/// <summary>
/// Opens a vertex stream on one of the mesh's vertex buffers.
/// </summary>
/// <param name="definition">The vertex buffer definition.</param>
/// <param name="baseStream">The stream open on the mesh's resource data to use as a base stream.</param>
/// <returns>The vertex stream if successful, or <c>null</c> otherwise.</returns>
public IVertexStream OpenVertexStream(VertexBufferDefinition definition, Stream baseStream)
{
if (definition.Data.Address.Type != ResourceAddressType.Resource)
{
return(null); // Don't bother supporting non-resource addresses
}
baseStream.Position = definition.Data.Address.Offset;
return(VertexStreamFactory.Create(_version, baseStream));
}
private int SerializeVertexBuffer(MeshData mesh, Stream outStream)
{
var vertexStream = VertexStreamFactory.Create(_version, outStream);
if (mesh.RigidVertices != null)
{
foreach (var v in mesh.RigidVertices)
{
vertexStream.WriteRigidVertex(v);
}
return(mesh.RigidVertices.Length);
}
if (mesh.SkinnedVertices != null)
{
foreach (var v in mesh.SkinnedVertices)
{
vertexStream.WriteSkinnedVertex(v);
}
return(mesh.SkinnedVertices.Length);
}
return(0);
}
public void ConvertVertexBuffer(RenderGeometryApiResourceDefinition resourceDefinition, Stream inputStream, Stream outputStream, int vertexBufferIndex, int previousVertexBufferCount)
{
var vertexBuffer = resourceDefinition.VertexBuffers[vertexBufferIndex].Definition;
var count = vertexBuffer.Count;
var startPos = (int)outputStream.Position;
vertexBuffer.Data.Address = new CacheAddress(CacheAddressType.Resource, startPos);
var inVertexStream = VertexStreamFactory.Create(BlamCache.Version, inputStream);
var outVertexStream = VertexStreamFactory.Create(CacheContext.Version, outputStream);
OriginalBufferOffsets.Add(inputStream.Position);
switch (vertexBuffer.Format)
{
case VertexBufferFormat.World:
ConvertVertices(count, inVertexStream.ReadWorldVertex, (v, i) =>
{
//v.Tangent = new RealQuaternion(-Math.Abs(v.Tangent.I), -Math.Abs(v.Tangent.J), Math.Abs(v.Tangent.K), Math.Abs(v.Tangent.W)); // great results for H3 armors
outVertexStream.WriteWorldVertex(v);
});
break;
case VertexBufferFormat.Rigid:
ConvertVertices(count, inVertexStream.ReadRigidVertex, (v, i) =>
{
//v.Tangent = new RealQuaternion(-Math.Abs(v.Tangent.I), -Math.Abs(v.Tangent.J), Math.Abs(v.Tangent.K), Math.Abs(v.Tangent.W)); // great results for H3 armors
outVertexStream.WriteRigidVertex(v);
});
break;
case VertexBufferFormat.Skinned:
ConvertVertices(count, inVertexStream.ReadSkinnedVertex, (v, i) =>
{
//v.Tangent = new RealQuaternion(-Math.Abs(v.Tangent.I), -Math.Abs(v.Tangent.J), Math.Abs(v.Tangent.K), Math.Abs(v.Tangent.W)); // great results for H3 armors
outVertexStream.WriteSkinnedVertex(v);
});
break;
case VertexBufferFormat.StaticPerPixel:
ConvertVertices(count, inVertexStream.ReadStaticPerPixelData, (v, i) => outVertexStream.WriteStaticPerPixelData(v));
break;
case VertexBufferFormat.StaticPerVertex:
ConvertVertices(count, inVertexStream.ReadStaticPerVertexData, (v, i) =>
{
v.Texcoord1 = ConvertNormal(v.Texcoord1);
v.Texcoord2 = ConvertNormal(v.Texcoord2);
v.Texcoord3 = ConvertNormal(v.Texcoord3);
v.Texcoord4 = ConvertNormal(v.Texcoord4);
v.Texcoord5 = ConvertNormal(v.Texcoord5);
outVertexStream.WriteStaticPerVertexData(v);
});
break;
case VertexBufferFormat.AmbientPrt:
ConvertVertices(vertexBuffer.Count = previousVertexBufferCount, inVertexStream.ReadAmbientPrtData, (v, i) => outVertexStream.WriteAmbientPrtData(v));
break;
case VertexBufferFormat.LinearPrt:
ConvertVertices(count, inVertexStream.ReadLinearPrtData, (v, i) =>
{
v.BlendWeight = ConvertNormal(v.BlendWeight);
outVertexStream.WriteLinearPrtData(v);
});
break;
case VertexBufferFormat.QuadraticPrt:
ConvertVertices(count, inVertexStream.ReadQuadraticPrtData, (v, i) => outVertexStream.WriteQuadraticPrtData(v));
break;
case VertexBufferFormat.StaticPerVertexColor:
ConvertVertices(count, inVertexStream.ReadStaticPerVertexColorData, (v, i) => outVertexStream.WriteStaticPerVertexColorData(v));
break;
case VertexBufferFormat.Decorator:
ConvertVertices(count, inVertexStream.ReadDecoratorVertex, (v, i) => outVertexStream.WriteDecoratorVertex(v));
break;
case VertexBufferFormat.World2:
vertexBuffer.Format = VertexBufferFormat.World;
goto case VertexBufferFormat.World;
case VertexBufferFormat.Unknown1A:
var waterData = WaterData[CurrentWaterBuffer];
// Reformat Vertex Buffer
vertexBuffer.Format = VertexBufferFormat.World;
vertexBuffer.VertexSize = 0x34;
vertexBuffer.Count = waterData.IndexBufferLength;
// Create list of indices for later use.
