/*
 * Copyright (c) Contributors, http://opensimulator.org/
 * See CONTRIBUTORS.TXT for a full list of copyright holders.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the OpenSimulator Project nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

using System;
using System.Reflection;
using System.Collections.Generic;
using OpenMetaverse;
using OpenMetaverse.StructuredData;
using log4net;
using System.Text;
using System.Runtime.InteropServices;

namespace OpenSim.Framework
{
    /// <summary>
    /// Contains the Avatar's Appearance and methods to manipulate the appearance.
    /// </summary>
    public class AvatarAppearance
    {
        // SL box diferent to size
        const float AVBOXAJUST = 0.2f;
        // constrains  for ubitode physics
        const float AVBOXMINX = 0.2f;
        const float AVBOXMINY = 0.3f;
        const float AVBOXMINZ = 1.2f;

        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);

        // this is viewer capabilities and weared things dependent
        // should be only used as initial default value ( V1 viewers )
        public const int VISUALPARAM_COUNT = 218;

        // regions and viewer compatibility
        public readonly static int TEXTURE_COUNT = 45;
        public const int TEXTURE_COUNT_PV7 = 29;
        public const int BAKES_COUNT_PV7 = 6;
        public const int MAXWEARABLE_PV7 = 16;
        public const int MAXWEARABLE_LEGACY = 15;

        public readonly static byte[] BAKE_INDICES = new byte[] { 8, 9, 10, 11, 19, 20, 40, 41, 42, 43, 44 };

        protected int m_serial = 0;
        protected byte[] m_visualparams;
        protected Primitive.TextureEntry m_texture;
        protected AvatarWearable[] m_wearables;
        protected Dictionary<int, List<AvatarAttachment>> m_attachments;
        protected WearableCacheItem[] m_cacheitems;
        protected Vector3 m_avatarSize = new Vector3(0.45f, 0.6f, 1.9f); // sl Z cloud value
        protected Vector3 m_avatarBoxSize = new Vector3(0.45f, 0.6f, 1.9f);
        protected float m_avatarHeight = 0;
        protected float m_avatarFeetOffset = 0;
        protected float m_avatarAnimOffset = 0;

        public int Serial
        {
            get { return m_serial; }
            set { m_serial = value; }
        }

        public byte[] VisualParams
        {
            get { return m_visualparams; }
            set { m_visualparams = value; }
        }

        public Vector3 AvatarSize
        {
            get { return m_avatarSize; }
        }

        public Vector3 AvatarBoxSize
        {
            get { return m_avatarBoxSize; }
        }

        public float AvatarFeetOffset
        {
            get { return m_avatarFeetOffset + m_avatarAnimOffset; }
        }

        public Primitive.TextureEntry Texture
        {
            get { return m_texture; }
            set
            {
//                m_log.DebugFormat("[AVATAR APPEARANCE]: Set TextureEntry to {0}", value);
                m_texture = value;
            }
        }

        public AvatarWearable[] Wearables
        {
            get { return m_wearables; }
            set { m_wearables = value; }
        }

        public float AvatarHeight
        {
            get { return m_avatarHeight; }
            set { m_avatarHeight = value; }
        }

        public WearableCacheItem[] WearableCacheItems
        {
            get { return m_cacheitems; }
            set { m_cacheitems = value; }
        }

        public float AvatarPreferencesHoverZ { get; set; }

        public AvatarAppearance()
        {
//            m_log.WarnFormat("[AVATAR APPEARANCE]: create empty appearance");

            m_serial = 0;
            SetDefaultWearables();
            SetDefaultTexture();
            SetDefaultParams();
//            SetHeight();
            SetSize(new Vector3(0.45f,0.6f,1.9f));
            m_attachments = new Dictionary<int, List<AvatarAttachment>>();
        }

        public AvatarAppearance(OSDMap map)
        {
//            m_log.WarnFormat("[AVATAR APPEARANCE]: create appearance from OSDMap");

            Unpack(map);
//            SetHeight(); done in Unpack
        }

        public AvatarAppearance(AvatarWearable[] wearables, Primitive.TextureEntry textureEntry, byte[] visualParams)
        {
//            m_log.WarnFormat("[AVATAR APPEARANCE] create initialized appearance");

            m_serial = 0;

            if (wearables != null)
                m_wearables = wearables;
            else
                SetDefaultWearables();

            if (textureEntry != null)
                m_texture = textureEntry;
            else
                SetDefaultTexture();

            if (visualParams != null)
                m_visualparams = visualParams;
            else
                SetDefaultParams();

//            SetHeight();
            if(m_avatarHeight == 0)
                SetSize(new Vector3(0.45f,0.6f,1.9f));

            m_attachments = new Dictionary<int, List<AvatarAttachment>>();
        }

        public AvatarAppearance(AvatarAppearance appearance): this(appearance, true,true)
        {
        }

        public AvatarAppearance(AvatarAppearance appearance, bool copyWearables)
            : this(appearance, copyWearables, true)
        {
        }

        public AvatarAppearance(AvatarAppearance appearance, bool copyWearables, bool copyBaked)
        {
//            m_log.WarnFormat("[AVATAR APPEARANCE] create from an existing appearance");

            if (appearance == null)
            {
                m_serial = 0;
                SetDefaultWearables();
                SetDefaultTexture();
                SetDefaultParams();
//                SetHeight();
                SetSize(new Vector3(0.45f, 0.6f, 1.9f));
                AvatarPreferencesHoverZ = 0;
                m_attachments = new Dictionary<int, List<AvatarAttachment>>();

                return;
            }

            m_serial = appearance.Serial;
            AvatarPreferencesHoverZ = appearance.AvatarPreferencesHoverZ;

            if (copyWearables && (appearance.Wearables != null))
            {
                m_wearables = new AvatarWearable[appearance.Wearables.Length];
                for (int i = 0; i < appearance.Wearables.Length; i++)
                {
                    m_wearables[i] = new AvatarWearable();
                    AvatarWearable wearable = appearance.Wearables[i];
                    for (int j = 0; j < wearable.Count; j++)
                            m_wearables[i].Add(wearable[j].ItemID, wearable[j].AssetID);
                 }
            }
            else
                ClearWearables();

            m_texture = null;
            if (appearance.Texture != null)
            {
                byte[] tbytes = appearance.Texture.GetBakesBytes();
                m_texture = new Primitive.TextureEntry(tbytes,0,tbytes.Length);
                if (copyBaked && appearance.m_cacheitems != null)
                    m_cacheitems = (WearableCacheItem[])appearance.m_cacheitems.Clone();
                else
                    m_cacheitems = null;
            }

            m_visualparams = null;
            if (appearance.VisualParams != null)
                m_visualparams = (byte[])appearance.VisualParams.Clone();

//            m_avatarHeight = appearance.m_avatarHeight;
            SetSize(appearance.AvatarSize);

            // Copy the attachment, force append mode since that ensures consistency
            m_attachments = new Dictionary<int, List<AvatarAttachment>>();
            foreach (AvatarAttachment attachment in appearance.GetAttachments())
                AppendAttachment(new AvatarAttachment(attachment));
        }

        public void GetAssetsFrom(AvatarAppearance app)
        {
            int len =  m_wearables.Length;
            if(len > app.m_wearables.Length)
                len = app.m_wearables.Length;

            for (int i = 0; i < len; i++)
            {
                int count =  m_wearables[i].Count;
                if(count > app.m_wearables[i].Count)
                    count = app.m_wearables[i].Count;

                for (int j = 0; j < count; j++)
                {
                    UUID itemID = m_wearables[i][j].ItemID;
                    UUID assetID = app.Wearables[i].GetAsset(itemID);

                    if (!assetID.IsZero())
                        m_wearables[i].Add(itemID, assetID);
                }
            }
        }

        public void ClearWearables()
        {
            m_wearables = new AvatarWearable[AvatarWearable.LEGACY_VERSION_MAX_WEARABLES];
            for (int i = 0; i < AvatarWearable.LEGACY_VERSION_MAX_WEARABLES; i++)
                m_wearables[i] = new AvatarWearable();
        }

        protected void SetDefaultWearables()
        {
            m_wearables = AvatarWearable.DefaultWearables;
        }

        /// <summary>
        /// Invalidate all of the baked textures in the appearance, useful
        /// if you know that none are valid
        /// </summary>
        public void ResetAppearance()
        {
//            m_log.WarnFormat("[AVATAR APPEARANCE]: Reset appearance");

            m_serial = 0;

