public GameSound ReadData()
{
var resourceGestalt = cache.TagIndex.GetGlobalTag("ugh!").ReadMetadata <sound_cache_file_gestalt>();
var playback = resourceGestalt.Playbacks[PlaybackIndex];
var codec = resourceGestalt.Codecs[CodecIndex];
var sourceData = ResourceIdentifier.ReadSoundData();
var result = new GameSound
{
Name = item.FileName(),
FormatHeader = new XmaHeader(codec.SampleRateInt, codec.ChannelCounts),
DefaultExtension = "xma"
};
for (int i = 0; i < playback.PermutationCount; i++)
{
var perm = resourceGestalt.SoundPermutations[playback.FirstPermutationIndex + i];
var name = resourceGestalt.SoundNames[perm.NameIndex].Name;
byte[] permData;
if (playback.PermutationCount == 1)
{
//skip the array copy
permData = sourceData;
}
else
{
var blocks = Enumerable.Range(perm.BlockIndex, perm.BlockCount)
.Select(x => resourceGestalt.DataBlocks[x])
.ToList();
permData = new byte[blocks.Sum(b => b.Size)];
var offset = 0;
foreach (var block in blocks)
{
Array.Copy(sourceData, block.FileOffset, permData, offset, block.Size);
offset += block.Size;
}
}
result.Permutations.Add(new GameSoundPermutation
{
Name = name,
SoundData = permData
});
}
return(result);
}
public IGeometryModel ReadGeometry(int lod)
{
if (lod < 0 || lod >= ((IRenderGeometry)this).LodCount)
{
throw new ArgumentOutOfRangeException(nameof(lod));
}
using (var reader = cache.CreateReader(cache.DefaultAddressTranslator))
{
var model = new GeometryModel(item.FileName())
{
CoordinateSystem = CoordinateSystem.Default
};
model.Nodes.AddRange(Nodes);
model.MarkerGroups.AddRange(MarkerGroups);
var shaderRefs = Shaders.Select(s => s.ShaderReference);
model.Materials.AddRange(Halo1Common.GetMaterials(shaderRefs, reader));
foreach (var region in Regions)
{
var gRegion = new GeometryRegion {
SourceIndex = Regions.IndexOf(region), Name = region.Name
};
gRegion.Permutations.AddRange(region.Permutations.Select(p =>
new GeometryPermutation
{
SourceIndex = region.Permutations.IndexOf(p),
Name = p.Name,
MeshIndex = p.LodIndex(lod),
MeshCount = 1
}));
model.Regions.Add(gRegion);
}
if (cache.CacheType == CacheType.Halo1Xbox)
{
model.Meshes.AddRange(ReadXboxMeshes(reader));
}
else
{
model.Meshes.AddRange(ReadPCMeshes(reader));
}
return(model);
}
}
public IGeometryModel ReadGeometry(int lod)
{
if (lod < 0 || lod >= ((IRenderGeometry)this).LodCount)
{
throw new ArgumentOutOfRangeException(nameof(lod));
}
var model = new GeometryModel(item.FileName())
{
CoordinateSystem = CoordinateSystem.Default
};
model.Nodes.AddRange(Nodes);
model.MarkerGroups.AddRange(MarkerGroups);
model.Bounds.AddRange(BoundingBoxes);
model.Materials.AddRange(Halo2.Halo2Common.GetMaterials(Shaders));
foreach (var region in Regions)
{
var gRegion = new GeometryRegion {
SourceIndex = Regions.IndexOf(region), Name = region.Name
};
gRegion.Permutations.AddRange(region.Permutations.Select(p =>
new GeometryPermutation
{
SourceIndex = region.Permutations.IndexOf(p),
Name = p.Name,
MeshIndex = p.LodArray[lod],
MeshCount = 1
}));
model.Regions.Add(gRegion);
}
foreach (var section in Sections)
{
var data = section.DataPointer.ReadData(section.DataSize);
var baseAddress = section.HeaderSize + 8;
using (var ms = new MemoryStream(data))
using (var reader = new EndianReader(ms, ByteOrder.LittleEndian))
{
reader.ReadInt32(); //hklb
var sectionInfo = reader.ReadObject <MeshResourceDetailsBlock>();
var submeshResource = section.Resources[0];
var indexResource = section.Resources.FirstOrDefault(r => r.Type0 == 48);
