1941 lines
81 KiB
C#
Executable File
1941 lines
81 KiB
C#
Executable File
/*
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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 OpenSimulator 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.IO;
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using System.Reflection;
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using System.Net;
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using System.Threading;
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using log4net;
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using Nini.Config;
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using OpenMetaverse;
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using Mono.Addins;
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using OpenSim.Framework;
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using OpenSim.Framework.Console;
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using OpenSim.Region.CoreModules.Framework.InterfaceCommander;
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using OpenSim.Region.CoreModules.World.Terrain.FileLoaders;
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using OpenSim.Region.CoreModules.World.Terrain.Modifiers;
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using OpenSim.Region.CoreModules.World.Terrain.FloodBrushes;
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using OpenSim.Region.CoreModules.World.Terrain.PaintBrushes;
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using OpenSim.Region.Framework.Interfaces;
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using OpenSim.Region.Framework.Scenes;
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namespace OpenSim.Region.CoreModules.World.Terrain
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{
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[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "TerrainModule")]
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public class TerrainModule : INonSharedRegionModule, ICommandableModule, ITerrainModule
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{
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#region StandardTerrainEffects enum
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/// <summary>
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/// A standard set of terrain brushes and effects recognised by viewers
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/// </summary>
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public enum StandardTerrainEffects : byte
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{
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Flatten = 0,
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Raise = 1,
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Lower = 2,
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Smooth = 3,
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Noise = 4,
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Revert = 5,
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// Extended brushes
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Erode = 255,
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Weather = 254,
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Olsen = 253
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}
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#endregion
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private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
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#pragma warning disable 414
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private static readonly string LogHeader = "[TERRAIN MODULE]";
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#pragma warning restore 414
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private readonly Commander m_commander = new Commander("terrain");
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private readonly Dictionary<StandardTerrainEffects, ITerrainFloodEffect> m_floodeffects =
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new Dictionary<StandardTerrainEffects, ITerrainFloodEffect>();
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private readonly Dictionary<string, ITerrainLoader> m_loaders = new Dictionary<string, ITerrainLoader>();
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private readonly Dictionary<StandardTerrainEffects, ITerrainPaintableEffect> m_painteffects =
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new Dictionary<StandardTerrainEffects, ITerrainPaintableEffect>();
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private Dictionary<string, ITerrainModifier> m_modifyOperations =
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new Dictionary<string, ITerrainModifier>();
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private Dictionary<string, ITerrainEffect> m_plugineffects;
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private ITerrainChannel m_channel;
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private ITerrainChannel m_baked;
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private Scene m_scene;
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private volatile bool m_tainted;
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private String m_InitialTerrain = "pinhead-island";
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// If true, send terrain patch updates to clients based on their view distance
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private bool m_sendTerrainUpdatesByViewDistance = true;
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// Class to keep the per client collection of terrain patches that must be sent.
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// A patch is set to 'true' meaning it should be sent to the client. Once the
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// patch packet is queued to the client, the bit for that patch is set to 'false'.
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private class PatchUpdates
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{
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private bool[,] updated; // for each patch, whether it needs to be sent to this client
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private int updateCount; // number of patches that need to be sent
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public ScenePresence Presence; // a reference to the client to send to
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public bool sendAll;
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public int sendAllcurrentX;
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public int sendAllcurrentY;
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public PatchUpdates(TerrainData terrData, ScenePresence pPresence)
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{
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updated = new bool[terrData.SizeX / Constants.TerrainPatchSize, terrData.SizeY / Constants.TerrainPatchSize];
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updateCount = 0;
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Presence = pPresence;
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// Initially, send all patches to the client
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SetAll(true);
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}
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// Returns 'true' if there are any patches marked for sending
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public bool HasUpdates()
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{
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return (updateCount > 0);
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}
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public void SetByXY(int x, int y, bool state)
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{
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this.SetByPatch(x / Constants.TerrainPatchSize, y / Constants.TerrainPatchSize, state);
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}
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public bool GetByPatch(int patchX, int patchY)
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{
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return updated[patchX, patchY];
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}
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public void SetByPatch(int patchX, int patchY, bool state)
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{
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bool prevState = updated[patchX, patchY];
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if (!prevState && state)
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updateCount++;
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if (prevState && !state)
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updateCount--;
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updated[patchX, patchY] = state;
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}
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public void SetAll(bool state)
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{
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updateCount = 0;
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for (int xx = 0; xx < updated.GetLength(0); xx++)
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for (int yy = 0; yy < updated.GetLength(1); yy++)
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updated[xx, yy] = state;
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if (state)
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updateCount = updated.GetLength(0) * updated.GetLength(1);
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sendAllcurrentX = 0;
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sendAllcurrentY = 0;
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sendAll = true;
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}
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// Logically OR's the terrain data's patch taint map into this client's update map.
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public void SetAll(TerrainData terrData)
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{
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if (updated.GetLength(0) != (terrData.SizeX / Constants.TerrainPatchSize)
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|| updated.GetLength(1) != (terrData.SizeY / Constants.TerrainPatchSize))
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{
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throw new Exception(
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String.Format("{0} PatchUpdates.SetAll: patch array not same size as terrain. arr=<{1},{2}>, terr=<{3},{4}>",
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LogHeader, updated.GetLength(0), updated.GetLength(1),
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terrData.SizeX / Constants.TerrainPatchSize, terrData.SizeY / Constants.TerrainPatchSize)
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);
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}
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for (int xx = 0; xx < terrData.SizeX; xx += Constants.TerrainPatchSize)
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{
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for (int yy = 0; yy < terrData.SizeY; yy += Constants.TerrainPatchSize)
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{
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// Only set tainted. The patch bit may be set if the patch was to be sent later.
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if (terrData.IsTaintedAt(xx, yy, false))
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{
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this.SetByXY(xx, yy, true);
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}
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}
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}
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}
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}
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// The flags of which terrain patches to send for each of the ScenePresence's
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private Dictionary<UUID, PatchUpdates> m_perClientPatchUpdates = new Dictionary<UUID, PatchUpdates>();
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/// <summary>
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/// Human readable list of terrain file extensions that are supported.
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/// </summary>
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private string m_supportedFileExtensions = "";
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//For terrain save-tile file extensions
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private string m_supportFileExtensionsForTileSave = "";
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#region ICommandableModule Members
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public ICommander CommandInterface {
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get { return m_commander; }
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}
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#endregion
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#region INonSharedRegionModule Members
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/// <summary>
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/// Creates and initialises a terrain module for a region
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/// </summary>
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/// <param name="scene">Region initialising</param>
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/// <param name="config">Config for the region</param>
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public void Initialise(IConfigSource config)
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{
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IConfig terrainConfig = config.Configs["Terrain"];
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if (terrainConfig != null)
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{
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m_InitialTerrain = terrainConfig.GetString("InitialTerrain", m_InitialTerrain);
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m_sendTerrainUpdatesByViewDistance =
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terrainConfig.GetBoolean(
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"SendTerrainUpdatesByViewDistance",m_sendTerrainUpdatesByViewDistance);
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}
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}
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public void AddRegion(Scene scene)
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{
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m_scene = scene;
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// Install terrain module in the simulator
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lock(m_scene)
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{
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if(m_scene.Bakedmap != null)
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{
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m_baked = m_scene.Bakedmap;
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}
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if (m_scene.Heightmap == null)
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{
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if(m_baked != null)
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m_channel = m_baked.MakeCopy();
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else
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m_channel = new TerrainChannel(m_InitialTerrain,
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(int)m_scene.RegionInfo.RegionSizeX,
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(int)m_scene.RegionInfo.RegionSizeY,
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(int)m_scene.RegionInfo.RegionSizeZ);
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m_scene.Heightmap = m_channel;
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}
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else
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{
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m_channel = m_scene.Heightmap;
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}
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if(m_baked == null)
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UpdateBakedMap();
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m_scene.RegisterModuleInterface<ITerrainModule>(this);
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m_scene.EventManager.OnNewClient += EventManager_OnNewClient;
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m_scene.EventManager.OnClientClosed += EventManager_OnClientClosed;
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m_scene.EventManager.OnPluginConsole += EventManager_OnPluginConsole;
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m_scene.EventManager.OnTerrainTick += EventManager_OnTerrainTick;
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m_scene.EventManager.OnTerrainCheckUpdates += EventManager_TerrainCheckUpdates;
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}
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InstallDefaultEffects();
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LoadPlugins();
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// Generate user-readable extensions list
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string supportedFilesSeparator = "";
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string supportedFilesSeparatorForTileSave = "";
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m_supportFileExtensionsForTileSave = "";
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foreach(KeyValuePair<string, ITerrainLoader> loader in m_loaders)
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{
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m_supportedFileExtensions += supportedFilesSeparator + loader.Key + " (" + loader.Value + ")";
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supportedFilesSeparator = ", ";
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//For terrain save-tile file extensions
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if (loader.Value.SupportsTileSave() == true)
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{
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m_supportFileExtensionsForTileSave += supportedFilesSeparatorForTileSave + loader.Key + " (" + loader.Value + ")";
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supportedFilesSeparatorForTileSave = ", ";
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}
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}
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}
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public void RegionLoaded(Scene scene)
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{
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//Do this here to give file loaders time to initialize and
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//register their supported file extensions and file formats.