            SetDefaultTexture();
            AvatarPreferencesHoverZ = 0;

            //for (int i = 0; i < BAKE_INDICES.Length; i++)
            // {
            //     int idx = BAKE_INDICES[i];
            //     m_texture.FaceTextures[idx].TextureID = UUID.Zero;
            // }
        }

        protected void SetDefaultParams()
        {
            m_visualparams = new byte[] { 33,61,85,23,58,127,63,85,63,42,0,85,63,36,85,95,153,63,34,0,63,109,88,132,63,136,81,85,103,136,127,0,150,150,150,127,0,0,0,0,0,127,0,0,255,127,114,127,99,63,127,140,127,127,0,0,0,191,0,104,0,0,0,0,0,0,0,0,0,145,216,133,0,127,0,127,170,0,0,127,127,109,85,127,127,63,85,42,150,150,150,150,150,150,150,25,150,150,150,0,127,0,0,144,85,127,132,127,85,0,127,127,127,127,127,127,59,127,85,127,127,106,47,79,127,127,204,2,141,66,0,0,127,127,0,0,0,0,127,0,159,0,0,178,127,36,85,131,127,127,127,153,95,0,140,75,27,127,127,0,150,150,198,0,0,63,30,127,165,209,198,127,127,153,204,51,51,255,255,255,204,0,255,150,150,150,150,150,150,150,150,150,150,0,150,150,150,150,150,0,127,127,150,150,150,150,150,150,150,150,0,0,150,51,132,150,150,150 };
        }

        /// <summary>
        /// Invalidate all of the baked textures in the appearance, useful
        /// if you know that none are valid
        /// </summary>
        public void ResetBakedTextures()
        {
            SetDefaultTexture();
        }

        protected void SetDefaultTexture()
        {
            m_texture = new Primitive.TextureEntry(new UUID(AppearanceManager.DEFAULT_AVATAR_TEXTURE));
        }

        /// <summary>
        /// Set up appearance texture ids.
        /// </summary>
        /// <returns>
        /// True if any existing texture id was changed by the new data.
        /// False if there were no changes or no existing texture ids.
        /// </returns>
        public bool SetTextureEntries(Primitive.TextureEntry textureEntry)
        {
            if (textureEntry == null)
                return false;

            bool changed = false;
            Primitive.TextureEntryFace newface;
            Primitive.TextureEntryFace tmpFace;
            Primitive.TextureEntryFace curFace;

            //make sure textureEntry.DefaultTexture is the unused one(DEFAULT_AVATAR_TEXTURE).
            Primitive.TextureEntry converted = new Primitive.TextureEntry(AppearanceManager.DEFAULT_AVATAR_TEXTURE);
            for (uint i = 0; i < TEXTURE_COUNT; ++i)
            {
                newface = textureEntry.GetFace(i);
                curFace = m_texture.FaceTextures[i];
                if (newface.TextureID.Equals(AppearanceManager.DEFAULT_AVATAR_TEXTURE))
                {
                    if (curFace == null)
                        continue;
                    if (!curFace.TextureID.Equals(AppearanceManager.DEFAULT_AVATAR_TEXTURE))
                        changed = true;
                }
                else
                {
                    tmpFace = converted.GetFace(i);
                    tmpFace.TextureID = newface.TextureID; // we need a full high level copy, assuming all other parameters are the same.
                    if (curFace == null || !curFace.TextureID.Equals(newface.TextureID))
                        changed = true;
                }
            }
            if(changed)
                m_texture = converted;
            return changed;
        }

        /// <summary>
        /// Set up visual parameters for the avatar and refresh the avatar height
        /// </summary>
        /// <returns>
        /// True if any existing visual parameter was changed by the new data.
        /// False if there were no changes or no existing visual parameters.
        /// </returns>
        public bool SetVisualParams(byte[] visualParams)
        {
            if (visualParams == null)
                return false;

            // There are much simpler versions of this copy that could be
            // made. We determine if any of the visual parameters actually
            // changed to know if the appearance should be saved later
            bool changed = false;

            int newsize = visualParams.Length;

            if (newsize != m_visualparams.Length)
            {
                changed = true;
                m_visualparams = (byte[])visualParams.Clone();
            }
            else
            {

                for (int i = 0; i < newsize; i++)
                {
                    if (visualParams[i] != m_visualparams[i])
                    {
                        // DEBUG ON
                        // m_log.WarnFormat("[AVATARAPPEARANCE] vparams changed [{0}] {1} ==> {2}",
                        //        i,m_visualparams[i],visualParams[i]);
                        // DEBUG OFF
                        m_visualparams[i] = visualParams[i];
                        changed = true;
                    }
                }
            }
            // Reset the height if the visual parameters actually changed
            //if (changed)
            //    SetHeight();

            return changed;
        }

        public void SetAppearance(Primitive.TextureEntry textureEntry, byte[] visualParams)
        {
            SetTextureEntries(textureEntry);
            SetVisualParams(visualParams);
        }

        /// <summary>
        /// Set avatar height by a calculation based on their visual parameters.
        /// </summary>
        public void SetHeight()
        {
/*
            // Start with shortest possible female avatar height
            m_avatarHeight = 1.14597f;
            // Add offset for male avatars
            if (m_visualparams[(int)VPElement.SHAPE_MALE] != 0)
                m_avatarHeight += 0.0848f;
            // Add offsets for visual params
            m_avatarHeight += 0.516945f * (float)m_visualparams[(int)VPElement.SHAPE_HEIGHT]          / 255.0f
                            + 0.08117f  * (float)m_visualparams[(int)VPElement.SHAPE_HEAD_SIZE]       / 255.0f
                            + 0.3836f   * (float)m_visualparams[(int)VPElement.SHAPE_LEG_LENGTH]      / 255.0f
                            + 0.07f     * (float)m_visualparams[(int)VPElement.SHOES_PLATFORM_HEIGHT] / 255.0f
                            + 0.08f     * (float)m_visualparams[(int)VPElement.SHOES_HEEL_HEIGHT]     / 255.0f
                            + 0.076f    * (float)m_visualparams[(int)VPElement.SHAPE_NECK_LENGTH]     / 255.0f;
*/
        }

        public void SetSize(Vector3 avSize)
        {
            if (avSize.X > 32f)
                avSize.X = 32f;
            else if (avSize.X < 0.1f)
                avSize.X = 0.1f;

            if (avSize.Y > 32f)
                avSize.Y = 32f;
            else if (avSize.Y < 0.1f)
                avSize.Y = 0.1f;
            if (avSize.Z > 32f)
                avSize.Z = 32f;
            else if (avSize.Z < 0.1f)
                avSize.Z = 0.1f;

            m_avatarSize = avSize;
            m_avatarBoxSize = avSize;
            m_avatarBoxSize.Z += AVBOXAJUST;
            if (m_avatarBoxSize.X < AVBOXMINX)
                m_avatarBoxSize.X = AVBOXMINX;
            if (m_avatarBoxSize.Y < AVBOXMINY)
                m_avatarBoxSize.Y = AVBOXMINY;
            if (m_avatarBoxSize.Z < AVBOXMINZ)
                m_avatarBoxSize.Z = AVBOXMINZ;
            m_avatarHeight = m_avatarSize.Z;
        }

        public void SetWearable(int wearableId, AvatarWearable wearable)
        {
// DEBUG ON
//          m_log.WarnFormat("[AVATARAPPEARANCE] set wearable {0} --> {1}:{2}",wearableId,wearable.ItemID,wearable.AssetID);
// DEBUG OFF
            if (wearableId >= m_wearables.Length)
            {
                int currentLength = m_wearables.Length;
                Array.Resize(ref m_wearables, wearableId + 1);
                for (int i = currentLength ; i < m_wearables.Length ; i++)
                    m_wearables[i] = new AvatarWearable();
            }
            m_wearables[wearableId].Clear();
            for (int i = 0; i < wearable.Count; i++)
                m_wearables[wearableId].Add(wearable[i].ItemID, wearable[i].AssetID);
        }

