15f3865b82
* Moved math functions from Helpers to new MathHelper static class git-svn-id: http://libopenmetaverse.googlecode.com/svn/trunk@2045 52acb1d6-8a22-11de-b505-999d5b087335
697 lines
24 KiB
C#
697 lines
24 KiB
C#
/*
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* Copyright (c) 2006-2008, openmetaverse.org
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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 openmetaverse.org 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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using System.Collections.Generic;
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using OpenMetaverse.StructuredData;
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namespace OpenMetaverse
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{
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public partial class Primitive : LLObject
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{
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#region Enums
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/// <summary>
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/// Extra parameters for primitives, these flags are for features that have
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/// been added after the original ObjectFlags that has all eight bits
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/// reserved already
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/// </summary>
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[Flags]
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public enum ExtraParamType : ushort
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{
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/// <summary>Whether this object has flexible parameters</summary>
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Flexible = 0x10,
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/// <summary>Whether this object has light parameters</summary>
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Light = 0x20,
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/// <summary>Whether this object is a sculpted prim</summary>
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Sculpt = 0x30
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}
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/// <summary>
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///
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/// </summary>
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[Flags]
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public enum TextureAnimMode : uint
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{
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/// <summary>Disable texture animation</summary>
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ANIM_OFF = 0x00,
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/// <summary>Enable texture animation</summary>
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ANIM_ON = 0x01,
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/// <summary>Loop when animating textures</summary>
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LOOP = 0x02,
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/// <summary>Animate in reverse direction</summary>
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REVERSE = 0x04,
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/// <summary>Animate forward then reverse</summary>
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PING_PONG = 0x08,
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/// <summary>Slide texture smoothly instead of frame-stepping</summary>
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SMOOTH = 0x10,
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/// <summary>Rotate texture instead of using frames</summary>
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ROTATE = 0x20,
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/// <summary>Scale texture instead of using frames</summary>
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SCALE = 0x40,
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}
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/// <summary>
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///
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/// </summary>
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public enum JointType : byte
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{
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/// <summary></summary>
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Invalid = 0,
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/// <summary></summary>
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Hinge = 1,
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/// <summary></summary>
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Point = 2,
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// <summary></summary>
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//[Obsolete]
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//LPoint = 3,
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//[Obsolete]
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//Wheel = 4
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}
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/// <summary>
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///
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/// </summary>
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public enum SculptType : byte
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{
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/// <summary></summary>
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None = 0,
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/// <summary></summary>
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Sphere = 1,
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/// <summary></summary>
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Torus = 2,
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/// <summary></summary>
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Plane = 3,
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/// <summary></summary>
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Cylinder = 4
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}
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/// <summary>
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///
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/// </summary>
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public enum FaceType : ushort
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{
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/// <summary></summary>
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PathBegin = 0x1 << 0,
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/// <summary></summary>
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PathEnd = 0x1 << 1,
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/// <summary></summary>
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InnerSide = 0x1 << 2,
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/// <summary></summary>
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ProfileBegin = 0x1 << 3,
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/// <summary></summary>
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ProfileEnd = 0x1 << 4,