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InstallInterfaces();
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}
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public void RemoveRegion(Scene scene)
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{
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lock(m_scene)
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{
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// remove the commands
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m_scene.UnregisterModuleCommander(m_commander.Name);
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// remove the event-handlers
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m_scene.EventManager.OnTerrainCheckUpdates -= EventManager_TerrainCheckUpdates;
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m_scene.EventManager.OnTerrainTick -= EventManager_OnTerrainTick;
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m_scene.EventManager.OnPluginConsole -= EventManager_OnPluginConsole;
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m_scene.EventManager.OnClientClosed -= EventManager_OnClientClosed;
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m_scene.EventManager.OnNewClient -= EventManager_OnNewClient;
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// remove the interface
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m_scene.UnregisterModuleInterface<ITerrainModule>(this);
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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 Type ReplaceableInterface {
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get { return null; }
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}
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public string Name {
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get { return "TerrainModule"; }
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}
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#endregion
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#region ITerrainModule Members
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public void UndoTerrain(ITerrainChannel channel)
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{
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m_channel = channel;
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}
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/// <summary>
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/// Loads a terrain file from disk and installs it in the scene.
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/// </summary>
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/// <param name="filename">Filename to terrain file. Type is determined by extension.</param>
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public void LoadFromFile(string filename)
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{
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foreach(KeyValuePair<string, ITerrainLoader> loader in m_loaders)
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{
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if (filename.EndsWith(loader.Key))
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{
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lock(m_scene)
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{
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try
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{
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ITerrainChannel channel = loader.Value.LoadFile(filename);
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if (channel.Width != m_scene.RegionInfo.RegionSizeX || channel.Height != m_scene.RegionInfo.RegionSizeY)
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{
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// TerrainChannel expects a RegionSize x RegionSize map, currently
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throw new ArgumentException(String.Format("wrong size, use a file with size {0} x {1}",
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m_scene.RegionInfo.RegionSizeX, m_scene.RegionInfo.RegionSizeY));
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}
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m_log.DebugFormat("[TERRAIN]: Loaded terrain, wd/ht: {0}/{1}", channel.Width, channel.Height);
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m_scene.Heightmap = channel;
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m_channel = channel;
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UpdateBakedMap();
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}
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catch(NotImplementedException)
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{
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m_log.Error("[TERRAIN]: Unable to load heightmap, the " + loader.Value +
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" parser does not support file loading. (May be save only)");
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throw new TerrainException(String.Format("unable to load heightmap: parser {0} does not support loading", loader.Value));
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}
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catch(FileNotFoundException)
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{
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m_log.Error(
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"[TERRAIN]: Unable to load heightmap, file not found. (A directory permissions error may also cause this)");
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throw new TerrainException(
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String.Format("unable to load heightmap: file {0} not found (or permissions do not allow access", filename));
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}
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catch(ArgumentException e)
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{
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m_log.ErrorFormat("[TERRAIN]: Unable to load heightmap: {0}", e.Message);
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throw new TerrainException(
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String.Format("Unable to load heightmap: {0}", e.Message));
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}
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}
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m_log.Info("[TERRAIN]: File (" + filename + ") loaded successfully");
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return;
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}
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}
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m_log.Error("[TERRAIN]: Unable to load heightmap, no file loader available for that format.");
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throw new TerrainException(String.Format("unable to load heightmap from file {0}: no loader available for that format", filename));
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}
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/// <summary>
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/// Saves the current heightmap to a specified file.
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/// </summary>
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/// <param name="filename">The destination filename</param>
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public void SaveToFile(string filename)
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{
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try
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{
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foreach(KeyValuePair<string, ITerrainLoader> loader in m_loaders)
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{
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if (filename.EndsWith(loader.Key))
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{
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loader.Value.SaveFile(filename, m_channel);
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m_log.InfoFormat("[TERRAIN]: Saved terrain from {0} to {1}", m_scene.RegionInfo.RegionName, filename);
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return;
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}
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}
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}
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catch(IOException ioe)
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{
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m_log.Error(String.Format("[TERRAIN]: Unable to save to {0}, {1}", filename, ioe.Message));
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}
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m_log.ErrorFormat(
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"[TERRAIN]: Could not save terrain from {0} to {1}. Valid file extensions are {2}",
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m_scene.RegionInfo.RegionName, filename, m_supportedFileExtensions);
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}
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/// <summary>
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/// Loads a terrain file from the specified URI
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/// </summary>
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/// <param name="filename">The name of the terrain to load</param>
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/// <param name="pathToTerrainHeightmap">The URI to the terrain height map</param>
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public void LoadFromStream(string filename, Uri pathToTerrainHeightmap)
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{
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LoadFromStream(filename, URIFetch(pathToTerrainHeightmap));
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}
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public void LoadFromStream(string filename, Stream stream)
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{
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LoadFromStream(filename, Vector3.Zero, 0f, Vector2.Zero, stream);
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}
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/// <summary>
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/// Loads a terrain file from a stream and installs it in the scene.
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/// </summary>
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/// <param name="filename">Filename to terrain file. Type is determined by extension.</param>
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/// <param name="stream"></param>
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public void LoadFromStream(string filename, Vector3 displacement,
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float radianRotation, Vector2 rotationDisplacement, Stream stream)
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{
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foreach(KeyValuePair<string, ITerrainLoader> loader in m_loaders)
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{
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if (filename.EndsWith(loader.Key))
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{
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lock(m_scene)
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{
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try
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{
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ITerrainChannel channel = loader.Value.LoadStream(stream);
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m_channel.Merge(channel, displacement, radianRotation, rotationDisplacement);
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UpdateBakedMap();
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}
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catch(NotImplementedException)
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{
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m_log.Error("[TERRAIN]: Unable to load heightmap, the " + loader.Value +
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" parser does not support file loading. (May be save only)");
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throw new TerrainException(String.Format("unable to load heightmap: parser {0} does not support loading", loader.Value));
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}
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}
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m_log.Info("[TERRAIN]: File (" + filename + ") loaded successfully");
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return;
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}
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}
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m_log.Error("[TERRAIN]: Unable to load heightmap, no file loader available for that format.");
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throw new TerrainException(String.Format("unable to load heightmap from file {0}: no loader available for that format", filename));
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}
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public void LoadFromStream(string filename, Vector3 displacement,
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float rotationDegrees, Vector2 boundingOrigin, Vector2 boundingSize, Stream stream)
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{
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foreach (KeyValuePair<string, ITerrainLoader> loader in m_loaders)
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{
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if (filename.EndsWith(loader.Key))
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{
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lock (m_scene)
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{
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try
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{
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ITerrainChannel channel = loader.Value.LoadStream(stream);
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m_channel.MergeWithBounding(channel, displacement, rotationDegrees, boundingOrigin, boundingSize);
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UpdateBakedMap();
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}
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catch (NotImplementedException)
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{
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m_log.Error("[TERRAIN]: Unable to load heightmap, the " + loader.Value +
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" parser does not support file loading. (May be save only)");
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throw new TerrainException(String.Format("unable to load heightmap: parser {0} does not support loading", loader.Value));
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}
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}
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m_log.Info("[TERRAIN]: File (" + filename + ") loaded successfully");
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return;
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}
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}
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m_log.Error("[TERRAIN]: Unable to load heightmap, no file loader available for that format.");
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throw new TerrainException(String.Format("unable to load heightmap from file {0}: no loader available for that format", filename));
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}
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private static Stream URIFetch(Uri uri)
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{
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HttpWebRequest request = (HttpWebRequest)WebRequest.Create(uri);
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// request.Credentials = credentials;
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request.ContentLength = 0;
|
|
request.KeepAlive = false;
|
|
|
|
WebResponse response = request.GetResponse();
|
|
Stream file = response.GetResponseStream();
|
|
|
|
if (response.ContentLength == 0)
|
|
throw new Exception(String.Format("{0} returned an empty file", uri.ToString()));
|
|
|
|
// return new BufferedStream(file, (int) response.ContentLength);
|
|
return new BufferedStream(file, 1000000);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Modify Land
|
|
/// </summary>
|
|
/// <param name="pos">Land-position (X,Y,0)</param>
|
|
/// <param name="size">The size of the brush (0=small, 1=medium, 2=large)</param>
|
|
/// <param name="action">0=LAND_LEVEL, 1=LAND_RAISE, 2=LAND_LOWER, 3=LAND_SMOOTH, 4=LAND_NOISE, 5=LAND_REVERT</param>
|
|
/// <param name="agentId">UUID of script-owner</param>
|
|
public void ModifyTerrain(UUID user, Vector3 pos, byte size, byte action, UUID agentId)
|
|
{
|
|
float duration = 0.25f;
|
|
if (action == 0)
|
|
duration = 4.0f;
|
|
|
|
client_OnModifyTerrain(user, (float)pos.Z, duration, size, action, pos.Y, pos.X, pos.Y, pos.X, agentId);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Saves the current heightmap to a specified stream.
|
|
/// </summary>
|
|
/// <param name="filename">The destination filename. Used here only to identify the image type</param>
|
|
/// <param name="stream"></param>
|
|
public void SaveToStream(string filename, Stream stream)
|
|
{
|
|
try
|
|
{
|
|
foreach(KeyValuePair<string, ITerrainLoader> loader in m_loaders)
|
|
{
|
|
if (filename.EndsWith(loader.Key))
|
|
{
|
|
loader.Value.SaveStream(stream, m_channel);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
catch(NotImplementedException)
|
|
{
|
|
m_log.Error("Unable to save to " + filename + ", saving of this file format has not been implemented.");
|
|
throw new TerrainException(String.Format("Unable to save heightmap: saving of this file format not implemented"));
|
|
}
|
|
}
|
|
|
|
// Someone diddled terrain outside the normal code paths. Set the taintedness for all clients.
