8 files changed, 361 insertions, 34 deletions

diff --git a/OpenSim/Framework/ExtraPhysicsData.cs b/OpenSim/Framework/ExtraPhysicsData.cs
new file mode 100644
index 0000000..9e7334f
--- /dev/null
+++ b/OpenSim/Framework/ExtraPhysicsData.cs
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using OpenMetaverse;
+
+namespace OpenSim.Framework
+{
+    public enum PhysShapeType : byte
+    {
+        prim = 0,
+        none = 1,
+        convex = 2,
+
+        invalid = 255 // use to mark invalid data in ExtraPhysicsData
+    }
+
+    public struct ExtraPhysicsData
+    {
+        public float Density;
+        public float GravitationModifier;
+        public float Friction;
+        public float Bounce;
+        public PhysShapeType PhysShapeType;
+
+    }
+}
diff --git a/OpenSim/Framework/IClientAPI.cs b/OpenSim/Framework/IClientAPI.cs
index 1bd4749..c70b2a0 100644
--- a/OpenSim/Framework/IClientAPI.cs
+++ b/OpenSim/Framework/IClientAPI.cs
@@ -124,7 +124,7 @@ namespace OpenSim.Framework
     public delegate void ObjectDrop(uint localID, IClientAPI remoteClient);
 
     public delegate void UpdatePrimFlags(
-        uint localID, bool UsePhysics, bool IsTemporary, bool IsPhantom, IClientAPI remoteClient);
+        uint localID, bool UsePhysics, bool IsTemporary, bool IsPhantom,ExtraPhysicsData PhysData, IClientAPI remoteClient);
 
     public delegate void UpdatePrimTexture(uint localID, byte[] texture, IClientAPI remoteClient);
 
