protected override SolidMeshVertex GetVertex(BinaryReader reader, SolidObjectMaterial material, int stride)
{
CarbonMaterial cm = (CarbonMaterial)material;
SolidMeshVertex vertex = new SolidMeshVertex();
InternalEffectID id = (InternalEffectID)cm.EffectId;
switch (id)
{
case InternalEffectID.WorldShader:
vertex.Position = BinaryUtil.ReadVector3(reader);
vertex.Normal = BinaryUtil.ReadVector3(reader);
vertex.Color = reader.ReadUInt32();
vertex.TexCoords = BinaryUtil.ReadVector2(reader);
break;
case InternalEffectID.skyshader:
vertex.Position = BinaryUtil.ReadVector3(reader);
vertex.Normal = BinaryUtil.ReadVector3(reader);
vertex.Color = reader.ReadUInt32();
vertex.TexCoords = BinaryUtil.ReadVector2(reader);
reader.BaseStream.Position += 8; // TODO: What's this additional D3DDECLUSAGE_TEXCOORD element?
break;
case InternalEffectID.WorldNormalMap:
case InternalEffectID.WorldReflectShader:
vertex.Position = BinaryUtil.ReadVector3(reader);
vertex.Normal = BinaryUtil.ReadVector3(reader);
vertex.Color = reader.ReadUInt32();
vertex.TexCoords = BinaryUtil.ReadVector2(reader);
vertex.Tangent = BinaryUtil.ReadVector3(reader);
reader.BaseStream.Position += 4; // skip W component of tangent vector
break;
case InternalEffectID.CarShader:
vertex.Position = BinaryUtil.ReadVector3(reader);
vertex.Normal = BinaryUtil.ReadVector3(reader);
vertex.Color = reader.ReadUInt32();
vertex.TexCoords = BinaryUtil.ReadVector2(reader);
vertex.Tangent = BinaryUtil.ReadVector3(reader);
break;
case InternalEffectID.CARNORMALMAP:
vertex.Position = BinaryUtil.ReadVector3(reader);
vertex.TexCoords = BinaryUtil.ReadVector2(reader);
vertex.Color = reader.ReadUInt32();
vertex.Normal = BinaryUtil.ReadVector3(reader);
vertex.Tangent = BinaryUtil.ReadVector3(reader);
break;
case InternalEffectID.GLASS_REFLECT:
vertex.Position = BinaryUtil.ReadVector3(reader);
vertex.TexCoords = BinaryUtil.ReadVector2(reader);
vertex.Color = reader.ReadUInt32();
vertex.Normal = BinaryUtil.ReadVector3(reader);
break;
case InternalEffectID.WATER:
vertex.Position = BinaryUtil.ReadVector3(reader);
vertex.Color = reader.ReadUInt32();
vertex.TexCoords = BinaryUtil.ReadVector2(reader);
vertex.Normal = BinaryUtil.ReadVector3(reader);
break;
default:
throw new Exception($"Unsupported effect in object {Name}: {id}");
}
return(vertex);
}
private SolidObject ReadObject(BinaryReader br, long size, SolidObject solidObject = null)
{
if (solidObject == null)
{
solidObject = new CarbonObject();
}
var endPos = br.BaseStream.Position + size;
while (br.BaseStream.Position < endPos)
{
var chunkId = br.ReadUInt32();
var chunkSize = br.ReadUInt32();
var chunkEndPos = br.BaseStream.Position + chunkSize;
if (chunkSize == 0)
{
continue;
}
if ((chunkId & 0x80000000) == 0x80000000)
{
solidObject = ReadObject(br, chunkSize, solidObject);
}
else
{
var padding = 0u;
while (br.ReadByte() == 0x11)
{
padding++;
}
br.BaseStream.Position--;
if (padding % 2 != 0)
{
padding--;
br.BaseStream.Position--;
}
chunkSize -= padding;
switch (chunkId)
{
case SolidListObjHeadChunk:
{
_namedMaterials = 0;
var header = BinaryUtil.ReadStruct <SolidObjectHeader>(br);
var name = BinaryUtil.ReadNullTerminatedString(br);
solidObject.Name = name;
solidObject.Hash = header.Hash;
solidObject.MinPoint = header.BoundsMin;
solidObject.MaxPoint = header.BoundsMax;
solidObject.Transform = header.Transform;
break;
}
// 12 40 13 00
case 0x00134012:
{
for (var j = 0; j < chunkSize / 8; j++)
{
solidObject.TextureHashes.Add(br.ReadUInt32());
br.BaseStream.Position += 4;
}
break;
}
case 0x134900:
{
var descriptor = BinaryUtil.ReadUnmanagedStruct <SolidObjectDescriptor>(br);
solidObject.MeshDescriptor = new SolidMeshDescriptor
{
Flags = descriptor.Flags,
HasNormals = true,
NumIndices = descriptor.NumIndices,
NumMats = descriptor.NumMats,
NumVertexStreams = descriptor.NumVertexStreams
};
break;
}
case 0x00134b02:
{
Debug.Assert(chunkSize % 144 == 0);
var numMats = chunkSize / 144;
var streamIndex = 0;
var lastEffectID = 0u;
for (var j = 0; j < numMats; j++)
{
var shadingGroup = BinaryUtil.ReadStruct <SolidObjectShadingGroup>(br);
if (j > 0 && shadingGroup.EffectId != lastEffectID)
{
streamIndex++;
}
var solidObjectMaterial = new CarbonMaterial
{
Flags = shadingGroup.Flags,
NumIndices = shadingGroup.NumTris * 3,
MinPoint = shadingGroup.BoundsMin,
MaxPoint = shadingGroup.BoundsMax,
NumVerts = shadingGroup.NumVerts,
TextureHash = solidObject.TextureHashes[shadingGroup.TextureNumber[0]],
EffectId = shadingGroup.EffectId,
VertexStreamIndex = streamIndex
};
solidObject.Materials.Add(solidObjectMaterial);
solidObject.MeshDescriptor.NumVerts += shadingGroup.NumVerts;
lastEffectID = shadingGroup.EffectId;
}
break;
}
case 0x134b01:
{
if (chunkSize > 0)
{
var vb = new byte[chunkSize];
var readSize = br.Read(vb, 0, vb.Length);
Debug.Assert(readSize == chunkSize);
solidObject.VertexBuffers.Add(vb);
}
break;
}
case 0x134b03:
{
foreach (var material in solidObject.Materials)
{
material.Indices = new ushort[material.NumIndices];
for (var j = 0; j < material.NumIndices; j++)
{
material.Indices[j] = br.ReadUInt16();
}
}
break;
}
case 0x00134c02:
{
if (chunkSize > 0)
{
solidObject.Materials[_namedMaterials++].Name =
BinaryUtil.ReadNullTerminatedString(br);
}
break;
}
default:
//Console.WriteLine($"0x{chunkId:X8} [{chunkSize}] @{br.BaseStream.Position}");
break;
}
}
br.BaseStream.Position = chunkEndPos;
}
return(solidObject);
}