var vertexResource = section.Resources.FirstOrDefault(r => r.Type0 == 92 && r.Type1 == 0);
var uvResource = section.Resources.FirstOrDefault(r => r.Type0 == 92 && r.Type1 == 1);
var normalsResource = section.Resources.FirstOrDefault(r => r.Type0 == 92 && r.Type1 == 2);
var nodeMapResource = section.Resources.FirstOrDefault(r => r.Type0 == 164);
reader.Seek(baseAddress + submeshResource.Offset, SeekOrigin.Begin);
var submeshes = reader.ReadEnumerable <Halo2.SubmeshDataBlock>(submeshResource.Size / 72).ToList();
var mesh = new GeometryMesh {
BoundsIndex = 0,
};
foreach (var submesh in submeshes)
{
mesh.Submeshes.Add(new GeometrySubmesh
{
MaterialIndex = submesh.ShaderIndex,
IndexStart = submesh.IndexStart,
IndexLength = submesh.IndexLength
});
}
if (section.FaceCount * 3 == sectionInfo.IndexCount)
{
mesh.IndexFormat = IndexFormat.TriangleList;
}
else
{
mesh.IndexFormat = IndexFormat.TriangleStrip;
}
reader.Seek(baseAddress + indexResource.Offset, SeekOrigin.Begin);
mesh.Indicies = reader.ReadEnumerable <ushort>(sectionInfo.IndexCount).Select(i => (int)i).ToArray();
var nodeMap = new byte[0];
if (nodeMapResource != null)
{
reader.Seek(baseAddress + nodeMapResource.Offset, SeekOrigin.Begin);
nodeMap = reader.ReadBytes(sectionInfo.NodeMapCount);
}
#region Vertices
mesh.Vertices = new IVertex[section.VertexCount];
var vertexSize = vertexResource.Size / section.VertexCount;
for (int i = 0; i < section.VertexCount; i++)
{
var vert = new Halo2.Vertex();
reader.Seek(baseAddress + vertexResource.Offset + i * vertexSize, SeekOrigin.Begin);
vert.Position = new UInt16N4((ushort)(reader.ReadInt16() - short.MinValue), (ushort)(reader.ReadInt16() - short.MinValue), (ushort)(reader.ReadInt16() - short.MinValue), 0);
ReadBlendData(reader, section, mesh, vert, nodeMap);
mesh.Vertices[i] = vert;
}
for (int i = 0; i < section.VertexCount; i++)
{
var vert = (Halo2.Vertex)mesh.Vertices[i];
reader.Seek(baseAddress + uvResource.Offset + i * 4, SeekOrigin.Begin);
vert.TexCoords = new UInt16N2((ushort)(reader.ReadInt16() - short.MinValue), (ushort)(reader.ReadInt16() - short.MinValue));
}
for (int i = 0; i < section.VertexCount; i++)
{
var vert = (Halo2.Vertex)mesh.Vertices[i];
reader.Seek(baseAddress + normalsResource.Offset + i * 12, SeekOrigin.Begin);
vert.Normal = new HenDN3(reader.ReadUInt32());
}
#endregion
model.Meshes.Add(mesh);
}
}
return(model);
}
public IGeometryModel ReadGeometry(int lod)
{
if (lod < 0 || lod >= ((IRenderGeometry)this).LodCount)
{
throw new ArgumentOutOfRangeException(nameof(lod));
}
var scenario = cache.TagIndex.GetGlobalTag("scnr").ReadMetadata <scenario>();
var model = new GeometryModel(item.FileName())
{
CoordinateSystem = CoordinateSystem.Default
};
var bspBlock = scenario.StructureBsps.First(s => s.BspReference.TagId == item.Id);
var bspIndex = scenario.StructureBsps.IndexOf(bspBlock);
var lightmap = scenario.ScenarioLightmapReference.Tag.ReadMetadata <scenario_lightmap>();
var lightmapData = lightmap.LightmapRefs[bspIndex].LightmapDataReference.Tag.ReadMetadata <scenario_lightmap_bsp_data>();
model.Bounds.AddRange(lightmapData.BoundingBoxes);
model.Materials.AddRange(Halo4Common.GetMaterials(Shaders));
var clusterRegion = new GeometryRegion {
Name = "Clusters"
};
clusterRegion.Permutations.AddRange(
Clusters.Select((c, i) => new GeometryPermutation
{
SourceIndex = i,
Name = Clusters.IndexOf(c).ToString("D3", CultureInfo.CurrentCulture),
MeshIndex = c.SectionIndex,
MeshCount = 1
})
);
