* Add missing file from last commit

OpenSim/Region/Environment/Interfaces/IEntityCreator.cs

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+/*
+ * 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 OpenSim 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;
+using OpenSim.Framework;
+using OpenSim.Region.Environment.Scenes;
+
+namespace OpenSim.Region.Environment.Interfaces    
+{
+    /// <summary>
+    /// Interface to a class that is capable of creating entities
+    /// </summary>        
+    public interface IEntityCreator
+    {        
+        /// <summary>
+        /// The entities that this class is capable of creating.  These match the PCode format.
+        /// </summary>
+        /// <returns></returns>
+        PCode[] CreationCapabilities { get; }
+        
+        /// <summary>
+        /// Create an entity
+        /// </summary>
+        /// <param name="ownerID"></param>
+        /// <param name="groupID"></param>
+        /// <param name="pos"></param>
+        /// <param name="rot"></param>
+        /// <param name="shape"></param>
+        /// <returns>The entity created, or null if the creation failed</returns>
+        SceneObjectGroup CreateEntity(UUID ownerID, UUID groupID, Vector3 pos, Quaternion rot, PrimitiveBaseShape shape);       
+    }
+}