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- #region License information
- // ----------------------------------------------------------------------------
- //
- // libeq2 - A library for analyzing the Everquest II File Format
- // Blaz (blaz@blazlabs.com)
- //
- // This program is free software; you can redistribute it and/or
- // modify it under the terms of the GNU General Public License
- // as published by the Free Software Foundation; either version 2
- // of the License, or (at your option) any later version.
- //
- // This program is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with this program; if not, write to the Free Software
- // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
- //
- // ( The full text of the license can be found in the License.txt file )
- //
- // ----------------------------------------------------------------------------
- #endregion
- #region Using directives
- using System;
- using System.Diagnostics;
- #endregion
- namespace Everquest2.Visualization
- {
- public class VeCollisionMesh : VeBase
- {
- public struct Face
- {
- public short unk0;
- public short unk1;
- public byte unk2;
- public byte unk3;
- }
- public struct Leaf
- {
- public uint unk0;
- public short unk1;
- }
- public struct Branch
- {
- public float unk0;
- public short unk1;
- public short unk2;
- public byte unk3;
- }
- public VeCollisionMesh()
- {
- }
-
- /// <summary>
- /// Special constructor used when deserializing the instance of the class.
- /// </summary>
- /// <param name="reader">Reader used to read the instance data.</param>
- protected VeCollisionMesh(Util.Eq2Reader reader, Util.StreamingContext context) : base(reader, context)
- {
- byte classVersion = context.ClassVersions[typeof(VeCollisionMesh)];
- uint chunkId;
- uint chunkSize;
- chunkId = reader.ReadUInt32();
- chunkSize = reader.ReadUInt32();
- Debug.Assert(chunkId == 0x20544948 && chunkSize > 0, "Invalid VeCollisionMesh HIT chunk");
- chunkId = reader.ReadUInt32();
- chunkSize = reader.ReadUInt32();
- Debug.Assert(chunkId == 0x58444956 && chunkSize > 0, "Invalid VeCollisionMesh VIDX chunk");
- uint vertexIndexCount = chunkSize / 2;
- vertexIndices = new ushort[vertexIndexCount];
- for (uint i = 0; i < vertexIndexCount; ++i ) vertexIndices[i] = reader.ReadUInt16();
- chunkId = reader.ReadUInt32();
- chunkSize = reader.ReadUInt32();
- Debug.Assert(chunkId == 0x58444945 && chunkSize > 0, "Invalid VeCollisionMesh EIDX chunk");
- uint edgeIndexCount = chunkSize / 2;
- edgeIndices = new ushort[edgeIndexCount];
- for (uint i = 0; i < edgeIndexCount; ++i) edgeIndices[i] = reader.ReadUInt16();
- chunkId = reader.ReadUInt32();
- if (chunkId == 0x58444946)
- {
- chunkSize = reader.ReadUInt32();
- uint faceIndexCount = chunkSize / 2;
- faceIndices = new ushort[faceIndexCount];
- for (uint i = 0; i < faceIndexCount; ++i) faceIndices[i] = reader.ReadUInt16();
- chunkId = reader.ReadUInt32();
- }
- chunkSize = reader.ReadUInt32();
- Debug.Assert(chunkId == 0x54524556 && chunkSize > 0, "Invalid VeCollisionMesh VERT chunk");
- uint vertexCount = chunkSize / 12;
- vertices = new float[vertexCount,3];
- for (uint i = 0; i < vertexCount; ++i)
- {
- vertices[i, 0] = reader.ReadSingle();
- vertices[i, 1] = reader.ReadSingle();
- vertices[i, 2] = reader.ReadSingle();
- }
- chunkId = reader.ReadUInt32();
- chunkSize = reader.ReadUInt32();
- Debug.Assert(chunkId == 0x45474445 && chunkSize > 0, "Invalid VeCollisionMesh EDGE chunk");
- uint edgeCount = chunkSize / 4;
- edges = new ushort[edgeCount,2];
- for (uint i = 0; i < edgeCount; ++i)
- {
- edges[i, 0] = reader.ReadUInt16();
- edges[i, 1] = reader.ReadUInt16();
- }
- chunkId = reader.ReadUInt32();
- chunkSize = reader.ReadUInt32();
- Debug.Assert(chunkId == 0x45434146 && chunkSize > 0, "Invalid VeCollisionMesh FACE chunk");
- uint faceSize = (uint)(classVersion != 6 ? 6 : 5);
- uint faceCount = chunkSize / faceSize;
- faces = new Face[faceCount];
- for (uint i = 0; i < faceCount; ++i)
- {
- faces[i].unk0 = reader.ReadInt16();
- faces[i].unk1 = reader.ReadInt16();
- if (classVersion < 5 || classVersion > 6) faces[i].unk2 = reader.ReadByte();
- faces[i].unk3 = reader.ReadByte();
- }
- chunkId = reader.ReadUInt32();
- if (chunkId == 0x4641454C)
- {
- chunkSize = reader.ReadUInt32();
- Debug.Assert(chunkSize > 0, "Invalid VeCollisionMesh LEAF chunk");
- uint leafCount = chunkSize / 6;
- leaves = new Leaf[leafCount];
- for (uint i = 0; i < leafCount; ++i)
- {
- leaves[i].unk0 = reader.ReadUInt32();
- leaves[i].unk1 = reader.ReadInt16();
- }
- chunkId = reader.ReadUInt32();
- }
- if (chunkId == 0x4E415242)
- {
- chunkSize = reader.ReadUInt32();
- Debug.Assert(chunkSize > 0, "Invalid VeCollisionMesh BRAN chunk");
- uint branchCount = chunkSize / 9;
- branches = new Branch[branchCount];
- for (uint i = 0; i < branchCount; ++i)
- {
- branches[i].unk0 = reader.ReadSingle();
- branches[i].unk1 = reader.ReadInt16();
- branches[i].unk2 = reader.ReadInt16();
- branches[i].unk3 = reader.ReadByte();
- }
- chunkId = reader.ReadUInt32();
- }
- chunkSize = reader.ReadUInt32();
- Debug.Assert(chunkId == 0x59524442 && chunkSize > 0, "Invalid VeCollisionMesh BDRY chunk");
- uint bdryCount = chunkSize / 4;
- bdry = new float[bdryCount];
- for (uint i = 0; i < bdryCount; ++i) bdry[i] = reader.ReadSingle();
- }
- public ushort[] vertexIndices;
- public ushort[] edgeIndices;
- public ushort[] faceIndices;
- public float[,] vertices;
- public ushort[,] edges;
- public Face[] faces;
- public Leaf[] leaves;
- public Branch[] branches;
- public float[] bdry;
- }
- }
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