// DEBUG ON
        public override String ToString()
        {
            StringBuilder sb = new();
            sb.AppendLine($"Serial: {m_serial}");

            for (uint i = 0; i < AvatarAppearance.TEXTURE_COUNT; i++)
                if (m_texture.FaceTextures[i] != null)
                    sb.AppendLine($"Texture: {i} --> {m_texture.FaceTextures[i].TextureID}");

            foreach (AvatarWearable awear in m_wearables)
            {
                for (int i = 0; i < awear.Count; i++)
                    sb.AppendLine($"Wearable: item={awear[i].ItemID}, asset={awear[i].AssetID}");
            }

            sb.Append("Visual Params: ");
            //for (uint j = 0; j < AvatarAppearance.VISUALPARAM_COUNT; j++)
            for (uint j = 0; j < m_visualparams.Length; j++)
            {
                sb.Append(m_visualparams[j]);
                sb.Append(',');
            }
            sb.Append('\n');

            return sb.ToString();
        }
// DEBUG OFF

        /// <summary>
        /// Get a list of the attachments.
        /// </summary>
        /// <remarks>
        /// There may be duplicate attachpoints
        /// </remarks>
        public List<AvatarAttachment> GetAttachments()
        {
            lock (m_attachments)
            {
                List<AvatarAttachment> alist = new List<AvatarAttachment>();
                foreach (KeyValuePair<int, List<AvatarAttachment>> kvp in m_attachments)
                {
                    foreach (AvatarAttachment attach in kvp.Value)
                        alist.Add(new AvatarAttachment(attach));
                }
                return alist;
            }
        }

        internal void AppendAttachment(AvatarAttachment attach)
        {
            //m_log.DebugFormat(
            //   "[AVATAR APPEARNCE]: Appending itemID={0}, assetID={1} at {2}",
            //    attach.ItemID, attach.AssetID, attach.AttachPoint);

            lock (m_attachments)
            {
                ref List<AvatarAttachment> atlst = ref CollectionsMarshal.GetValueRefOrAddDefault(m_attachments, attach.AttachPoint, out bool ex);
                if(!ex)
                { 
                    atlst = new List<AvatarAttachment>() { attach };
                    return;
                }

                foreach (AvatarAttachment prev in atlst)
                {
                    if (prev.ItemID.Equals(attach.ItemID))
                        return;
                }

                atlst.Add(attach);
            }
        }

        internal void ReplaceAttachment(AvatarAttachment attach)
        {
            //m_log.DebugFormat(
            //    "[AVATAR APPEARANCE]: Replacing itemID={0}, assetID={1} at {2}",
            //    attach.ItemID, attach.AssetID, attach.AttachPoint);

            lock (m_attachments)
            {
                m_attachments[attach.AttachPoint] = new List<AvatarAttachment>() { attach };
            }
        }

        /// <summary>
        /// Set an attachment
        /// </summary>
        /// <remarks>
        /// If the attachpoint has the
        /// 0x80 bit set then we assume this is an append
        /// operation otherwise we replace whatever is
        /// currently attached at the attachpoint
        /// </remarks>
        /// <param name="attachpoint"></param>
        /// <param name="item">If UUID.Zero, then an any attachment at the attachpoint is removed.</param>
        /// <param name="asset"></param>
        /// <returns>
        /// return true if something actually changed
        /// </returns>
        public bool SetAttachment(int attachpoint, UUID item, UUID asset)
        {
            //m_log.DebugFormat(
            //    "[AVATAR APPEARANCE]: Setting attachment at {0} with item ID {1}, asset ID {2}",
            //    attachpoint, item, asset);

            if (attachpoint == 0)
                return false;

            lock (m_attachments)
            {
                if (item.IsZero())
                    return m_attachments.Remove(attachpoint);

                // When a user logs in, the attachment item ids are pulled from persistence in the Avatars table.  However,
                // the asset ids are not saved.  When the avatar enters a simulator the attachments are set again.  If
                // we simply perform an item check here then the asset ids (which are now present) are never set, and NPC attachments
                // later fail unless the attachment is detached and reattached.
                //
                // Therefore, we will carry on with the set if the existing attachment has no asset id.
                AvatarAttachment existingAttachment = GetAttachmentForItem(item);
                if (existingAttachment != null)
                {
//                    m_log.DebugFormat(
//                        "[AVATAR APPEARANCE]: Found existing attachment for {0}, asset {1} at point {2}",
//                        existingAttachment.ItemID, existingAttachment.AssetID, existingAttachment.AttachPoint);

                    if (!existingAttachment.AssetID.IsZero() && existingAttachment.AttachPoint == (attachpoint & 0x7F))
                    {
                        m_log.Debug($"[AVATAR APPEARANCE]: Ignoring attach of an already attached item {item} at point {attachpoint}");
                        return false;
                    }
                    else
                    {
                        // Remove it here so that the later append does not add a second attachment but we still update
                        // the assetID
                        DetachAttachment(existingAttachment.ItemID);
                    }
                }

                // check if this is an append or a replace, 0x80 marks it as an append
                if ((attachpoint & 0x80) > 0)
                {
                    // strip the append bit
                    int point = attachpoint & 0x7F;
                    AppendAttachment(new AvatarAttachment(point, item, asset));
                }
                else
                {
                    ReplaceAttachment(new AvatarAttachment(attachpoint,item, asset));
                }
            }

            return true;
        }

        /// <summary>
        /// If the item is already attached, return it.
        /// </summary>
        /// <param name="itemID"></param>
        /// <returns>Returns null if this item is not attached.</returns>
        public AvatarAttachment GetAttachmentForItem(UUID itemID)
        {
            lock (m_attachments)
            {
                foreach (KeyValuePair<int, List<AvatarAttachment>> kvp in m_attachments)
                {
                    int index = kvp.Value.FindIndex(delegate(AvatarAttachment a) { return a.ItemID.Equals(itemID); });
                    if (index >= 0)
                        return kvp.Value[index];
                }
            }

            return null;
        }

        public int GetAttachpoint(UUID itemID)
        {
            lock (m_attachments)
            {
                foreach (KeyValuePair<int, List<AvatarAttachment>> kvp in m_attachments)
                {
                    int index = kvp.Value.FindIndex(delegate(AvatarAttachment a) { return a.ItemID.Equals(itemID); });
                    if (index >= 0)
                        return kvp.Key;
                }
            }
            return 0;
        }

        public bool DetachAttachment(UUID itemID)
        {
            lock (m_attachments)
            {
                foreach (KeyValuePair<int, List<AvatarAttachment>> kvp in m_attachments)
                {
                    int index = kvp.Value.FindIndex(delegate(AvatarAttachment a) { return a.ItemID.Equals(itemID); });
                    if (index >= 0)
                    {
                        //m_log.DebugFormat(
                        //    "[AVATAR APPEARANCE]: Detaching attachment {0}, index {1}, point {2}",
                        //    m_attachments[kvp.Key][index].ItemID, index, m_attachments[kvp.Key][index].AttachPoint);

                        // Remove it from the list of attachments at that attach point
                        m_attachments[kvp.Key].RemoveAt(index);

                        // And remove the list if there are no more attachments here
                        if (m_attachments[kvp.Key].Count == 0)
                            m_attachments.Remove(kvp.Key);

                        return true;
                    }
                }
            }

            return false;
        }

        public void ClearAttachments()
        {
            lock (m_attachments)
                m_attachments.Clear();
        }

        #region Packing Functions

        /// <summary>
        /// Create an OSDMap from the appearance data
        /// </summary>
        public OSDMap Pack(EntityTransferContext ctx)
        {
            OSDMap data = new OSDMap();

            data["serial"] = OSD.FromInteger(m_serial);
            data["height"] = OSD.FromReal(m_avatarHeight);
            data["aphz"] = OSD.FromReal(AvatarPreferencesHoverZ);

            if (m_texture == null)
                return data;

            bool sendPV8 = false;

            // Wearables
            OSDArray wears;
            int count;
            if (ctx == null)
                count = MAXWEARABLE_LEGACY;
            else
            {
                if(ctx.OutboundVersion >= 0.8)
                {
                    sendPV8 = true;
                    count = m_wearables.Length;
                }
                else if (ctx.OutboundVersion >= 0.6)
                    count = MAXWEARABLE_PV7;
                else
                    count = MAXWEARABLE_LEGACY;

                if (sendPV8 && count > MAXWEARABLE_PV7)
                {
                    wears = new OSDArray(count - MAXWEARABLE_PV7);
                    for (int i = MAXWEARABLE_PV7; i < count; ++i)
                        wears.Add(m_wearables[i].Pack());

                    data["wrbls8"] = wears;
                    count = MAXWEARABLE_PV7;
                }
            }

            if(count > m_wearables.Length)
                count = m_wearables.Length;

            wears = new OSDArray(count);
            for (int i = 0; i < count; ++i)
                wears.Add(m_wearables[i].Pack());
            data["wearables"] = wears;