|
|
// ITerrainModule.TaintTerrain()
|
|
public void TaintTerrain ()
|
|
{
|
|
lock (m_perClientPatchUpdates)
|
|
{
|
|
// Set the flags for all clients so the tainted patches will be sent out
|
|
foreach (PatchUpdates pups in m_perClientPatchUpdates.Values)
|
|
{
|
|
pups.SetAll(m_scene.Heightmap.GetTerrainData());
|
|
}
|
|
}
|
|
}
|
|
|
|
// ITerrainModule.PushTerrain()
|
|
public void PushTerrain(IClientAPI pClient)
|
|
{
|
|
if (m_sendTerrainUpdatesByViewDistance)
|
|
{
|
|
ScenePresence presence = m_scene.GetScenePresence(pClient.AgentId);
|
|
if (presence != null)
|
|
{
|
|
lock (m_perClientPatchUpdates)
|
|
{
|
|
PatchUpdates pups;
|
|
if (!m_perClientPatchUpdates.TryGetValue(pClient.AgentId, out pups))
|
|
{
|
|
// There is a ScenePresence without a send patch map. Create one.
|
|
pups = new PatchUpdates(m_scene.Heightmap.GetTerrainData(), presence);
|
|
m_perClientPatchUpdates.Add(presence.UUID, pups);
|
|
}
|
|
pups.SetAll(true);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// The traditional way is to call into the protocol stack to send them all.
|
|
pClient.SendLayerData();
|
|
}
|
|
}
|
|
|
|
#region Plugin Loading Methods
|
|
|
|
private void LoadPlugins()
|
|
{
|
|
m_plugineffects = new Dictionary<string, ITerrainEffect>();
|
|
LoadPlugins(Assembly.GetCallingAssembly());
|
|
string plugineffectsPath = "Terrain";
|
|
|
|
// Load the files in the Terrain/ dir
|
|
if (!Directory.Exists(plugineffectsPath))
|
|
return;
|
|
|
|
string[] files = Directory.GetFiles(plugineffectsPath);
|
|
foreach(string file in files)
|
|
{
|
|
m_log.Info("Loading effects in " + file);
|
|
try
|
|
{
|
|
Assembly library = Assembly.LoadFrom(file);
|
|
LoadPlugins(library);
|
|
}
|
|
catch(BadImageFormatException)
|
|
{
|
|
}
|
|
}
|
|
}
|
|
|
|
private void LoadPlugins(Assembly library)
|
|
{
|
|
foreach(Type pluginType in library.GetTypes())
|
|
{
|
|
try
|
|
{
|
|
if (pluginType.IsAbstract || pluginType.IsNotPublic)
|
|
continue;
|
|
|
|
string typeName = pluginType.Name;
|
|
|
|
if (pluginType.GetInterface("ITerrainEffect", false) != null)
|
|
{
|
|
ITerrainEffect terEffect = (ITerrainEffect)Activator.CreateInstance(library.GetType(pluginType.ToString()));
|
|
|
|
InstallPlugin(typeName, terEffect);
|
|
}
|
|
else if (pluginType.GetInterface("ITerrainLoader", false) != null)
|
|
{
|
|
ITerrainLoader terLoader = (ITerrainLoader)Activator.CreateInstance(library.GetType(pluginType.ToString()));
|
|
m_loaders[terLoader.FileExtension] = terLoader;
|
|
m_log.Info("L ... " + typeName);
|
|
}
|
|
}
|
|
catch(AmbiguousMatchException)
|
|
{
|
|
}
|
|
}
|
|
}
|
|
|
|
public void InstallPlugin(string pluginName, ITerrainEffect effect)
|
|
{
|
|
lock(m_plugineffects)
|
|
{
|
|
if (!m_plugineffects.ContainsKey(pluginName))
|
|
{
|
|
m_plugineffects.Add(pluginName, effect);
|
|
m_log.Info("E ... " + pluginName);
|
|
}
|
|
else
|
|
{
|
|
m_plugineffects[pluginName] = effect;
|
|
m_log.Info("E ... " + pluginName + " (Replaced)");
|
|
}
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
#endregion
|
|
|
|
/// <summary>
|
|
/// Installs into terrain module the standard suite of brushes
|
|
/// </summary>
|
|
private void InstallDefaultEffects()
|
|
{
|
|
// Draggable Paint Brush Effects
|
|
m_painteffects[StandardTerrainEffects.Raise] = new RaiseSphere();
|
|
m_painteffects[StandardTerrainEffects.Lower] = new LowerSphere();
|
|
m_painteffects[StandardTerrainEffects.Smooth] = new SmoothSphere();
|
|
m_painteffects[StandardTerrainEffects.Noise] = new NoiseSphere();
|
|
m_painteffects[StandardTerrainEffects.Flatten] = new FlattenSphere();
|
|
m_painteffects[StandardTerrainEffects.Revert] = new RevertSphere(m_baked);
|
|
m_painteffects[StandardTerrainEffects.Erode] = new ErodeSphere();
|
|
m_painteffects[StandardTerrainEffects.Weather] = new WeatherSphere();
|
|
m_painteffects[StandardTerrainEffects.Olsen] = new OlsenSphere();
|
|
|
|
// Area of effect selection effects
|
|
m_floodeffects[StandardTerrainEffects.Raise] = new RaiseArea();
|
|
m_floodeffects[StandardTerrainEffects.Lower] = new LowerArea();
|
|
m_floodeffects[StandardTerrainEffects.Smooth] = new SmoothArea();
|
|
m_floodeffects[StandardTerrainEffects.Noise] = new NoiseArea();
|
|
m_floodeffects[StandardTerrainEffects.Flatten] = new FlattenArea();
|
|
m_floodeffects[StandardTerrainEffects.Revert] = new RevertArea(m_baked);
|
|
|
|
// Terrain Modifier operations
|
|
|
|
m_modifyOperations["min"] = new MinModifier(this);
|
|
m_modifyOperations["max"] = new MaxModifier(this);
|
|
m_modifyOperations["raise"] = new RaiseModifier(this);
|
|
m_modifyOperations["lower"] = new LowerModifier(this);
|
|
m_modifyOperations["fill"] = new FillModifier(this);
|
|
m_modifyOperations["smooth"] = new SmoothModifier(this);
|
|
m_modifyOperations["noise"] = new NoiseModifier(this);
|
|
|
|
// Filesystem load/save loaders
|
|
m_loaders[".r32"] = new RAW32();
|
|
m_loaders[".f32"] = m_loaders[".r32"];
|
|
m_loaders[".ter"] = new Terragen();
|
|
m_loaders[".raw"] = new LLRAW();
|
|
m_loaders[".jpg"] = new JPEG();
|
|
m_loaders[".jpeg"] = m_loaders[".jpg"];
|
|
m_loaders[".bmp"] = new BMP();
|
|
m_loaders[".png"] = new PNG();
|
|
m_loaders[".gif"] = new GIF();
|
|
m_loaders[".tif"] = new TIFF();
|
|
m_loaders[".tiff"] = m_loaders[".tif"];
|
|
}
|
|
|
|
/// <summary>
|
|
/// Saves the current state of the region into the baked map buffer.
|
|
|
|
/// </summary>
|
|
public void UpdateBakedMap()
|
|
{
|
|
m_baked = m_channel.MakeCopy();
|
|
m_painteffects[StandardTerrainEffects.Revert] = new RevertSphere(m_baked);
|
|
m_floodeffects[StandardTerrainEffects.Revert] = new RevertArea(m_baked);
|
|
m_scene.Bakedmap = m_baked;
|
|
m_scene.SaveBakedTerrain();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Loads a tile from a larger terrain file and installs it into the region.
|
|
/// </summary>
|
|
/// <param name="filename">The terrain file to load</param>
|
|
/// <param name="fileWidth">The width of the file in units</param>
|
|
/// <param name="fileHeight">The height of the file in units</param>
|
|
/// <param name="fileStartX">Where to begin our slice</param>
|
|
/// <param name="fileStartY">Where to begin our slice</param>
|
|
public void LoadFromFile(string filename, int fileWidth, int fileHeight, int fileStartX, int fileStartY)
|
|
{
|
|
int offsetX = (int)m_scene.RegionInfo.RegionLocX - fileStartX;
|
|
int offsetY = (int)m_scene.RegionInfo.RegionLocY - fileStartY;
|
|
|
|
if (offsetX >= 0 && offsetX < fileWidth && offsetY >= 0 && offsetY < fileHeight)
|
|
{
|
|
// this region is included in the tile request
|
|
foreach(KeyValuePair<string, ITerrainLoader> loader in m_loaders)
|
|
{
|
|
if (filename.EndsWith(loader.Key))
|
|
{
|
|
lock(m_scene)
|
|
{
|
|
ITerrainChannel channel = loader.Value.LoadFile(filename, offsetX, offsetY,
|
|
fileWidth, fileHeight,
|
|
(int) m_scene.RegionInfo.RegionSizeX,
|
|
(int) m_scene.RegionInfo.RegionSizeY);
|
|
m_scene.Heightmap = channel;
|
|
m_channel = channel;
|
|
UpdateBakedMap();
|
|
}
|
|
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Save a number of map tiles to a single big image file.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// If the image file already exists then the tiles saved will replace those already in the file - other tiles
|
|
/// will be untouched.