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/// <summary></summary>
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OuterSide0 = 0x1 << 5,
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/// <summary></summary>
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OuterSide1 = 0x1 << 6,
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/// <summary></summary>
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OuterSide2 = 0x1 << 7,
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/// <summary></summary>
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OuterSide3 = 0x1 << 8
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}
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#endregion Enums
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#region Subclasses
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/// <summary>
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/// Controls the texture animation of a particular prim
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/// </summary>
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public struct TextureAnimation
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{
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/// <summary></summary>
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public TextureAnimMode Flags;
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/// <summary></summary>
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public uint Face;
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/// <summary></summary>
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public uint SizeX;
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/// <summary></summary>
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public uint SizeY;
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/// <summary></summary>
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public float Start;
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/// <summary></summary>
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public float Length;
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/// <summary></summary>
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public float Rate;
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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 TextureAnimation(byte[] data, int pos)
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{
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if (data.Length >= 16)
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{
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Flags = (TextureAnimMode)((uint)data[pos++]);
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Face = (uint)data[pos++];
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SizeX = (uint)data[pos++];
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SizeY = (uint)data[pos++];
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Start = Helpers.BytesToFloat(data, pos);
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Length = Helpers.BytesToFloat(data, pos + 4);
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Rate = Helpers.BytesToFloat(data, pos + 8);
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}
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else
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{
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Flags = 0;
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Face = 0;
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SizeX = 0;
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SizeY = 0;
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Start = 0.0f;
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Length = 0.0f;
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Rate = 0.0f;
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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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/// <returns></returns>
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public byte[] GetBytes()
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{
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byte[] data = new byte[16];
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int pos = 0;
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data[pos++] = (byte)Flags;
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data[pos++] = (byte)Face;
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data[pos++] = (byte)SizeX;
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data[pos++] = (byte)SizeY;
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Helpers.FloatToBytes(Start).CopyTo(data, pos);
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Helpers.FloatToBytes(Length).CopyTo(data, pos + 4);
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Helpers.FloatToBytes(Rate).CopyTo(data, pos + 4);
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return data;
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}
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}
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/// <summary>
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/// Information on the flexible properties of a primitive
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/// </summary>
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public struct FlexibleData
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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 Vector3 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 FlexibleData(byte[] data, int pos)
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{
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if (data.Length >= 5)
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{
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Softness = ((data[pos] & 0x80) >> 6) | ((data[pos + 1] & 0x80) >> 7);
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Tension = (float)(data[pos++] & 0x7F) / 10.0f;
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Drag = (float)(data[pos++] & 0x7F) / 10.0f;
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Gravity = (float)(data[pos++] / 10.0f) - 10.0f;
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Wind = (float)data[pos++] / 10.0f;
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Force = new Vector3(data, pos);
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}
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else
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{
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Softness = 0;
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Tension = 0.0f;
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Drag = 0.0f;
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Gravity = 0.0f;
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Wind = 0.0f;
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Force = Vector3.Zero;
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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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/// <returns></returns>
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public byte[] GetBytes()
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{
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byte[] data = new byte[16];
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int i = 0;