            // Avatar Textures
            OSDArray textures;
            if (sendPV8)
            {
                byte[] te = m_texture.GetBakesBytes();
                data["te8"] = OSD.FromBinary(te);
            }
            else
            {
                textures = new OSDArray(TEXTURE_COUNT_PV7);
                for (uint i = 0; i < TEXTURE_COUNT_PV7; ++i)
                    textures.Add(OSD.FromUUID(m_texture.GetFace(i).TextureID));
                data["textures"] = textures;
            }

            if (m_cacheitems != null)
            {
                OSDArray baked = WearableCacheItem.BakedToOSD(m_cacheitems, 0, BAKES_COUNT_PV7);
                if (baked != null && baked.Count > 0)
                    data["bakedcache"] = baked;
                baked = WearableCacheItem.BakedToOSD(m_cacheitems, BAKES_COUNT_PV7, -1);
                if (baked != null && baked.Count > 0)
                    data["bc8"] = baked;
            }

            // Visual Parameters
            OSDBinary visualparams = new OSDBinary(m_visualparams);
            data["visualparams"] = visualparams;

            lock (m_attachments)
            {
                // Attachments
                OSDArray attachs = new OSDArray(m_attachments.Count);
                foreach (AvatarAttachment attach in GetAttachments())
                    attachs.Add(attach.Pack());
                data["attachments"] = attachs;
            }

            return data;
        }

        public OSDMap PackForNotecard(bool NoHuds = true)
        {
            OSDMap data = new OSDMap();

            data["serial"] = OSD.FromInteger(m_serial);
            data["height"] = OSD.FromReal(m_avatarHeight);
            data["aphz"] = OSD.FromReal(AvatarPreferencesHoverZ);

            // old regions may not like missing/empty wears
            OSDArray wears = new OSDArray(MAXWEARABLE_LEGACY);
            for (int i = 0; i< MAXWEARABLE_LEGACY; ++i)
                wears.Add(new OSDArray());
            data["wearables"] = wears;

            // Avatar Textures
            OSDArray textures;

            // allow old regions to still see something
            textures = new OSDArray(TEXTURE_COUNT_PV7);
            textures.Add(OSD.FromUUID(AppearanceManager.DEFAULT_AVATAR_TEXTURE));
            for (uint i = 1; i < TEXTURE_COUNT_PV7; ++i)
                textures.Add(OSD.FromUUID(m_texture.GetFace(i).TextureID));
            data["textures"] = textures;

            bool needExtra = false;
            for (int i = BAKES_COUNT_PV7; i < BAKE_INDICES.Length; ++i)
            {
                int idx = BAKE_INDICES[i];
                if (m_texture.FaceTextures[idx] == null)
                    continue;
                if (m_texture.FaceTextures[idx].TextureID.Equals(AppearanceManager.DEFAULT_AVATAR_TEXTURE) ||
                        m_texture.FaceTextures[idx].TextureID.IsZero())
                    continue;
                needExtra = true;
            }

            if (needExtra)
            {
                byte[] te = m_texture.GetBakesBytes();
                data["te8"] = OSD.FromBinary(te);
            }

            // Visual Parameters
            OSDBinary visualparams = new OSDBinary(m_visualparams);
            data["visualparams"] = visualparams;

            lock (m_attachments)
            {
                // Attachments
                OSDArray attachs = new OSDArray(m_attachments.Count);
                foreach (AvatarAttachment attach in GetAttachments())
                {
                    if (NoHuds &&
                            attach.AttachPoint >= (uint)AttachmentPoint.HUDCenter2 &&
                            attach.AttachPoint <= (uint)AttachmentPoint.HUDBottomRight)
                        continue;
                    attachs.Add(attach.Pack());
                }
                data["attachments"] = attachs;
            }

            return data;
        }

        /// <summary>
        /// Unpack and OSDMap and initialize the appearance
        /// from it
        /// </summary>
        public void Unpack(OSDMap data)
        {
            SetDefaultWearables();
            SetDefaultTexture();
            SetDefaultParams();
            m_attachments = new Dictionary<int, List<AvatarAttachment>>();

            if(data == null)
            {
                m_log.Warn("[AVATAR APPEARANCE]: data to unpack is null");
                return;
            }

            OSD tmpOSD;
            if (data.TryGetValue("serial", out tmpOSD))
                m_serial = tmpOSD.AsInteger();
            if(data.TryGetValue("aphz", out tmpOSD))
                AvatarPreferencesHoverZ = (float)tmpOSD.AsReal();
            if (data.TryGetValue("height", out tmpOSD))
                SetSize(new Vector3(0.45f, 0.6f, (float)tmpOSD.AsReal()));

            try
            {
                // Wearables
                OSD tmpOSD8;
                OSDArray wears8 = null;
                int wears8Count = 0;

                if (data.TryGetValue("wrbls8", out tmpOSD8) && (tmpOSD8 is OSDArray))
                {
                    wears8 = (OSDArray)tmpOSD8;
                    wears8Count = wears8.Count;
                }

                if (data.TryGetValue("wearables", out tmpOSD) && (tmpOSD is OSDArray))
                {
                    OSDArray wears = (OSDArray)tmpOSD;
                    if(wears.Count + wears8Count > 0)
                    {
                        m_wearables = new AvatarWearable[wears.Count + wears8Count];

                        for (int i = 0; i < wears.Count; ++i)
                            m_wearables[i] = new AvatarWearable((OSDArray)wears[i]);
                        if (wears8Count > 0)
                        {
                            for (int i = 0; i < wears8Count; ++i)
                                m_wearables[i + wears.Count] = new AvatarWearable((OSDArray)wears8[i]);
                        }
                    }
                }

                if (data.TryGetValue("te8", out tmpOSD))
                {
                    byte[] teb = tmpOSD.AsBinary();
                    Primitive.TextureEntry te = new Primitive.TextureEntry(teb, 0, teb.Length);
                    m_texture = te;
                }
                else if (data.TryGetValue("textures", out tmpOSD) && (tmpOSD is OSDArray))
                {
                    OSDArray textures = (OSDArray)tmpOSD;
                    for (int i = 0; i < textures.Count && i < TEXTURE_COUNT_PV7; ++i)
                    {
                        tmpOSD = textures[i];
                        if (tmpOSD != null)
                            m_texture.CreateFace((uint)i).TextureID = tmpOSD.AsUUID();
                    }
                }

                if (data.TryGetValue("bakedcache", out tmpOSD) && (tmpOSD is OSDArray))
                {
                    OSDArray bakedOSDArray = (OSDArray)tmpOSD;
                    m_cacheitems = WearableCacheItem.GetDefaultCacheItem();

                    bakedOSDArray = (OSDArray)tmpOSD;
                    foreach (OSDMap item in bakedOSDArray)
                    {
                        int idx = item["textureindex"].AsInteger();
                        if (idx < 0 || idx >= m_cacheitems.Length)
                            continue;
                        m_cacheitems[idx].CacheId = item["cacheid"].AsUUID();
                        m_cacheitems[idx].TextureID = item["textureid"].AsUUID();
                        m_cacheitems[idx].TextureAsset = null;
                    }

                    if (data.TryGetValue("bc8", out tmpOSD) && (tmpOSD is OSDArray))
                    {
                        bakedOSDArray = (OSDArray)tmpOSD;
                        foreach (OSDMap item in bakedOSDArray)
                        {
                            int idx = item["textureindex"].AsInteger();
                            if (idx < 0 || idx >= m_cacheitems.Length)
                                continue;
                            m_cacheitems[idx].CacheId = item["cacheid"].AsUUID();
                            m_cacheitems[idx].TextureID = item["textureid"].AsUUID();
                            m_cacheitems[idx].TextureAsset = null;
                        }
                    }
                }

                // Visual Parameters
                if (data.TryGetValue("visualparams", out tmpOSD))
                {
                    if (tmpOSD is OSDBinary || tmpOSD is OSDArray)
                        m_visualparams = tmpOSD.AsBinary();
                }
                else
                {
                    m_log.Warn("[AVATAR APPEARANCE]: failed to unpack visual parameters");
                }