|
|
/// </remarks>
|
|
/// <param name="filename">The terrain file to save</param>
|
|
/// <param name="fileWidth">The number of tiles to save along the X axis.</param>
|
|
/// <param name="fileHeight">The number of tiles to save along the Y axis.</param>
|
|
/// <param name="fileStartX">The map x co-ordinate at which to begin the save.</param>
|
|
/// <param name="fileStartY">The may y co-ordinate at which to begin the save.</param>
|
|
public void SaveToFile(string filename, int fileWidth, int fileHeight, int fileStartX, int fileStartY)
|
|
{
|
|
int offsetX = (int)m_scene.RegionInfo.RegionLocX - fileStartX;
|
|
int offsetY = (int)m_scene.RegionInfo.RegionLocY - fileStartY;
|
|
|
|
if (offsetX < 0 || offsetX >= fileWidth || offsetY < 0 || offsetY >= fileHeight)
|
|
{
|
|
MainConsole.Instance.Output(
|
|
"ERROR: file width + minimum X tile and file height + minimum Y tile must incorporate the current region at ({0},{1}). File width {2} from {3} and file height {4} from {5} does not.",
|
|
null,
|
|
m_scene.RegionInfo.RegionLocX, m_scene.RegionInfo.RegionLocY, fileWidth, fileStartX, fileHeight, fileStartY);
|
|
|
|
return;
|
|
}
|
|
|
|
// this region is included in the tile request
|
|
foreach(KeyValuePair<string, ITerrainLoader> loader in m_loaders)
|
|
{
|
|
if (filename.EndsWith(loader.Key) && loader.Value.SupportsTileSave())
|
|
{
|
|
lock(m_scene)
|
|
{
|
|
loader.Value.SaveFile(m_channel, filename, offsetX, offsetY,
|
|
fileWidth, fileHeight,
|
|
(int)m_scene.RegionInfo.RegionSizeX,
|
|
(int)m_scene.RegionInfo.RegionSizeY);
|
|
|
|
MainConsole.Instance.Output(
|
|
"Saved terrain from ({0},{1}) to ({2},{3}) from {4} to {5}",
|
|
null,
|
|
fileStartX, fileStartY, fileStartX + fileWidth - 1, fileStartY + fileHeight - 1,
|
|
m_scene.RegionInfo.RegionName, filename);
|
|
}
|
|
|
|
return;
|
|
}
|
|
}
|
|
|
|
MainConsole.Instance.Output(
|
|
"ERROR: Could not save terrain from {0} to {1}. Valid file extensions are {2}",
|
|
null,
|
|
m_scene.RegionInfo.RegionName, filename, m_supportFileExtensionsForTileSave);
|
|
}
|
|
|
|
|
|
/// <summary>
|
|
/// This is used to check to see of any of the terrain is tainted and, if so, schedule
|
|
/// updates for all the presences.
|
|
/// This also checks to see if there are updates that need to be sent for each presence.
|
|
/// This is where the logic is to send terrain updates to clients.
|
|
/// </summary>
|
|
/// doing it async, since currently this is 2 heavy for heartbeat
|
|
private void EventManager_TerrainCheckUpdates()
|
|
{
|
|
Util.FireAndForget(
|
|
EventManager_TerrainCheckUpdatesAsync);
|
|
}
|
|
|
|
object TerrainCheckUpdatesLock = new object();
|
|
|
|
private void EventManager_TerrainCheckUpdatesAsync(object o)
|
|
{
|
|
// dont overlap execution
|
|
if(Monitor.TryEnter(TerrainCheckUpdatesLock))
|
|
{
|
|
// this needs fixing
|
|
TerrainData terrData = m_channel.GetTerrainData();
|
|
|
|
bool shouldTaint = false;
|
|
for (int x = 0; x < terrData.SizeX; x += Constants.TerrainPatchSize)
|
|
{
|
|
for (int y = 0; y < terrData.SizeY; y += Constants.TerrainPatchSize)
|
|
{
|
|
if (terrData.IsTaintedAt(x, y,true))
|
|
{
|
|
// Found a patch that was modified. Push this flag into the clients.
|
|
SendToClients(terrData, x, y);
|
|
shouldTaint = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
// This event also causes changes to be sent to the clients
|
|
CheckSendingPatchesToClients();
|
|
|
|
// If things changes, generate some events
|
|
if (shouldTaint)
|
|
{
|
|
m_scene.EventManager.TriggerTerrainTainted();
|
|
m_tainted = true;
|
|
}
|
|
Monitor.Exit(TerrainCheckUpdatesLock);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Performs updates to the region periodically, synchronising physics and other heightmap aware sections
|
|
/// Called infrequently (like every 5 seconds or so). Best used for storing terrain.
|
|
/// </summary>
|
|
private void EventManager_OnTerrainTick()
|
|
{
|
|
if (m_tainted)
|
|
{
|
|
m_tainted = false;
|
|
m_scene.PhysicsScene.SetTerrain(m_channel.GetFloatsSerialised());
|
|
m_scene.SaveTerrain();
|
|
|
|
// Clients who look at the map will never see changes after they looked at the map, so i've commented this out.
|
|
//m_scene.CreateTerrainTexture(true);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Processes commandline input. Do not call directly.
|
|
/// </summary>
|
|
/// <param name="args">Commandline arguments</param>
|
|
private void EventManager_OnPluginConsole(string[] args)
|
|
{
|
|
if (args[0] == "terrain")
|
|
{
|
|
if (args.Length == 1)
|
|
{
|
|
m_commander.ProcessConsoleCommand("help", new string[0]);
|
|
return;
|
|
}
|
|
|
|
string[] tmpArgs = new string[args.Length - 2];
|
|
int i;
|
|
for(i = 2; i < args.Length; i++)
|
|
tmpArgs[i - 2] = args[i];
|
|
|
|
m_commander.ProcessConsoleCommand(args[1], tmpArgs);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Installs terrain brush hook to IClientAPI
|
|
/// </summary>
|
|
/// <param name="client"></param>
|
|
private void EventManager_OnNewClient(IClientAPI client)
|
|
{
|
|
client.OnModifyTerrain += client_OnModifyTerrain;
|
|
client.OnBakeTerrain += client_OnBakeTerrain;
|
|
client.OnLandUndo += client_OnLandUndo;
|
|
client.OnUnackedTerrain += client_OnUnackedTerrain;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Installs terrain brush hook to IClientAPI
|
|
/// </summary>
|
|
/// <param name="client"></param>
|
|
private void EventManager_OnClientClosed(UUID client, Scene scene)
|
|
{
|
|
ScenePresence presence = scene.GetScenePresence(client);
|
|
if (presence != null)
|
|
{
|
|
presence.ControllingClient.OnModifyTerrain -= client_OnModifyTerrain;
|
|
presence.ControllingClient.OnBakeTerrain -= client_OnBakeTerrain;
|
|
presence.ControllingClient.OnLandUndo -= client_OnLandUndo;
|
|
presence.ControllingClient.OnUnackedTerrain -= client_OnUnackedTerrain;
|
|
}
|
|
lock (m_perClientPatchUpdates)
|
|
m_perClientPatchUpdates.Remove(client);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Scan over changes in the terrain and limit height changes. This enforces the
|
|
/// non-estate owner limits on rate of terrain editting.
|
|
/// Returns 'true' if any heights were limited.
|
|
/// </summary>
|
|
private bool EnforceEstateLimits()
|
|
{
|
|
TerrainData terrData = m_channel.GetTerrainData();
|
|
|
|
bool wasLimited = false;
|
|
for (int x = 0; x < terrData.SizeX; x += Constants.TerrainPatchSize)
|
|
{
|
|
for (int y = 0; y < terrData.SizeY; y += Constants.TerrainPatchSize)
|
|
{
|
|
if (terrData.IsTaintedAt(x, y, false /* clearOnTest */))
|
|
{
|
|
// If we should respect the estate settings then
|
|
// fixup and height deltas that don't respect them.
|
|
// Note that LimitChannelChanges() modifies the TerrainChannel with the limited height values.
|
|
wasLimited |= LimitChannelChanges(terrData, x, y);
|
|
}
|
|
}
|
|
}
|
|
return wasLimited;
|
|
}
|
|
|
|
private bool EnforceEstateLimits(int startX, int startY, int endX, int endY)
|
|
{
|
|
TerrainData terrData = m_channel.GetTerrainData();
|
|
|
|
bool wasLimited = false;
|
|
for (int x = startX; x <= endX; x += Constants.TerrainPatchSize)
|
|
{
|
|
for (int y = startX; y <= endY; y += Constants.TerrainPatchSize)
|
|
{
|
|
if (terrData.IsTaintedAt(x, y, false /* clearOnTest */))
|
|
{
|
|
// If we should respect the estate settings then
|
|
// fixup and height deltas that don't respect them.
|
|
// Note that LimitChannelChanges() modifies the TerrainChannel with the limited height values.