Unknown1BIndices = new List <ushort>();
for (int k = 0; k < waterData.PartData.Count(); k++)
{
Tuple <int, int, bool> currentPartData = waterData.PartData[k];
// Not water, add garbage data
if (currentPartData.Item3 == false)
{
for (int j = 0; j < currentPartData.Item2; j++)
{
WriteUnusedWorldWaterData(outputStream);
}
}
else
{
ConvertVertices(currentPartData.Item2 / 3, inVertexStream.ReadUnknown1A, (v, i) =>
{
// Store current stream position
var tempStreamPosition = inputStream.Position;
// Open previous world buffer (H3)
var worldVertexBufferBasePosition = OriginalBufferOffsets[OriginalBufferOffsets.Count() - 3];
inputStream.Position = worldVertexBufferBasePosition;
for (int j = 0; j < 3; j++)
{
inputStream.Position = 0x20 * v.Vertices[j] + worldVertexBufferBasePosition;
WorldVertex w = inVertexStream.ReadWorldVertex();
Unknown1BIndices.Add(v.Indices[j]);
// The last 2 floats in WorldWater are unknown.
outVertexStream.WriteWorldWaterVertex(w);
}
// Restore position for reading the next vertex correctly
inputStream.Position = tempStreamPosition;
});
}
}
break;
case VertexBufferFormat.Unknown1B:
var waterDataB = WaterData[CurrentWaterBuffer];
// Adjust vertex size to match HO. Set count of vertices
vertexBuffer.VertexSize = 0x18;
var originalCount = vertexBuffer.Count;
vertexBuffer.Count = waterDataB.IndexBufferLength;
var basePosition = inputStream.Position;
var unknown1BPosition = 0;
for (int k = 0; k < waterDataB.PartData.Count(); k++)
{
Tuple <int, int, bool> currentPartData = waterDataB.PartData[k];
// Not water, add garbage data
if (currentPartData.Item3 == false)
{
for (int j = 0; j < currentPartData.Item2; j++)
{
WriteUnusedUnknown1BData(outputStream);
}
}
else
{
for (int j = unknown1BPosition; j < Unknown1BIndices.Count() && j - unknown1BPosition < currentPartData.Item2; j++)
{
inputStream.Position = basePosition + 0x24 * Unknown1BIndices[j];
ConvertVertices(1, inVertexStream.ReadUnknown1B, (v, i) => outVertexStream.WriteUnknown1B(v));
unknown1BPosition++;
}
}
}
// Get to the end of Unknown1B in H3 data
inputStream.Position = basePosition + originalCount * 0x24;
CurrentWaterBuffer++;
break;
case VertexBufferFormat.ParticleModel:
ConvertVertices(count, inVertexStream.ReadParticleModelVertex, (v, i) => outVertexStream.WriteParticleModelVertex(v));
break;
case VertexBufferFormat.TinyPosition:
ConvertVertices(count, inVertexStream.ReadTinyPositionVertex, (v, i) =>
{
v.Position = ConvertPositionShort(v.Position);
v.Variant = (ushort)((v.Variant >> 8) & 0xFF);
v.Normal = ConvertNormal(v.Normal);
outVertexStream.WriteTinyPositionVertex(v);
});
break;
default:
throw new NotSupportedException(vertexBuffer.Format.ToString());
}
vertexBuffer.Data.Size = (int)outputStream.Position - startPos;
vertexBuffer.VertexSize = (short)(vertexBuffer.Data.Size / vertexBuffer.Count);
resourceDefinition.VertexBuffers[vertexBufferIndex].DefinitionAddress = 0;
resourceDefinition.VertexBuffers[vertexBufferIndex].RuntimeAddress = 0;
}
public RenderGeometry Convert(Stream cacheStream, RenderGeometry geometry, Dictionary <ResourceLocation, Stream> resourceStreams, PortTagCommand.PortingFlags portingFlags)
{
if (BlamCache.ResourceGestalt == null || BlamCache.ResourceLayoutTable == null)
{
BlamCache.LoadResourceTags();
}
//
// Convert byte[] of UnknownBlock
//
foreach (var block in geometry.Unknown2)
{
var data = block.Unknown3;
if (data != null || data.Length != 0)
{
var result = new byte[data.Length];
using (var inputReader = new EndianReader(new MemoryStream(data), EndianFormat.BigEndian))
using (var outputWriter = new EndianWriter(new MemoryStream(result), EndianFormat.LittleEndian))
{
while (!inputReader.EOF)
{
outputWriter.Write(inputReader.ReadUInt32());
}
block.Unknown3 = result;
}
}
}
//
// Convert UnknownSection.Unknown byte[] endian
//
for (int i = 0; i < geometry.UnknownSections.Count; i++)
{
byte[] dataref = geometry.UnknownSections[i].Unknown;
if (dataref.Length == 0)
{
continue;
}
using (var outStream = new MemoryStream())
using (var outReader = new BinaryReader(outStream))
using (var outWriter = new EndianWriter(outStream, EndianFormat.LittleEndian))
using (var stream = new MemoryStream(dataref))
using (var reader = new EndianReader(stream, EndianFormat.BigEndian))
{
var dataContext = new DataSerializationContext(reader, outWriter);