diff --git a/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs b/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
index 18af623..23beaec 100644
--- a/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
+++ b/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
@@ -7006,10 +7006,31 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                 // 46,47,48 are special positions within the packet
                 // This may change so perhaps we need a better way
                 // of storing this (OMV.FlagUpdatePacket.UsePhysics,etc?)
-                bool UsePhysics = (data[46] != 0) ? true : false;
-                bool IsTemporary = (data[47] != 0) ? true : false;
-                bool IsPhantom = (data[48] != 0) ? true : false;
-                handlerUpdatePrimFlags(flags.AgentData.ObjectLocalID, UsePhysics, IsTemporary, IsPhantom, this);
+                /*
+                                bool UsePhysics = (data[46] != 0) ? true : false;
+                                bool IsTemporary = (data[47] != 0) ? true : false;
+                                bool IsPhantom = (data[48] != 0) ? true : false;
+                                handlerUpdatePrimFlags(flags.AgentData.ObjectLocalID, UsePhysics, IsTemporary, IsPhantom, this);
+                 */
+                bool UsePhysics = flags.AgentData.UsePhysics;
+                bool IsPhantom = flags.AgentData.IsPhantom;
+                bool IsTemporary = flags.AgentData.IsTemporary;
+                ObjectFlagUpdatePacket.ExtraPhysicsBlock[] blocks = flags.ExtraPhysics;
+                ExtraPhysicsData physdata = new ExtraPhysicsData();
+
+                if (blocks == null || blocks.Length == 0)
+                {
+                    physdata.PhysShapeType = PhysShapeType.invalid;
+                }
+                else
+                {
+                    ObjectFlagUpdatePacket.ExtraPhysicsBlock phsblock = blocks[0];
+                    physdata.PhysShapeType = (PhysShapeType)phsblock.PhysicsShapeType;
+                    physdata.Bounce = phsblock.Restitution;
+                    physdata.Density = phsblock.Density;
+                    physdata.Friction = phsblock.Friction;
+                }
+                handlerUpdatePrimFlags(flags.AgentData.ObjectLocalID, UsePhysics, IsTemporary, IsPhantom, physdata, this);
             }
             return true;
         }
diff --git a/OpenSim/Region/Framework/Scenes/SOPMaterial.cs b/OpenSim/Region/Framework/Scenes/SOPMaterial.cs
new file mode 100644
index 0000000..10ac37c
--- /dev/null
+++ b/OpenSim/Region/Framework/Scenes/SOPMaterial.cs
@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) Contributors, http://opensimulator.org/
+ * See CONTRIBUTORS.TXT for a full list of copyright holders.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the OpenSimulator Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+using System;
+using System.Collections.Generic;
+using OpenMetaverse;
+using OpenSim.Framework;
+
+namespace OpenSim.Region.Framework.Scenes
+{
+    public static class SOPMaterialData
+    {
+        public enum SopMaterial : int // redundante and not in use for now 
+        {
+            Stone = 0,
+            Metal = 1,
+            Glass = 2,
+            Wood = 3,
+            Flesh = 4,
+            Plastic = 5,
+            Rubber = 6,
+            light = 7 // compatibility with old viewers
+        }
+
+        private struct MaterialData
+        {
+            public float friction;
+            public float bounce;
+            public MaterialData(float f, float b)
+            {
+                friction = f;
+                bounce = b;
+            }
+        }
+
+        private static MaterialData[] m_materialdata = {
+            new MaterialData(0.8f,0.4f), // Stone
+            new MaterialData(0.3f,0.4f), // Metal
+            new MaterialData(0.2f,0.7f), // Glass
+            new MaterialData(0.6f,0.5f), // Wood
+            new MaterialData(0.9f,0.3f), // Flesh
+            new MaterialData(0.4f,0.7f), // Plastic
+            new MaterialData(0.9f,0.95f), // Rubber
+            new MaterialData(0.0f,0.0f) // light ??
+        };
+
+        public static Material MaxMaterial
+        {
+            get { return (Material)(m_materialdata.Length - 1); }
+        }
+
+        public static float friction(Material material)
+        {
+            int indx = (int)material;
+            if (indx < m_materialdata.Length)
+                return (m_materialdata[indx].friction);
+            else
+                return 0;
+        }
+
+        public static float bounce(Material material)
+        {
+            int indx = (int)material;
+            if (indx < m_materialdata.Length)
+                return (m_materialdata[indx].bounce);
+            else
+                return 0;
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/OpenSim/Region/Framework/Scenes/SceneGraph.cs b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
index e6e3ad0..7b77ea0 100644
--- a/OpenSim/Region/Framework/Scenes/SceneGraph.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneGraph.cs
@@ -1536,7 +1536,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// <param name="SetPhantom"></param>
         /// <param name="remoteClient"></param>
         protected internal void UpdatePrimFlags(
-            uint localID, bool UsePhysics, bool SetTemporary, bool SetPhantom, IClientAPI remoteClient)
+            uint localID, bool UsePhysics, bool SetTemporary, bool SetPhantom, ExtraPhysicsData PhysData, IClientAPI remoteClient)
         {
             SceneObjectGroup group = GetGroupByPrim(localID);
             if (group != null)
@@ -1544,7 +1544,14 @@ namespace OpenSim.Region.Framework.Scenes
                 if (m_parentScene.Permissions.CanEditObject(group.UUID, remoteClient.AgentId))
                 {
                     // VolumeDetect can't be set via UI and will always be off when a change is made there
-                    group.UpdatePrimFlags(localID, UsePhysics, SetTemporary, SetPhantom, false);
+                    if (PhysData.PhysShapeType == PhysShapeType.invalid)
+                        group.UpdatePrimFlags(localID, UsePhysics, SetTemporary, SetPhantom, false);
+                    else
+                    {
+                        SceneObjectPart part = GetSceneObjectPart(localID);
+                        if (part != null)
+                            part.UpdateExtraPhysics(PhysData);
+                    }
                 }
             }
         }
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index 314705e..6feb333 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -2556,7 +2556,7 @@ namespace OpenSim.Region.Framework.Scenes
                 linkPart.CreateSelected = true;
 
