OniSplit/Akira/AkiraDatReader.cs

using System;
using System.Collections.Generic;
using System.IO;
using Oni.Imaging;
using Oni.Motoko;

namespace Oni.Akira
{
    internal class AkiraDatReader
    {
        #region Private data
        private InstanceDescriptor akev;
        private InstanceDescriptor agdb;
        private InstanceDescriptor pnta;
        private InstanceDescriptor plea;
        private InstanceDescriptor txca;
        private InstanceDescriptor agqg;
        private InstanceDescriptor agqc;
        private InstanceDescriptor agqr;
        private InstanceDescriptor txma;
        private InstanceDescriptor akva;
        private InstanceDescriptor akba;
        private InstanceDescriptor idxa1;
        private InstanceDescriptor idxa2;
        private InstanceDescriptor akbp;
        private InstanceDescriptor akaa;

        private PolygonMesh mesh;
        private Plane[] planes;
        private Polygon[] polygons;
        #endregion

        #region private class DatRoom

        private class DatRoom
        {
            public readonly int BspRootIndex;
            public readonly int SideListStart;
            public readonly int SideListEnd;
            public readonly int ChildIndex;
            public readonly int SiblingIndex;
            public readonly int XTiles;
            public readonly int ZTiles;
            public readonly BoundingBox BoundingBox;
            public readonly float TileSize;
            public readonly int XOrigin;
            public readonly int ZOrigin;
            public readonly RoomFlags Flags;
            public readonly Plane Floor;
            public readonly float Height;
            public readonly byte[] CompressedGridData;

            public DatRoom(InstanceDescriptor descriptor, BinaryReader reader)
            {
                BspRootIndex = reader.ReadInt32();
                reader.Skip(4);
                SideListStart = reader.ReadInt32();
                SideListEnd = reader.ReadInt32();
                ChildIndex = reader.ReadInt32();
                SiblingIndex = reader.ReadInt32();
                reader.Skip(4);
                XTiles = reader.ReadInt32();
                ZTiles = reader.ReadInt32();
                int ofsGridData = reader.ReadInt32();
                int lenGridData = reader.ReadInt32();
                TileSize = reader.ReadSingle();
                BoundingBox = reader.ReadBoundingBox();
                XOrigin = reader.ReadInt16();
                ZOrigin = reader.ReadInt16();
                reader.Skip(16);
                Flags = (RoomFlags)reader.ReadInt32();
                Floor = reader.ReadPlane();
                Height = reader.ReadSingle();

                if (ofsGridData != 0 && lenGridData != 0)
                {
                    using (BinaryReader rawReader = descriptor.GetRawReader(ofsGridData))
                        CompressedGridData = rawReader.ReadBytes(lenGridData);
                }
            }
        }

        #endregion
        #region private class DatRoomBspNode

        private class DatRoomBspNode
        {
            public readonly int PlaneIndex;
            public readonly int FrontChildIndex;
            public readonly int BackChildIndex;

            public DatRoomBspNode(BinaryReader reader)
            {
                PlaneIndex = reader.ReadInt32();
                BackChildIndex = reader.ReadInt32();
                FrontChildIndex = reader.ReadInt32();
            }
        }

        #endregion
        #region private class DatRoomSide

        private class DatRoomSide
        {
            public readonly int SideListStart;
            public readonly int SideListEnd;

            public DatRoomSide(BinaryReader reader)
            {
                reader.Skip(4);
                SideListStart = reader.ReadInt32();
                SideListEnd = reader.ReadInt32();
                reader.Skip(16);
            }
        }

        #endregion
        #region private class DatRoomAdjacency

        private class DatRoomAdjacency
        {
            public readonly int RoomIndex;
            public readonly int QuadIndex;

            public DatRoomAdjacency(BinaryReader reader)
            {
                RoomIndex = reader.ReadInt32();
                QuadIndex = reader.ReadInt32();
                reader.Skip(4);
            }
        }