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// Softness is packed in the upper bits of tension and drag
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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 * 10.01f) & 0x7F);
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data[i++] |= (byte)((byte)(Drag * 10.01f) & 0x7F);
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data[i++] = (byte)((Gravity + 10.0f) * 10.01f);
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data[i++] = (byte)(Wind * 10.01f);
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Force.GetBytes().CopyTo(data, i);
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return data;
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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 LLSD GetLLSD()
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{
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LLSDMap map = new LLSDMap();
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map["simulate_lod"] = LLSD.FromInteger(Softness);
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map["gravity"] = LLSD.FromReal(Gravity);
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map["air_friction"] = LLSD.FromReal(Drag);
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map["wind_sensitivity"] = LLSD.FromReal(Wind);
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map["tension"] = LLSD.FromReal(Tension);
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map["user_force"] = Force.GetLLSD();
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return map;
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}
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public static FlexibleData FromLLSD(LLSD llsd)
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{
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FlexibleData flex = new FlexibleData();
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if (llsd.Type == LLSDType.Map)
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{
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LLSDMap map = (LLSDMap)llsd;
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flex.Softness = map["simulate_lod"].AsInteger();
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flex.Gravity = (float)map["gravity"].AsReal();
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flex.Drag = (float)map["air_friction"].AsReal();
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flex.Wind = (float)map["wind_sensitivity"].AsReal();
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flex.Tension = (float)map["tension"].AsReal();
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flex.Force.FromLLSD(map["user_force"]);
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}
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return flex;
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}
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}
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/// <summary>
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/// Information on the light properties of a primitive
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/// </summary>
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public struct LightData
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{
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/// <summary></summary>
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public Color4 Color;
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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 Cutoff;
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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 LightData(byte[] data, int pos)
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{
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if (data.Length - pos >= 16)
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{
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Color = new Color4(data, pos, false);
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Radius = Helpers.BytesToFloat(data, pos + 4);
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Cutoff = Helpers.BytesToFloat(data, pos + 8);
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Falloff = Helpers.BytesToFloat(data, pos + 12);
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// Alpha in color is actually intensity
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Intensity = Color.A;
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Color.A = 1f;
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}
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else
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{
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Color = Color4.Black;
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Radius = 0f;
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Cutoff = 0f;
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Falloff = 0f;
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Intensity = 0f;
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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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/// <returns></returns>
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public byte[] GetBytes()
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{
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byte[] data = new byte[16];
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// Alpha channel in color is intensity
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Color4 tmpColor = Color;
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tmpColor.A = Intensity;
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tmpColor.GetBytes().CopyTo(data, 0);
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Helpers.FloatToBytes(Radius).CopyTo(data, 4);
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Helpers.FloatToBytes(Cutoff).CopyTo(data, 8);
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Helpers.FloatToBytes(Falloff).CopyTo(data, 12);
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return data;
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}
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public LLSD GetLLSD()
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{
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LLSDMap map = new LLSDMap();
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map["color"] = Color.GetLLSD();
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map["intensity"] = LLSD.FromReal(Intensity);
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map["radius"] = LLSD.FromReal(Radius);
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map["cutoff"] = LLSD.FromReal(Cutoff);
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map["falloff"] = LLSD.FromReal(Falloff);
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return map;
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}
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public static LightData FromLLSD(LLSD llsd)
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{
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LightData light = new LightData();
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if (llsd.Type == LLSDType.Map)
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{
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LLSDMap map = (LLSDMap)llsd;