|
|
wasLimited |= LimitChannelChanges(terrData, x, y);
|
|
}
|
|
}
|
|
}
|
|
return wasLimited;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Checks to see height deltas in the tainted terrain patch at xStart ,yStart
|
|
/// are all within the current estate limits
|
|
/// <returns>true if changes were limited, false otherwise</returns>
|
|
/// </summary>
|
|
private bool LimitChannelChanges(TerrainData terrData, int xStart, int yStart)
|
|
{
|
|
bool changesLimited = false;
|
|
float minDelta = (float)m_scene.RegionInfo.RegionSettings.TerrainLowerLimit;
|
|
float maxDelta = (float)m_scene.RegionInfo.RegionSettings.TerrainRaiseLimit;
|
|
|
|
// loop through the height map for this patch and compare it against
|
|
// the baked map
|
|
for (int x = xStart; x < xStart + Constants.TerrainPatchSize; x++)
|
|
{
|
|
for(int y = yStart; y < yStart + Constants.TerrainPatchSize; y++)
|
|
{
|
|
float requestedHeight = terrData[x, y];
|
|
float bakedHeight = (float)m_baked[x, y];
|
|
float requestedDelta = requestedHeight - bakedHeight;
|
|
|
|
if (requestedDelta > maxDelta)
|
|
{
|
|
terrData[x, y] = bakedHeight + maxDelta;
|
|
changesLimited = true;
|
|
}
|
|
else if (requestedDelta < minDelta)
|
|
{
|
|
terrData[x, y] = bakedHeight + minDelta; //as lower is a -ve delta
|
|
changesLimited = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
return changesLimited;
|
|
}
|
|
|
|
private void client_OnLandUndo(IClientAPI client)
|
|
{
|
|
}
|
|
|
|
/// <summary>
|
|
/// Sends a copy of the current terrain to the scenes clients
|
|
/// </summary>
|
|
/// <param name="serialised">A copy of the terrain as a 1D float array of size w*h</param>
|
|
/// <param name="x">The patch corner to send</param>
|
|
/// <param name="y">The patch corner to send</param>
|
|
private void SendToClients(TerrainData terrData, int x, int y)
|
|
{
|
|
if (m_sendTerrainUpdatesByViewDistance)
|
|
{
|
|
// Add that this patch needs to be sent to the accounting for each client.
|
|
lock (m_perClientPatchUpdates)
|
|
{
|
|
m_scene.ForEachScenePresence(presence =>
|
|
{
|
|
PatchUpdates thisClientUpdates;
|
|
if (!m_perClientPatchUpdates.TryGetValue(presence.UUID, out thisClientUpdates))
|
|
{
|
|
// There is a ScenePresence without a send patch map. Create one.
|
|
thisClientUpdates = new PatchUpdates(terrData, presence);
|
|
m_perClientPatchUpdates.Add(presence.UUID, thisClientUpdates);
|
|
}
|
|
thisClientUpdates.SetByXY(x, y, true);
|
|
}
|
|
);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Legacy update sending where the update is sent out as soon as noticed
|
|
// We know the actual terrain data that is passed is ignored so this passes a dummy heightmap.
|
|
//float[] heightMap = terrData.GetFloatsSerialized();
|
|
int[] map = new int[]{ x / Constants.TerrainPatchSize, y / Constants.TerrainPatchSize };
|
|
m_scene.ForEachClient(
|
|
delegate (IClientAPI controller)
|
|
{
|
|
controller.SendLayerData(map);
|
|
}
|
|
);
|
|
}
|
|
}
|
|
|
|
private class PatchesToSend : IComparable<PatchesToSend>
|
|
{
|
|
public int PatchX;
|
|
public int PatchY;
|
|
public float Dist;
|
|
public PatchesToSend(int pX, int pY, float pDist)
|
|
{
|
|
PatchX = pX;
|
|
PatchY = pY;
|
|
Dist = pDist;
|
|
}
|
|
public int CompareTo(PatchesToSend other)
|
|
{
|
|
return Dist.CompareTo(other.Dist);
|
|
}
|
|
}
|
|
|
|
// Called each frame time to see if there are any patches to send to any of the
|
|
// ScenePresences.
|
|
// Loop through all the per-client info and send any patches necessary.
|
|
private void CheckSendingPatchesToClients()
|
|
{
|
|
lock (m_perClientPatchUpdates)
|
|
{
|
|
foreach (PatchUpdates pups in m_perClientPatchUpdates.Values)
|
|
{
|
|
if(pups.Presence.IsDeleted)
|
|
continue;
|
|
|
|
// limit rate acording to udp land queue state
|
|
if (!pups.Presence.ControllingClient.CanSendLayerData())
|
|
continue;
|
|
|
|
if (pups.HasUpdates())
|
|
{
|
|
if (m_sendTerrainUpdatesByViewDistance)
|
|
{
|
|
// There is something that could be sent to this client.
|
|
List<PatchesToSend> toSend = GetModifiedPatchesInViewDistance(pups);
|
|
if (toSend.Count > 0)
|
|
{
|
|
// m_log.DebugFormat("{0} CheckSendingPatchesToClient: sending {1} patches to {2} in region {3}",
|
|
// LogHeader, toSend.Count, pups.Presence.Name, m_scene.RegionInfo.RegionName);
|
|
// Sort the patches to send by the distance from the presence
|
|
toSend.Sort();
|
|
/*
|
|
foreach (PatchesToSend pts in toSend)
|
|
{
|
|
pups.Presence.ControllingClient.SendLayerData(pts.PatchX, pts.PatchY, null);
|
|
// presence.ControllingClient.SendLayerData(xs.ToArray(), ys.ToArray(), null, TerrainPatch.LayerType.Land);
|
|
}
|
|
*/
|
|
|
|
int[] patchPieces = new int[toSend.Count * 2];
|
|
int pieceIndex = 0;
|
|
foreach (PatchesToSend pts in toSend)
|
|
{
|
|
patchPieces[pieceIndex++] = pts.PatchX;
|
|
patchPieces[pieceIndex++] = pts.PatchY;
|
|
}
|
|
pups.Presence.ControllingClient.SendLayerData(patchPieces);
|
|
}
|
|
if (pups.sendAll && toSend.Count < 1024)
|
|
SendAllModifiedPatchs(pups);
|
|
}
|
|
else
|
|
SendAllModifiedPatchs(pups);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
private void SendAllModifiedPatchs(PatchUpdates pups)
|
|
{
|
|
if (!pups.sendAll) // sanity
|
|
return;
|
|
|
|
int limitX = (int)m_scene.RegionInfo.RegionSizeX / Constants.TerrainPatchSize;
|
|
int limitY = (int)m_scene.RegionInfo.RegionSizeY / Constants.TerrainPatchSize;
|
|
|
|
if (pups.sendAllcurrentX >= limitX && pups.sendAllcurrentY >= limitY)
|
|
{
|
|
pups.sendAll = false;
|
|
pups.sendAllcurrentX = 0;
|
|
pups.sendAllcurrentY = 0;
|
|
return;
|
|
}
|
|
|
|
int npatchs = 0;
|
|
List<PatchesToSend> patchs = new List<PatchesToSend>();
|
|
int x = pups.sendAllcurrentX;
|
|
int y = pups.sendAllcurrentY;
|
|
// send it in the order viewer draws it
|
|
// even if not best for memory scan
|
|
for (; y < limitY; y++)
|
|
{
|
|
for (; x < limitX; x++)
|
|
{
|
|
if (pups.GetByPatch(x, y))
|
|
{
|
|
pups.SetByPatch(x, y, false);
|
|
patchs.Add(new PatchesToSend(x, y, 0));
|
|
if (++npatchs >= 128)
|
|
{
|
|
x++;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (npatchs >= 128)
|
|
break;
|
|
x = 0;
|
|
}
|
|
|
|
if (x >= limitX && y >= limitY)
|
|
{
|
|
pups.sendAll = false;
|
|
pups.sendAllcurrentX = 0;
|
|
pups.sendAllcurrentY = 0;
|
|
}
|
|
else
|
|
{
|
|
pups.sendAllcurrentX = x;
|
|
pups.sendAllcurrentY = y;
|
|
}
|
|
|
|
npatchs = patchs.Count;
|
|
if (npatchs > 0)
|
|
{
|
|
int[] patchPieces = new int[npatchs * 2];
|
|