        #endregion

        public static PolygonMesh Read(InstanceDescriptor akev)
        {
            var reader = new AkiraDatReader
            {
                akev = akev,
                mesh = new PolygonMesh(new MaterialLibrary())
            };

            reader.Read();
            return reader.mesh;
        }

        private void Read()
        {
            using (var reader = akev.OpenRead())
            {
                pnta = reader.ReadInstance();
                plea = reader.ReadInstance();
                txca = reader.ReadInstance();
                agqg = reader.ReadInstance();
                agqr = reader.ReadInstance();
                agqc = reader.ReadInstance();
                agdb = reader.ReadInstance();
                txma = reader.ReadInstance();
                akva = reader.ReadInstance();
                akba = reader.ReadInstance();
                idxa1 = reader.ReadInstance();
                idxa2 = reader.ReadInstance();
                akbp = reader.ReadInstance();
                reader.Skip(8);
                akaa = reader.ReadInstance();
            }

            ReadGeometry();
            ReadDebugInfo();
            ReadMaterials();
            ReadScriptIndices();
            ReadRooms();
        }

        private void ReadGeometry()
        {
            int[] planeIndices;

            using (var reader = pnta.OpenRead(52))
                mesh.Points.AddRange(reader.ReadVector3VarArray());

            using (var reader = txca.OpenRead(20))
                mesh.TexCoords.AddRange(reader.ReadVector2VarArray());

            using (var reader = plea.OpenRead(20))
                planes = reader.ReadPlaneVarArray();

            using (var reader = agqc.OpenRead(20))
            {
                planeIndices = new int[reader.ReadInt32()];

                for (int i = 0; i < planeIndices.Length; i++)
                {
                    planeIndices[i] = reader.ReadInt32();

                    //
                    // Ignore bounding boxes, we don't need them
                    //

                    reader.Skip(24);
                }
            }

            using (var reader = agqg.OpenRead(20))
            {
                polygons = new Polygon[reader.ReadInt32()];

                for (int i = 0; i < polygons.Length; i++)
                {
                    var pointIndices = reader.ReadInt32Array(4);
                    var texCoordIndices = reader.ReadInt32Array(4);
                    var colors = reader.ReadColorArray(4);
                    var flags = (GunkFlags)reader.ReadInt32();
                    int objectId = reader.ReadInt32();

                    if ((flags & GunkFlags.Triangle) != 0)
                    {
                        Array.Resize(ref pointIndices, 3);
                        Array.Resize(ref texCoordIndices, 3);
                        Array.Resize(ref colors, 3);

                        flags &= ~GunkFlags.Triangle;
                    }

                    var polygon = new Polygon(mesh, pointIndices, PlaneFromIndex(planeIndices[i]))
                    {
                        Flags = flags & ~GunkFlags.Transparent,
                        TexCoordIndices = texCoordIndices,
                        Colors = colors
                    };

                    if (objectId == -1)
                    {
                        polygon.ObjectType = -1;
                        polygon.ObjectId = -1;
                    }
                    else
                    {
                        polygon.ObjectType = (objectId >> 24) & 0xff;
                        polygon.ObjectId = objectId & 0xffffff;
                    }

                    polygons[i] = polygon;
                }
            }

            foreach (var polygon in polygons)
            {
                if ((polygon.Flags & (GunkFlags.Ghost | GunkFlags.StairsUp | GunkFlags.StairsDown)) != 0)
                    mesh.Ghosts.Add(polygon);
                else
                    mesh.Polygons.Add(polygon);
            }
        }

        private Plane PlaneFromIndex(int index)
        {
            var plane = planes[index & int.MaxValue];

            if (index < 0)
            {
                plane.Normal = -plane.Normal;
                plane.D = -plane.D;
            }

            return plane;
        }

        private void ReadMaterials()
        {
            //
            // Read material list from TXMA
            //

