public override void StreamWriteData(BinaryWriter outstream)
{
outstream.Write(this.vert_count);
outstream.Write(Headers.Count);
foreach (GeometryHeader head in this.Headers)
{
outstream.Write(head.ItemSize);
outstream.Write((uint)head.ItemType);
}
List <Vector3> verts = this.verts;
int vert_pos = 0;
List <Vector3> normals = this.normals.ToList();
int norm_pos = 0;
List <GeometryWeightGroups> unknown_15s = this.weight_groups;
int unknown_15s_pos = 0;
List <Vector3> binormals = this.binormals;
int binormals_pos = 0;
List <Vector3> tangents = this.tangents;
int tangents_pos = 0;
List <byte[]> unknown_data = this.unknown_item_data;
int unknown_data_pos = 0;
foreach (GeometryHeader head in this.Headers)
{
if (head.ItemType == GeometryChannelTypes.POSITION)
{
for (int x = 0; x < this.vert_count; x++)
{
Vector3 vert = verts[vert_pos];
outstream.Write(vert.X);
outstream.Write(vert.Y);
outstream.Write(vert.Z);
vert_pos++;
}
}
else if (head.ItemType == GeometryChannelTypes.NORMAL)
{
for (int x = 0; x < this.vert_count; x++)
{
Vector3 norm = normals[norm_pos];
outstream.Write(norm.X);
outstream.Write(norm.Y);
outstream.Write(norm.Z);
norm_pos++;
}
}
else if (head.ItemType == GeometryChannelTypes.COLOR)
{
for (int x = 0; x < this.vert_count; x++)
{
this.vertex_colors[x].StreamWrite(outstream);
}
}
else if (head.ItemType == GeometryChannelTypes.BINORMAL)
{
for (int x = 0; x < this.vert_count; x++)
{
if (this.binormals.Count != this.vert_count)
{
outstream.Write(0.0f);
outstream.Write(0.0f);
outstream.Write(0.0f);
}
else
{
Vector3 binormal_entry = binormals[x];
outstream.Write(binormal_entry.X);
outstream.Write(binormal_entry.Y);
outstream.Write(binormal_entry.Z);
binormals_pos++;
}
}
}
else if (head.ItemType == GeometryChannelTypes.TANGENT)
{
for (int x = 0; x < this.vert_count; x++)
{
if (this.tangents.Count != this.vert_count)
{
outstream.Write(0.0f);
outstream.Write(0.0f);
outstream.Write(0.0f);
}
else
{
Vector3 tangent_entry = tangents[x];
outstream.Write(tangent_entry.X);
outstream.Write(tangent_entry.Y);
outstream.Write(tangent_entry.Z);
tangents_pos++;
}
}
}
else if (head.ItemType == GeometryChannelTypes.BLENDINDICES)
{
for (int x = 0; x < this.vert_count; x++)
{
if (this.weight_groups.Count != this.vert_count)
{
outstream.Write(0.0f);
outstream.Write(0.0f);
}
else
{
GeometryWeightGroups unknown_15_entry = unknown_15s[x];
unknown_15_entry.StreamWrite(outstream);
unknown_15s_pos++;
}
}
}
else if (head.ItemType == GeometryChannelTypes.BLENDWEIGHT)
{
if (head.ItemSize == 4)
{
Log.Default.Warn("Section {0} has four weights", this.HashName.String);
}
for (int x = 0; x < this.vert_count; x++)
{
Vector3 weight = this.weights.Count != this.vert_count ? Vector3.UnitX : weights[x];
outstream.Write(weight.X);
outstream.Write(weight.Y);
if (head.ItemSize == 3)
{
outstream.Write(weight.Z);
}
else if (head.ItemSize == 4)
{
outstream.Write(weight.Z);
outstream.Write(0.0f);
}
else if (head.ItemSize != 2)
{
throw new Exception("Cannot write bad header BLENDWEIGHT s=" + head.ItemSize);
}
}
}
else if (head.ItemType >= GeometryChannelTypes.TEXCOORD0 &&
head.ItemType <= GeometryChannelTypes.TEXCOORD7)
{
int idx = head.ItemType - GeometryChannelTypes.TEXCOORD0;
for (int x = 0; x < this.vert_count; x++)
{
Vector2 uv = UVs[idx][x];
outstream.Write(uv.X);
outstream.Write(-uv.Y);
}
}
else
{
outstream.Write(unknown_data[unknown_data_pos]);
unknown_data_pos++;
}
}
outstream.Write(this.HashName.Hash);
if (this.remaining_data != null)
{
outstream.Write(this.remaining_data);
}
}
public Geometry(BinaryReader instream, SectionHeader section) : this()
{
this.SectionId = section.id;
// Count of everysingle item in headers (Verts, Normals, UVs, UVs for normalmap, Colors, Unknown 20, Unknown 21, etc)
this.vert_count = instream.ReadUInt32();
//Count of all headers for items in this section
uint header_count = instream.ReadUInt32();
UInt32 calc_size = 0;