                // Attachments
                if (data.TryGetValue("attachments", out tmpOSD) && tmpOSD is OSDArray)
                {
                    OSDArray attachs = (OSDArray)tmpOSD;
                    for (int i = 0; i < attachs.Count; i++)
                    {
                        AvatarAttachment att = new AvatarAttachment((OSDMap)attachs[i]);
                        AppendAttachment(att);

                        //m_log.DebugFormat(
                        //    "[AVATAR APPEARANCE]: Unpacked attachment itemID {0}, assetID {1}, point {2}",
                        //    att.ItemID, att.AssetID, att.AttachPoint);
                    }
                }
            }
            catch (Exception e)
            {
                m_log.ErrorFormat("[AVATAR APPEARANCE]: unpack failed badly: {0}{1}", e.Message, e.StackTrace);
            }
        }

        #endregion

        public bool CanTeleport(float version)
        {
            if (version >= 0.8)
                return true;
            if (m_wearables.Length <= MAXWEARABLE_PV7)
                return true;
            for(int i = MAXWEARABLE_PV7; i < m_wearables.Length; ++i)
            {
                if(m_wearables[i].Count > 0)
                    return false;
            }

            // also check baked
            for (int i = BAKES_COUNT_PV7; i < BAKE_INDICES.Length; i++)
            {
                int idx = BAKE_INDICES[i];
                if (m_texture.FaceTextures[idx] == null)
                    continue;
                if (m_texture.FaceTextures[idx].TextureID.IsZero() ||
                        m_texture.FaceTextures[idx].TextureID.Equals(AppearanceManager.DEFAULT_AVATAR_TEXTURE))
                    continue;
                return false;
            }
            return true;
        }