                 // let physics know preserve part volume dtc messy since UpdatePrimFlags doesn't look to parent changes for now
-                linkPart.UpdatePrimFlags(grpusephys, grptemporary, IsPhantom || ((linkPart.Flags & PrimFlags.Phantom) != null), linkPart.VolumeDetectActive, true);
+                linkPart.UpdatePrimFlags(grpusephys, grptemporary, (IsPhantom || (linkPart.Flags & PrimFlags.Phantom) != 0), linkPart.VolumeDetectActive, true);
                 if (linkPart.PhysActor != null && m_rootPart.PhysActor != null && m_rootPart.PhysActor.IsPhysical)
                 {
                     linkPart.PhysActor.link(m_rootPart.PhysActor);
@@ -2578,7 +2578,7 @@ namespace OpenSim.Region.Framework.Scenes
                     {
                         LinkNonRootPart(part, oldGroupPosition, oldRootRotation, linkNum++);
                         // let physics know
-                        part.UpdatePrimFlags(grpusephys, grptemporary, IsPhantom || ((part.Flags & PrimFlags.Phantom) != null), part.VolumeDetectActive, true);
+                        part.UpdatePrimFlags(grpusephys, grptemporary, (IsPhantom || (part.Flags & PrimFlags.Phantom) != 0), part.VolumeDetectActive, true);
                         if (part.PhysActor != null && m_rootPart.PhysActor != null && m_rootPart.PhysActor.IsPhysical)
                         {
                             part.PhysActor.link(m_rootPart.PhysActor);
diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
index f647544..a68b3eb 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectPart.cs
@@ -295,7 +295,13 @@ namespace OpenSim.Region.Framework.Scenes
         protected float m_buoyancy = 0.0f;
         protected Vector3 m_force;
         protected Vector3 m_torque;
-        
+
+        protected byte m_physicsShapeType = (byte)PhysShapeType.prim;
+        protected float m_density = 1000.0f; // in kg/m^3
+        protected float m_gravitymod = 1.0f;
+        protected float m_friction = 0.6f; // wood
+        protected float m_bounce = 0.5f; // wood
+
         /// <summary>
         /// Stores media texture data
         /// </summary>
@@ -556,19 +562,6 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
-        public byte Material
-        {
-            get { return (byte) m_material; }
-            set
-            {
-                m_material = (Material)value;
-                if (PhysActor != null)
-                {
-                    PhysActor.SetMaterial((int)value);
-                }
-            }
-        }
-
         public bool PassTouches
         {
             get { return m_passTouches; }
@@ -1377,6 +1370,87 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
+        public byte Material
+        {
+            get { return (byte)m_material; }
+            set
+            {
+                if (value >= 0 && value <= (byte)SOPMaterialData.MaxMaterial)
+                {
+                    m_material = (Material)value;
+                    m_friction = SOPMaterialData.friction(m_material);
+                    m_bounce = SOPMaterialData.bounce(m_material);
+                    if (PhysActor != null)
+                    {
+                        PhysActor.SetMaterial((int)value);
+                    }
+                }
+            }
+        }
+
+        public byte PhysicsShapeType
+        {
+            get { return m_physicsShapeType; }
+            set
+            {
+                if (value < 0 || value >= (byte)PhysShapeType.convex)
+                    value = (byte)PhysShapeType.prim; //convex  not supported ?
+
+                else if (value == (byte)PhysShapeType.none)
+                {
+                    if (ParentGroup == null || ParentGroup.RootPart == this)
+                        value = (byte)PhysShapeType.prim;
+                }
+                m_physicsShapeType = value;
+            }
+        }
+
+        public float Density // in kg/m^3
+        {
+            get { return m_density; }
+            set
+            {
+                if (value >=1 && value <= 22587.0)
+                {
+                    m_density = value;
+                }
+            }
+        }
+
+        public float GravityModifier
+        {
+            get { return m_gravitymod; }
+            set
+            {   if( value >= -1 && value <=28.0f)
+                m_gravitymod = value;
+            }
+        }
+
+        public float Friction
+        {
+            get { return m_friction; }
+            set
+            {
+                if (value >= 0 && value <= 255.0f)
+                {
+                    m_friction = value;
+                }
+            }
+        }
+
+        public float Bounciness
+        {
+            get { return m_bounce; }
+            set
+            {
+                if (value >= 0 && value <= 1.0f)
+                {
+                    m_bounce = value;
+                }
+            }
+        }
+
+
         #endregion Public Properties with only Get
 
         private uint ApplyMask(uint val, bool set, uint mask)
@@ -1583,9 +1657,13 @@ namespace OpenSim.Region.Framework.Scenes
             if (!ParentGroup.Scene.CollidablePrims)
                 return;
 