for (int x = 0; x < header_count; x++)
{
GeometryHeader header = new GeometryHeader();
header.ItemSize = instream.ReadUInt32();
header.ItemType = (GeometryChannelTypes)instream.ReadUInt32();
calc_size += header.ItemSizeBytes;
this.Headers.Add(header);
}
foreach (GeometryHeader head in this.Headers)
{
//Console.WriteLine("Header type: " + head.item_type + " Size: " + head.item_size);
if (head.ItemType == GeometryChannelTypes.POSITION)
{
verts.Capacity = (int)vert_count + 1;
for (int x = 0; x < this.vert_count; x++)
{
Vector3 vert = new Vector3();
vert.X = instream.ReadSingle();
vert.Y = instream.ReadSingle();
vert.Z = instream.ReadSingle();
this.verts.Add(vert);
}
}
else if (head.ItemType == GeometryChannelTypes.NORMAL)
{
normals.Capacity = (int)vert_count + 1;
for (int x = 0; x < this.vert_count; x++)
{
Vector3 norm = new Vector3();
norm.X = instream.ReadSingle();
norm.Y = instream.ReadSingle();
norm.Z = instream.ReadSingle();
this.normals.Add(norm);
}
}
else if (head.ItemType == GeometryChannelTypes.COLOR0)
{
vertex_colors.Capacity = (int)vert_count + 1;
for (int x = 0; x < this.vert_count; x++)
{
this.vertex_colors.Add(new GeometryColor(instream));
}
}
//Below is unknown data
else if (head.ItemType == GeometryChannelTypes.BINORMAL0)
{
binormals.Capacity = (int)vert_count + 1;
for (int x = 0; x < this.vert_count; x++)
{
Vector3 binormal_entry = new Vector3();
binormal_entry.X = instream.ReadSingle();
binormal_entry.Y = instream.ReadSingle();
binormal_entry.Z = instream.ReadSingle();
this.binormals.Add(binormal_entry);
}
}
else if (head.ItemType == GeometryChannelTypes.TANGENT0)
{
tangents.Capacity = (int)vert_count + 1;
for (int x = 0; x < this.vert_count; x++)
{
Vector3 tangent_entry = new Vector3();
tangent_entry.X = instream.ReadSingle();
tangent_entry.Y = instream.ReadSingle();
tangent_entry.Z = instream.ReadSingle();
this.tangents.Add(tangent_entry);
}
}
//Weight Groups
else if (head.ItemType == GeometryChannelTypes.BLENDINDICES0)
{
weight_groups.Capacity = (int)vert_count + 1;
for (int x = 0; x < this.vert_count; x++)
{
GeometryWeightGroups unknown_15_entry = new GeometryWeightGroups(instream);
this.weight_groups.Add(unknown_15_entry);
}
}
//Weights
else if (head.ItemType == GeometryChannelTypes.BLENDWEIGHT0)
{
if (head.ItemSize == 4)
{
Log.Default.Warn("Section {0} has four weights", this.SectionId);
}
weights.Capacity = (int)vert_count + 1;
for (int x = 0; x < this.vert_count; x++)
{
Vector3 unknown_17_entry = new Vector3();
unknown_17_entry.X = instream.ReadSingle();
unknown_17_entry.Y = instream.ReadSingle();
if (head.ItemSize == 3)
{
unknown_17_entry.Z = instream.ReadSingle();
}
else if (head.ItemSize == 4)
{
unknown_17_entry.Z = instream.ReadSingle();
var tmp = instream.ReadSingle();
if (tmp != 0)
{
Log.Default.Warn("Nonzero fourth weight in {0} vtx {1} (is {2})", this.SectionId, x, tmp);
}
}
else if (head.ItemSize != 2)
{
throw new Exception("Bad BLENDWEIGHT0 item size " + head.ItemSize);
}
this.weights.Add(unknown_17_entry);
}
}
else if (head.ItemType >= GeometryChannelTypes.TEXCOORD0 &&
head.ItemType <= GeometryChannelTypes.TEXCOORD7)
{
int idx = head.ItemType - GeometryChannelTypes.TEXCOORD0;
for (int x = 0; x < vert_count; x++)
{
// Previously, the Y was only inverted on the TEXCOORD0 channel, and
// not on the TEXCOORD1 channel. I assume that was incorrect, TODO check?
Vector2 uv = new Vector2 {
X = instream.ReadSingle(), Y = -instream.ReadSingle()
};
UVs[idx].Add(uv);
}
}
else
{
this.unknown_item_data.Add(
instream.ReadBytes((int)(head.ItemSizeBytes * this.vert_count)));
}
}
this.HashName = new HashName(instream.ReadUInt64());
this.remaining_data = null;
long sect_end = section.offset + 12 + section.size;
if (sect_end > instream.BaseStream.Position)
{
// If exists, this contains hashed name for this geometry (see hashlist.txt)
remaining_data = instream.ReadBytes((int)(sect_end - instream.BaseStream.Position));
}
}