLIPSOIDMODEL){
+        // Read EllipsoidModel's identification.
+        id = in->readInt();
+        // If the osg class is inherited by any other class we should also read this from file.
+        osg::Object*  obj = dynamic_cast<osg::Object*>(this);
+        if(obj){
+            ((ive::Object*)(obj))->read(in);
+        }
+        else
+            throw Exception("EllipsoidModel::read(): Could not cast this osg::EllipsoidModel to an osg::Object.");
+        // Read EllipsoidModel's properties
+
+        setRadiusEquator(in->readDouble());
+        setRadiusPolar(in->readDouble());
+        
+
+    }
+    else{
+        throw Exception("EllipsoidModel::read(): Expected EllipsoidModel identification.");
+    }
+}

src/osgPlugins/ive/EllipsoidModel.h

@@ -0,0 +1,15 @@
+#ifndef IVE_ELLIPSOIDMODEL
+#define IVE_ELLIPSOIDMODEL 1
+
+#include <osg/CoordinateSystemNode>
+#include "ReadWrite.h"
+
+namespace ive{
+class EllipsoidModel : public osg::EllipsoidModel, public ReadWrite {
+public:
+	void write(DataOutputStream* out);
+	void read(DataInputStream* in);
+};
+}
+
+#endif

src/osgPlugins/ive/GNUmakefile

@@ -9,6 +9,7 @@ CXXFILES =\
 	BlendFunc.cpp\
         ConvexPlanarOccluder.cpp\
         ConvexPlanarPolygon.cpp\
+        CoordinateSystemNode.cpp\
         ClusterCullingCallback.cpp\
 	CullFace.cpp\
 	DataInputStream.cpp\
@@ -20,6 +21,7 @@ CXXFILES =\
 	DrawElementsUShort.cpp\
 	DrawElementsUInt.cpp\
 	Drawable.cpp\
+	EllipsoidModel.cpp\
 	Exception.cpp\
 	Geode.cpp\
 	Geometry.cpp\

src/osgPlugins/ive/ReadWrite.h

@@ -29,6 +29,8 @@ namespace ive {
 #define IVECONVEXPLANARPOLYGON          0x00000020
 #define IVEPAGEDLOD                     0x00000021
 #define IVEDOFTRANSFORM                 0x00000022
+#define IVECOORDINATESYSTEMNODE         0x00000023
+#define IVEELLIPSOIDMODEL               0x00000024
 
 // Node callbacks
 #define IVENODECALLBACK                 0x00000050