            Material[] materials;

            using (var reader = txma.OpenRead(20))
            {
                materials = new Material[reader.ReadInt32()];

                for (int i = 0; i < materials.Length; i++)
                {
                    var texture = reader.ReadInstance();

                    if (texture == null)
                        continue;

                    var material = mesh.Materials.GetMaterial(Utils.CleanupTextureName(texture.Name));
                    material.Image = TextureDatReader.Read(texture).Surfaces[0];

                    if (material.Image.HasAlpha)
                        material.Flags |= GunkFlags.Transparent;

                    materials[i] = material;
                }
            }

            //
            // Assign materials to polygons based on AGQR
            //

            using (var reader = agqr.OpenRead(20))
            {
                int count = reader.ReadInt32();

                for (int i = 0; i < count; i++)
                    polygons[i].Material = materials[reader.ReadInt32() & 0xffff];
            }

            //
            // Assign special materials: danger, stairs etc.
            //

            foreach (var polygon in polygons)
            {
                var marker = mesh.Materials.Markers.GetMarker(polygon);

                if (marker != null)
                    polygon.Material = marker;
            }
        }

        private void ReadScriptIndices()
        {
            if (idxa1 == null || idxa2 == null)
                return;

            int[] scriptQuadIndices;
            int[] scriptIds;

            using (var reader = idxa1.OpenRead(20))
                scriptQuadIndices = reader.ReadInt32VarArray();

            using (var reader = idxa2.OpenRead(20))
                scriptIds = reader.ReadInt32VarArray();

            for (int i = 0; i < scriptQuadIndices.Length; i++)
                polygons[scriptQuadIndices[i]].ScriptId = scriptIds[i];
        }

        private void ReadDebugInfo()
        {
            if (agdb == null)
            {
                var debugFileName = "AGDB" + akev.Name + ".oni";
                var debugFilePath = Path.Combine(Path.GetDirectoryName(akev.File.FilePath), debugFileName);

                if (!File.Exists(debugFilePath))
                    return;

                Console.WriteLine(debugFilePath);

                var debugFile = akev.File.FileManager.OpenFile(debugFilePath);

                if (debugFile == null)
                    return;

                agdb = debugFile.Descriptors[0];
            }

            if (agdb == null || agdb.Template.Tag != TemplateTag.AGDB)
                return;

            using (var reader = agdb.OpenRead(20))
            {
                int count = reader.ReadInt32();

                var fileNames = new Dictionary<int, string>();
                var objectNames = new Dictionary<int, string>();

                for (int i = 0; i < count; i++)
                {
                    int objectNameOffset = reader.ReadInt32();
                    string objectName;

                    if (!objectNames.TryGetValue(objectNameOffset, out objectName))
                    {
                        using (var rawReader = agdb.GetRawReader(objectNameOffset))
                            objectName = rawReader.ReadString(256);

                        objectName = objectName.Replace('.', '_');
                        objectNames.Add(objectNameOffset, objectName);
                    }

                    int fileNameOffset = reader.ReadInt32();
                    string fileName;

                    if (!fileNames.TryGetValue(fileNameOffset, out fileName))
                    {
                        using (var rawReader = agdb.GetRawReader(fileNameOffset))
                            fileName = rawReader.ReadString(256);

                        fileName = Path.GetFileNameWithoutExtension(fileName);
                        fileNames.Add(fileNameOffset, fileName);
                    }

                    if (!string.IsNullOrEmpty(objectName))
                        mesh.HasDebugInfo = true;

                    polygons[i].ObjectName = objectName;
                    polygons[i].FileName = fileName;
                }
            }
        }

        private void ReadRooms()
        {
            DatRoomBspNode[] bspTrees;
            DatRoomSide[] roomSides;
            DatRoomAdjacency[] roomAdjacencies;
            DatRoom[] roomsData;

            using (var reader = akbp.OpenRead(22))
            {
                bspTrees = new DatRoomBspNode[reader.ReadUInt16()];

                for (int i = 0; i < bspTrees.Length; i++)
                    bspTrees[i] = new DatRoomBspNode(reader);
            }