var header = CacheContext.Deserializer.Deserialize <ScenarioLightmapBspDataSection.Header>(dataContext);
var section = new ScenarioLightmapBspDataSection
{
Headers = new List <ScenarioLightmapBspDataSection.Header>
{
header
},
VertexLists = new ScenarioLightmapBspDataSection.VertexList
{
Vertex = new List <ScenarioLightmapBspDataSection.VertexList.Datum>()
}
};
CacheContext.Serializer.Serialize(dataContext, header);
while (reader.BaseStream.Position < dataref.Length) // read the rest of dataref
{
if (section.Headers.Count == 2) // remove "wrongfully" added ones
{
section.Headers.RemoveAt(1);
}
section.Headers.Add(CacheContext.Deserializer.Deserialize <ScenarioLightmapBspDataSection.Header>(dataContext));
// if some values match header1, continue
if (section.Headers[0].Position == section.Headers[1].Position)
{
header = section.Headers[1];
CacheContext.Serializer.Serialize(dataContext, header);
while (reader.BaseStream.Position < dataref.Length)
{
section.VertexLists.Vertex.Add(new ScenarioLightmapBspDataSection.VertexList.Datum {
Value = reader.ReadByte()
});
outWriter.Write(section.VertexLists.Vertex[section.VertexLists.Vertex.Count - 1].Value);
}
}
else // if read data doesn't match, go back and just read 4 bytes
{
reader.BaseStream.Position = reader.BaseStream.Position - 0x2C; // if read data doesn't match, go back and serialize
section.VertexLists.Vertex.Add(new ScenarioLightmapBspDataSection.VertexList.Datum {
Value = reader.ReadByte()
});
outWriter.Write(section.VertexLists.Vertex[section.VertexLists.Vertex.Count - 1].Value);
section.VertexLists.Vertex.Add(new ScenarioLightmapBspDataSection.VertexList.Datum {
Value = reader.ReadByte()
});
outWriter.Write(section.VertexLists.Vertex[section.VertexLists.Vertex.Count - 1].Value);
section.VertexLists.Vertex.Add(new ScenarioLightmapBspDataSection.VertexList.Datum {
Value = reader.ReadByte()
});
outWriter.Write(section.VertexLists.Vertex[section.VertexLists.Vertex.Count - 1].Value);
section.VertexLists.Vertex.Add(new ScenarioLightmapBspDataSection.VertexList.Datum {
Value = reader.ReadByte()
});
outWriter.Write(section.VertexLists.Vertex[section.VertexLists.Vertex.Count - 1].Value);
}
}
// Write back to tag
outStream.Position = 0;
geometry.UnknownSections[i].Unknown = outStream.ToArray();
}
}
//
// Set up ElDorado resource reference
//
geometry.Resource = new PageableResource
{
Page = new RawPage
{
Index = -1
},
Resource = new TagResourceGen3
{
ResourceType = TagResourceTypeGen3.RenderGeometry,
DefinitionData = new byte[0x30],
DefinitionAddress = new CacheAddress(CacheAddressType.Definition, 0),
ResourceFixups = new List <TagResourceGen3.ResourceFixup>(),
ResourceDefinitionFixups = new List <TagResourceGen3.ResourceDefinitionFixup>(),
Unknown2 = 1
}
};
//
// Port Blam resource definition
//
var resourceEntry = BlamCache.ResourceGestalt.TagResources[geometry.ZoneAssetHandle & ushort.MaxValue];
geometry.Resource.Resource.DefinitionAddress = resourceEntry.DefinitionAddress;
geometry.Resource.Resource.DefinitionData = BlamCache.ResourceGestalt.FixupInformation.Skip(resourceEntry.FixupInformationOffset).Take(resourceEntry.FixupInformationLength).ToArray();
RenderGeometryApiResourceDefinition resourceDefinition = null;
if (geometry.Resource.Resource.DefinitionData.Length < 0x30)
{
resourceDefinition = new RenderGeometryApiResourceDefinition
{
VertexBuffers = new List <TagStructureReference <VertexBufferDefinition> >(),
IndexBuffers = new List <TagStructureReference <IndexBufferDefinition> >()
};
}
else
{
using (var definitionStream = new MemoryStream(geometry.Resource.Resource.DefinitionData, true))
using (var definitionReader = new EndianReader(definitionStream, EndianFormat.BigEndian))
using (var definitionWriter = new EndianWriter(definitionStream, EndianFormat.BigEndian))
{
foreach (var fixup in resourceEntry.ResourceFixups)
{
definitionStream.Position = fixup.BlockOffset;
definitionWriter.Write(fixup.Address.Value);
geometry.Resource.Resource.ResourceFixups.Add(fixup);
}
foreach (var definitionFixup in resourceEntry.ResourceDefinitionFixups)
{
var newDefinitionFixup = new TagResourceGen3.ResourceDefinitionFixup
{
Address = definitionFixup.Address,
ResourceStructureTypeIndex = definitionFixup.ResourceStructureTypeIndex
};
geometry.Resource.Resource.ResourceDefinitionFixups.Add(newDefinitionFixup);
}
