Extract NullPhysicsScene from PhysicsScene to improve code readability

1 files changed, 121 insertions, 0 deletions

diff --git a/OpenSim/Region/Physics/Manager/NullPhysicsScene.cs b/OpenSim/Region/Physics/Manager/NullPhysicsScene.cs
new file mode 100644
index 0000000..1ccf46d
--- /dev/null
+++ b/OpenSim/Region/Physics/Manager/NullPhysicsScene.cs
@@ -0,0 +1,121 @@
+/*
+ * 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.Collections.Generic;
+using System.Reflection;
+using log4net;
+using Nini.Config;
+using OpenSim.Framework;
+using OpenMetaverse;
+
+namespace OpenSim.Region.Physics.Manager
+{
+    class NullPhysicsScene : PhysicsScene
+    {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        
+        private static int m_workIndicator;
+
+        public override void Initialise(IMesher meshmerizer, IConfigSource config)
+        {
+            // Does nothing right now
+        }
+
+        public override PhysicsActor AddAvatar(string avName, Vector3 position, Vector3 size, bool isFlying)
+        {
+            m_log.InfoFormat("[PHYSICS]: NullPhysicsScene : AddAvatar({0})", position);
+            return PhysicsActor.Null;
+        }
+
+        public override void RemoveAvatar(PhysicsActor actor)
+        {
+        }
+
+        public override void RemovePrim(PhysicsActor prim)
+        {
+        }
+        public override void SetWaterLevel(float baseheight)
+        {
+
+        }
+
+/*
+        public override PhysicsActor AddPrim(Vector3 position, Vector3 size, Quaternion rotation)
+        {
+            m_log.InfoFormat("NullPhysicsScene : AddPrim({0},{1})", position, size);
+            return PhysicsActor.Null;
+        }
+*/
+
+        public override PhysicsActor AddPrimShape(string primName, PrimitiveBaseShape pbs, Vector3 position,
+                                                  Vector3 size, Quaternion rotation, bool isPhysical, uint localid)
+        {
+            m_log.InfoFormat("[PHYSICS]: NullPhysicsScene : AddPrim({0},{1})", position, size);
+            return PhysicsActor.Null;
+        }
+
+        public override void AddPhysicsActorTaint(PhysicsActor prim)
+        {
+        }
+
+        public override float Simulate(float timeStep)
+        {
+            m_workIndicator = (m_workIndicator + 1) % 10;
+
+            return 0f;
+        }
+
+        public override void GetResults()
+        {
+            m_log.Info("[PHYSICS]: NullPhysicsScene : GetResults()");
+        }
+
+        public override void SetTerrain(float[] heightMap)
+        {
+            m_log.InfoFormat("[PHYSICS]: NullPhysicsScene : SetTerrain({0} items)", heightMap.Length);
+        }
+
+        public override void DeleteTerrain()
+        {
+        }
+
+        public override bool IsThreaded
+        {
+            get { return false; }
+        }
+
+        public override void Dispose()
+        {
+        }
+
+        public override Dictionary<uint,float> GetTopColliders()
+        {
+            Dictionary<uint, float> returncolliders = new Dictionary<uint, float>();
+            return returncolliders;
+        }
+    }
+}
\ No newline at end of file