+            if (PhysicsShapeType == (byte)PhysShapeType.none)
+                return;
+
             bool isPhysical = (rootObjectFlags & (uint) PrimFlags.Physics) != 0;
             bool isPhantom = (rootObjectFlags & (uint) PrimFlags.Phantom) != 0;
 
+
             if (IsJoint())
             {
                 DoPhysicsPropertyUpdate(isPhysical, true);
@@ -1942,6 +2020,7 @@ namespace OpenSim.Region.Framework.Scenes
                     if (PhysActor.Phantom != phan)
                         PhysActor.Phantom = phan;
 
+
                     // If this part is a sculpt then delay the physics update until we've asynchronously loaded the
                     // mesh data.
                     if (Shape.SculptEntry)
@@ -4334,6 +4413,41 @@ namespace OpenSim.Region.Framework.Scenes
             }
         }
 
+
+        public void UpdateExtraPhysics(ExtraPhysicsData physdata)
+        {
+            if (physdata.PhysShapeType == PhysShapeType.invalid || ParentGroup == null)
+                return;
+
+            if (PhysicsShapeType != (byte)physdata.PhysShapeType)
+            {
+                PhysicsShapeType = (byte)physdata.PhysShapeType;
+
+                if (PhysicsShapeType == (byte)PhysShapeType.none)
+                {
+                    if (PhysActor != null)
+                    {
+                        Velocity = new Vector3(0, 0, 0);
+                        Acceleration = new Vector3(0, 0, 0);
+                        if (ParentGroup.RootPart == this)
+                            AngularVelocity = new Vector3(0, 0, 0);
+                        ParentGroup.Scene.RemovePhysicalPrim(1);
+                        RemoveFromPhysics();
+                    }
+                }
+                else if (PhysActor == null)
+                    ApplyPhysics((uint)Flags, VolumeDetectActive, false);
+            }
+
+            if(Density != physdata.Density)
+                Density = physdata.Density;
+            if(GravityModifier != physdata.GravitationModifier)
+                GravityModifier = physdata.GravitationModifier;
+            if(Friction != physdata.Friction)
+                Friction = physdata.Friction;
+            if(Bounciness != physdata.Bounce)
+                Bounciness = physdata.Bounce;
+        }
         /// <summary>
         /// Update the flags on this prim.  This covers properties such as phantom, physics and temporary.
         /// </summary>
@@ -4362,9 +4476,10 @@ namespace OpenSim.Region.Framework.Scenes
             // ... if VD is changed, all others are not.
             // ... if one of the others is changed, VD is not.
 
+/*
             if (SetVD) // VD is active, special logic applies
 
-                /* volume detection is now independent of phantom in sl
+                 volume detection is now independent of phantom in sl
 
                             {
                                 // State machine logic for VolumeDetect
@@ -4385,9 +4500,8 @@ namespace OpenSim.Region.Framework.Scenes
                                     // If volumedetect is active we don't want phantom to be applied.
                                     // If this is a new call to VD out of the state "phantom"
                                     // this will also cause the prim to be visible to physics
-                 */
                     SetPhantom = false;
-/*                }
+               }
             }
             else if (wasVD)
             {
@@ -4434,10 +4548,10 @@ namespace OpenSim.Region.Framework.Scenes
             else
                 RemFlag(PrimFlags.Phantom);
 
-            if ((SetPhantom && !UsePhysics) ||  ParentGroup.IsAttachment
+            if ((SetPhantom && !UsePhysics) ||  ParentGroup.IsAttachment || PhysicsShapeType == (byte)PhysShapeType.none
                 || (Shape.PathCurve == (byte)Extrusion.Flexible)) // note: this may have been changed above in the case of joints
             {
-                AddFlag(PrimFlags.Phantom);
+//                AddFlag(PrimFlags.Phantom);
 