var dataContext = new DataSerializationContext(definitionReader, definitionWriter, CacheAddressType.Definition);
definitionStream.Position = geometry.Resource.Resource.DefinitionAddress.Offset;
resourceDefinition = BlamCache.Deserializer.Deserialize <RenderGeometryApiResourceDefinition>(dataContext);
}
}
//
// Load Blam resource data
//
var resourceData = BlamCache.GetRawFromID(geometry.ZoneAssetHandle);
var generateParticles = false;
if (resourceData == null)
{
if (geometry.Meshes.Count == 1 && geometry.Meshes[0].Type == VertexType.ParticleModel)
{
generateParticles = true;
resourceData = new byte[0];
}
else
{
geometry.Resource.Resource.ResourceType = TagResourceTypeGen3.None;
return(geometry);
}
}
//
// Convert Blam data to ElDorado data
//
using (var dataStream = new MemoryStream())
using (var blamResourceStream = new MemoryStream(resourceData))
{
for (int i = 0; i < geometry.Meshes.Count(); i++)
{
var mesh = geometry.Meshes[i];
if (mesh.VertexBufferIndices[6] != 0xFFFF && mesh.VertexBufferIndices[7] != 0xFFFF)
{
ushort temp = mesh.VertexBufferIndices[6];
mesh.VertexBufferIndices[6] = mesh.VertexBufferIndices[7];
mesh.VertexBufferIndices[7] = temp;
// Get total amount of indices
int indexCount = 0;
foreach (var subpart in mesh.SubParts)
{
indexCount += subpart.IndexCount;
}
WaterConversionData waterData = new WaterConversionData()
{
IndexBufferLength = indexCount,
};
for (int j = 0; j < mesh.Parts.Count(); j++)
{
var part = mesh.Parts[j];
waterData.PartData.Add(new Tuple <int, int, bool>(part.FirstIndex, part.IndexCount, part.FlagsNew.HasFlag(Mesh.Part.PartFlagsNew.CanBeRenderedInDrawBundles)));
}
waterData.Sort();
WaterData.Add(waterData);
}
}
if (generateParticles)
{
var outVertexStream = VertexStreamFactory.Create(CacheContext.Version, dataStream);
StreamUtil.Align(dataStream, 4);
resourceDefinition.VertexBuffers.Add(new TagStructureReference <VertexBufferDefinition>
{
Definition = new VertexBufferDefinition
{
Format = VertexBufferFormat.ParticleModel,
Data = new TagData
{
Size = 32,
Unused4 = 0,
Unused8 = 0,
Address = new CacheAddress(CacheAddressType.Resource, (int)dataStream.Position),
Unused10 = 0
}
}
});
var vertexBuffer = resourceDefinition.VertexBuffers.Last().Definition;
for (var j = 0; j < 3; j++)
{
outVertexStream.WriteParticleModelVertex(new ParticleModelVertex
{
Position = new RealVector3d(),
Texcoord = new RealVector2d(),
Normal = new RealVector3d()
});
}
geometry.Meshes[0].VertexBufferIndices[0] = (ushort)resourceDefinition.VertexBuffers.IndexOf(resourceDefinition.VertexBuffers.Last());
geometry.Meshes[0].IndexBufferIndices[0] = CreateIndexBuffer(resourceDefinition, dataStream, 3);
}
else
{
for (int i = 0, prevVertCount = -1; i < resourceDefinition.VertexBuffers.Count; i++, prevVertCount = resourceDefinition.VertexBuffers[i - 1].Definition.Count)
{
blamResourceStream.Position = resourceDefinition.VertexBuffers[i].Definition.Data.Address.Offset; // resourceEntry.ResourceFixups[i].Offset;
ConvertVertexBuffer(resourceDefinition, blamResourceStream, dataStream, i, prevVertCount);
}
for (var i = 0; i < resourceDefinition.IndexBuffers.Count; i++)
{
blamResourceStream.Position = resourceDefinition.IndexBuffers[i].Definition.Data.Address.Offset; // resourceEntry.ResourceFixups[resourceDefinition.VertexBuffers.Count * 2 + i].Offset;
ConvertIndexBuffer(resourceDefinition, blamResourceStream, dataStream, i);
}
foreach (var mesh in geometry.Meshes)
{
if (!mesh.Flags.HasFlag(MeshFlags.MeshIsUnindexed))
{
continue;
}
var indexCount = 0;
foreach (var part in mesh.Parts)
{
indexCount += part.IndexCount;
}
mesh.IndexBufferIndices[0] = CreateIndexBuffer(resourceDefinition, dataStream, indexCount);
}
}
//
// Swap order of water vertex buffers
//
for (var i = 0; i < resourceDefinition.VertexBuffers.Count; i++)
{
var vertexBuffer = resourceDefinition.VertexBuffers[i];
if (vertexBuffer.Definition.Format == VertexBufferFormat.Unknown1B)
{
TagStructureReference <VertexBufferDefinition> temp = vertexBuffer;
resourceDefinition.VertexBuffers[i] = resourceDefinition.VertexBuffers[i - 1];
resourceDefinition.VertexBuffers[i - 1] = temp;
}
}
//
// Finalize the new ElDorado geometry resource
//
var cache = CacheContext.GetResourceCache(ResourceLocation.Resources);
if (!resourceStreams.ContainsKey(ResourceLocation.Resources))
{
resourceStreams[ResourceLocation.Resources] = portingFlags.HasFlag(PortTagCommand.PortingFlags.Memory) ?
