From 16476f06b867adf01fa0d17c6761f4a862fc17ad Mon Sep 17 00:00:00 2001
From: gareth
Date: Wed, 7 Mar 2007 18:49:20 +0000
Subject: Imported branch

---
 ConvertToPlugins/src/physics/PhysicsManager.cs | 167 +++++++++++++++++++++++++
 1 file changed, 167 insertions(+)
 create mode 100644 ConvertToPlugins/src/physics/PhysicsManager.cs

(limited to 'ConvertToPlugins/src/physics/PhysicsManager.cs')

diff --git a/ConvertToPlugins/src/physics/PhysicsManager.cs b/ConvertToPlugins/src/physics/PhysicsManager.cs
new file mode 100644
index 0000000..0986501
--- /dev/null
+++ b/ConvertToPlugins/src/physics/PhysicsManager.cs
@@ -0,0 +1,167 @@
+/*
+* Copyright (c) OpenSim project, http://sim.opensecondlife.org/
+*
+* 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 <organization> 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 <copyright holder> ``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 <copyright holder> 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 System.Collections;
+using System.IO;
+using System.Reflection;
+
+namespace PhysicsSystem
+{
+	/// <summary>
+	/// Description of MyClass.
+	/// </summary>
+	public class PhysicsManager
+	{
+		private Dictionary<string, IPhysicsPlugin> _plugins=new Dictionary<string, IPhysicsPlugin>();
+		
+		public PhysicsManager()
+		{
+			
+		}
+		
+		public PhysicsScene GetPhysicsScene(string engineName)
+		{
+			if(_plugins.ContainsKey(engineName))
+			{
+				ServerConsole.MainConsole.Instance.WriteLine("creating "+engineName);
+				return _plugins[engineName].GetScene();
+			}
+			else
+			{
+				ServerConsole.MainConsole.Instance.WriteLine("couldn't find physicsEngine: "+ engineName);
+				return null;
+			}
+		}
+		
+		public void LoadPlugins()
+		{
+			string path = Path.Combine(System.AppDomain.CurrentDomain.BaseDirectory ,"Physics");
+       		string[] pluginFiles = Directory.GetFiles(path, "*.dll");
+        
+
+        	for(int i= 0; i<pluginFiles.Length; i++)
+        	{
+        		this.AddPlugin(pluginFiles[i]);
+        	}
+        }
+        	
+		private void AddPlugin(string FileName)
+		{
+			Assembly pluginAssembly = Assembly.LoadFrom(FileName);
+			
+			foreach (Type pluginType in pluginAssembly.GetTypes())
+			{
+				if (pluginType.IsPublic) 
+				{
+					if (!pluginType.IsAbstract)  
+					{
+						Type typeInterface = pluginType.GetInterface("IPhysicsPlugin", true);
+						
+						if (typeInterface != null)
+						{
+							IPhysicsPlugin plug = (IPhysicsPlugin)Activator.CreateInstance(pluginAssembly.GetType(pluginType.ToString()));
+							plug.Init();
+							this._plugins.Add(plug.GetName(),plug);
+							
+						}	
+						
+						typeInterface = null; 			
+					}				
+				}			
+			}
+			
+			pluginAssembly = null; 
+		}
+	}
+	public interface IPhysicsPlugin
+	{
+		bool Init();
+		PhysicsScene GetScene();
+		string GetName();
+		void Dispose();
+	}
+	
+	public abstract class PhysicsScene
+	{
+		public abstract PhysicsActor AddAvatar(PhysicsVector position);
+		
+		public abstract void Simulate(float timeStep);
+		
+		public abstract void GetResults();
+		
+		public abstract void SetTerrain(float[] heightMap);
+		
+		public abstract bool IsThreaded
+		{
+			get;
+		}
+	}
+	
+	public abstract class PhysicsActor
+	{
+		public abstract PhysicsVector Position
+		{
+			get;
+			set;
+		}
+		
+		public abstract PhysicsVector Velocity
+		{
+			get;
+			set;
+		}
+		
+		public abstract PhysicsVector Acceleration
+		{
+			get;
+		}
+		
+		public abstract void AddForce(PhysicsVector force);
+		
+		public abstract void SetMomentum(PhysicsVector momentum);
+	}
+
+	public class PhysicsVector
+	{
+		public float X;
+		public float Y;
+		public float Z;
+		
+		public PhysicsVector()
+		{
+			
+		}
+		
+		public PhysicsVector(float x, float y, float z)
+		{
+			X = x;
+			Y = y;
+			Z = z;
+		}
+	}
+}
-- 
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