            using (var reader = akba.OpenRead(20))
            {
                roomSides = new DatRoomSide[reader.ReadInt32()];

                for (int i = 0; i < roomSides.Length; i++)
                    roomSides[i] = new DatRoomSide(reader);
            }

            using (var reader = akaa.OpenRead(20))
            {
                roomAdjacencies = new DatRoomAdjacency[reader.ReadInt32()];

                for (int i = 0; i < roomAdjacencies.Length; i++)
                    roomAdjacencies[i] = new DatRoomAdjacency(reader);
            }

            using (var reader = akva.OpenRead(20))
            {
                roomsData = new DatRoom[reader.ReadInt32()];

                for (int i = 0; i < roomsData.Length; i++)
                    roomsData[i] = new DatRoom(akva, reader);
            }

            var rooms = new Room[roomsData.Length];

            for (int i = 0; i < roomsData.Length; i++)
            {
                var data = roomsData[i];

                var room = new Room
                {
                    BspTree = BspNodeDataToBspNode(bspTrees, data.BspRootIndex),
                    BoundingBox = data.BoundingBox
                };

                if ((data.Flags & RoomFlags.Stairs) != 0)
                {
                    room.FloorPlane = data.Floor;
                    room.Height = data.Height;
                }
                else
                {
                    room.FloorPlane = new Plane(Vector3.Up, -data.BoundingBox.Min.Y);
                    room.Height = data.BoundingBox.Max.Y - data.BoundingBox.Min.Y;
                }

                room.Grid = RoomGrid.FromCompressedData(data.XTiles, data.ZTiles, data.CompressedGridData);
                rooms[i] = room;
            }

            for (int i = 0; i < roomsData.Length; i++)
            {
                var data = roomsData[i];
                var room = rooms[i];

                //if (data.SiblingIndex != -1)
                //    room.Sibling = rooms[data.SiblingIndex];

                //if (data.ChildIndex != -1)
                //    room.Child = rooms[data.ChildIndex];

                for (int j = data.SideListStart; j < data.SideListEnd; j++)
                {
                    var sideData = roomSides[j];

                    for (int k = sideData.SideListStart; k < sideData.SideListEnd; k++)
                    {
                        var adjData = roomAdjacencies[k];
                        var adjacentRoom = rooms[adjData.RoomIndex];
                        var ghost = polygons[adjData.QuadIndex];

                        room.Ajacencies.Add(new RoomAdjacency(adjacentRoom, ghost));
                    }
                }
            }

            mesh.Rooms.AddRange(rooms);
        }

        private RoomBspNode BspNodeDataToBspNode(DatRoomBspNode[] data, int index)
        {
            var nodeData = data[index];
            RoomBspNode front = null, back = null;

            if (nodeData.BackChildIndex != -1)
                back = BspNodeDataToBspNode(data, nodeData.BackChildIndex);

            if (nodeData.FrontChildIndex != -1)
                front = BspNodeDataToBspNode(data, nodeData.FrontChildIndex);