model.Regions.Add(clusterRegion);
if (!loadedInstances)
{
var resourceGestalt = cache.TagIndex.GetGlobalTag("zone").ReadMetadata <cache_file_resource_gestalt>();
var entry = resourceGestalt.ResourceEntries[InstancesResourcePointer.ResourceIndex];
var address = entry.ResourceFixups[entry.ResourceFixups.Count - 10].Offset & 0x0FFFFFFF;
using (var ms = new MemoryStream(InstancesResourcePointer.ReadData(PageType.Auto)))
using (var reader = new EndianReader(ms, cache.ByteOrder))
{
var blockSize = cache.CacheType == CacheType.Halo4Beta ? 164 : 148;
for (int i = 0; i < GeometryInstances.Count; i++)
{
reader.Seek(address + blockSize * i, SeekOrigin.Begin);
GeometryInstances[i].TransformScale = reader.ReadSingle();
GeometryInstances[i].Transform = new Matrix4x4
{
M11 = reader.ReadSingle(),
M12 = reader.ReadSingle(),
M13 = reader.ReadSingle(),
M21 = reader.ReadSingle(),
M22 = reader.ReadSingle(),
M23 = reader.ReadSingle(),
M31 = reader.ReadSingle(),
M32 = reader.ReadSingle(),
M33 = reader.ReadSingle(),
M41 = reader.ReadSingle(),
M42 = reader.ReadSingle(),
M43 = reader.ReadSingle(),
};
reader.Seek(10, SeekOrigin.Current);
GeometryInstances[i].SectionIndex = reader.ReadInt16();
}
}
loadedInstances = true;
}
foreach (var instanceGroup in GeometryInstances.GroupBy(i => i.SectionIndex))
{
var section = lightmapData.Sections[instanceGroup.Key];
var sectionRegion = new GeometryRegion {
Name = Utils.CurrentCulture($"Instances {instanceGroup.Key:D3}")
};
sectionRegion.Permutations.AddRange(
instanceGroup.Select(i => new GeometryPermutation
{
SourceIndex = GeometryInstances.IndexOf(i),
Name = i.Name,
Transform = i.Transform,
TransformScale = i.TransformScale,
MeshIndex = i.SectionIndex,
MeshCount = 1
})
);
model.Regions.Add(sectionRegion);
}
model.Meshes.AddRange(Halo4Common.GetMeshes(cache, lightmapData.ResourcePointer, lightmapData.Sections, (s, m) =>
{
var index = (short)lightmapData.Sections.IndexOf(s);
m.BoundsIndex = index >= lightmapData.BoundingBoxes.Count ? (short?)null : index;
m.IsInstancing = index < lightmapData.BoundingBoxes.Count;
}));
return(model);
}
public IGeometryModel ReadGeometry(int lod)
{
if (lod < 0 || lod >= ((IRenderGeometry)this).LodCount)
{
throw new ArgumentOutOfRangeException(nameof(lod));
}
var model = new GeometryModel(item.FileName())
{
CoordinateSystem = CoordinateSystem.Default
};
model.Materials.AddRange(Halo2Common.GetMaterials(Shaders));
#region Clusters
var clusterRegion = new GeometryRegion {
Name = "Clusters"
};
foreach (var section in Clusters.Where(s => s.VertexCount > 0))
{
var sectionIndex = Clusters.IndexOf(section);
var data = section.DataPointer.ReadData(section.DataSize);
var baseAddress = section.HeaderSize + 8;
using (var ms = new MemoryStream(data))
using (var reader = new EndianReader(ms, ByteOrder.LittleEndian))
{
var sectionInfo = reader.ReadObject <MeshResourceDetailsBlock>();
var submeshResource = section.Resources[0];
var indexResource = section.Resources.FirstOrDefault(r => r.Type0 == 32);
var vertexResource = section.Resources.FirstOrDefault(r => r.Type0 == 56 && r.Type1 == 0);
var uvResource = section.Resources.FirstOrDefault(r => r.Type0 == 56 && r.Type1 == 1);
var normalsResource = section.Resources.FirstOrDefault(r => r.Type0 == 56 && r.Type1 == 2);
reader.Seek(baseAddress + submeshResource.Offset, SeekOrigin.Begin);
var submeshes = reader.ReadEnumerable <SubmeshDataBlock>(submeshResource.Size / 72).ToList();
var mesh = new GeometryMesh();
