d140c9dd53
git-svn-id: http://libopenmetaverse.googlecode.com/svn/trunk@478 52acb1d6-8a22-11de-b505-999d5b087335
567 lines
16 KiB
C#
567 lines
16 KiB
C#
/*
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* Copyright (c) 2006, Second Life Reverse Engineering Team
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* All rights reserved.
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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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*
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* - Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* - Neither the name of the Second Life Reverse Engineering Team nor the names
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* of its contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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namespace libsecondlife
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{
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/// <summary>
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///
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/// </summary>
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public class PrimObject
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{
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/// <summary></summary>
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public int PathTwistBegin = 0;
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/// <summary></summary>
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public float PathEnd = 0;
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/// <summary></summary>
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public float ProfileBegin = 0;
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/// <summary></summary>
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public float PathRadiusOffset = 0;
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/// <summary></summary>
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public float PathSkew = 0;
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/// <summary></summary>
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public LLVector3 Position = new LLVector3();
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/// <summary></summary>
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public uint ProfileCurve = 0;
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/// <summary></summary>
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public float PathScaleX = 0;
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/// <summary></summary>
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public float PathScaleY = 0;
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/// <summary></summary>
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public LLUUID ID = new LLUUID();
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/// <summary></summary>
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public uint LocalID = 0;
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/// <summary></summary>
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public uint ParentID = 0;
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/// <summary></summary>
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public LLUUID GroupID = new LLUUID();
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/// <summary></summary>
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public uint Material = 0;
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/// <summary></summary>
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public string Name = "";
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/// <summary></summary>
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public string Description;
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/// <summary></summary>
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public float PathShearX = 0;
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/// <summary></summary>
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public float PathShearY = 0;
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/// <summary></summary>
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public float PathTaperX = 0;
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/// <summary></summary>
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public float PathTaperY = 0;
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/// <summary></summary>
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public float ProfileEnd = 0;
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/// <summary></summary>
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public float PathBegin = 0;
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/// <summary></summary>
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public uint PathCurve = 0;
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/// <summary></summary>
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public LLVector3 Scale = new LLVector3();
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/// <summary></summary>
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public int PathTwist = 0;
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/// <summary></summary>
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public PCode PCode;
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/// <summary></summary>
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public TextureEntry Textures;
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/// <summary></summary>
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public TextureAnimation TextureAnim;
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/// <summary></summary>
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public uint ProfileHollow = 0;
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/// <summary></summary>
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public float PathRevolutions = 0;
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/// <summary></summary>
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public LLQuaternion Rotation = new LLQuaternion();
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/// <summary></summary>
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public uint State;
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/// <summary></summary>
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public string Text;
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/// <summary></summary>
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public PrimFlexibleData Flexible;
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/// <summary></summary>
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public PrimLightData Light;
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/// <summary></summary>
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public ParticleSystem ParticleSys;
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private SecondLife Client;
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/// <summary>
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///
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/// </summary>
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public PrimObject(SecondLife client)
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{
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Client = client;
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PCode = PCode.Prim;
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Textures = new TextureEntry();
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="texture"></param>
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public PrimObject(SecondLife client, LLUUID texture)
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{
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Client = client;
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PCode = PCode.Prim;
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Textures = new TextureEntry();
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Textures.DefaultTexture.TextureID = texture;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathScale"></param>
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/// <returns></returns>
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public static byte PathScaleByte(float pathScale)
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{
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// Y = 100 + 100X
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return (byte)(100 + Convert.ToInt16(100.0F * pathScale));
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathScale"></param>
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/// <returns></returns>
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public static float PathScaleFloat(byte pathScale)
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{
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// Y = -1 + 0.01X
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return (float)pathScale * 0.01F - 1.0F;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathTwist"></param>
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/// <returns></returns>
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public static sbyte PathTwistByte(float pathTwist)
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{
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// Y = 256 + ceil (X / 1.8)
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ushort temp = Convert.ToUInt16(256 + Math.Ceiling(pathTwist / 1.8F));
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return (sbyte)(temp % 256);
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}
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/*/// <summary>
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///
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/// </summary>
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/// <param name="pathTwist"></param>
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/// <returns></returns>
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public static float PathTwistFloat(sbyte pathTwist)
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{
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// Y = 0.5556X
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return (float)pathTwist * 0.5556F;
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}*/
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/// <summary>