int pieceIndex = 0;
|
|
foreach (PatchesToSend pts in patchs)
|
|
{
|
|
patchPieces[pieceIndex++] = pts.PatchX;
|
|
patchPieces[pieceIndex++] = pts.PatchY;
|
|
}
|
|
pups.Presence.ControllingClient.SendLayerData(patchPieces);
|
|
}
|
|
}
|
|
|
|
private List<PatchesToSend> GetModifiedPatchesInViewDistance(PatchUpdates pups)
|
|
{
|
|
List<PatchesToSend> ret = new List<PatchesToSend>();
|
|
|
|
int npatchs = 0;
|
|
|
|
ScenePresence presence = pups.Presence;
|
|
if (presence == null)
|
|
return ret;
|
|
|
|
float minz = presence.AbsolutePosition.Z;
|
|
if (presence.CameraPosition.Z < minz)
|
|
minz = presence.CameraPosition.Z;
|
|
|
|
// this limit should be max terrainheight + max draw
|
|
if (minz > 1500f)
|
|
return ret;
|
|
|
|
int DrawDistance = (int)presence.DrawDistance;
|
|
|
|
DrawDistance = DrawDistance / Constants.TerrainPatchSize;
|
|
|
|
int testposX;
|
|
int testposY;
|
|
|
|
if (Math.Abs(presence.AbsolutePosition.X - presence.CameraPosition.X) > 30
|
|
|| Math.Abs(presence.AbsolutePosition.Y - presence.CameraPosition.Y) > 30)
|
|
{
|
|
testposX = (int)presence.CameraPosition.X / Constants.TerrainPatchSize;
|
|
testposY = (int)presence.CameraPosition.Y / Constants.TerrainPatchSize;
|
|
}
|
|
else
|
|
{
|
|
testposX = (int)presence.AbsolutePosition.X / Constants.TerrainPatchSize;
|
|
testposY = (int)presence.AbsolutePosition.Y / Constants.TerrainPatchSize;
|
|
}
|
|
int limitX = (int)m_scene.RegionInfo.RegionSizeX / Constants.TerrainPatchSize;
|
|
int limitY = (int)m_scene.RegionInfo.RegionSizeY / Constants.TerrainPatchSize;
|
|
|
|
// Compute the area of patches within our draw distance
|
|
int startX = testposX - DrawDistance;
|
|
if (startX < 0)
|
|
startX = 0;
|
|
else if (startX >= limitX)
|
|
startX = limitX - 1;
|
|
|
|
int startY = testposY - DrawDistance;
|
|
if (startY < 0)
|
|
startY = 0;
|
|
else if (startY >= limitY)
|
|
startY = limitY - 1;
|
|
|
|
int endX = testposX + DrawDistance;
|
|
if (endX < 0)
|
|
endX = 0;
|
|
else if (endX > limitX)
|
|
endX = limitX;
|
|
|
|
int endY = testposY + DrawDistance;
|
|
if (endY < 0)
|
|
endY = 0;
|
|
else if (endY > limitY)
|
|
endY = limitY;
|
|
|
|
int distx;
|
|
int disty;
|
|
int distsq;
|
|
|
|
DrawDistance *= DrawDistance;
|
|
|
|
for (int x = startX; x < endX; x++)
|
|
{
|
|
for (int y = startY; y < endY; y++)
|
|
{
|
|
if (pups.GetByPatch(x, y))
|
|
{
|
|
distx = x - testposX;
|
|
disty = y - testposY;
|
|
distsq = distx * distx + disty * disty;
|
|
if (distsq < DrawDistance)
|
|
{
|
|
pups.SetByPatch(x, y, false);
|
|
ret.Add(new PatchesToSend(x, y, (float)distsq));
|
|
if (npatchs++ > 1024)
|
|
{
|
|
y = endY;
|
|
x = endX;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
private void client_OnModifyTerrain(UUID user, float height, float seconds, byte size, byte action,
|
|
float north, float west, float south, float east, UUID agentId)
|
|
{
|
|
bool god = m_scene.Permissions.IsGod(user);
|
|
bool allowed = false;
|
|
if (north == south && east == west)
|
|
{
|
|
if (m_painteffects.ContainsKey((StandardTerrainEffects)action))
|
|
{
|
|
bool[,] allowMask = new bool[m_channel.Width, m_channel.Height];
|
|
allowMask.Initialize();
|
|
int n = size + 1;
|
|
if (n > 2)
|
|
n = 4;
|
|
|
|
int zx = (int)(west + 0.5);
|
|
int zy = (int)(north + 0.5);
|
|
|
|
int startX = zx - n;
|
|
if (startX < 0)
|
|
startX = 0;
|
|
|
|
int startY = zy - n;
|
|
if (startY < 0)
|
|
startY = 0;
|
|
|
|
int endX = zx + n;
|
|
if (endX >= m_channel.Width)
|
|
endX = m_channel.Width - 1;
|
|
int endY = zy + n;
|
|
if (endY >= m_channel.Height)
|
|
endY = m_channel.Height - 1;
|
|
|
|
int x, y;
|
|
|
|
for (x = startX; x <= endX; x++)
|
|
{
|
|
for (y = startY; y <= endY; y++)
|
|
{
|
|
if (m_scene.Permissions.CanTerraformLand(agentId, new Vector3(x, y, 0)))
|
|
{
|
|
allowMask[x, y] = true;
|
|
allowed = true;
|
|
}
|
|
}
|
|
}
|
|
if (allowed)
|
|
{
|
|
StoreUndoState();
|
|
m_painteffects[(StandardTerrainEffects) action].PaintEffect(
|
|
m_channel, allowMask, west, south, height, size, seconds,
|
|
startX, endX, startY, endY);
|
|
|
|
//block changes outside estate limits
|
|
if (!god)
|
|
EnforceEstateLimits(startX, endX, startY, endY);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
m_log.Debug("Unknown terrain brush type " + action);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (m_floodeffects.ContainsKey((StandardTerrainEffects)action))
|
|
{
|
|
bool[,] fillArea = new bool[m_channel.Width, m_channel.Height];
|
|
fillArea.Initialize();
|
|
|
|
int startX = (int)west;
|
|
int startY = (int)south;
|
|
int endX = (int)east;
|
|
int endY = (int)north;
|
|
|
|
if (startX < 0)
|
|
startX = 0;
|
|
else if (startX >= m_channel.Width)
|
|
startX = m_channel.Width - 1;
|
|
|
|
if (endX < 0)
|
|
endX = 0;
|
|
else if (endX >= m_channel.Width)
|
|
endX = m_channel.Width - 1;
|
|
|
|
if (startY < 0)
|
|
startY = 0;
|
|
else if (startY >= m_channel.Height)
|
|
startY = m_channel.Height - 1;
|
|
|
|
if (endY < 0)
|
|
endY = 0;
|
|
else if (endY >= m_channel.Height)
|
|
endY = m_channel.Height - 1;
|
|
|
|
|
|
int x, y;
|
|
|
|
for (x = startX; x <= endX; x++)
|
|
{
|
|
for (y = startY; y <= endY; y++)
|
|
{
|
|
if (m_scene.Permissions.CanTerraformLand(agentId, new Vector3(x, y, 0)))
|
|
{
|
|
fillArea[x, y] = true;
|
|
allowed = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (allowed)
|
|
{
|
|
StoreUndoState();
|
|
m_floodeffects[(StandardTerrainEffects)action].FloodEffect(m_channel, fillArea, size,
|
|
startX, endX, startY, endY);
|
|
|
|
//block changes outside estate limits
|
|
if (!god)
|
|
EnforceEstateLimits(startX, endX, startY, endY);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
m_log.Debug("Unknown terrain flood type " + action);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void client_OnBakeTerrain(IClientAPI remoteClient)
|
|
{
|
|
// Not a good permissions check (see client_OnModifyTerrain above), need to check the entire area.
|
|
// for now check a point in the centre of the region
|
|
|
|
if (m_scene.Permissions.CanIssueEstateCommand(remoteClient.AgentId, true))
|
|
{
|
|
InterfaceBakeTerrain(null); //bake terrain does not use the passed in parameter
|
|
}
|
|
}
|
|
|
|
protected void client_OnUnackedTerrain(IClientAPI client, int patchX, int patchY)
|
|
{
|
|
//m_log.Debug("Terrain packet unacked, resending patch: " + patchX + " , " + patchY);
|
|
// SendLayerData does not use the heightmap parameter. This kludge is so as to not change IClientAPI.
