/// <summary>
/// The h 1 bsp raw data meta chunk.
/// </summary>
/// <param name="offset">The offset.</param>
/// <param name="chunknumber">The chunknumber.</param>
/// <param name="meta">The meta.</param>
/// <param name="faces">The faces.</param>
/// <remarks></remarks>
public void H1BSPRawDataMetaChunk(int offset, int chunknumber, ref Meta meta, Face[] faces)
{
BinaryReader BR = new BinaryReader(meta.MS);
BR.BaseStream.Position = offset + 12;
this.shadertagnumber = meta.Map.Functions.ForMeta.FindMetaByID(BR.ReadInt32());
this.RawDataChunkInfo = new RawDataOffsetChunk[1];
BR.BaseStream.Position = offset + 20;
int surfacestart = BR.ReadInt32();
this.FaceCount = BR.ReadInt32();
this.SubMeshInfo = new ModelSubMeshInfo[1];
this.SubMeshInfo[0] = new ModelSubMeshInfo();
this.SubMeshInfo[0].IndiceCount = this.FaceCount * 3;
this.SubMeshInfo[0].ShaderNumber = chunknumber;
this.IndiceCount = this.SubMeshInfo[0].IndiceCount;
this.Indices = new short[this.IndiceCount];
for (int x = 0; x < this.FaceCount; x++)
{
this.Indices[(x * 3) + 0] = (short)faces[surfacestart + x].vertex0Index;
this.Indices[(x * 3) + 1] = (short)faces[surfacestart + x].vertex1Index;
this.Indices[(x * 3) + 2] = (short)faces[surfacestart + x].vertex2Index;
}
BR.BaseStream.Position = offset + 180;
this.VerticeCount = BR.ReadInt32();
BR.BaseStream.Position = offset + 248;
int vertstranslation = BR.ReadInt32() - meta.magic - meta.offset;
BR.BaseStream.Position = vertstranslation;
BSPRawDataMetaChunk tempchunk = new BSPRawDataMetaChunk();
for (int x = 0; x < this.VerticeCount; x++)
{
AddCompressedVertice(ref BR, ref tempchunk);
}
this.Vertices = tempchunk.Vertices;
this.Normals = tempchunk.Normals;
this.Binormals = tempchunk.Binormals;
this.Tangents = tempchunk.Tangents;
this.UVs = tempchunk.UVs;
this.LightMapUVs = tempchunk.LightMapUVs;
}
/// <summary>
/// The add compressed vertice.
/// </summary>
/// <param name="BR">The br.</param>
/// <param name="chunk">The chunk.</param>
/// <remarks></remarks>
public static void AddCompressedVertice(ref BinaryReader BR, ref BSPRawDataMetaChunk chunk)
{
// vertexes
Vector3 vertice = new Vector3(BR.ReadSingle(), BR.ReadSingle(), BR.ReadSingle());
chunk.Vertices.Add(vertice);
// normals
int test = BR.ReadInt32();
Vector3 normal2 = ParsedModel.DecompressNormal(test);
chunk.Normals.Add(normal2);
test = BR.ReadInt32();
Vector3 binormal2 = ParsedModel.DecompressNormal(test);
chunk.Binormals.Add(binormal2);
test = BR.ReadInt32();
Vector3 tangent2 = ParsedModel.DecompressNormal(test);
chunk.Tangents.Add(tangent2);
// basemap uvs
// short testx = BR.ReadInt16();
float u = BR.ReadSingle(); // chunk.DecompressVertice(Convert.ToSingle(testx), -1, 1);
// testx = BR.ReadInt16();
float v = BR.ReadSingle(); // chunk.DecompressVertice(Convert.ToSingle(testx), -1, 1);// % 1;
Vector2 uv2 = new Vector2(u, v);
chunk.UVs.Add(uv2);
// lightmap uvs
// testx = BR.ReadInt16();
// float ux = chunk.DecompressVertice(Convert.ToSingle(testx), -1, 1);// %1 ;
// testx = BR.ReadInt16();
// float vx =chunk.DecompressVertice(Convert.ToSingle(testx), -1, 1);// % 1;
// Vector2 uv2x = new Vector2(ux, vx);
// chunk.LightMapUVs.Add(uv2);
}
/// <summary>
/// The add uncompressed vertice.