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light.Color.FromLLSD(map["color"]);
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light.Intensity = (float)map["intensity"].AsReal();
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light.Radius = (float)map["radius"].AsReal();
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light.Cutoff = (float)map["cutoff"].AsReal();
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light.Falloff = (float)map["falloff"].AsReal();
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}
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return light;
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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 override string ToString()
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{
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return String.Format("Color: {0} Intensity: {1} Radius: {2} Cutoff: {3} Falloff: {4}",
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Color, Intensity, Radius, Cutoff, Falloff);
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}
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}
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/// <summary>
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/// Information on the sculpt properties of a sculpted primitive
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/// </summary>
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public struct SculptData
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{
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public UUID SculptTexture;
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public SculptType Type;
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public SculptData(byte[] data, int pos)
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{
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if (data.Length >= 17)
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{
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SculptTexture = new UUID(data, pos);
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Type = (SculptType)data[pos + 16];
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}
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else
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{
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SculptTexture = UUID.Zero;
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Type = SculptType.None;
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}
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}
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public byte[] GetBytes()
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{
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byte[] data = new byte[17];
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SculptTexture.GetBytes().CopyTo(data, 0);
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data[16] = (byte)Type;
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return data;
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}
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public LLSD GetLLSD()
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{
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LLSDMap map = new LLSDMap();
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map["texture"] = LLSD.FromUUID(SculptTexture);
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map["type"] = LLSD.FromInteger((int)Type);
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return map;
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}
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public static SculptData FromLLSD(LLSD llsd)
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{
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SculptData sculpt = new SculptData();
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if (llsd.Type == LLSDType.Map)
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{
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LLSDMap map = (LLSDMap)llsd;
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sculpt.SculptTexture = map["texture"].AsUUID();
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sculpt.Type = (SculptType)map["type"].AsInteger();
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}
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return sculpt;
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}
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}
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#endregion Subclasses
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#region Public Members
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/// <summary></summary>
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public TextureAnimation TextureAnim;
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/// <summary></summary>
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public FlexibleData Flexible;
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/// <summary></summary>
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public LightData Light;
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/// <summary></summary>
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public SculptData Sculpt;
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/// <summary></summary>
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public ParticleSystem ParticleSys;
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/// <summary></summary>
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public ClickAction ClickAction;
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/// <summary></summary>
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public UUID Sound;
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/// <summary>Identifies the owner of the audio or particle system</summary>
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public UUID OwnerID;
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/// <summary></summary>
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public byte SoundFlags;
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/// <summary></summary>
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public float SoundGain;
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/// <summary></summary>
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public float SoundRadius;
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/// <summary></summary>
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public string Text;
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/// <summary></summary>
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public Color4 TextColor;
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/// <summary></summary>
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public string MediaURL;
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/// <summary></summary>
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public JointType Joint;
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/// <summary></summary>
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public Vector3 JointPivot;
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/// <summary></summary>
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public Vector3 JointAxisOrAnchor;
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#endregion Public Members