        #region VPElement

        /// <summary>
        /// Viewer Params Array Element for AgentSetAppearance
        /// Generated from LibOMV's Visual Params list
        /// </summary>
        public enum VPElement : int
        {
            /// <summary>
            /// Brow Size - Small 0--+255 Large
            /// </summary>
            SHAPE_BIG_BROW = 0,
            /// <summary>
            /// Nose Size - Small 0--+255 Large
            /// </summary>
            SHAPE_NOSE_BIG_OUT = 1,
            /// <summary>
            /// Nostril Width - Narrow 0--+255 Broad
            /// </summary>
            SHAPE_BROAD_NOSTRILS = 2,
            /// <summary>
            /// Chin Cleft - Round 0--+255 Cleft
            /// </summary>
            SHAPE_CLEFT_CHIN = 3,
            /// <summary>
            /// Nose Tip Shape - Pointy 0--+255 Bulbous
            /// </summary>
            SHAPE_BULBOUS_NOSE_TIP = 4,
            /// <summary>
            /// Chin Angle - Chin Out 0--+255 Chin In
            /// </summary>
            SHAPE_WEAK_CHIN = 5,
            /// <summary>
            /// Chin-Neck - Tight Chin 0--+255 Double Chin
            /// </summary>
            SHAPE_DOUBLE_CHIN = 6,
            /// <summary>
            /// Lower Cheeks - Well-Fed 0--+255 Sunken
            /// </summary>
            SHAPE_SUNKEN_CHEEKS = 7,
            /// <summary>
            /// Upper Bridge - Low 0--+255 High
            /// </summary>
            SHAPE_NOBLE_NOSE_BRIDGE = 8,
            /// <summary>
            ///  - Less 0--+255 More
            /// </summary>
            SHAPE_JOWLS = 9,
            /// <summary>
            /// Upper Chin Cleft - Round 0--+255 Cleft
            /// </summary>
            SHAPE_CLEFT_CHIN_UPPER = 10,
            /// <summary>
            /// Cheek Bones - Low 0--+255 High
            /// </summary>
            SHAPE_HIGH_CHEEK_BONES = 11,
            /// <summary>
            /// Ear Angle - In 0--+255 Out
            /// </summary>
            SHAPE_EARS_OUT = 12,
            /// <summary>
            /// Eyebrow Points - Smooth 0--+255 Pointy
            /// </summary>
            HAIR_POINTY_EYEBROWS = 13,
            /// <summary>
            /// Jaw Shape - Pointy 0--+255 Square
            /// </summary>
            SHAPE_SQUARE_JAW = 14,
            /// <summary>
            /// Upper Cheeks - Thin 0--+255 Puffy
            /// </summary>
            SHAPE_PUFFY_UPPER_CHEEKS = 15,
            /// <summary>
            /// Nose Tip Angle - Downturned 0--+255 Upturned
            /// </summary>
            SHAPE_UPTURNED_NOSE_TIP = 16,
            /// <summary>
            /// Nose Thickness - Thin Nose 0--+255 Bulbous Nose
            /// </summary>
            SHAPE_BULBOUS_NOSE = 17,
            /// <summary>
            /// Upper Eyelid Fold - Uncreased 0--+255 Creased
            /// </summary>
            SHAPE_UPPER_EYELID_FOLD = 18,
            /// <summary>
            /// Attached Earlobes - Unattached 0--+255 Attached
            /// </summary>
            SHAPE_ATTACHED_EARLOBES = 19,
            /// <summary>
            /// Eye Bags - Smooth 0--+255 Baggy
            /// </summary>
            SHAPE_BAGGY_EYES = 20,
            /// <summary>
            /// Eye Opening - Narrow 0--+255 Wide
            /// </summary>
            SHAPE_WIDE_EYES = 21,
            /// <summary>
            /// Lip Cleft - Narrow 0--+255 Wide
            /// </summary>
            SHAPE_WIDE_LIP_CLEFT = 22,
            /// <summary>
            /// Bridge Width - Narrow 0--+255 Wide
            /// </summary>
            SHAPE_WIDE_NOSE_BRIDGE = 23,
            /// <summary>
            /// Eyebrow Arc - Flat 0--+255 Arced
            /// </summary>
            HAIR_ARCED_EYEBROWS = 24,
            /// <summary>
            /// Height - Short 0--+255 Tall
            /// </summary>
            SHAPE_HEIGHT = 25,
            /// <summary>
            /// Body Thickness - Body Thin 0--+255 Body Thick
            /// </summary>
            SHAPE_THICKNESS = 26,
            /// <summary>
            /// Ear Size - Small 0--+255 Large
            /// </summary>
            SHAPE_BIG_EARS = 27,
            /// <summary>
            /// Shoulders - Narrow 0--+255 Broad
            /// </summary>
            SHAPE_SHOULDERS = 28,
            /// <summary>
            /// Hip Width - Narrow 0--+255 Wide
            /// </summary>
            SHAPE_HIP_WIDTH = 29,
            /// <summary>
            ///  - Short Torso 0--+255 Long Torso
            /// </summary>
            SHAPE_TORSO_LENGTH = 30,
            SHAPE_MALE = 31,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            GLOVES_GLOVE_LENGTH = 32,
            /// <summary>
            ///  - Darker 0--+255 Lighter
            /// </summary>
            EYES_EYE_LIGHTNESS = 33,
            /// <summary>
            ///  - Natural 0--+255 Unnatural
            /// </summary>
            EYES_EYE_COLOR = 34,
            /// <summary>
            ///  - Small 0--+255 Large
            /// </summary>
            SHAPE_BREAST_SIZE = 35,
            /// <summary>
            ///  - None 0--+255 Wild
            /// </summary>
            SKIN_RAINBOW_COLOR = 36,
            /// <summary>
            /// Ruddiness - Pale 0--+255 Ruddy
            /// </summary>
            SKIN_RED_SKIN = 37,
            /// <summary>
            ///  - Light 0--+255 Dark
            /// </summary>
            SKIN_PIGMENT = 38,
            HAIR_RAINBOW_COLOR_39 = 39,
            /// <summary>
            ///  - No Red 0--+255 Very Red
            /// </summary>
            HAIR_RED_HAIR = 40,
            /// <summary>
            ///  - Black 0--+255 Blonde
            /// </summary>
            HAIR_BLONDE_HAIR = 41,
            /// <summary>
            ///  - No White 0--+255 All White
            /// </summary>
            HAIR_WHITE_HAIR = 42,
            /// <summary>
            ///  - Less Rosy 0--+255 More Rosy
            /// </summary>
            SKIN_ROSY_COMPLEXION = 43,
            /// <summary>
            ///  - Darker 0--+255 Pinker
            /// </summary>
            SKIN_LIP_PINKNESS = 44,
            /// <summary>
            ///  - Thin Eyebrows 0--+255 Bushy Eyebrows
            /// </summary>
            HAIR_EYEBROW_SIZE = 45,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            HAIR_FRONT_FRINGE = 46,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            HAIR_SIDE_FRINGE = 47,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            HAIR_BACK_FRINGE = 48,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            HAIR_HAIR_FRONT = 49,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            HAIR_HAIR_SIDES = 50,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            HAIR_HAIR_BACK = 51,
            /// <summary>
            ///  - Sweep Forward 0--+255 Sweep Back
            /// </summary>
            HAIR_HAIR_SWEEP = 52,
            /// <summary>
            ///  - Left 0--+255 Right
            /// </summary>
            HAIR_HAIR_TILT = 53,
            /// <summary>
            /// Middle Part - No Part 0--+255 Part
            /// </summary>
            HAIR_HAIR_PART_MIDDLE = 54,
            /// <summary>
            /// Right Part - No Part 0--+255 Part
            /// </summary>
            HAIR_HAIR_PART_RIGHT = 55,
            /// <summary>
            /// Left Part - No Part 0--+255 Part
            /// </summary>
            HAIR_HAIR_PART_LEFT = 56,
            /// <summary>
            /// Full Hair Sides - Mowhawk 0--+255 Full Sides
            /// </summary>
            HAIR_HAIR_SIDES_FULL = 57,
            /// <summary>
            ///  - Less 0--+255 More
            /// </summary>
            SKIN_BODY_DEFINITION = 58,
            /// <summary>
            /// Lip Width - Narrow Lips 0--+255 Wide Lips
            /// </summary>
            SHAPE_LIP_WIDTH = 59,
            /// <summary>
            ///  - Small 0--+255 Big
            /// </summary>
            SHAPE_BELLY_SIZE = 60,
            /// <summary>
            ///  - Less 0--+255 More
            /// </summary>
            SKIN_FACIAL_DEFINITION = 61,
            /// <summary>
            ///  - Less 0--+255 More
            /// </summary>
            SKIN_WRINKLES = 62,
            /// <summary>
            ///  - Less 0--+255 More
            /// </summary>
            SKIN_FRECKLES = 63,
            /// <summary>
            ///  - Short Sideburns 0--+255 Mutton Chops
            /// </summary>
            HAIR_SIDEBURNS = 64,
            /// <summary>
            ///  - Chaplin 0--+255 Handlebars
            /// </summary>
            HAIR_MOUSTACHE = 65,
            /// <summary>
            ///  - Less soul 0--+255 More soul
            /// </summary>
            HAIR_SOULPATCH = 66,
            /// <summary>
            ///  - Less Curtains 0--+255 More Curtains
            /// </summary>
            HAIR_CHIN_CURTAINS = 67,
            /// <summary>
            /// Rumpled Hair - Smooth Hair 0--+255 Rumpled Hair
            /// </summary>
            HAIR_HAIR_RUMPLED = 68,
            /// <summary>
            /// Big Hair Front - Less 0--+255 More
            /// </summary>
            HAIR_HAIR_BIG_FRONT = 69,
            /// <summary>
            /// Big Hair Top - Less 0--+255 More
            /// </summary>
            HAIR_HAIR_BIG_TOP = 70,
            /// <summary>
            /// Big Hair Back - Less 0--+255 More
            /// </summary>
            HAIR_HAIR_BIG_BACK = 71,
            /// <summary>
            /// Spiked Hair - No Spikes 0--+255 Big Spikes
            /// </summary>
            HAIR_HAIR_SPIKED = 72,
            /// <summary>
            /// Chin Depth - Shallow 0--+255 Deep
            /// </summary>
            SHAPE_DEEP_CHIN = 73,
            /// <summary>
            /// Part Bangs - No Part 0--+255 Part Bangs
            /// </summary>
            HAIR_BANGS_PART_MIDDLE = 74,
            /// <summary>
            /// Head Shape - More Square 0--+255 More Round
            /// </summary>
            SHAPE_HEAD_SHAPE = 75,
            /// <summary>
            /// Eye Spacing - Close Set Eyes 0--+255 Far Set Eyes
            /// </summary>
            SHAPE_EYE_SPACING = 76,
            /// <summary>
            ///  - Low Heels 0--+255 High Heels
            /// </summary>
            SHOES_HEEL_HEIGHT = 77,
            /// <summary>
            ///  - Low Platforms 0--+255 High Platforms
            /// </summary>
            SHOES_PLATFORM_HEIGHT = 78,
            /// <summary>
            ///  - Thin Lips 0--+255 Fat Lips
            /// </summary>
            SHAPE_LIP_THICKNESS = 79,
            /// <summary>
            /// Mouth Position - High 0--+255 Low
            /// </summary>
            SHAPE_MOUTH_HEIGHT = 80,
            /// <summary>
            /// Breast Buoyancy - Less Gravity 0--+255 More Gravity
            /// </summary>
            SHAPE_BREAST_GRAVITY = 81,
            /// <summary>
            /// Platform Width - Narrow 0--+255 Wide
            /// </summary>
            SHOES_SHOE_PLATFORM_WIDTH = 82,
            /// <summary>
            ///  - Pointy Heels 0--+255 Thick Heels
            /// </summary>
            SHOES_HEEL_SHAPE = 83,
            /// <summary>
            ///  - Pointy 0--+255 Square
            /// </summary>
            SHOES_TOE_SHAPE = 84,
            /// <summary>
            /// Foot Size - Small 0--+255 Big
            /// </summary>
            SHAPE_FOOT_SIZE = 85,
            /// <summary>
            /// Nose Width - Narrow 0--+255 Wide
            /// </summary>
            SHAPE_WIDE_NOSE = 86,
            /// <summary>
            /// Eyelash Length - Short 0--+255 Long
            /// </summary>
            SHAPE_EYELASHES_LONG = 87,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            UNDERSHIRT_SLEEVE_LENGTH = 88,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            UNDERSHIRT_BOTTOM = 89,
            /// <summary>
            ///  - Low 0--+255 High
            /// </summary>
            UNDERSHIRT_COLLAR_FRONT = 90,
            JACKET_SLEEVE_LENGTH_91 = 91,
            JACKET_COLLAR_FRONT_92 = 92,
            /// <summary>
            /// Jacket Length - Short 0--+255 Long
            /// </summary>
            JACKET_BOTTOM_LENGTH_LOWER = 93,
            /// <summary>
            /// Open Front - Open 0--+255 Closed
            /// </summary>
            JACKET_OPEN_JACKET = 94,
            /// <summary>
            ///  - Short 0--+255 Tall
            /// </summary>
            SHOES_SHOE_HEIGHT = 95,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            SOCKS_SOCKS_LENGTH = 96,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            UNDERPANTS_PANTS_LENGTH = 97,
            /// <summary>
            ///  - Low 0--+255 High
            /// </summary>
            UNDERPANTS_PANTS_WAIST = 98,
            /// <summary>
            /// Cuff Flare - Tight Cuffs 0--+255 Flared Cuffs
            /// </summary>
            PANTS_LEG_PANTFLAIR = 99,
            /// <summary>
