251 lines
9.3 KiB
C#
251 lines
9.3 KiB
C#
/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSim Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Reflection;
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using System.Timers;
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using Axiom.Math;
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using libsecondlife;
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using log4net;
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using Nini.Config;
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using OpenSim.Framework;
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using OpenSim.Region.Environment.Interfaces;
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using OpenSim.Region.Environment.Scenes;
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namespace OpenSim.Region.Environment.Modules
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{
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/// <summary>
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/// Version 2.0 - Very hacky compared to the original. Will fix original and release as 0.3 later.
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/// </summary>
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public class TreePopulatorModule : IRegionModule
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{
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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private Scene m_scene;
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public double m_tree_density = 50.0; // Aim for this many per region
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public double m_tree_updates = 1000.0; // MS between updates
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private List<LLUUID> m_trees;
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#region IRegionModule Members
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public void Initialise(Scene scene, IConfigSource config)
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{
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try
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{
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m_tree_density = config.Configs["Trees"].GetDouble("tree_density", m_tree_density);
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}
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catch (Exception)
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{
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}
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m_trees = new List<LLUUID>();
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m_scene = scene;
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m_scene.EventManager.OnPluginConsole += new EventManager.OnPluginConsoleDelegate(EventManager_OnPluginConsole);
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Timer CalculateTrees = new Timer(m_tree_updates);
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CalculateTrees.Elapsed += new ElapsedEventHandler(CalculateTrees_Elapsed);
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CalculateTrees.Start();
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m_log.Debug("[TREES]: Initialised tree module");
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}
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public void PostInitialise()
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{
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}
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public void Close()
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{
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}
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public string Name
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{
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get { return "TreePopulatorModule"; }
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}
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public bool IsSharedModule
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{
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get { return false; }
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}
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#endregion
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private void EventManager_OnPluginConsole(string[] args)
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{
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if (args[0] == "tree")
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{
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m_log.Debug("[TREES]: New tree planting");
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CreateTree(new LLVector3(128.0f, 128.0f, 0.0f));
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}
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}
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private void growTrees()
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{
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foreach (LLUUID tree in m_trees)
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{
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if (m_scene.Entities.ContainsKey(tree))
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{
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SceneObjectPart s_tree = ((SceneObjectGroup) m_scene.Entities[tree]).RootPart;
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// 100 seconds to grow 1m
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s_tree.Scale += new LLVector3(0.1f, 0.1f, 0.1f);
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s_tree.SendFullUpdateToAllClients();
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//s_tree.ScheduleTerseUpdate();
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}
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else
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{
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m_trees.Remove(tree);
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}
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}
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}
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private void seedTrees()
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{
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foreach (LLUUID tree in m_trees)
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{
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if (m_scene.Entities.ContainsKey(tree))
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{
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SceneObjectPart s_tree = ((SceneObjectGroup) m_scene.Entities[tree]).RootPart;
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if (s_tree.Scale.X > 0.5)
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{
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if (Util.RandomClass.NextDouble() > 0.75)
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{
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SpawnChild(s_tree);
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}
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}
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}
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else
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{
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m_trees.Remove(tree);
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}
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}
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}
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private void killTrees()
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{
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foreach (LLUUID tree in m_trees)
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{
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double killLikelyhood = 0.0;
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if (m_scene.Entities.ContainsKey(tree))
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{
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SceneObjectPart selectedTree = ((SceneObjectGroup) m_scene.Entities[tree]).RootPart;
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double selectedTreeScale = Math.Sqrt(Math.Pow(selectedTree.Scale.X, 2) +
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Math.Pow(selectedTree.Scale.Y, 2) +
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Math.Pow(selectedTree.Scale.Z, 2));
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foreach (LLUUID picktree in m_trees)
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{
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if (picktree != tree)
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{
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SceneObjectPart pickedTree = ((SceneObjectGroup) m_scene.Entities[picktree]).RootPart;
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double pickedTreeScale = Math.Sqrt(Math.Pow(pickedTree.Scale.X, 2) +
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Math.Pow(pickedTree.Scale.Y, 2) +
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Math.Pow(pickedTree.Scale.Z, 2));
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double pickedTreeDistance = Math.Sqrt(Math.Pow(Math.Abs(pickedTree.AbsolutePosition.X - selectedTree.AbsolutePosition.X), 2) +
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Math.Pow(Math.Abs(pickedTree.AbsolutePosition.Y - selectedTree.AbsolutePosition.Y), 2) +
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Math.Pow(Math.Abs(pickedTree.AbsolutePosition.Z - selectedTree.AbsolutePosition.Z), 2));
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killLikelyhood += (selectedTreeScale / (pickedTreeScale * pickedTreeDistance)) * 0.1;
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}
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}
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if (Util.RandomClass.NextDouble() < killLikelyhood)
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{
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m_scene.RemoveEntity(selectedTree.ParentGroup);
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m_trees.Remove(selectedTree.ParentGroup.UUID);
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m_scene.ForEachClient(delegate(IClientAPI controller)
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{
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controller.SendKillObject(m_scene.RegionInfo.RegionHandle,
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selectedTree.LocalId);
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});
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break;
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}
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else
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{
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selectedTree.SetText(killLikelyhood.ToString(), new Vector3(1.0f, 1.0f, 1.0f), 1.0);
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}
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}
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else
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{
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m_trees.Remove(tree);
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}
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}
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}
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private void SpawnChild(SceneObjectPart s_tree)
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{
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LLVector3 position = new LLVector3();
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position.X = s_tree.AbsolutePosition.X + (1 * (-1 * Util.RandomClass.Next(1)));
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if (position.X > 255)
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position.X = 255;
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if (position.X < 0)
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position.X = 0;
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position.Y = s_tree.AbsolutePosition.Y + (1 * (-1 * Util.RandomClass.Next(1)));
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if (position.Y > 255)
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position.Y = 255;
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if (position.Y < 0)
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position.Y = 0;
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double randX = ((Util.RandomClass.NextDouble() * 2.0) - 1.0) * (s_tree.Scale.X * 3);
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double randY = ((Util.RandomClass.NextDouble() * 2.0) - 1.0) * (s_tree.Scale.X * 3);
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position.X += (float) randX;
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position.Y += (float) randY;
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CreateTree(position);
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}
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private void CreateTree(LLVector3 position)
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{
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position.Z = (float) m_scene.Heightmap[(int) position.X, (int) position.Y];
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SceneObjectGroup tree =
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m_scene.AddTree(new LLVector3(0.1f, 0.1f, 0.1f),
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LLQuaternion.Identity,
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position,
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Tree.Cypress1,
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false);
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m_trees.Add(tree.UUID);
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tree.SendGroupFullUpdate();
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}
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private void CalculateTrees_Elapsed(object sender, ElapsedEventArgs e)
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{
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growTrees();
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seedTrees();
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killTrees();
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}
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}
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} |