            return new RoomBspNode(PlaneFromIndex(nodeData.PlaneIndex), back, front);
        }
    }
}
Revision:	1114
Committed:	Wed Jan 22 14:08:57 2020 UTC (5 years, 9 months ago) by iritscen
File size:	17429 byte(s)
Log Message:	Adding OniSplit source code (v0.9.99.0). Many thanks to Neo for all his work over the years.
#	Content
1	using System;
2	using System.Collections.Generic;
3	using System.IO;
4	using Oni.Imaging;
5	using Oni.Motoko;
6
7	namespace Oni.Akira
8	{
9	internal class AkiraDatReader
10	{
11	#region Private data
12	private InstanceDescriptor akev;
13	private InstanceDescriptor agdb;
14	private InstanceDescriptor pnta;
15	private InstanceDescriptor plea;
16	private InstanceDescriptor txca;
17	private InstanceDescriptor agqg;
18	private InstanceDescriptor agqc;
19	private InstanceDescriptor agqr;
20	private InstanceDescriptor txma;
21	private InstanceDescriptor akva;
22	private InstanceDescriptor akba;
23	private InstanceDescriptor idxa1;
24	private InstanceDescriptor idxa2;
25	private InstanceDescriptor akbp;
26	private InstanceDescriptor akaa;
27
28	private PolygonMesh mesh;
29	private Plane[] planes;
30	private Polygon[] polygons;
31	#endregion
32
33	#region private class DatRoom
34
35	private class DatRoom
36	{
37	public readonly int BspRootIndex;
38	public readonly int SideListStart;
39	public readonly int SideListEnd;
40	public readonly int ChildIndex;
41	public readonly int SiblingIndex;
42	public readonly int XTiles;
43	public readonly int ZTiles;
44	public readonly BoundingBox BoundingBox;
45	public readonly float TileSize;
46	public readonly int XOrigin;
47	public readonly int ZOrigin;
48	public readonly RoomFlags Flags;
49	public readonly Plane Floor;
50	public readonly float Height;
51	public readonly byte[] CompressedGridData;
52
53	public DatRoom(InstanceDescriptor descriptor, BinaryReader reader)
54	{
55	BspRootIndex = reader.ReadInt32();
56	reader.Skip(4);
57	SideListStart = reader.ReadInt32();
58	SideListEnd = reader.ReadInt32();
59	ChildIndex = reader.ReadInt32();
60	SiblingIndex = reader.ReadInt32();
61	reader.Skip(4);
62	XTiles = reader.ReadInt32();
63	ZTiles = reader.ReadInt32();
64	int ofsGridData = reader.ReadInt32();
65	int lenGridData = reader.ReadInt32();
66	TileSize = reader.ReadSingle();
67	BoundingBox = reader.ReadBoundingBox();
68	XOrigin = reader.ReadInt16();
69	ZOrigin = reader.ReadInt16();
70	reader.Skip(16);
71	Flags = (RoomFlags)reader.ReadInt32();
72	Floor = reader.ReadPlane();
73	Height = reader.ReadSingle();
74
75	if (ofsGridData != 0 && lenGridData != 0)
76	{
77	using (BinaryReader rawReader = descriptor.GetRawReader(ofsGridData))
78	CompressedGridData = rawReader.ReadBytes(lenGridData);
79	}
80	}
81	}
82
83	#endregion
84	#region private class DatRoomBspNode
85
86	private class DatRoomBspNode
87	{
88	public readonly int PlaneIndex;
89	public readonly int FrontChildIndex;
90	public readonly int BackChildIndex;
91
92	public DatRoomBspNode(BinaryReader reader)
93	{
94	PlaneIndex = reader.ReadInt32();
95	BackChildIndex = reader.ReadInt32();
96	FrontChildIndex = reader.ReadInt32();
97	}
98	}
99
100	#endregion
101	#region private class DatRoomSide
102
103	private class DatRoomSide
104	{
105	public readonly int SideListStart;
106	public readonly int SideListEnd;
107
108	public DatRoomSide(BinaryReader reader)