                 Velocity = new Vector3(0, 0, 0);
                 Acceleration = new Vector3(0, 0, 0);
diff --git a/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs b/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
index 51a3320..dfa24e5 100644
--- a/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
+++ b/OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs
@@ -359,9 +359,14 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
             m_SOPXmlProcessors.Add("Torque", ProcessTorque);
             m_SOPXmlProcessors.Add("VolumeDetectActive", ProcessVolumeDetectActive);
 
-            //Ubit comented until proper testing
-                        m_SOPXmlProcessors.Add("Vehicle", ProcessVehicle);
 
+            m_SOPXmlProcessors.Add("Vehicle", ProcessVehicle);
+
+            m_SOPXmlProcessors.Add("PhysicsShapeType", ProcessPhysicsShapeType);
+            m_SOPXmlProcessors.Add("Density", ProcessDensity);
+            m_SOPXmlProcessors.Add("Friction", ProcessFriction);
+            m_SOPXmlProcessors.Add("Bounce", ProcessBounce);
+            m_SOPXmlProcessors.Add("GravityModifier", ProcessGravityModifier);
 
             #endregion
 
@@ -390,7 +395,7 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
             m_TaskInventoryXmlProcessors.Add("PermsMask", ProcessTIPermsMask);
             m_TaskInventoryXmlProcessors.Add("Type", ProcessTIType);
             m_TaskInventoryXmlProcessors.Add("OwnerChanged", ProcessTIOwnerChanged);
-            
+
             #endregion
 
             #region ShapeXmlProcessors initialization
@@ -585,6 +590,31 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
             obj.ClickAction = (byte)reader.ReadElementContentAsInt("ClickAction", String.Empty);
         }
 
+        private static void ProcessPhysicsShapeType(SceneObjectPart obj, XmlTextReader reader)
+        {
+            obj.PhysicsShapeType = (byte)reader.ReadElementContentAsInt("PhysicsShapeType", String.Empty);
+        }
+
+        private static void ProcessDensity(SceneObjectPart obj, XmlTextReader reader)
+        {
+            obj.Density = (byte)reader.ReadElementContentAsInt("Density", String.Empty);
+        }
+
+        private static void ProcessFriction(SceneObjectPart obj, XmlTextReader reader)
+        {
+            obj.Friction = (byte)reader.ReadElementContentAsInt("Friction", String.Empty);
+        }
+
+        private static void ProcessBounce(SceneObjectPart obj, XmlTextReader reader)
+        {
+            obj.Bounciness = (byte)reader.ReadElementContentAsInt("Bounce", String.Empty);
+        }
+
+        private static void ProcessGravityModifier(SceneObjectPart obj, XmlTextReader reader)
+        {
+            obj.GravityModifier = (byte)reader.ReadElementContentAsInt("GravityModifier", String.Empty);
+        }
+
         private static void ProcessVehicle(SceneObjectPart obj, XmlTextReader reader)
         {
             bool errors = false;
@@ -1288,9 +1318,19 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
 
             writer.WriteElementString("VolumeDetectActive", sop.VolumeDetectActive.ToString().ToLower());
 
-            //Ubit comented until proper testing
-                        if (sop.sopVehicle != null)
-                            sop.sopVehicle.ToXml2(writer);
+            if (sop.sopVehicle != null)
+                sop.sopVehicle.ToXml2(writer);
+
+            if(sop.PhysicsShapeType != (byte)PhysShapeType.prim)
+                writer.WriteElementString("PhysicsShapeType", sop.PhysicsShapeType.ToString().ToLower());
+            if (sop.Density != 1000.0f)
+                writer.WriteElementString("Density", sop.Density.ToString().ToLower());
+            if (sop.Friction != 0.6f)
+                writer.WriteElementString("Friction", sop.Friction.ToString().ToLower());
+            if (sop.Bounciness != 0.5f)
+                writer.WriteElementString("Bounce", sop.Bounciness.ToString().ToLower());
+            if (sop.GravityModifier != 1.0f)
+                writer.WriteElementString("GravityModifier", sop.GravityModifier.ToString().ToLower());
 
             writer.WriteEndElement();
         }