1 files changed, 4 insertions, 115 deletions

diff --git a/src/physics/PhysicsManager.cs b/src/physics/PhysicsManager.cs
index 1fee628..e5d5bd6 100644
--- a/src/physics/PhysicsManager.cs
+++ b/src/physics/PhysicsManager.cs
@@ -46,21 +46,15 @@ namespace PhysicsSystem
                 

                 public PhysicsScene GetPhysicsScene(string engineName)

                 {

-                    if( String.IsNullOrEmpty( engineName ) )

-                    {

-                return new NullPhysicsScene();

-                    }

-

-                    if(_plugins.ContainsKey(engineName))

+                        if(_plugins.ContainsKey(engineName))

                         {

                                 ServerConsole.MainConsole.Instance.WriteLine("creating "+engineName);

                                 return _plugins[engineName].GetScene();

                         }

                         else

                         {

-                string error = String.Format("couldn't find physicsEngine: {0}", engineName);

-                                ServerConsole.MainConsole.Instance.WriteLine( error );

-                throw new ArgumentException( error );

+                                ServerConsole.MainConsole.Instance.WriteLine("couldn't find physicsEngine: "+ engineName);

+                                return null;

                         }

                 }

                 

@@ -114,14 +108,6 @@ namespace PhysicsSystem
         

         public abstract class PhysicsScene

         {

-        public static PhysicsScene Null

-        {

-            get

-            {                

-                return new NullPhysicsScene();

-            }

-        }

-        

                 public abstract PhysicsActor AddAvatar(PhysicsVector position);

                 

                 public abstract PhysicsActor AddPrim(PhysicsVector position, PhysicsVector size);

@@ -138,49 +124,8 @@ namespace PhysicsSystem
                 }

         }

         

-    public class NullPhysicsScene : PhysicsScene

-    {

-        private static int m_workIndicator;

-        

-        public override PhysicsActor AddAvatar(PhysicsVector position)

-        {

-            ServerConsole.MainConsole.Instance.WriteLine("NullPhysicsScene : AddAvatar({0})", position );

-            return PhysicsActor.Null;

-        }

-

-        public override PhysicsActor AddPrim(PhysicsVector position, PhysicsVector size)

-        {

-            ServerConsole.MainConsole.Instance.WriteLine("NullPhysicsScene : AddPrim({0},{1})", position, size );

-            return PhysicsActor.Null;            

-        }

-

-        public override void Simulate(float timeStep)

-        {

-            m_workIndicator = ( m_workIndicator + 1 ) % 10;

-

-            ServerConsole.MainConsole.Instance.SetStatus( m_workIndicator.ToString() );

-        }

-

-        public override void GetResults()

-        {

-            ServerConsole.MainConsole.Instance.WriteLine("NullPhysicsScene : GetResults()" );

-        }

-

-        public override void SetTerrain(float[] heightMap)

-        {

-            ServerConsole.MainConsole.Instance.WriteLine("NullPhysicsScene : SetTerrain({0} items)", heightMap.Length );

-        }

-

-        public override bool IsThreaded

-        {

-            get { return false; }

-        }

-    }

-    

         public abstract class PhysicsActor

         {

-        public static readonly PhysicsActor Null = new NullPhysicsActor();

-            

                 public abstract PhysicsVector Position

                 {

                         get;

@@ -208,61 +153,7 @@ namespace PhysicsSystem
                 public abstract void SetMomentum(PhysicsVector momentum);

         }

 

-    public class NullPhysicsActor : PhysicsActor

-    {

-        public override PhysicsVector Position

-        {

-            get

-            {

-                return PhysicsVector.Zero;

-            }

-            set

-            {

-                return;

-            }

-        }

-

-        public override PhysicsVector Velocity

-        {

-            get

-            {

-                return PhysicsVector.Zero;

-            }

-            set

-            {

-                return;

-            }

-        }

-

-        public override PhysicsVector Acceleration

-        {

-            get { return PhysicsVector.Zero; }

-        }

-

-        public override bool Flying

-        {

-            get

-            {

-                return false;

-            }

-            set

-            {

-                return;

-            }

-        }

-

-        public override void AddForce(PhysicsVector force)

-        {

-            return;

-        }

-

-        public override void SetMomentum(PhysicsVector momentum)

-        {

-            return;

-        }

-    }

-

-    public class PhysicsVector

+        public class PhysicsVector

         {

                 public float X;

                 public float Y;

@@ -279,7 +170,5 @@ namespace PhysicsSystem
                         Y = y;

                         Z = z;

                 }

-

-        public static readonly PhysicsVector Zero = new PhysicsVector(0f, 0f, 0f);

         }

 }