109	{
110	reader.Skip(4);
111	SideListStart = reader.ReadInt32();
112	SideListEnd = reader.ReadInt32();
113	reader.Skip(16);
114	}
115	}
116
117	#endregion
118	#region private class DatRoomAdjacency
119
120	private class DatRoomAdjacency
121	{
122	public readonly int RoomIndex;
123	public readonly int QuadIndex;
124
125	public DatRoomAdjacency(BinaryReader reader)
126	{
127	RoomIndex = reader.ReadInt32();
128	QuadIndex = reader.ReadInt32();
129	reader.Skip(4);
130	}
131	}
132
133	#endregion
134
135	public static PolygonMesh Read(InstanceDescriptor akev)
136	{
137	var reader = new AkiraDatReader
138	{
139	akev = akev,
140	mesh = new PolygonMesh(new MaterialLibrary())
141	};
142
143	reader.Read();
144	return reader.mesh;
145	}
146
147	private void Read()
148	{
149	using (var reader = akev.OpenRead())
150	{
151	pnta = reader.ReadInstance();
152	plea = reader.ReadInstance();
153	txca = reader.ReadInstance();
154	agqg = reader.ReadInstance();
155	agqr = reader.ReadInstance();
156	agqc = reader.ReadInstance();
157	agdb = reader.ReadInstance();
158	txma = reader.ReadInstance();
159	akva = reader.ReadInstance();
160	akba = reader.ReadInstance();
161	idxa1 = reader.ReadInstance();
162	idxa2 = reader.ReadInstance();
163	akbp = reader.ReadInstance();
164	reader.Skip(8);
165	akaa = reader.ReadInstance();
166	}
167
168	ReadGeometry();
169	ReadDebugInfo();
170	ReadMaterials();
171	ReadScriptIndices();
172	ReadRooms();
173	}
174
175	private void ReadGeometry()
176	{
177	int[] planeIndices;
178
179	using (var reader = pnta.OpenRead(52))
180	mesh.Points.AddRange(reader.ReadVector3VarArray());
181
182	using (var reader = txca.OpenRead(20))
183	mesh.TexCoords.AddRange(reader.ReadVector2VarArray());
184
185	using (var reader = plea.OpenRead(20))
186	planes = reader.ReadPlaneVarArray();
187
188	using (var reader = agqc.OpenRead(20))
189	{
190	planeIndices = new int[reader.ReadInt32()];
191
192	for (int i = 0; i < planeIndices.Length; i++)
193	{
194	planeIndices[i] = reader.ReadInt32();
195
196	//
197	// Ignore bounding boxes, we don't need them
198	//
199
200	reader.Skip(24);
201	}
202	}
203
204	using (var reader = agqg.OpenRead(20))
205	{
206	polygons = new Polygon[reader.ReadInt32()];
207
208	for (int i = 0; i < polygons.Length; i++)
209	{
210	var pointIndices = reader.ReadInt32Array(4);
211	var texCoordIndices = reader.ReadInt32Array(4);
212	var colors = reader.ReadColorArray(4);
213	var flags = (GunkFlags)reader.ReadInt32();
214	int objectId = reader.ReadInt32();
215
216	if ((flags & GunkFlags.Triangle) != 0)
217	{
218	Array.Resize(ref pointIndices, 3);
219	Array.Resize(ref texCoordIndices, 3);
220	Array.Resize(ref colors, 3);
221
222	flags &= ~GunkFlags.Triangle;
223	}
224
225	var polygon = new Polygon(mesh, pointIndices, PlaneFromIndex(planeIndices[i]))
226	{
227	Flags = flags & ~GunkFlags.Transparent,
228	TexCoordIndices = texCoordIndices,
229	Colors = colors
230	};
231
232	if (objectId == -1)
233	{
234	polygon.ObjectType = -1;
235	polygon.ObjectId = -1;
236	}
237	else
238	{
239	polygon.ObjectType = (objectId >> 24) & 0xff;
240	polygon.ObjectId = objectId & 0xffffff;
241	}
242
243	polygons[i] = polygon;
244	}
245	}
246
247	foreach (var polygon in polygons)
248	{
249	if ((polygon.Flags & (GunkFlags.Ghost \| GunkFlags.StairsUp \| GunkFlags.StairsDown)) != 0)