            ///  - More Vertical 0--+255 More Sloped
            /// </summary>
            SHAPE_FOREHEAD_ANGLE = 100,
            /// <summary>
            ///  - Less Body Fat 0--+255 More Body Fat
            /// </summary>
            SHAPE_BODY_FAT = 101,
            /// <summary>
            /// Pants Crotch - High and Tight 0--+255 Low and Loose
            /// </summary>
            PANTS_LOW_CROTCH = 102,
            /// <summary>
            /// Egg Head - Chin Heavy 0--+255 Forehead Heavy
            /// </summary>
            SHAPE_EGG_HEAD = 103,
            /// <summary>
            /// Head Stretch - Squash Head 0--+255 Stretch Head
            /// </summary>
            SHAPE_SQUASH_STRETCH_HEAD = 104,
            /// <summary>
            /// Torso Muscles - Less Muscular 0--+255 More Muscular
            /// </summary>
            SHAPE_TORSO_MUSCLES = 105,
            /// <summary>
            /// Outer Eye Corner - Corner Down 0--+255 Corner Up
            /// </summary>
            SHAPE_EYELID_CORNER_UP = 106,
            /// <summary>
            ///  - Less Muscular 0--+255 More Muscular
            /// </summary>
            SHAPE_LEG_MUSCLES = 107,
            /// <summary>
            /// Lip Fullness - Less Full 0--+255 More Full
            /// </summary>
            SHAPE_TALL_LIPS = 108,
            /// <summary>
            /// Toe Thickness - Flat Toe 0--+255 Thick Toe
            /// </summary>
            SHOES_SHOE_TOE_THICK = 109,
            /// <summary>
            /// Crooked Nose - Nose Left 0--+255 Nose Right
            /// </summary>
            SHAPE_CROOKED_NOSE = 110,
            /// <summary>
            ///  - Corner Down 0--+255 Corner Up
            /// </summary>
            SHAPE_MOUTH_CORNER = 111,
            /// <summary>
            ///  - Shear Right Up 0--+255 Shear Left Up
            /// </summary>
            SHAPE_FACE_SHEAR = 112,
            /// <summary>
            /// Shift Mouth - Shift Left 0--+255 Shift Right
            /// </summary>
            SHAPE_SHIFT_MOUTH = 113,
            /// <summary>
            /// Eye Pop - Pop Right Eye 0--+255 Pop Left Eye
            /// </summary>
            SHAPE_POP_EYE = 114,
            /// <summary>
            /// Jaw Jut - Overbite 0--+255 Underbite
            /// </summary>
            SHAPE_JAW_JUT = 115,
            /// <summary>
            /// Shear Back - Full Back 0--+255 Sheared Back
            /// </summary>
            HAIR_HAIR_SHEAR_BACK = 116,
            /// <summary>
            ///  - Small Hands 0--+255 Large Hands
            /// </summary>
            SHAPE_HAND_SIZE = 117,
            /// <summary>
            /// Love Handles - Less Love 0--+255 More Love
            /// </summary>
            SHAPE_LOVE_HANDLES = 118,
            SHAPE_TORSO_MUSCLES_119 = 119,
            /// <summary>
            /// Head Size - Small Head 0--+255 Big Head
            /// </summary>
            SHAPE_HEAD_SIZE = 120,
            /// <summary>
            ///  - Skinny Neck 0--+255 Thick Neck
            /// </summary>
            SHAPE_NECK_THICKNESS = 121,
            /// <summary>
            /// Breast Cleavage - Separate 0--+255 Join
            /// </summary>
            SHAPE_BREAST_FEMALE_CLEAVAGE = 122,
            /// <summary>
            /// Pectorals - Big Pectorals 0--+255 Sunken Chest
            /// </summary>
            SHAPE_CHEST_MALE_NO_PECS = 123,
            /// <summary>
            /// Eye Size - Beady Eyes 0--+255 Anime Eyes
            /// </summary>
            SHAPE_EYE_SIZE = 124,
            /// <summary>
            ///  - Short Legs 0--+255 Long Legs
            /// </summary>
            SHAPE_LEG_LENGTH = 125,
            /// <summary>
            ///  - Short Arms 0--+255 Long arms
            /// </summary>
            SHAPE_ARM_LENGTH = 126,
            /// <summary>
            ///  - Pink 0--+255 Black
            /// </summary>
            SKIN_LIPSTICK_COLOR = 127,
            /// <summary>
            ///  - No Lipstick 0--+255 More Lipstick
            /// </summary>
            SKIN_LIPSTICK = 128,
            /// <summary>
            ///  - No Lipgloss 0--+255 Glossy
            /// </summary>
            SKIN_LIPGLOSS = 129,
            /// <summary>
            ///  - No Eyeliner 0--+255 Full Eyeliner
            /// </summary>
            SKIN_EYELINER = 130,
            /// <summary>
            ///  - No Blush 0--+255 More Blush
            /// </summary>
            SKIN_BLUSH = 131,
            /// <summary>
            ///  - Pink 0--+255 Orange
            /// </summary>
            SKIN_BLUSH_COLOR = 132,
            /// <summary>
            ///  - Clear 0--+255 Opaque
            /// </summary>
            SKIN_OUT_SHDW_OPACITY = 133,
            /// <summary>
            ///  - No Eyeshadow 0--+255 More Eyeshadow
            /// </summary>
            SKIN_OUTER_SHADOW = 134,
            /// <summary>
            ///  - Light 0--+255 Dark
            /// </summary>
            SKIN_OUT_SHDW_COLOR = 135,
            /// <summary>
            ///  - No Eyeshadow 0--+255 More Eyeshadow
            /// </summary>
            SKIN_INNER_SHADOW = 136,
            /// <summary>
            ///  - No Polish 0--+255 Painted Nails
            /// </summary>
            SKIN_NAIL_POLISH = 137,
            /// <summary>
            ///  - Clear 0--+255 Opaque
            /// </summary>
            SKIN_BLUSH_OPACITY = 138,
            /// <summary>
            ///  - Light 0--+255 Dark
            /// </summary>
            SKIN_IN_SHDW_COLOR = 139,
            /// <summary>
            ///  - Clear 0--+255 Opaque
            /// </summary>
            SKIN_IN_SHDW_OPACITY = 140,
            /// <summary>
            ///  - Dark Green 0--+255 Black
            /// </summary>
            SKIN_EYELINER_COLOR = 141,
            /// <summary>
            ///  - Pink 0--+255 Black
            /// </summary>
            SKIN_NAIL_POLISH_COLOR = 142,
            /// <summary>
            ///  - Sparse 0--+255 Dense
            /// </summary>
            HAIR_EYEBROW_DENSITY = 143,
            /// <summary>
            ///  - 5 O'Clock Shadow 0--+255 Bushy Hair
            /// </summary>
            HAIR_HAIR_THICKNESS = 144,
            /// <summary>
            /// Saddle Bags - Less Saddle 0--+255 More Saddle
            /// </summary>
            SHAPE_SADDLEBAGS = 145,
            /// <summary>
            /// Taper Back - Wide Back 0--+255 Narrow Back
            /// </summary>
            HAIR_HAIR_TAPER_BACK = 146,
            /// <summary>
            /// Taper Front - Wide Front 0--+255 Narrow Front
            /// </summary>
            HAIR_HAIR_TAPER_FRONT = 147,
            /// <summary>
            ///  - Short Neck 0--+255 Long Neck
            /// </summary>
            SHAPE_NECK_LENGTH = 148,
            /// <summary>
            /// Eyebrow Height - Higher 0--+255 Lower
            /// </summary>
            HAIR_LOWER_EYEBROWS = 149,
            /// <summary>
            /// Lower Bridge - Low 0--+255 High
            /// </summary>
            SHAPE_LOWER_BRIDGE_NOSE = 150,
            /// <summary>
            /// Nostril Division - High 0--+255 Low
            /// </summary>
            SHAPE_LOW_SEPTUM_NOSE = 151,
            /// <summary>
            /// Jaw Angle - Low Jaw 0--+255 High Jaw
            /// </summary>
            SHAPE_JAW_ANGLE = 152,
            /// <summary>
            /// Shear Front - Full Front 0--+255 Sheared Front
            /// </summary>
            HAIR_HAIR_SHEAR_FRONT = 153,
            /// <summary>
            ///  - Less Volume 0--+255 More Volume
            /// </summary>
            HAIR_HAIR_VOLUME = 154,
            /// <summary>
            /// Lip Cleft Depth - Shallow 0--+255 Deep
            /// </summary>
            SHAPE_LIP_CLEFT_DEEP = 155,
            /// <summary>
            /// Puffy Eyelids - Flat 0--+255 Puffy
            /// </summary>
            SHAPE_PUFFY_LOWER_LIDS = 156,
            /// <summary>
            ///  - Sunken Eyes 0--+255 Bugged Eyes
            /// </summary>
            SHAPE_EYE_DEPTH = 157,
            /// <summary>
            ///  - Flat Head 0--+255 Long Head
            /// </summary>
            SHAPE_HEAD_LENGTH = 158,
            /// <summary>
            ///  - Less Freckles 0--+255 More Freckles
            /// </summary>
            SKIN_BODY_FRECKLES = 159,
            /// <summary>
            ///  - Low 0--+255 High
            /// </summary>
            UNDERSHIRT_COLLAR_BACK = 160,
            JACKET_COLLAR_BACK_161 = 161,
            SHIRT_COLLAR_BACK_162 = 162,
            /// <summary>
            ///  - Short Pigtails 0--+255 Long Pigtails
            /// </summary>
            HAIR_PIGTAILS = 163,
            /// <summary>
            ///  - Short Ponytail 0--+255 Long Ponytail
            /// </summary>
            HAIR_PONYTAIL = 164,
            /// <summary>
            /// Butt Size - Flat Butt 0--+255 Big Butt
            /// </summary>
            SHAPE_BUTT_SIZE = 165,
            /// <summary>
            /// Ear Tips - Flat 0--+255 Pointy
            /// </summary>
            SHAPE_POINTY_EARS = 166,
            /// <summary>
            /// Lip Ratio - More Upper Lip 0--+255 More Lower Lip
            /// </summary>
            SHAPE_LIP_RATIO = 167,
            SHIRT_SLEEVE_LENGTH_168 = 168,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            SHIRT_SHIRT_BOTTOM = 169,
            SHIRT_COLLAR_FRONT_170 = 170,
            SHIRT_SHIRT_RED = 171,
            SHIRT_SHIRT_GREEN = 172,
            SHIRT_SHIRT_BLUE = 173,
            PANTS_PANTS_RED = 174,
            PANTS_PANTS_GREEN = 175,
            PANTS_PANTS_BLUE = 176,
            SHOES_SHOES_RED = 177,
            SHOES_SHOES_GREEN = 178,
            /// <summary>
            ///  - Low 0--+255 High
            /// </summary>
            PANTS_WAIST_HEIGHT = 179,
            PANTS_PANTS_LENGTH_180 = 180,
            /// <summary>
            /// Pants Fit - Tight Pants 0--+255 Loose Pants
            /// </summary>
            PANTS_LOOSE_LOWER_CLOTHING = 181,
            SHOES_SHOES_BLUE = 182,
            SOCKS_SOCKS_RED = 183,
            SOCKS_SOCKS_GREEN = 184,
            SOCKS_SOCKS_BLUE = 185,
            UNDERSHIRT_UNDERSHIRT_RED = 186,
            UNDERSHIRT_UNDERSHIRT_GREEN = 187,
            UNDERSHIRT_UNDERSHIRT_BLUE = 188,
            UNDERPANTS_UNDERPANTS_RED = 189,
            UNDERPANTS_UNDERPANTS_GREEN = 190,
            UNDERPANTS_UNDERPANTS_BLUE = 191,
            GLOVES_GLOVES_RED = 192,
            /// <summary>
            /// Shirt Fit - Tight Shirt 0--+255 Loose Shirt
            /// </summary>
            SHIRT_LOOSE_UPPER_CLOTHING = 193,
            GLOVES_GLOVES_GREEN = 194,
            GLOVES_GLOVES_BLUE = 195,
            JACKET_JACKET_RED = 196,
            JACKET_JACKET_GREEN = 197,
            JACKET_JACKET_BLUE = 198,
            /// <summary>
            /// Sleeve Looseness - Tight Sleeves 0--+255 Loose Sleeves
            /// </summary>
            SHIRT_SHIRTSLEEVE_FLAIR = 199,
            /// <summary>
            /// Knee Angle - Knock Kneed 0--+255 Bow Legged
            /// </summary>
            SHAPE_BOWED_LEGS = 200,
            /// <summary>
            ///  - Short hips 0--+255 Long Hips
            /// </summary>
            SHAPE_HIP_LENGTH = 201,
            /// <summary>
            ///  - Fingerless 0--+255 Fingers
            /// </summary>
            GLOVES_GLOVE_FINGERS = 202,
            /// <summary>
            /// bustle skirt - no bustle 0--+255 more bustle
            /// </summary>
            SKIRT_SKIRT_BUSTLE = 203,
            /// <summary>
            ///  - Short 0--+255 Long
            /// </summary>
            SKIRT_SKIRT_LENGTH = 204,
            /// <summary>
            ///  - Open Front 0--+255 Closed Front
            /// </summary>
            SKIRT_SLIT_FRONT = 205,
            /// <summary>
            ///  - Open Back 0--+255 Closed Back
            /// </summary>
            SKIRT_SLIT_BACK = 206,
            /// <summary>
            ///  - Open Left 0--+255 Closed Left
            /// </summary>
            SKIRT_SLIT_LEFT = 207,
            /// <summary>
            ///  - Open Right 0--+255 Closed Right
            /// </summary>
            SKIRT_SLIT_RIGHT = 208,
            /// <summary>
            /// Skirt Fit - Tight Skirt 0--+255 Poofy Skirt
            /// </summary>
            SKIRT_SKIRT_LOOSENESS = 209,
            SHIRT_SHIRT_WRINKLES = 210,
            PANTS_PANTS_WRINKLES = 211,
            /// <summary>
            /// Jacket Wrinkles - No Wrinkles 0--+255 Wrinkles
            /// </summary>
            JACKET_JACKET_WRINKLES = 212,
            /// <summary>
            /// Package - Coin Purse 0--+255 Duffle Bag
            /// </summary>
            SHAPE_MALE_PACKAGE = 213,
            /// <summary>
            /// Inner Eye Corner - Corner Down 0--+255 Corner Up
            /// </summary>
            SHAPE_EYELID_INNER_CORNER_UP = 214,
            SKIRT_SKIRT_RED = 215,
            SKIRT_SKIRT_GREEN = 216,
            SKIRT_SKIRT_BLUE = 217,