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///
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/// </summary>
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/// <param name="pathShear"></param>
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/// <returns></returns>
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public static byte PathShearByte(float pathShear)
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{
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// Y = 256 + 100X
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ushort temp = Convert.ToUInt16(100.0F * pathShear);
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temp += 256;
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return (byte)(temp % 256);
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathShear"></param>
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/// <returns></returns>
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public static float PathShearFloat(byte pathShear)
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{
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// Y = (X - 256) / 100
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if (pathShear > 150)
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{
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return ((float)pathShear - 256.0F) / 100.0F;
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}
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else
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{
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return (float)pathShear / 100.0F;
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} }
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/// <summary>
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///
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/// </summary>
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/// <param name="profileBegin"></param>
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/// <returns></returns>
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public static byte ProfileBeginByte(float profileBegin)
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{
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// Y = ceil (200X)
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return (byte)Convert.ToInt16(200.0F * profileBegin);
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="profileBegin"></param>
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/// <returns></returns>
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public static float ProfileBeginFloat(byte profileBegin)
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{
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// Y = 0.005X
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return (float)profileBegin * 0.005F;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="profileEnd"></param>
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/// <returns></returns>
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public static byte ProfileEndByte(float profileEnd)
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{
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// Y = 200 - ceil (200X)
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return (byte)(200 - (200.0F * profileEnd));
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="profileEnd"></param>
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/// <returns></returns>
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public static float ProfileEndFloat(byte profileEnd)
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{
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// Y = 1 - 0.005X
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return 1.0F - (float)profileEnd * 0.005F;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathBegin"></param>
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/// <returns></returns>
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public static byte PathBeginByte(float pathBegin)
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{
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// Y = 100X
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return (byte)Convert.ToInt16(100.0F * pathBegin);
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathBegin"></param>
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/// <returns></returns>
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public static float PathBeginFloat(byte pathBegin)
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{
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// Y = X / 100
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return (float)pathBegin / 100.0F;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathEnd"></param>
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/// <returns></returns>
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public static byte PathEndByte(float pathEnd)
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{
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// Y = 100 - 100X
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return (byte)(100 - Convert.ToInt16(100.0F * pathEnd));
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathEnd"></param>
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/// <returns></returns>
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public static float PathEndFloat(byte pathEnd)
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{
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// Y = 1 - X / 100
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return 1.0F - (float)pathEnd / 100;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathRadiusOffset"></param>
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/// <returns></returns>
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public static sbyte PathRadiusOffsetByte(float pathRadiusOffset)
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{
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// Y = 256 + 100X
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return (sbyte)PathShearByte(pathRadiusOffset);
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathRadiusOffset"></param>
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/// <returns></returns>
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public static float PathRadiusOffsetFloat(sbyte pathRadiusOffset)
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{
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// Y = X / 100
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return (float)pathRadiusOffset / 100.0F;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathRevolutions"></param>
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/// <returns></returns>
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public static byte PathRevolutionsByte(float pathRevolutions)
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{
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// Y = ceil (66X) - 66
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return (byte)(Convert.ToInt16(Math.Ceiling(66.0F * pathRevolutions)) - 66);
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathRevolutions"></param>
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/// <returns></returns>
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public static float PathRevolutionsFloat(byte pathRevolutions)
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{
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// Y = 1 + 0.015X
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return 1.0F + (float)pathRevolutions * 0.015F;
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathSkew"></param>
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/// <returns></returns>
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public static sbyte PathSkewByte(float pathSkew)
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{
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return PathTaperByte(pathSkew);
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathSkew"></param>
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/// <returns></returns>
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public static float PathSkewFloat(byte pathSkew)
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{
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return PathTaperFloat(pathSkew);
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathTaper"></param>
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/// <returns></returns>
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public static sbyte PathTaperByte(float pathTaper)
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{
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// Y = 256 + 100X
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return (sbyte)PathShearByte(pathTaper);
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="pathTaper"></param>
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/// <returns></returns>
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public static float PathTaperFloat(byte pathTaper)
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{
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if (pathTaper > 100)
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{
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return (float)(256 - pathTaper) * 0.01F;
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}
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else
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{
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return (float)pathTaper * 0.01F;
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}
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}
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/// <summary>
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///
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/// </summary>
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/// <param name="data"></param>
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/// <param name="pos"></param>
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/// <returns></returns>
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public int SetExtraParamsFromBytes(byte[] data, int pos)
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{
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int i = pos;
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int totalLength = 1;