250	mesh.Ghosts.Add(polygon);
251	else
252	mesh.Polygons.Add(polygon);
253	}
254	}
255
256	private Plane PlaneFromIndex(int index)
257	{
258	var plane = planes[index & int.MaxValue];
259
260	if (index < 0)
261	{
262	plane.Normal = -plane.Normal;
263	plane.D = -plane.D;
264	}
265
266	return plane;
267	}
268
269	private void ReadMaterials()
270	{
271	//
272	// Read material list from TXMA
273	//
274
275	Material[] materials;
276
277	using (var reader = txma.OpenRead(20))
278	{
279	materials = new Material[reader.ReadInt32()];
280
281	for (int i = 0; i < materials.Length; i++)
282	{
283	var texture = reader.ReadInstance();
284
285	if (texture == null)
286	continue;
287
288	var material = mesh.Materials.GetMaterial(Utils.CleanupTextureName(texture.Name));
289	material.Image = TextureDatReader.Read(texture).Surfaces[0];
290
291	if (material.Image.HasAlpha)
292	material.Flags \|= GunkFlags.Transparent;
293
294	materials[i] = material;
295	}
296	}
297
298	//
299	// Assign materials to polygons based on AGQR
300	//
301
302	using (var reader = agqr.OpenRead(20))
303	{
304	int count = reader.ReadInt32();
305
306	for (int i = 0; i < count; i++)
307	polygons[i].Material = materials[reader.ReadInt32() & 0xffff];
308	}
309
310	//
311	// Assign special materials: danger, stairs etc.
312	//
313
314	foreach (var polygon in polygons)
315	{
316	var marker = mesh.Materials.Markers.GetMarker(polygon);
317
318	if (marker != null)
319	polygon.Material = marker;
320	}
321	}
322
323	private void ReadScriptIndices()
324	{
325	if (idxa1 == null \|\| idxa2 == null)
326	return;
327
328	int[] scriptQuadIndices;
329	int[] scriptIds;
330
331	using (var reader = idxa1.OpenRead(20))
332	scriptQuadIndices = reader.ReadInt32VarArray();
333
334	using (var reader = idxa2.OpenRead(20))
335	scriptIds = reader.ReadInt32VarArray();
336
337	for (int i = 0; i < scriptQuadIndices.Length; i++)
338	polygons[scriptQuadIndices[i]].ScriptId = scriptIds[i];
339	}
340
341	private void ReadDebugInfo()
342	{
343	if (agdb == null)
344	{
345	var debugFileName = "AGDB" + akev.Name + ".oni";
346	var debugFilePath = Path.Combine(Path.GetDirectoryName(akev.File.FilePath), debugFileName);
347
348	if (!File.Exists(debugFilePath))
349	return;
350
351	Console.WriteLine(debugFilePath);
352
353	var debugFile = akev.File.FileManager.OpenFile(debugFilePath);
354
355	if (debugFile == null)
356	return;
357
358	agdb = debugFile.Descriptors[0];
359	}
360
361	if (agdb == null \|\| agdb.Template.Tag != TemplateTag.AGDB)
362	return;
363
364	using (var reader = agdb.OpenRead(20))
365	{
366	int count = reader.ReadInt32();
367
368	var fileNames = new Dictionary<int, string>();
369	var objectNames = new Dictionary<int, string>();
370
371	for (int i = 0; i < count; i++)
372	{
373	int objectNameOffset = reader.ReadInt32();
374	string objectName;
375
376	if (!objectNames.TryGetValue(objectNameOffset, out objectName))
377	{
378	using (var rawReader = agdb.GetRawReader(objectNameOffset))
379	objectName = rawReader.ReadString(256);
380
381	objectName = objectName.Replace('.', '_');
382	objectNames.Add(objectNameOffset, objectName);
383	}
384
385	int fileNameOffset = reader.ReadInt32();
386	string fileName;
387
388	if (!fileNames.TryGetValue(fileNameOffset, out fileName))
389	{