if (section.FaceCount * 3 == sectionInfo.IndexCount)
{
mesh.IndexFormat = IndexFormat.TriangleList;
}
else
{
mesh.IndexFormat = IndexFormat.TriangleStrip;
}
reader.Seek(baseAddress + indexResource.Offset, SeekOrigin.Begin);
mesh.Indicies = reader.ReadEnumerable <ushort>(sectionInfo.IndexCount).Select(i => (int)i).ToArray();
#region Vertices
mesh.Vertices = new IVertex[section.VertexCount];
var vertexSize = vertexResource.Size / section.VertexCount;
for (int i = 0; i < section.VertexCount; i++)
{
var vert = new WorldVertex();
reader.Seek(baseAddress + vertexResource.Offset + i * vertexSize, SeekOrigin.Begin);
vert.Position = new RealVector3D(reader.ReadSingle(), reader.ReadSingle(), reader.ReadSingle());
mesh.Vertices[i] = vert;
}
for (int i = 0; i < section.VertexCount; i++)
{
var vert = (WorldVertex)mesh.Vertices[i];
reader.Seek(baseAddress + uvResource.Offset + i * 8, SeekOrigin.Begin);
vert.TexCoords = new RealVector2D(reader.ReadSingle(), reader.ReadSingle());
}
for (int i = 0; i < section.VertexCount; i++)
{
var vert = (WorldVertex)mesh.Vertices[i];
reader.Seek(baseAddress + normalsResource.Offset + i * 12, SeekOrigin.Begin);
vert.Normal = new HenDN3(reader.ReadUInt32());
}
#endregion
var perm = new GeometryPermutation
{
SourceIndex = Clusters.IndexOf(section),
Name = sectionIndex.ToString("D3", CultureInfo.CurrentCulture),
MeshIndex = model.Meshes.Count,
MeshCount = 1
};
foreach (var submesh in submeshes)
{
mesh.Submeshes.Add(new GeometrySubmesh
{
MaterialIndex = submesh.ShaderIndex,
IndexStart = submesh.IndexStart,
IndexLength = submesh.IndexLength
});
}
clusterRegion.Permutations.Add(perm);
model.Meshes.Add(mesh);
}
}
model.Regions.Add(clusterRegion);
#endregion
#region Instances
foreach (var section in Sections.Where(s => s.VertexCount > 0))
{
var sectionIndex = Sections.IndexOf(section);
var sectionRegion = new GeometryRegion {
Name = Utils.CurrentCulture($"Instances {sectionIndex:D3}")
};
var data = section.DataPointer.ReadData(section.DataSize);
var baseAddress = section.HeaderSize + 8;
using (var ms = new MemoryStream(data))
using (var reader = new EndianReader(ms, ByteOrder.LittleEndian))
{
var sectionInfo = reader.ReadObject <MeshResourceDetailsBlock>();
var submeshResource = section.Resources[0];
var indexResource = section.Resources.FirstOrDefault(r => r.Type0 == 32);
var vertexResource = section.Resources.FirstOrDefault(r => r.Type0 == 56 && r.Type1 == 0);
var uvResource = section.Resources.FirstOrDefault(r => r.Type0 == 56 && r.Type1 == 1);
var normalsResource = section.Resources.FirstOrDefault(r => r.Type0 == 56 && r.Type1 == 2);
reader.Seek(baseAddress + submeshResource.Offset, SeekOrigin.Begin);
var submeshes = reader.ReadEnumerable <SubmeshDataBlock>(submeshResource.Size / 72).ToList();
var mesh = new GeometryMesh {
IsInstancing = true
};
if (section.FaceCount * 3 == sectionInfo.IndexCount)
{
mesh.IndexFormat = IndexFormat.TriangleList;
}
else
{
mesh.IndexFormat = IndexFormat.TriangleStrip;
}
reader.Seek(baseAddress + indexResource.Offset, SeekOrigin.Begin);
mesh.Indicies = reader.ReadEnumerable <ushort>(sectionInfo.IndexCount).Select(i => (int)i).ToArray();
#region Vertices
mesh.Vertices = new IVertex[section.VertexCount];
var vertexSize = vertexResource.Size / section.VertexCount;
for (int i = 0; i < section.VertexCount; i++)
{
var vert = new WorldVertex();
reader.Seek(baseAddress + vertexResource.Offset + i * vertexSize, SeekOrigin.Begin);