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if (data.Length == 0)
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return 0;
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byte extraParamCount = data[i++];
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for (int k = 0; k < extraParamCount; k++)
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{
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ExtraParamType type = (ExtraParamType)(data[i++] + (data[i++] << 8));
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uint paramLength = (uint)(data[i++] + (data[i++] << 8) +
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(data[i++] << 16) + (data[i++] << 24));
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if (type == ExtraParamType.Flexible)
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{
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Flexible = new PrimFlexibleData(data, i);
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}
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else if (type == ExtraParamType.Light)
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{
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Light = new PrimLightData(data, i);
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}
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i += (int)paramLength;
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totalLength += (int)paramLength + 6;
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}
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return totalLength;
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}
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}
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/// <summary>
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///
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/// </summary>
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public enum ExtraParamType : ushort
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{
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Flexible = 0x10,
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Light = 0x20
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}
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/// <summary>
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///
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/// </summary>
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public class PrimFlexibleData
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{
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/// <summary></summary>
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public int Softness;
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/// <summary></summary>
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public float Gravity;
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/// <summary></summary>
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public float Drag;
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/// <summary></summary>
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public float Wind;
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/// <summary></summary>
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public float Tension;
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/// <summary></summary>
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public LLVector3 Force;
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/// <summary>
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///
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/// </summary>
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/// <param name="data"></param>
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/// <param name="pos"></param>
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public PrimFlexibleData(byte[] data, int pos)
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{
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FromBytes(data, pos);
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}
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/// <summary>
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///
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/// </summary>
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/// <returns></returns>
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public byte[] ToBytes()
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{
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byte[] data = new byte[16];
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int i = 0;
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data[i] = (byte)((Softness & 2) << 6);
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data[i + 1] = (byte)((Softness & 1) << 7);
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data[i++] |= (byte)((byte)(Tension * 10.0f) & 0x7F);
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data[i++] |= (byte)((byte)(Drag * 10.0f) & 0x7F);
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data[i++] = (byte)((Gravity + 10.0f) * 10.0f);
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data[i++] = (byte)(Wind * 10.0f);
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Force.GetBytes().CopyTo(data, i);
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return data;
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}
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private void FromBytes(byte[] data, int pos)
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{
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int i = pos;
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Softness = ((data[i] & 0x80) >> 6) | ((data[i + 1] & 0x80) >> 7);
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Tension = (data[i++] & 0x7F) / 10.0f;
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Drag = (data[i++] & 0x7F) / 10.0f;
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Gravity = (data[i++] / 10.0f) - 10.0f;
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Wind = data[i++] / 10.0f;
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Force = new LLVector3(data, i);
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}
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}
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/// <summary>
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///
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/// </summary>
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public class PrimLightData
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{
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/// <summary></summary>
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public byte R, G, B;
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/// <summary></summary>
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public float Intensity;
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/// <summary></summary>
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public float Radius;
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/// <summary></summary>
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public float Falloff;
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/// <summary>
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///
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/// </summary>
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/// <param name="data"></param>
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/// <param name="pos"></param>
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public PrimLightData(byte[] data, int pos)
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{
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FromBytes(data, pos);
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}
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/// <summary>
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///
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/// </summary>
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/// <returns></returns>
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public byte[] ToBytes()
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{
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byte[] data = new byte[16];
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int i = 0;
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data[i++] = R;
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data[i++] = G;
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data[i++] = B;
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data[i++] = (byte)(Intensity * 255.0f);
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BitConverter.GetBytes(Radius).CopyTo(data, i);
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BitConverter.GetBytes(Falloff).CopyTo(data, i + 8);
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if (!BitConverter.IsLittleEndian)
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{
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Array.Reverse(data, i, 4);
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Array.Reverse(data, i + 8, 4);
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}
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return data;
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}
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private void FromBytes(byte[] data, int pos)
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{
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int i = pos;
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R = data[i++];
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G = data[i++];
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B = data[i++];
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Intensity = data[i++] / 255.0f;
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if (!BitConverter.IsLittleEndian)
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{
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Array.Reverse(data, i, 4);
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Array.Reverse(data, i + 8, 4);
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}
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Radius = BitConverter.ToSingle(data, i);
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Falloff = BitConverter.ToSingle(data, i + 8);
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}
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}
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} |