/// </summary>
/// <param name="BR">The br.</param>
/// <param name="chunk">The chunk.</param>
/// <remarks></remarks>
public static void AddUncompressedVertice(ref BinaryReader BR, ref BSPRawDataMetaChunk chunk)
{
Vector3 vertice = new Vector3(BR.ReadSingle(), BR.ReadSingle(), BR.ReadSingle());
chunk.Vertices.Add(vertice);
Vector3 normal = new Vector3(BR.ReadSingle(), BR.ReadSingle(), BR.ReadSingle());
chunk.Normals.Add(normal);
Vector3 binormal = new Vector3(BR.ReadSingle(), BR.ReadSingle(), BR.ReadSingle());
chunk.Binormals.Add(binormal);
Vector3 tangent = new Vector3(BR.ReadSingle(), BR.ReadSingle(), BR.ReadSingle());
chunk.Tangents.Add(tangent);
Vector2 uv = new Vector2(BR.ReadSingle(), BR.ReadSingle());
chunk.UVs.Add(uv);
}
/// <summary>
/// The load model structure.
/// </summary>
/// <param name="meta">The meta.</param>
/// <remarks></remarks>
public void LoadModelStructure(ref Meta meta)
{
map.OpenMap(MapTypes.Internal);
BinaryReader BR = new BinaryReader(meta.MS);
switch (map.HaloVersion)
{
case HaloVersionEnum.Halo2:
// Loads the maps min & max boundries
float x1, x2, y1, y2, z1, z2;
// 68 = offset to World Boundries
BR.BaseStream.Position = 68;
x1 = BR.ReadSingle();
x2 = BR.ReadSingle();
y1 = BR.ReadSingle();
y2 = BR.ReadSingle();
z1 = BR.ReadSingle();
z2 = BR.ReadSingle();
minBoundries = new Vector3(x1, y1, z1);
maxBoundries = new Vector3(x2, y2, z2);
BR.BaseStream.Position = 172;
int tempc = BR.ReadInt32();
int tempr = BR.ReadInt32() - meta.magic - meta.offset;
BSPRawDataMetaChunks = new BSPRawDataMetaChunk[tempc];
BSPRawDataMetaChunksOffset = tempr;
for (int x = 0; x < tempc; x++)
{
BSPRawDataMetaChunks[x] = new BSPRawDataMetaChunk(tempr + (x * 176), x, ref meta, null);
}
break;
case HaloVersionEnum.HaloCE:
case HaloVersionEnum.Halo1:
List<BSPRawDataMetaChunk> tempchunks = new List<BSPRawDataMetaChunk>();
BR.BaseStream.Position = map.BSP.sbsp[BspNumber].lightmapoffset + 248;
int facescount = BR.ReadInt32();
int facestranslation = BR.ReadInt32() - meta.magic - meta.offset;
Face[] faces = new Face[facescount];
BR.BaseStream.Position = facestranslation;
for (int x = 0; x < facescount; x++)
{
faces[x] = new Face();
faces[x].vertex0Index = BR.ReadInt16();
faces[x].vertex1Index = BR.ReadInt16();
faces[x].vertex2Index = BR.ReadInt16();
}
BR.BaseStream.Position = map.BSP.sbsp[BspNumber].lightmapoffset + 260;
int tempc2 = BR.ReadInt32();
int tempr2 = BR.ReadInt32() - meta.magic - meta.offset;
List<ShaderInfo> tempshad = new List<ShaderInfo>();
BSPRawDataMetaChunksOffset = tempr2;
for (int x = 0; x < tempc2; x++)
{
BR.BaseStream.Position = tempr2 + (32 * x) + 20;
int tempc22 = BR.ReadInt32();
int tempr22 = BR.ReadInt32() - meta.magic - meta.offset;
for (int xx = 0; xx < tempc22; xx++)
{
BSPRawDataMetaChunk tempraw = new BSPRawDataMetaChunk(
tempr22 + (256 * xx), tempchunks.Count, ref meta, faces);
tempchunks.Add(tempraw);
tempshad.Add(new ShaderInfo(tempraw.shadertagnumber, map));
}
}
this.Shaders.Shader = tempshad.ToArray();
this.BSPRawDataMetaChunks = tempchunks.ToArray();
break;
}
map.CloseMap();
}