|
|
client.SendLayerData(new int[]{patchX, patchY});
|
|
}
|
|
|
|
private void StoreUndoState()
|
|
{
|
|
}
|
|
|
|
#region Console Commands
|
|
|
|
private void InterfaceLoadFile(Object[] args)
|
|
{
|
|
LoadFromFile((string) args[0]);
|
|
}
|
|
|
|
private void InterfaceLoadTileFile(Object[] args)
|
|
{
|
|
LoadFromFile((string) args[0],
|
|
(int) args[1],
|
|
(int) args[2],
|
|
(int) args[3],
|
|
(int) args[4]);
|
|
}
|
|
|
|
private void InterfaceSaveFile(Object[] args)
|
|
{
|
|
SaveToFile((string)args[0]);
|
|
}
|
|
|
|
private void InterfaceSaveTileFile(Object[] args)
|
|
{
|
|
SaveToFile((string)args[0],
|
|
(int)args[1],
|
|
(int)args[2],
|
|
(int)args[3],
|
|
(int)args[4]);
|
|
}
|
|
|
|
private void InterfaceBakeTerrain(Object[] args)
|
|
{
|
|
UpdateBakedMap();
|
|
}
|
|
|
|
private void InterfaceRevertTerrain(Object[] args)
|
|
{
|
|
int x, y;
|
|
for (x = 0; x < m_channel.Width; x++)
|
|
for (y = 0; y < m_channel.Height; y++)
|
|
m_channel[x, y] = m_baked[x, y];
|
|
|
|
}
|
|
|
|
private void InterfaceFlipTerrain(Object[] args)
|
|
{
|
|
String direction = (String)args[0];
|
|
|
|
if (direction.ToLower().StartsWith("y"))
|
|
{
|
|
for (int x = 0; x < m_channel.Width; x++)
|
|
{
|
|
for (int y = 0; y < m_channel.Height / 2; y++)
|
|
{
|
|
double height = m_channel[x, y];
|
|
double flippedHeight = m_channel[x, (int)m_channel.Height - 1 - y];
|
|
m_channel[x, y] = flippedHeight;
|
|
m_channel[x, (int)m_channel.Height - 1 - y] = height;
|
|
|
|
}
|
|
}
|
|
}
|
|
else if (direction.ToLower().StartsWith("x"))
|
|
{
|
|
for (int y = 0; y < m_channel.Height; y++)
|
|
{
|
|
for (int x = 0; x < m_channel.Width / 2; x++)
|
|
{
|
|
double height = m_channel[x, y];
|
|
double flippedHeight = m_channel[(int)m_channel.Width - 1 - x, y];
|
|
m_channel[x, y] = flippedHeight;
|
|
m_channel[(int)m_channel.Width - 1 - x, y] = height;
|
|
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
MainConsole.Instance.Output("ERROR: Unrecognised direction {0} - need x or y", null, direction);
|
|
}
|
|
}
|
|
|
|
private void InterfaceRescaleTerrain(Object[] args)
|
|
{
|
|
double desiredMin = (double)args[0];
|
|
double desiredMax = (double)args[1];
|
|
|
|
// determine desired scaling factor
|
|
double desiredRange = desiredMax - desiredMin;
|
|
//m_log.InfoFormat("Desired {0}, {1} = {2}", new Object[] { desiredMin, desiredMax, desiredRange });
|
|
|
|
if (desiredRange == 0d)
|
|
{
|
|
// delta is zero so flatten at requested height
|
|
InterfaceFillTerrain(new Object[] { args[1] });
|
|
}
|
|
else
|
|
{
|
|
//work out current heightmap range
|
|
double currMin = double.MaxValue;
|
|
double currMax = double.MinValue;
|
|
|
|
int width = m_channel.Width;
|
|
int height = m_channel.Height;
|
|
|
|
for(int x = 0; x < width; x++)
|
|
{
|
|
for(int y = 0; y < height; y++)
|
|
{
|
|
double currHeight = m_channel[x, y];
|
|
if (currHeight < currMin)
|
|
{
|
|
currMin = currHeight;
|
|
}
|
|
else if (currHeight > currMax)
|
|
{
|
|
currMax = currHeight;
|
|
}
|
|
}
|
|
}
|
|
|
|
double currRange = currMax - currMin;
|
|
double scale = desiredRange / currRange;
|
|
|
|
//m_log.InfoFormat("Current {0}, {1} = {2}", new Object[] { currMin, currMax, currRange });
|
|
//m_log.InfoFormat("Scale = {0}", scale);
|
|
|
|
// scale the heightmap accordingly
|
|
for(int x = 0; x < width; x++)
|
|
{
|
|
for(int y = 0; y < height; y++)
|
|
{
|
|
double currHeight = m_channel[x, y] - currMin;
|
|
m_channel[x, y] = desiredMin + (currHeight * scale);
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
private void InterfaceElevateTerrain(Object[] args)
|
|
{
|
|
double val = (double)args[0];
|
|
|
|
int x, y;
|
|
for (x = 0; x < m_channel.Width; x++)
|
|
for (y = 0; y < m_channel.Height; y++)
|
|
m_channel[x, y] += val;
|
|
}
|
|
|
|
private void InterfaceMultiplyTerrain(Object[] args)
|
|
{
|
|
int x, y;
|
|
double val = (double)args[0];
|
|
|
|
for (x = 0; x < m_channel.Width; x++)
|
|
for (y = 0; y < m_channel.Height; y++)
|
|
m_channel[x, y] *= val;
|
|
}
|
|
|
|
private void InterfaceLowerTerrain(Object[] args)
|
|
{
|
|
int x, y;
|
|
double val = (double)args[0];
|
|
|
|
for (x = 0; x < m_channel.Width; x++)
|
|
for (y = 0; y < m_channel.Height; y++)
|
|
m_channel[x, y] -= val;
|
|
}
|
|
|
|
public void InterfaceFillTerrain(Object[] args)
|
|
{
|
|
int x, y;
|
|
double val = (double)args[0];
|
|
|
|
for (x = 0; x < m_channel.Width; x++)
|
|
for (y = 0; y < m_channel.Height; y++)
|
|
m_channel[x, y] = val;
|
|
}
|
|
|
|
private void InterfaceMinTerrain(Object[] args)
|
|
{
|
|
int x, y;
|
|
double val = (double)args[0];
|
|
for (x = 0; x < m_channel.Width; x++)
|
|
{
|
|
for(y = 0; y < m_channel.Height; y++)
|
|
{
|
|
m_channel[x, y] = Math.Max(val, m_channel[x, y]);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void InterfaceMaxTerrain(Object[] args)
|
|
{
|
|
int x, y;
|
|
double val = (double)args[0];
|
|
for (x = 0; x < m_channel.Width; x++)
|
|
{
|
|
for(y = 0; y < m_channel.Height; y++)
|
|
{
|
|
m_channel[x, y] = Math.Min(val, m_channel[x, y]);
|
|
}
|
|
}
|
|
}
|
|
|
|
private void InterfaceShow(Object[] args)
|
|
{
|
|
Vector2 point;
|
|
|
|
if (!ConsoleUtil.TryParseConsole2DVector((string)args[0], null, out point))
|
|
{
|
|
Console.WriteLine("ERROR: {0} is not a valid vector", args[0]);
|
|
return;
|
|
}
|
|
|
|
double height = m_channel[(int)point.X, (int)point.Y];
|
|
|
|
Console.WriteLine("Terrain height at {0} is {1}", point, height);
|
|
}
|
|
|
|
private void InterfaceShowDebugStats(Object[] args)
|
|
{
|
|
double max = Double.MinValue;
|
|
double min = double.MaxValue;
|
|
double sum = 0;
|
|
|
|
int x;
|
|
for(x = 0; x < m_channel.Width; x++)
|
|
{
|
|
int y;
|
|
for(y = 0; y < m_channel.Height; y++)
|
|
{
|
|
sum += m_channel[x, y];
|
|
if (max < m_channel[x, y])
|
|
max = m_channel[x, y];
|
|
if (min > m_channel[x, y])
|
|
min = m_channel[x, y];
|
|
}
|
|
}
|
|
|
|
double avg = sum / (m_channel.Height * m_channel.Width);
|
|
|
|
MainConsole.Instance.Output("Channel {0}x{1}", null, m_channel.Width, m_channel.Height);
|
|
MainConsole.Instance.Output("max/min/avg/sum: {0}/{1}/{2}/{3}", null, max, min, avg, sum);
|
|
}
|
|
|
|
private void InterfaceEnableExperimentalBrushes(Object[] args)
|
|
{
|
|
if ((bool)args[0])
|
|
{
|
|
m_painteffects[StandardTerrainEffects.Revert] = new WeatherSphere();
|
|
m_painteffects[StandardTerrainEffects.Flatten] = new OlsenSphere();
|
|
m_painteffects[StandardTerrainEffects.Smooth] = new ErodeSphere();
|
|
}
|
|
else
|
|
{
|
|
InstallDefaultEffects();
|
|
}
|
|
}
|
|
|
|
private void InterfaceRunPluginEffect(Object[] args)
|
|
{
|
|
string firstArg = (string)args[0];
|
|
|
|
if (firstArg == "list")
|
|
{
|
|
MainConsole.Instance.Output("List of loaded plugins");
|
|
foreach(KeyValuePair<string, ITerrainEffect> kvp in m_plugineffects)
|
|
{
|
|
MainConsole.Instance.Output(kvp.Key);
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (firstArg == "reload")
|
|
{
|
|
LoadPlugins();
|
|
return;
|
|
}
|
|
|
|
if (m_plugineffects.ContainsKey(firstArg))
|
|
{
|
|
m_plugineffects[firstArg].RunEffect(m_channel);
|
|
}
|
|
else
|
|
{
|
|
MainConsole.Instance.Output("WARNING: No such plugin effect {0} loaded.", firstArg);
|
|
}
|
|
}
|
|
|
|
private void InstallInterfaces()
|
|
{
|
|
Command loadFromFileCommand =
|
|
new Command("load", CommandIntentions.COMMAND_HAZARDOUS, InterfaceLoadFile, "Loads a terrain from a specified file.");
|
|
loadFromFileCommand.AddArgument("filename",
|
|
"The file you wish to load from, the file extension determines the loader to be used. Supported extensions include: " +
|
|
m_supportedFileExtensions, "String");
|
|
|
|
Command saveToFileCommand =
|
|
new Command("save", CommandIntentions.COMMAND_NON_HAZARDOUS, InterfaceSaveFile, "Saves the current heightmap to a specified file.");
|
|
saveToFileCommand.AddArgument("filename",
|
|
"The destination filename for your heightmap, the file extension determines the format to save in. Supported extensions include: " +
|
|
m_supportedFileExtensions, "String");
|
|
|
|
Command loadFromTileCommand =
|
|
new Command("load-tile", CommandIntentions.COMMAND_HAZARDOUS, InterfaceLoadTileFile, "Loads a terrain from a section of a larger file.");
|
|
loadFromTileCommand.AddArgument("filename",
|
|
"The file you wish to load from, the file extension determines the loader to be used. Supported extensions include: " +
|
|