new MemoryStream() :
(Stream)CacheContext.OpenResourceCacheReadWrite(ResourceLocation.Resources);
if (portingFlags.HasFlag(PortTagCommand.PortingFlags.Memory))
{
using (var resourceStream = CacheContext.OpenResourceCacheRead(ResourceLocation.Resources))
resourceStream.CopyTo(resourceStreams[ResourceLocation.Resources]);
}
}
geometry.Resource.ChangeLocation(ResourceLocation.Resources);
geometry.Resource.Page.Index = cache.Add(resourceStreams[ResourceLocation.Resources], dataStream.ToArray(), out uint compressedSize);
geometry.Resource.Page.CompressedBlockSize = compressedSize;
geometry.Resource.Page.UncompressedBlockSize = (uint)dataStream.Length;
geometry.Resource.DisableChecksum();
var resourceContext = new ResourceSerializationContext(CacheContext, geometry.Resource);
CacheContext.Serializer.Serialize(resourceContext, resourceDefinition);
}
return(geometry);
}
/// <summary>
/// Converts RenderGeometry class in place and returns a new RenderGeometryApiResourceDefinition
/// </summary>
public RenderGeometryApiResourceDefinition Convert(RenderGeometry geometry, RenderGeometryApiResourceDefinition resourceDefinition)
{
//
// Convert byte[] of UnknownBlock
//
foreach (var block in geometry.Unknown2)
{
var data = block.Unknown3;
if (data != null || data.Length != 0)
{
var result = new byte[data.Length];
using (var inputReader = new EndianReader(new MemoryStream(data), SourceCache.Endianness))
using (var outputWriter = new EndianWriter(new MemoryStream(result), HOCache.Endianness))
{
while (!inputReader.EOF)
{
outputWriter.Write(inputReader.ReadUInt32());
}
block.Unknown3 = result;
}
}
}
//
// Convert mopps in cluster visibility
//
foreach (var clusterVisibility in geometry.MeshClusterVisibility)
{
clusterVisibility.MoppData = HavokConverter.ConvertHkpMoppData(SourceCache.Version, HOCache.Version, clusterVisibility.MoppData);
}
//
// Port resource definition
//
var wasNull = false;
if (resourceDefinition == null)
{
wasNull = true;
Console.Error.WriteLine("Render geometry does not have a valid resource definition, continuing anyway.");
resourceDefinition = new RenderGeometryApiResourceDefinition
{
VertexBuffers = new TagBlock <D3DStructure <VertexBufferDefinition> >(CacheAddressType.Definition),
IndexBuffers = new TagBlock <D3DStructure <IndexBufferDefinition> >(CacheAddressType.Definition)
};
}
geometry.SetResourceBuffers(resourceDefinition);
// do conversion (PARTICLE INDEX BUFFERS, WATER CONVERSION TO DO) AMBIENT PRT TOO
var generateParticles = false; // temp fix when pmdf geo is null
if (wasNull)
{
if (geometry.Meshes.Count == 1 && geometry.Meshes[0].Type == VertexType.ParticleModel)
{
generateParticles = true;
}
else
{
geometry.Resource = HOCache.ResourceCache.CreateRenderGeometryApiResource(resourceDefinition);
geometry.Resource.HaloOnlinePageableResource.Resource.ResourceType = TagResourceTypeGen3.None;
return(resourceDefinition);
}
}
//
// Convert Blam data to ElDorado data
//
if (generateParticles)
{
var mesh = geometry.Meshes[0];
mesh.Flags |= MeshFlags.MeshIsUnindexed;
mesh.PrtType = PrtSHType.None;
var newVertexBuffer = new VertexBufferDefinition
{
Format = VertexBufferFormat.ParticleModel,
VertexSize = (short)VertexStreamFactory.Create(HOCache.Version, null).GetVertexSize(VertexBufferFormat.ParticleModel),
Data = new TagData
{
Data = new byte[32],
AddressType = CacheAddressType.Data
}
};
mesh.ResourceVertexBuffers[0] = newVertexBuffer;
}
else
{
foreach (var mesh in geometry.Meshes)
{
foreach (var vertexBuffer in mesh.ResourceVertexBuffers)
{
if (vertexBuffer == null)
{
continue;
}
// Gen3 order 0 coefficients are stored in ints but should be read as bytes, 1 per vertex in the original buffer
if (vertexBuffer.Format == VertexBufferFormat.AmbientPrt)
{
vertexBuffer.Count = mesh.ResourceVertexBuffers[0].Count;
}
// skip conversion of water vertices, done right after the loop
if (vertexBuffer.Format == VertexBufferFormat.Unknown1A || vertexBuffer.Format == VertexBufferFormat.Unknown1B)
{
continue;
}
VertexBufferConverter.ConvertVertexBuffer(SourceCache.Version, HOCache.Version, vertexBuffer);
}
// convert water vertex buffers
if (mesh.ResourceVertexBuffers[6] != null && mesh.ResourceVertexBuffers[7] != null)
{
// Get total amount of indices and prepare for water conversion
int indexCount = 0;
foreach (var subpart in mesh.SubParts)
{
indexCount += subpart.IndexCount;
}
WaterConversionData waterData = new WaterConversionData();
for (int j = 0; j < mesh.Parts.Count(); j++)
{
var part = mesh.Parts[j];
if (part.FlagsNew.HasFlag(Mesh.Part.PartFlagsNew.IsWaterPart))
{
waterData.PartData.Add(new Tuple <int, int>(part.FirstIndexOld, part.IndexCountOld));
}
}
if (waterData.PartData.Count > 1)
{
waterData.Sort();
}
// read all world vertices, unknown1A and unknown1B into lists.
List <WorldVertex> worldVertices = new List <WorldVertex>();
List <Unknown1B> h3WaterParameters = new List <Unknown1B>();
List <Unknown1A> h3WaterIndices = new List <Unknown1A>();
using (var stream = new MemoryStream(mesh.ResourceVertexBuffers[0].Data.Data))
{
var vertexStream = VertexStreamFactory.Create(HOCache.Version, stream);
for (int v = 0; v < mesh.ResourceVertexBuffers[0].Count; v++)
{
worldVertices.Add(vertexStream.ReadWorldVertex());
}
}
using (var stream = new MemoryStream(mesh.ResourceVertexBuffers[6].Data.Data))
{
var vertexStream = VertexStreamFactory.Create(SourceCache.Version, stream);
for (int v = 0; v < mesh.ResourceVertexBuffers[6].Count; v++)
{
h3WaterIndices.Add(vertexStream.ReadUnknown1A());
}
}
using (var stream = new MemoryStream(mesh.ResourceVertexBuffers[7].Data.Data))
{
var vertexStream = VertexStreamFactory.Create(SourceCache.Version, stream);
for (int v = 0; v < mesh.ResourceVertexBuffers[7].Count; v++)
{
h3WaterParameters.Add(vertexStream.ReadUnknown1B());
}
}
// create vertex buffer for Unknown1A -> World
VertexBufferDefinition waterVertices = new VertexBufferDefinition
{
Count = indexCount,
Format = VertexBufferFormat.World,
Data = new TagData(),
VertexSize = 0x38 // this size is actually wrong but I replicate the errors in HO data, size should be 0x34
};
// create vertex buffer for Unknown1B
VertexBufferDefinition waterParameters = new VertexBufferDefinition
{
Count = indexCount,
Format = VertexBufferFormat.Unknown1B,
Data = new TagData(),
VertexSize = 0x24 // wrong size, this is 0x18 on file, padded with zeroes.
