1 files changed, 78 insertions, 0 deletions

diff --git a/OpenSim/Region/PhysicsModules/SharedBase/PhysicsSensor.cs b/OpenSim/Region/PhysicsModules/SharedBase/PhysicsSensor.cs
new file mode 100644
index 0000000..da9c96c
--- /dev/null
+++ b/OpenSim/Region/PhysicsModules/SharedBase/PhysicsSensor.cs
@@ -0,0 +1,78 @@
+/*
+ * 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.Timers;
+using OpenMetaverse;
+
+namespace OpenSim.Region.PhysicsModules.SharedBase
+{
+    [Flags]
+    public enum SenseType : uint
+    {
+        NONE = 0,
+        AGENT = 1,
+        ACTIVE = 2,
+        PASSIVE = 3,
+        SCRIPTED = 4
+    }
+
+    public abstract class PhysicsSensor
+    {
+        public static PhysicsSensor Null
+        {
+            get { return new NullPhysicsSensor(); }
+        }
+        public abstract Vector3 Position { get; set; }
+        public abstract void TimerCallback (object obj, ElapsedEventArgs eea);
+        public abstract float radianarc {get; set;}
+        public abstract string targetname {get; set;}
+        public abstract Guid targetKey{get;set;}
+        public abstract SenseType sensetype { get;set;}
+        public abstract float range { get;set;}
+        public abstract float rateSeconds { get;set;}
+    }
+
+    public class NullPhysicsSensor : PhysicsSensor
+    {
+        public override Vector3 Position
+        {
+            get { return Vector3.Zero; }
+            set { return; }
+        }
+        public override void TimerCallback(object obj, ElapsedEventArgs eea)
+        {
+            // don't do squat
+        }
+        public override float radianarc { get { return 0f; } set { } }
+        public override string targetname { get { return ""; } set { } }
+        public override Guid targetKey { get { return Guid.Empty; } set { } }
+        public override SenseType sensetype { get { return SenseType.NONE; } set { } }
+        public override float range { get { return 0; } set { } }
+        public override float rateSeconds { get { return 0; } set { } }
+    }
+}