vert.Position = new RealVector3D(reader.ReadSingle(), reader.ReadSingle(), reader.ReadSingle());
mesh.Vertices[i] = vert;
}
for (int i = 0; i < section.VertexCount; i++)
{
var vert = (WorldVertex)mesh.Vertices[i];
reader.Seek(baseAddress + uvResource.Offset + i * 8, SeekOrigin.Begin);
vert.TexCoords = new RealVector2D(reader.ReadSingle(), reader.ReadSingle());
}
for (int i = 0; i < section.VertexCount; i++)
{
var vert = (WorldVertex)mesh.Vertices[i];
reader.Seek(baseAddress + normalsResource.Offset + i * 12, SeekOrigin.Begin);
vert.Normal = new HenDN3(reader.ReadUInt32());
}
#endregion
var perms = GeometryInstances
.Where(i => i.SectionIndex == sectionIndex)
.Select(i => new GeometryPermutation
{
SourceIndex = GeometryInstances.IndexOf(i),
Name = i.Name,
Transform = i.Transform,
TransformScale = i.TransformScale,
MeshIndex = model.Meshes.Count,
MeshCount = 1
}).ToList();
mesh.Submeshes.AddRange(
submeshes.Select(s => new GeometrySubmesh
{
MaterialIndex = s.ShaderIndex,
IndexStart = s.IndexStart,
IndexLength = s.IndexLength
})
);
sectionRegion.Permutations.AddRange(perms);
model.Meshes.Add(mesh);
}
model.Regions.Add(sectionRegion);
}
#endregion
return(model);
}
public IGeometryModel ReadGeometry(int lod)
{
if (lod < 0 || lod >= ((IRenderGeometry)this).LodCount)
{
throw new ArgumentOutOfRangeException(nameof(lod));
}
using (var reader = cache.CreateReader(cache.DefaultAddressTranslator))
{
var model = new GeometryModel(item.FileName())
{
CoordinateSystem = CoordinateSystem.Default
};
var shaderRefs = Lightmaps.SelectMany(m => m.Materials)
.Where(m => m.ShaderReference.TagId >= 0)
.GroupBy(m => m.ShaderReference.TagId)
.Select(g => g.First().ShaderReference)
.ToList();
var shaderIds = shaderRefs.Select(r => r.TagId).ToList();
model.Materials.AddRange(Halo1Common.GetMaterials(shaderRefs, reader));
reader.Seek(SurfacePointer.Address, SeekOrigin.Begin);
var indices = reader.ReadEnumerable <ushort>(SurfaceCount * 3).ToArray();
var gRegion = new GeometryRegion {
Name = "Clusters"
};
int sectionIndex = 0;
foreach (var section in Lightmaps)
{
if (section.Materials.Count == 0)
{
continue;
}
var localIndices = new List <int>();
var vertices = new List <WorldVertex>();
var submeshes = new List <IGeometrySubmesh>();
var gPermutation = new GeometryPermutation
{
SourceIndex = Lightmaps.IndexOf(section),
Name = sectionIndex.ToString("D3", CultureInfo.CurrentCulture),
MeshIndex = sectionIndex,
MeshCount = 1
};
foreach (var submesh in section.Materials)
{
reader.Seek(submesh.VertexPointer.Address, SeekOrigin.Begin);
submeshes.Add(new GeometrySubmesh
{
MaterialIndex = (short)shaderIds.IndexOf(submesh.ShaderReference.TagId),
IndexStart = localIndices.Count,
IndexLength = submesh.SurfaceCount * 3
});
localIndices.AddRange(
indices.Skip(submesh.SurfaceIndex * 3)
.Take(submesh.SurfaceCount * 3)
.Select(i => i + vertices.Count)
);
var vertsTemp = reader.ReadEnumerable <WorldVertex>(submesh.VertexCount).ToList();
vertices.AddRange(vertsTemp);
}
gRegion.Permutations.Add(gPermutation);
model.Meshes.Add(new GeometryMesh
{
IndexFormat = IndexFormat.TriangleList,
VertexWeights = VertexWeights.None,
Indicies = localIndices.ToArray(),
Vertices = vertices.ToArray(),
Submeshes = submeshes
});
sectionIndex++;
}
model.Regions.Add(gRegion);
return(model);
}
}
public GameSound ReadData()
{
if (CompressionCodec != CompressionCodec.WMA && CompressionCodec != CompressionCodec.XboxAdpcm)
{
throw new NotSupportedException("Unsupported Codec/Encoding");
}