};
using (var outputWorldWaterStream = new MemoryStream())
using (var outputWaterParametersStream = new MemoryStream())
{
var outWorldVertexStream = VertexStreamFactory.Create(HOCache.Version, outputWorldWaterStream);
var outWaterParameterVertexStream = VertexStreamFactory.Create(HOCache.Version, outputWaterParametersStream);
// fill vertex buffer to the right size HO expects, then write the vertex data at the actual proper position
VertexBufferConverter.DebugFill(outputWorldWaterStream, waterVertices.VertexSize * waterVertices.Count);
VertexBufferConverter.Fill(outputWaterParametersStream, waterParameters.VertexSize * waterParameters.Count);
var unknown1ABaseIndex = 0; // unknown1A are not separated into parts, if a mesh has multiple parts we need to get the right unknown1As
for (int k = 0; k < waterData.PartData.Count(); k++)
{
Tuple <int, int> currentPartData = waterData.PartData[k];
//seek to the right location in the buffer
outputWorldWaterStream.Position = 0x34 * currentPartData.Item1;
outputWaterParametersStream.Position = 0x18 * currentPartData.Item1;
for (int v = 0; v < currentPartData.Item2; v += 3)
{
var unknown1A = h3WaterIndices[(v / 3) + unknown1ABaseIndex];
for (int j = 0; j < 3; j++)
{
var worldVertex = worldVertices[unknown1A.Vertices[j]];
var unknown1B = h3WaterParameters[unknown1A.Indices[j]];
// conversion should happen here
outWorldVertexStream.WriteWorldWaterVertex(worldVertex);
outWaterParameterVertexStream.WriteUnknown1B(unknown1B);
}
}
unknown1ABaseIndex += currentPartData.Item2 / 3; // tells next part we read those indices already
}
waterVertices.Data.Data = outputWorldWaterStream.ToArray();
waterParameters.Data.Data = outputWaterParametersStream.ToArray();
}
mesh.ResourceVertexBuffers[6] = waterVertices;
mesh.ResourceVertexBuffers[7] = waterParameters;
}
foreach (var indexBuffer in mesh.ResourceIndexBuffers)
{
if (indexBuffer == null)
{
continue;
}
IndexBufferConverter.ConvertIndexBuffer(SourceCache.Version, HOCache.Version, indexBuffer);
}
// create index buffers for decorators, gen3 didn't have them
if (mesh.Flags.HasFlag(MeshFlags.MeshIsUnindexed) && mesh.Type == VertexType.Decorator)
{
mesh.Flags &= ~MeshFlags.MeshIsUnindexed;
var indexCount = 0;
foreach (var part in mesh.Parts)
{
indexCount += part.IndexCountOld;
}
mesh.ResourceIndexBuffers[0] = IndexBufferConverter.CreateIndexBuffer(indexCount);
}
}
}
foreach (var perPixel in geometry.InstancedGeometryPerPixelLighting)
{
if (perPixel.VertexBuffer != null)
{
VertexBufferConverter.ConvertVertexBuffer(SourceCache.Version, HOCache.Version, perPixel.VertexBuffer);
}
}
return(geometry.GetResourceDefinition());
}
/// <summary>
/// Opens a vertex stream on one of the mesh's vertex buffers.
/// </summary>
/// <param name="definition">The vertex buffer definition.</param>
/// <returns>The vertex stream if successful, or <c>null</c> otherwise.</returns>
public IVertexStream OpenVertexStream(VertexBufferDefinition definition)
{
var stream = new MemoryStream(definition.Data.Data);
return(VertexStreamFactory.Create(_version, stream));
}
