From 3c22da9efc77b2ec133a789c5162650d2c3bf6d5 Mon Sep 17 00:00:00 2001
From: Adam Frisby
Date: Thu, 14 Feb 2008 12:27:24 +0000
Subject: * Tree Populator Module, use "script tree" to make a growing tree in
your sim.
---
.../Environment/Modules/TreePopulatorModule.cs | 246 +++++++++++++++++++++
1 file changed, 246 insertions(+)
create mode 100644 OpenSim/Region/Environment/Modules/TreePopulatorModule.cs
(limited to 'OpenSim/Region/Environment')
diff --git a/OpenSim/Region/Environment/Modules/TreePopulatorModule.cs b/OpenSim/Region/Environment/Modules/TreePopulatorModule.cs
new file mode 100644
index 0000000..9c556c1
--- /dev/null
+++ b/OpenSim/Region/Environment/Modules/TreePopulatorModule.cs
@@ -0,0 +1,246 @@
+/*
+* 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 System;
+using System.Collections.Generic;
+using libsecondlife;
+using Nini.Config;
+using OpenSim.Framework;
+using OpenSim.Framework.Console;
+using OpenSim.Region.Environment.Interfaces;
+using OpenSim.Region.Environment.Scenes;
+
+namespace OpenSim.Region.Environment.Modules
+{
+ ///
+ /// Version 2.0 - Very hacky compared to the original. Will fix original and release as 0.3 later.
+ ///
+ public class TreePopulatorModule : IRegionModule
+ {
+ private Scene m_scene;
+ private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
+
+ private List m_trees;
+
+ public double m_tree_density = 50.0; // Aim for this many per region
+ public double m_tree_updates = 1000.0; // MS between updates
+
+ public void Initialise(Scene scene, IConfigSource config)
+ {
+ try
+ {
+ m_tree_density = config.Configs["Trees"].GetDouble("tree_density", m_tree_density);
+ }
+ catch (Exception)
+ { }
+
+ m_trees = new List();
+ m_scene = scene;
+
+ m_scene.EventManager.OnPluginConsole += new EventManager.OnPluginConsoleDelegate(EventManager_OnPluginConsole);
+
+ System.Timers.Timer CalculateTrees = new System.Timers.Timer(m_tree_updates);
+ CalculateTrees.Elapsed += new System.Timers.ElapsedEventHandler(CalculateTrees_Elapsed);
+ CalculateTrees.Start();
+ m_log.Debug("[TREES]: Initialised tree module");
+ }
+
+ void EventManager_OnPluginConsole(string[] args)
+ {
+ if (args[0] == "tree")
+ {
+ m_log.Debug("[TREES]: New tree planting");
+ CreateTree(new LLVector3(128.0f, 128.0f, 0.0f));
+ }
+ }
+
+ void growTrees()
+ {
+ foreach (LLUUID tree in m_trees)
+ {
+ if (m_scene.Entities.ContainsKey(tree))
+ {
+ SceneObjectPart s_tree = ((SceneObjectGroup)m_scene.Entities[tree]).RootPart;
+
+ // 100 seconds to grow 1m
+ s_tree.Scale += new LLVector3(0.1f, 0.1f, 0.1f);
+ s_tree.SendFullUpdateToAllClients();
+ //s_tree.ScheduleTerseUpdate();
+ }
+ else
+ {
+ m_trees.Remove(tree);
+ }
+ }
+ }
+
+ void seedTrees()
+ {
+ foreach (LLUUID tree in m_trees)
+ {
+ if (m_scene.Entities.ContainsKey(tree))
+ {
+ SceneObjectPart s_tree = ((SceneObjectGroup)m_scene.Entities[tree]).RootPart;
+
+ if (s_tree.Scale.X > 0.5)
+ {
+ if (Util.RandomClass.NextDouble() > 0.75)
+ {
+ SpawnChild(s_tree);
+ }
+ }
+
+ }
+ else
+ {
+ m_trees.Remove(tree);
+ }
+ }
+ }
+
+ void killTrees()