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/// <summary>
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/// Default constructor
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/// </summary>
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public Primitive()
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{
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}
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public override string ToString()
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{
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return String.Format("ID: {0}, GroupID: {1}, ParentID: {2}, LocalID: {3}, Flags: {4}, " +
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"State: {5}, PCode: {6}, Material: {7}", ID, GroupID, ParentID, LocalID, Flags, Data.State,
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Data.PCode, Data.Material);
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}
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public LLSD GetLLSD()
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{
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LLSDMap path = new LLSDMap(14);
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path["begin"] = LLSD.FromReal(Data.PathBegin);
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path["curve"] = LLSD.FromInteger((int)Data.PathCurve);
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path["end"] = LLSD.FromReal(Data.PathEnd);
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path["radius_offset"] = LLSD.FromReal(Data.PathRadiusOffset);
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path["revolutions"] = LLSD.FromReal(Data.PathRevolutions);
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path["scale_x"] = LLSD.FromReal(Data.PathScaleX);
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path["scale_y"] = LLSD.FromReal(Data.PathScaleY);
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path["shear_x"] = LLSD.FromReal(Data.PathShearX);
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path["shear_y"] = LLSD.FromReal(Data.PathShearY);
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path["skew"] = LLSD.FromReal(Data.PathSkew);
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path["taper_x"] = LLSD.FromReal(Data.PathTaperX);
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path["taper_y"] = LLSD.FromReal(Data.PathTaperY);
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path["twist"] = LLSD.FromReal(Data.PathTwist);
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path["twist_begin"] = LLSD.FromReal(Data.PathTwistBegin);
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LLSDMap profile = new LLSDMap(4);
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profile["begin"] = LLSD.FromReal(Data.ProfileBegin);
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profile["curve"] = LLSD.FromInteger((int)Data.ProfileCurve);
|
|
profile["hole"] = LLSD.FromInteger((int)Data.ProfileHole);
|
|
profile["end"] = LLSD.FromReal(Data.ProfileEnd);
|
|
profile["hollow"] = LLSD.FromReal(Data.ProfileHollow);
|
|
|
|
LLSDMap volume = new LLSDMap(2);
|
|
volume["path"] = path;
|
|
volume["profile"] = profile;
|
|
|
|
LLSDMap prim = new LLSDMap(9);
|
|
prim["name"] = LLSD.FromString(Properties.Name);
|
|
prim["description"] = LLSD.FromString(Properties.Description);
|
|
prim["phantom"] = LLSD.FromBoolean(((Flags & ObjectFlags.Phantom) != 0));
|
|
prim["physical"] = LLSD.FromBoolean(((Flags & ObjectFlags.Physics) != 0));
|
|
prim["position"] = Position.GetLLSD();
|
|
prim["rotation"] = Rotation.GetLLSD();
|
|
prim["scale"] = Scale.GetLLSD();
|
|
prim["material"] = LLSD.FromInteger((int)Data.Material);
|
|
prim["shadows"] = LLSD.FromBoolean(((Flags & ObjectFlags.CastShadows) != 0));
|
|
prim["textures"] = Textures.GetLLSD();
|
|
prim["volume"] = volume;
|
|
if (ParentID != 0)
|
|
prim["parentid"] = LLSD.FromInteger(ParentID);
|
|
|
|
prim["light"] = Light.GetLLSD();
|
|
prim["flex"] = Flexible.GetLLSD();
|
|
prim["sculpt"] = Sculpt.GetLLSD();
|
|
|
|
return prim;
|
|
}
|
|
|
|
public static Primitive FromLLSD(LLSD llsd)
|
|
{
|
|
Primitive prim = new Primitive();
|
|
LLObject.ObjectData data = new ObjectData();
|
|
|
|
LLSDMap map = (LLSDMap)llsd;
|
|
LLSDMap volume = (LLSDMap)map["volume"];
|
|
LLSDMap path = (LLSDMap)volume["path"];
|
|
LLSDMap profile = (LLSDMap)volume["profile"];
|
|
|
|
#region Path/Profile
|
|
|
|
data.PathBegin = (float)path["begin"].AsReal();
|
|
data.PathCurve = (PathCurve)path["curve"].AsInteger();
|
|
data.PathEnd = (float)path["end"].AsReal();
|
|
data.PathRadiusOffset = (float)path["radius_offset"].AsReal();
|
|
data.PathRevolutions = (float)path["revolutions"].AsReal();
|
|
data.PathScaleX = (float)path["scale_x"].AsReal();
|
|
data.PathScaleY = (float)path["scale_y"].AsReal();
|
|
data.PathShearX = (float)path["shear_x"].AsReal();
|
|
data.PathShearY = (float)path["shear_y"].AsReal();
|
|
data.PathSkew = (float)path["skew"].AsReal();
|
|
data.PathTaperX = (float)path["taper_x"].AsReal();
|
|
data.PathTaperY = (float)path["taper_y"].AsReal();
|
|
data.PathTwist = (float)path["twist"].AsReal();
|
|
data.PathTwistBegin = (float)path["twist_begin"].AsReal();
|
|
|
|
data.ProfileBegin = (float)profile["begin"].AsReal();
|
|
data.ProfileCurve = (ProfileCurve)profile["curve"].AsInteger();
|
|
data.ProfileHole = (HoleType)profile["hole"].AsInteger();
|
|
data.ProfileEnd = (float)profile["end"].AsReal();
|
|
data.ProfileHollow = (float)profile["hollow"].AsReal();
|
|
|
|
#endregion Path/Profile
|
|
|
|
prim.Data = data;
|
|
|
|
if (map["phantom"].AsBoolean())
|
|
prim.Flags |= ObjectFlags.Phantom;
|
|
|
|
if (map["physical"].AsBoolean())
|
|
prim.Flags |= ObjectFlags.Physics;
|
|
|
|
if (map["shadows"].AsBoolean())
|
|
prim.Flags |= ObjectFlags.CastShadows;
|
|
|
|
prim.ParentID = (uint)map["parentid"].AsInteger();
|
|
prim.Position.FromLLSD(map["position"]);
|
|
prim.Rotation.FromLLSD(map["rotation"]);
|
|
prim.Scale.FromLLSD(map["scale"]);
|
|
prim.Data.Material = (MaterialType)map["material"].AsInteger();
|
|
prim.Flexible = FlexibleData.FromLLSD(map["flex"]);
|
|
prim.Light = LightData.FromLLSD(map["light"]);
|
|
prim.Sculpt = SculptData.FromLLSD(map["sculpt"]);
|
|
prim.Textures = TextureEntry.FromLLSD(map["textures"]);
|
|
if (!string.IsNullOrEmpty(map["name"].AsString())) {
|
|
prim.Properties.Name = map["name"].AsString();
|
|
}
|
|
|
|
if (!string.IsNullOrEmpty(map["description"].AsString())) {
|
|
prim.Properties.Description = map["description"].AsString();
|
|
}
|
|
|
|
return prim;
|
|
}
|
|
|
|
internal int SetExtraParamsFromBytes(byte[] data, int pos)
|
|
{
|
|
int i = pos;
|
|
int totalLength = 1;
|
|
|
|
if (data.Length == 0 || pos >= data.Length)
|
|
return 0;
|
|
|
|
try
|
|
{
|
|
byte extraParamCount = data[i++];
|
|
|
|
for (int k = 0; k < extraParamCount; k++)
|
|
{
|
|
ExtraParamType type = (ExtraParamType)Helpers.BytesToUInt16(data, i);
|
|
i += 2;
|
|
|
|
uint paramLength = Helpers.BytesToUIntBig(data, i);
|
|
i += 4;
|
|
|
|
if (type == ExtraParamType.Flexible)
|
|
Flexible = new FlexibleData(data, i);
|
|
else if (type == ExtraParamType.Light)
|
|
Light = new LightData(data, i);
|
|
else if (type == ExtraParamType.Sculpt)
|
|
Sculpt = new SculptData(data, i);
|
|
|
|
i += (int)paramLength;
|
|
totalLength += (int)paramLength + 6;
|
|
}
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
Console.WriteLine(e.ToString());
|
|
}
|
|
|
|
return totalLength;
|
|
}
|
|
}
|
|
}
|