public static void ConvertVertexBuffer(CacheVersion inVersion, CacheVersion outVersion, VertexBufferDefinition vertexBuffer)
{
using (var outputStream = new MemoryStream())
using (var inputStream = new MemoryStream(vertexBuffer.Data.Data))
{
var inVertexStream = VertexStreamFactory.Create(inVersion, inputStream);
var outVertexStream = VertexStreamFactory.Create(outVersion, outputStream);
var count = vertexBuffer.Count;
switch (vertexBuffer.Format)
{
case VertexBufferFormat.World:
ConvertVertices(count, inVertexStream.ReadWorldVertex, (v, i) =>
{
v.Normal = ConvertVectorSpace(v.Normal);
v.Tangent = ConvertVectorSpace(v.Tangent);
v.Binormal = ConvertVectorSpace(v.Binormal);
outVertexStream.WriteWorldVertex(v);
});
break;
case VertexBufferFormat.Rigid:
ConvertVertices(count, inVertexStream.ReadRigidVertex, (v, i) =>
{
v.Normal = ConvertVectorSpace(v.Normal);
v.Tangent = ConvertVectorSpace(v.Tangent);
v.Binormal = ConvertVectorSpace(v.Binormal);
outVertexStream.WriteRigidVertex(v);
});
break;
case VertexBufferFormat.Skinned:
ConvertVertices(count, inVertexStream.ReadSkinnedVertex, (v, i) =>
{
v.Normal = ConvertVectorSpace(v.Normal);
v.Tangent = ConvertVectorSpace(v.Tangent);
v.Binormal = ConvertVectorSpace(v.Binormal);
outVertexStream.WriteSkinnedVertex(v);
});
break;
case VertexBufferFormat.StaticPerPixel:
ConvertVertices(count, inVertexStream.ReadStaticPerPixelData, (v, i) => outVertexStream.WriteStaticPerPixelData(v));
break;
case VertexBufferFormat.StaticPerVertex:
ConvertVertices(count, inVertexStream.ReadStaticPerVertexData, (v, i) =>
{
v.Color1 = ConvertColorSpace(v.Color1);
v.Color2 = ConvertColorSpace(v.Color2);
v.Color3 = ConvertColorSpace(v.Color3);
v.Color4 = ConvertColorSpace(v.Color4);
v.Color5 = ConvertColorSpace(v.Color5);
outVertexStream.WriteStaticPerVertexData(v);
});
break;
// assume count has been fixed up before this
case VertexBufferFormat.AmbientPrt:
ConvertVertices(count, inVertexStream.ReadAmbientPrtData, (v, i) => outVertexStream.WriteAmbientPrtData(v));
break;
case VertexBufferFormat.LinearPrt:
ConvertVertices(count, inVertexStream.ReadLinearPrtData, (v, i) =>
{
v.SHCoefficients = ConvertNormal(v.SHCoefficients);
outVertexStream.WriteLinearPrtData(v);
});
break;
case VertexBufferFormat.QuadraticPrt:
ConvertVertices(count, inVertexStream.ReadQuadraticPrtData, (v, i) => outVertexStream.WriteQuadraticPrtData(v));
break;
case VertexBufferFormat.StaticPerVertexColor:
ConvertVertices(count, inVertexStream.ReadStaticPerVertexColorData, (v, i) => outVertexStream.WriteStaticPerVertexColorData(v));
break;
case VertexBufferFormat.Decorator:
ConvertVertices(count, inVertexStream.ReadDecoratorVertex, (v, i) =>
{
v.Normal = ConvertVectorSpace(v.Normal);
outVertexStream.WriteDecoratorVertex(v);
});
break;
case VertexBufferFormat.World2:
vertexBuffer.Format = VertexBufferFormat.World;
goto case VertexBufferFormat.World;
/*
* case VertexBufferFormat.Unknown1A:
*
* var waterData = WaterData[CurrentWaterBuffer];
*
* // Reformat Vertex Buffer
* vertexBuffer.Format = VertexBufferFormat.World;
* vertexBuffer.VertexSize = 0x34;
* vertexBuffer.Count = waterData.IndexBufferLength;
*
* // Create list of indices for later use.