+ {
+ foreach (LLUUID tree in m_trees)
+ {
+ double killLikelyhood = 0.0;
+
+ if (m_scene.Entities.ContainsKey(tree))
+ {
+ SceneObjectPart selectedTree = ((SceneObjectGroup)m_scene.Entities[tree]).RootPart;
+ double selectedTreeScale = Math.Sqrt(Math.Pow(selectedTree.Scale.X, 2) +
+ Math.Pow(selectedTree.Scale.Y, 2) +
+ Math.Pow(selectedTree.Scale.Z, 2));
+
+ foreach (LLUUID picktree in m_trees)
+ {
+ if (picktree != tree)
+ {
+ SceneObjectPart pickedTree = ((SceneObjectGroup)m_scene.Entities[picktree]).RootPart;
+
+ double pickedTreeScale = Math.Sqrt(Math.Pow(pickedTree.Scale.X, 2) +
+ Math.Pow(pickedTree.Scale.Y, 2) +
+ Math.Pow(pickedTree.Scale.Z, 2));
+
+ double pickedTreeDistance = Math.Sqrt(Math.Pow(Math.Abs(pickedTree.AbsolutePosition.X - selectedTree.AbsolutePosition.X), 2) +
+ Math.Pow(Math.Abs(pickedTree.AbsolutePosition.Y - selectedTree.AbsolutePosition.Y), 2) +
+ Math.Pow(Math.Abs(pickedTree.AbsolutePosition.Z - selectedTree.AbsolutePosition.Z), 2));
+
+ killLikelyhood += (selectedTreeScale / (pickedTreeScale * pickedTreeDistance)) * 0.1;
+ }
+ }
+
+ if (Util.RandomClass.NextDouble() < killLikelyhood)
+ {
+ m_scene.RemoveEntity(selectedTree.ParentGroup);
+ m_trees.Remove(selectedTree.ParentGroup.UUID);
+
+ m_scene.ForEachClient(delegate(IClientAPI controller)
+ {
+ controller.SendKillObject(m_scene.RegionInfo.RegionHandle,
+ selectedTree.LocalID);
+ });
+
+ break;
+ }
+ else
+ {
+ selectedTree.SetText(killLikelyhood.ToString(), new Axiom.Math.Vector3(1.0f, 1.0f, 1.0f), 1.0);
+ }
+ }
+ else
+ {
+ m_trees.Remove(tree);
+ }
+ }
+ }
+
+ private void SpawnChild(SceneObjectPart s_tree)
+ {
+ LLVector3 position = new LLVector3();
+
+ position.X = s_tree.AbsolutePosition.X + (1 * (-1 * Util.RandomClass.Next(1)));
+ if (position.X > 255)
+ position.X = 255;
+ if (position.X < 0)
+ position.X = 0;
+ position.Y = s_tree.AbsolutePosition.Y + (1 * (-1 * Util.RandomClass.Next(1)));
+ if (position.Y > 255)
+ position.Y = 255;
+ if (position.Y < 0)
+ position.Y = 0;
+
+ double randX = ((Util.RandomClass.NextDouble() * 2.0) - 1.0) * (s_tree.Scale.X * 3);
+ double randY = ((Util.RandomClass.NextDouble() * 2.0) - 1.0) * (s_tree.Scale.X * 3);
+
+ position.X += (float)randX;
+ position.Y += (float)randY;
+
+ CreateTree(position);
+ }
+
+ private void CreateTree(LLVector3 position)
+ {
+ position.Z = (float)m_scene.Terrain.heightmap.Get((int)position.X, (int)position.Y);
+
+ SceneObjectGroup tree =
+ m_scene.AddTree(new LLVector3(0.1f, 0.1f, 0.1f),
+ LLQuaternion.Identity,
+ position,
+ Tree.Cypress1,
+ false);
+
+ m_trees.Add(tree.UUID);
+ tree.SendGroupFullUpdate();
+ }
+
+ void CalculateTrees_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
+ {
+ growTrees();
+ seedTrees();
+ killTrees();
+ }
+
+ public void PostInitialise()
+ {
+ }
+
+ public void Close()
+ {
+ }
+
+ public string Name
+ {
+ get { return "TreePopulatorModule"; }
+ }
+
+ public bool IsSharedModule
+ {
+ get { return false; }
+ }
+ }
+}
\ No newline at end of file
--
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