390	using (var rawReader = agdb.GetRawReader(fileNameOffset))
391	fileName = rawReader.ReadString(256);
392
393	fileName = Path.GetFileNameWithoutExtension(fileName);
394	fileNames.Add(fileNameOffset, fileName);
395	}
396
397	if (!string.IsNullOrEmpty(objectName))
398	mesh.HasDebugInfo = true;
399
400	polygons[i].ObjectName = objectName;
401	polygons[i].FileName = fileName;
402	}
403	}
404	}
405
406	private void ReadRooms()
407	{
408	DatRoomBspNode[] bspTrees;
409	DatRoomSide[] roomSides;
410	DatRoomAdjacency[] roomAdjacencies;
411	DatRoom[] roomsData;
412
413	using (var reader = akbp.OpenRead(22))
414	{
415	bspTrees = new DatRoomBspNode[reader.ReadUInt16()];
416
417	for (int i = 0; i < bspTrees.Length; i++)
418	bspTrees[i] = new DatRoomBspNode(reader);
419	}
420
421	using (var reader = akba.OpenRead(20))
422	{
423	roomSides = new DatRoomSide[reader.ReadInt32()];
424
425	for (int i = 0; i < roomSides.Length; i++)
426	roomSides[i] = new DatRoomSide(reader);
427	}
428
429	using (var reader = akaa.OpenRead(20))
430	{
431	roomAdjacencies = new DatRoomAdjacency[reader.ReadInt32()];
432
433	for (int i = 0; i < roomAdjacencies.Length; i++)
434	roomAdjacencies[i] = new DatRoomAdjacency(reader);
435	}
436
437	using (var reader = akva.OpenRead(20))
438	{
439	roomsData = new DatRoom[reader.ReadInt32()];
440
441	for (int i = 0; i < roomsData.Length; i++)
442	roomsData[i] = new DatRoom(akva, reader);
443	}
444
445	var rooms = new Room[roomsData.Length];
446
447	for (int i = 0; i < roomsData.Length; i++)
448	{
449	var data = roomsData[i];
450
451	var room = new Room
452	{
453	BspTree = BspNodeDataToBspNode(bspTrees, data.BspRootIndex),
454	BoundingBox = data.BoundingBox
455	};
456
457	if ((data.Flags & RoomFlags.Stairs) != 0)
458	{
459	room.FloorPlane = data.Floor;
460	room.Height = data.Height;
461	}
462	else
463	{
464	room.FloorPlane = new Plane(Vector3.Up, -data.BoundingBox.Min.Y);
465	room.Height = data.BoundingBox.Max.Y - data.BoundingBox.Min.Y;
466	}
467
468	room.Grid = RoomGrid.FromCompressedData(data.XTiles, data.ZTiles, data.CompressedGridData);
469	rooms[i] = room;
470	}
471
472	for (int i = 0; i < roomsData.Length; i++)
473	{
474	var data = roomsData[i];
475	var room = rooms[i];
476
477	//if (data.SiblingIndex != -1)
478	// room.Sibling = rooms[data.SiblingIndex];
479
480	//if (data.ChildIndex != -1)
481	// room.Child = rooms[data.ChildIndex];
482
483	for (int j = data.SideListStart; j < data.SideListEnd; j++)
484	{
485	var sideData = roomSides[j];
486
487	for (int k = sideData.SideListStart; k < sideData.SideListEnd; k++)
488	{
489	var adjData = roomAdjacencies[k];
490	var adjacentRoom = rooms[adjData.RoomIndex];
491	var ghost = polygons[adjData.QuadIndex];
492
493	room.Ajacencies.Add(new RoomAdjacency(adjacentRoom, ghost));
494	}
495	}
496	}
497
498	mesh.Rooms.AddRange(rooms);
499	}
500
501	private RoomBspNode BspNodeDataToBspNode(DatRoomBspNode[] data, int index)
502	{
503	var nodeData = data[index];
504	RoomBspNode front = null, back = null;
505
506	if (nodeData.BackChildIndex != -1)
507	back = BspNodeDataToBspNode(data, nodeData.BackChildIndex);
508
509	if (nodeData.FrontChildIndex != -1)
510	front = BspNodeDataToBspNode(data, nodeData.FrontChildIndex);
511
512	return new RoomBspNode(PlaneFromIndex(nodeData.PlaneIndex), back, front);
513	}
514	}
515	}