* Unknown1BIndices = new List<ushort>();
*
* for (int k = 0; k < waterData.PartData.Count(); k++)
* {
* Tuple<int, int, bool> currentPartData = waterData.PartData[k];
*
* // Not water, add garbage data
* if (currentPartData.Item3 == false)
* {
* for (int j = 0; j < currentPartData.Item2; j++)
* WriteUnusedWorldWaterData(outputStream);
* }
* else
* {
* ConvertVertices(currentPartData.Item2 / 3, inVertexStream.ReadUnknown1A, (v, i) =>
* {
* // Store current stream position
* var tempStreamPosition = inputStream.Position;
*
* // Open previous world buffer (H3)
* var worldVertexBufferBasePosition = OriginalBufferOffsets[OriginalBufferOffsets.Count() - 3];
* inputStream.Position = worldVertexBufferBasePosition;
*
* for (int j = 0; j < 3; j++)
* {
* inputStream.Position = 0x20 * v.Vertices[j] + worldVertexBufferBasePosition;
*
* WorldVertex w = inVertexStream.ReadWorldVertex();
*
* Unknown1BIndices.Add(v.Indices[j]);
*
* // The last 2 floats in WorldWater are unknown.
*
* outVertexStream.WriteWorldWaterVertex(w);
* }
*
* // Restore position for reading the next vertex correctly
* inputStream.Position = tempStreamPosition;
* });
* }
* }
* break;
*
* case VertexBufferFormat.Unknown1B:
*
* var waterDataB = WaterData[CurrentWaterBuffer];
*
* // Adjust vertex size to match HO. Set count of vertices
*
* vertexBuffer.VertexSize = 0x18;
*
* var originalCount = vertexBuffer.Count;
* vertexBuffer.Count = waterDataB.IndexBufferLength;
*
* var basePosition = inputStream.Position;
* var unknown1BPosition = 0;
*
* for (int k = 0; k < waterDataB.PartData.Count(); k++)
* {
* Tuple<int, int, bool> currentPartData = waterDataB.PartData[k];
*
* // Not water, add garbage data
* if (currentPartData.Item3 == false)
* {
* for (int j = 0; j < currentPartData.Item2; j++)
* WriteUnusedUnknown1BData(outputStream);
* }
* else
* {
* for (int j = unknown1BPosition; j < Unknown1BIndices.Count() && j - unknown1BPosition < currentPartData.Item2; j++)
* {
* inputStream.Position = basePosition + 0x24 * Unknown1BIndices[j];
* ConvertVertices(1, inVertexStream.ReadUnknown1B, (v, i) => outVertexStream.WriteUnknown1B(v));
* unknown1BPosition++;
* }
* }
* }
*
* // Get to the end of Unknown1B in H3 data
* inputStream.Position = basePosition + originalCount * 0x24;
*
* CurrentWaterBuffer++;
*
* break;
*/
case VertexBufferFormat.ParticleModel:
ConvertVertices(count, inVertexStream.ReadParticleModelVertex, (v, i) =>
{
v.Normal = ConvertVectorSpace(v.Normal);
outVertexStream.WriteParticleModelVertex(v);
});
break;
case VertexBufferFormat.TinyPosition:
ConvertVertices(count, inVertexStream.ReadTinyPositionVertex, (v, i) =>
{
v.Position = ConvertPositionShort(v.Position);
v.Variant = (ushort)((v.Variant >> 8) & 0xFF);
v.Normal = ConvertNormal(v.Normal);
outVertexStream.WriteTinyPositionVertex(v);
});
break;
default:
throw new NotSupportedException(vertexBuffer.Format.ToString());
}
// set proper size of vertices
vertexBuffer.VertexSize = (short)outVertexStream.GetVertexSize(vertexBuffer.Format);
// set data
vertexBuffer.Data.Data = outputStream.ToArray();
}
}