            /// <summary>
            /// Avatar Physics section.  These are 0 type visual params which get transmitted.
            /// </summary>

            /// <summary>
            /// Breast Part 1
            /// </summary>
            BREAST_PHYSICS_MASS = 218,
            BREAST_PHYSICS_GRAVITY = 219,
            BREAST_PHYSICS_DRAG = 220,
            BREAST_PHYSICS_UPDOWN_MAX_EFFECT = 221,
            BREAST_PHYSICS_UPDOWN_SPRING = 222,
            BREAST_PHYSICS_UPDOWN_GAIN = 223,
            BREAST_PHYSICS_UPDOWN_DAMPING = 224,
            BREAST_PHYSICS_INOUT_MAX_EFFECT = 225,
            BREAST_PHYSICS_INOUT_SPRING = 226,
            BREAST_PHYSICS_INOUT_GAIN = 227,
            BREAST_PHYSICS_INOUT_DAMPING = 228,
            /// <summary>
            /// Belly
            /// </summary>
            BELLY_PHYISCS_MASS = 229,
            BELLY_PHYSICS_GRAVITY = 230,
            BELLY_PHYSICS_DRAG = 231,
            BELLY_PHYISCS_UPDOWN_MAX_EFFECT = 232,
            BELLY_PHYSICS_UPDOWN_SPRING = 233,
            BELLY_PHYSICS_UPDOWN_GAIN = 234,
            BELLY_PHYSICS_UPDOWN_DAMPING = 235,

            /// <summary>
            /// Butt
            /// </summary>
            BUTT_PHYSICS_MASS = 236,
            BUTT_PHYSICS_GRAVITY = 237,
            BUTT_PHYSICS_DRAG = 238,
            BUTT_PHYSICS_UPDOWN_MAX_EFFECT = 239,
            BUTT_PHYSICS_UPDOWN_SPRING = 240,
            BUTT_PHYSICS_UPDOWN_GAIN = 241,
            BUTT_PHYSICS_UPDOWN_DAMPING = 242,
            BUTT_PHYSICS_LEFTRIGHT_MAX_EFFECT = 243,
            BUTT_PHYSICS_LEFTRIGHT_SPRING = 244,
            BUTT_PHYSICS_LEFTRIGHT_GAIN = 245,
            BUTT_PHYSICS_LEFTRIGHT_DAMPING = 246,
            /// <summary>
            /// Breast Part 2
            /// </summary>
            BREAST_PHYSICS_LEFTRIGHT_MAX_EFFECT = 247,
            BREAST_PHYSICS_LEFTRIGHT_SPRING= 248,
            BREAST_PHYSICS_LEFTRIGHT_GAIN = 249,
            BREAST_PHYSICS_LEFTRIGHT_DAMPING = 250,

            // Ubit: 07/96/2013 new parameters
            _APPEARANCEMESSAGE_VERSION = 251,    //ID 11000

            SHAPE_HOVER = 252,    //ID 11001
        }
        #endregion
    }
}