m_supportedFileExtensions, "String");
|
|
loadFromTileCommand.AddArgument("file width", "The width of the file in tiles", "Integer");
|
|
loadFromTileCommand.AddArgument("file height", "The height of the file in tiles", "Integer");
|
|
loadFromTileCommand.AddArgument("minimum X tile", "The X region coordinate of the first section on the file",
|
|
"Integer");
|
|
loadFromTileCommand.AddArgument("minimum Y tile", "The Y region coordinate of the first section on the file",
|
|
"Integer");
|
|
|
|
Command saveToTileCommand =
|
|
new Command("save-tile", CommandIntentions.COMMAND_HAZARDOUS, InterfaceSaveTileFile, "Saves the current heightmap to the larger file.");
|
|
saveToTileCommand.AddArgument("filename",
|
|
"The file you wish to save to, the file extension determines the loader to be used. Supported extensions include: " +
|
|
m_supportFileExtensionsForTileSave, "String");
|
|
saveToTileCommand.AddArgument("file width", "The width of the file in tiles", "Integer");
|
|
saveToTileCommand.AddArgument("file height", "The height of the file in tiles", "Integer");
|
|
saveToTileCommand.AddArgument("minimum X tile", "The X region coordinate of the first section on the file",
|
|
"Integer");
|
|
saveToTileCommand.AddArgument("minimum Y tile", "The Y region coordinate of the first tile on the file\n"
|
|
+ "= Example =\n"
|
|
+ "To save a PNG file for a set of map tiles 2 regions wide and 3 regions high from map co-ordinate (9910,10234)\n"
|
|
+ " # terrain save-tile ST06.png 2 3 9910 10234\n",
|
|
"Integer");
|
|
|
|
// Terrain adjustments
|
|
Command fillRegionCommand =
|
|
new Command("fill", CommandIntentions.COMMAND_HAZARDOUS, InterfaceFillTerrain, "Fills the current heightmap with a specified value.");
|
|
fillRegionCommand.AddArgument("value", "The numeric value of the height you wish to set your region to.",
|
|
"Double");
|
|
|
|
Command elevateCommand =
|
|
new Command("elevate", CommandIntentions.COMMAND_HAZARDOUS, InterfaceElevateTerrain, "Raises the current heightmap by the specified amount.");
|
|
elevateCommand.AddArgument("amount", "The amount of height to add to the terrain in meters.", "Double");
|
|
|
|
Command lowerCommand =
|
|
new Command("lower", CommandIntentions.COMMAND_HAZARDOUS, InterfaceLowerTerrain, "Lowers the current heightmap by the specified amount.");
|
|
lowerCommand.AddArgument("amount", "The amount of height to remove from the terrain in meters.", "Double");
|
|
|
|
Command multiplyCommand =
|
|
new Command("multiply", CommandIntentions.COMMAND_HAZARDOUS, InterfaceMultiplyTerrain, "Multiplies the heightmap by the value specified.");
|
|
multiplyCommand.AddArgument("value", "The value to multiply the heightmap by.", "Double");
|
|
|
|
Command bakeRegionCommand =
|
|
new Command("bake", CommandIntentions.COMMAND_HAZARDOUS, InterfaceBakeTerrain, "Saves the current terrain into the regions baked map.");
|
|
Command revertRegionCommand =
|
|
new Command("revert", CommandIntentions.COMMAND_HAZARDOUS, InterfaceRevertTerrain, "Loads the baked map terrain into the regions heightmap.");
|
|
|
|
Command flipCommand =
|
|
new Command("flip", CommandIntentions.COMMAND_HAZARDOUS, InterfaceFlipTerrain, "Flips the current terrain about the X or Y axis");
|
|
flipCommand.AddArgument("direction", "[x|y] the direction to flip the terrain in", "String");
|
|
|
|
Command rescaleCommand =
|
|
new Command("rescale", CommandIntentions.COMMAND_HAZARDOUS, InterfaceRescaleTerrain, "Rescales the current terrain to fit between the given min and max heights");
|
|
rescaleCommand.AddArgument("min", "min terrain height after rescaling", "Double");
|
|
rescaleCommand.AddArgument("max", "max terrain height after rescaling", "Double");
|
|
|
|
Command minCommand = new Command("min", CommandIntentions.COMMAND_HAZARDOUS, InterfaceMinTerrain, "Sets the minimum terrain height to the specified value.");
|
|
minCommand.AddArgument("min", "terrain height to use as minimum", "Double");
|
|
|
|
Command maxCommand = new Command("max", CommandIntentions.COMMAND_HAZARDOUS, InterfaceMaxTerrain, "Sets the maximum terrain height to the specified value.");
|
|
maxCommand.AddArgument("min", "terrain height to use as maximum", "Double");
|
|
|
|
|
|
// Debug
|
|
Command showDebugStatsCommand =
|
|
new Command("stats", CommandIntentions.COMMAND_STATISTICAL, InterfaceShowDebugStats,
|
|
"Shows some information about the regions heightmap for debugging purposes.");
|
|
|
|
Command showCommand =
|
|
new Command("show", CommandIntentions.COMMAND_NON_HAZARDOUS, InterfaceShow,
|
|
"Shows terrain height at a given co-ordinate.");
|
|
showCommand.AddArgument("point", "point in <x>,<y> format with no spaces (e.g. 45,45)", "String");
|
|
|
|
Command experimentalBrushesCommand =
|
|
new Command("newbrushes", CommandIntentions.COMMAND_HAZARDOUS, InterfaceEnableExperimentalBrushes,
|
|
"Enables experimental brushes which replace the standard terrain brushes. WARNING: This is a debug setting and may be removed at any time.");
|
|
experimentalBrushesCommand.AddArgument("Enabled?", "true / false - Enable new brushes", "Boolean");
|
|
|
|
// Plugins
|
|
Command pluginRunCommand =
|
|
new Command("effect", CommandIntentions.COMMAND_HAZARDOUS, InterfaceRunPluginEffect, "Runs a specified plugin effect");
|
|
pluginRunCommand.AddArgument("name", "The plugin effect you wish to run, or 'list' to see all plugins", "String");
|
|
|
|
m_commander.RegisterCommand("load", loadFromFileCommand);
|
|
m_commander.RegisterCommand("load-tile", loadFromTileCommand);
|
|
m_commander.RegisterCommand("save", saveToFileCommand);
|
|
m_commander.RegisterCommand("save-tile", saveToTileCommand);
|
|
m_commander.RegisterCommand("fill", fillRegionCommand);
|
|
m_commander.RegisterCommand("elevate", elevateCommand);
|
|
m_commander.RegisterCommand("lower", lowerCommand);
|
|
m_commander.RegisterCommand("multiply", multiplyCommand);
|
|
m_commander.RegisterCommand("bake", bakeRegionCommand);
|
|
m_commander.RegisterCommand("revert", revertRegionCommand);
|
|
m_commander.RegisterCommand("newbrushes", experimentalBrushesCommand);
|
|
m_commander.RegisterCommand("show", showCommand);
|
|
m_commander.RegisterCommand("stats", showDebugStatsCommand);
|
|
m_commander.RegisterCommand("effect", pluginRunCommand);
|
|
m_commander.RegisterCommand("flip", flipCommand);
|
|
m_commander.RegisterCommand("rescale", rescaleCommand);
|
|
m_commander.RegisterCommand("min", minCommand);
|
|
m_commander.RegisterCommand("max", maxCommand);
|
|
|
|
// Add this to our scene so scripts can call these functions
|
|
m_scene.RegisterModuleCommander(m_commander);
|
|
|
|
// Add Modify command to Scene, since Command object requires fixed-length arglists
|
|
m_scene.AddCommand("Terrain", this, "terrain modify",
|
|
"terrain modify <operation> <value> [<area>] [<taper>]",
|
|
"Modifies the terrain as instructed." +
|
|
"\nEach operation can be limited to an area of effect:" +
|
|
"\n * -ell=x,y,rx[,ry] constrains the operation to an ellipse centred at x,y" +
|
|
"\n * -rec=x,y,dx[,dy] constrains the operation to a rectangle based at x,y" +
|
|
"\nEach operation can have its effect tapered based on distance from centre:" +
|
|
"\n * elliptical operations taper as cones" +
|
|
"\n * rectangular operations taper as pyramids"
|
|
,
|
|
ModifyCommand);
|
|
|
|
}
|
|
|
|
public void ModifyCommand(string module, string[] cmd)
|
|
{
|
|
string result;
|
|
Scene scene = SceneManager.Instance.CurrentScene;
|
|
if ((scene != null) && (scene != m_scene))
|
|
{
|
|
result = String.Empty;
|
|
}
|
|
else if (cmd.Length > 2)
|
|
{
|
|
string operationType = cmd[2];
|
|
|
|
|
|
ITerrainModifier operation;
|
|
if (!m_modifyOperations.TryGetValue(operationType, out operation))
|
|
{
|
|
result = String.Format("Terrain Modify \"{0}\" not found.", operationType);
|
|
}
|
|
else if ((cmd.Length > 3) && (cmd[3] == "usage"))
|
|
{
|
|
result = "Usage: " + operation.GetUsage();
|
|
}
|
|
else
|
|
{
|
|
result = operation.ModifyTerrain(m_channel, cmd);
|
|
}
|
|
|
|
if (result == String.Empty)
|
|
{
|
|
result = "Modified terrain";
|
|
m_log.DebugFormat("Performed terrain operation {0}", operationType);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
result = "Usage: <operation-name> <arg1> <arg2>...";
|
|
}
|
|
if (result != String.Empty)
|
|
{
|
|
MainConsole.Instance.Output(result);
|
|
}
|
|
}
|
|
|
|
#endregion
|
|
|
|
}
|
|
}
|