var resourceGestalt = cache.TagIndex.GetGlobalTag("ugh!").ReadMetadata <sound_cache_file_gestalt>();
var pitchRange = resourceGestalt.PitchRanges[PitchRangeIndex];
var result = new GameSound {
Name = item.FileName()
};
if (CompressionCodec == CompressionCodec.XboxAdpcm)
{
if (Encoding != Encoding.Codec)
{
result.FormatHeader = new XboxAdpcmHeader(SampleRateInt, (byte)(Encoding + 1));
}
result.DefaultExtension = "wav";
}
else if (CompressionCodec == CompressionCodec.WMA)
{
result.DefaultExtension = "wma";
}
for (int i = 0; i < pitchRange.PermutationCount; i++)
{
var perm = resourceGestalt.SoundPermutations[pitchRange.FirstPermutationIndex + i];
var name = resourceGestalt.SoundNames[perm.NameIndex].Name;
byte[] permData;
if (perm.BlockCount == 1)
{
//skip the array copy
var block = resourceGestalt.SoundPermutationChunks[perm.BlockIndex];
permData = block.DataPointer.ReadData(block.DataSize);
}
else
{
var blocks = Enumerable.Range(perm.BlockIndex, perm.BlockCount)
.Select(x => resourceGestalt.SoundPermutationChunks[x])
.ToList();
permData = new byte[blocks.Sum(b => b.DataSize)];
var offset = 0;
foreach (var block in blocks)
{
var sourceData = block.DataPointer.ReadData(block.DataSize);
Array.Copy(sourceData, 0, permData, offset, sourceData.Length);
offset += sourceData.Length;
}
}
result.Permutations.Add(new GameSoundPermutation
{
Name = name,
SoundData = permData
});
}
return(result);
}
public IGeometryModel ReadGeometry(int lod)
{
if (lod < 0 || lod >= ((IRenderGeometry)this).LodCount)
{
throw new ArgumentOutOfRangeException(nameof(lod));
}
var scenario = cache.TagIndex.GetGlobalTag("scnr").ReadMetadata <scenario>();
var model = new GeometryModel(item.FileName())
{
CoordinateSystem = CoordinateSystem.Default
};
var bspBlock = scenario.StructureBsps.First(s => s.BspReference.TagId == item.Id);
var bspIndex = scenario.StructureBsps.IndexOf(bspBlock);
var lightmap = scenario.ScenarioLightmapReference.Tag.ReadMetadata <scenario_lightmap>();
var lightmapData = cache.CacheType < CacheType.MccHalo3U4
? lightmap.LightmapData.First(sldt => sldt.BspIndex == bspIndex)
: lightmap.LightmapRefs.Select(sldt => sldt.Tag.ReadMetadata <scenario_lightmap_bsp_data>()).First(sldt => sldt.BspIndex == bspIndex);
model.Bounds.AddRange(BoundingBoxes);
model.Materials.AddRange(Halo3Common.GetMaterials(Shaders));
var clusterRegion = new GeometryRegion {
Name = "Clusters"
};
clusterRegion.Permutations.AddRange(
Clusters.Select((c, i) => new GeometryPermutation
{
SourceIndex = i,
Name = Clusters.IndexOf(c).ToString("D3", CultureInfo.CurrentCulture),
MeshIndex = c.SectionIndex,
MeshCount = 1
})
);
model.Regions.Add(clusterRegion);
foreach (var instanceGroup in GeometryInstances.GroupBy(i => i.SectionIndex))
{
var section = lightmapData.Sections[instanceGroup.Key];
var sectionRegion = new GeometryRegion {
Name = Utils.CurrentCulture($"Instances {instanceGroup.Key:D3}")
};
sectionRegion.Permutations.AddRange(
instanceGroup.Select(i => new GeometryPermutation
{
SourceIndex = GeometryInstances.IndexOf(i),
Name = i.Name,
Transform = i.Transform,
TransformScale = i.TransformScale,
MeshIndex = i.SectionIndex,
MeshCount = 1
})
);
model.Regions.Add(sectionRegion);
}
model.Meshes.AddRange(Halo3Common.GetMeshes(cache, lightmapData.ResourcePointer, lightmapData.Sections, (s, m) =>
{
var index = (short)lightmapData.Sections.IndexOf(s);
m.BoundsIndex = index >= BoundingBoxes.Count ? (short?)null : index;
m.IsInstancing = index < BoundingBoxes.Count;
}));
return(model);
}