static troikaTextureHeader ReadTroikaTextureHeader(BinaryReader BR)
{
troikaTextureHeader header = new troikaTextureHeader();
header.signature = new string (BR.ReadChars(4));
header.numVTF = BR.ReadUInt16();
header.flags = BR.ReadUInt16();
header.VTFSize = BR.ReadUInt32();
return(header);
}
public static Texture2D LoadFile(string name, bool asNormalMap)
{
BinaryReader BR;
string path = "";
string fullName = "";
bool isTTFile = IsTTFileLoad(name);
if (!isTTFile)
{
if (!name.Contains(".vtf"))
{
fullName = name + ".vtf";
}
path = ResourceManager.GetPath("materials/" + fullName);
if (path == null)
{
// Debug.LogWarning("materials/"+name+".vtf: Not Found");
return(null);
}
BR = new BinaryReader(File.Open(path, FileMode.Open));
BR.BaseStream.Seek(0, SeekOrigin.Begin);
vtfheader header = ReadHeader(BR);
byte[] ImageData;
uint ImageDataSize;
byte[] ThumbnailImageData;
uint ThumbnailDataSize;
ReadData(BR, header, out ImageData, out ImageDataSize, out ThumbnailImageData, out ThumbnailDataSize);
BR.BaseStream.Dispose();
//return CreateThumbnailTexture (name);
return(CreateTexture(fullName, header, ImageData, asNormalMap, true));
}
else
{
if (!name.Contains(".tth"))
{
fullName = name + ".tth";
}
path = ResourceManager.GetPath("materials/" + fullName);
if (path == null)
{
// Debug.LogWarning("materials/"+name+".tth: Not Found");
return(null);
}
BR = new BinaryReader(File.Open(path, FileMode.Open));
BR.BaseStream.Seek(0, SeekOrigin.Begin);
troikaTextureHeader tkheader = ReadTroikaTextureHeader(BR);
BR.BaseStream.Seek(-tkheader.VTFSize, SeekOrigin.End);
vtfheader header = ReadHeader(BR);
BR.BaseStream.Dispose();
if (!name.Contains(".ttz"))
{
fullName = name + ".ttz";
}
path = ResourceManager.GetPath("materials/" + fullName);
if (path == null)
{
// Debug.LogWarning("materials/"+name+".tth: Not Found");
return(null);
}
MemoryStream outputMemoryStream = new MemoryStream();
byte[] queueBuffer = new byte[4096];
DeflateStream zstream = new DeflateStream(File.Open(path, FileMode.Open), CompressionMode.Decompress);
while (true)
{
int readBytes = zstream.Read(queueBuffer, 0, 4096);
if (readBytes == 0)
{
break;
}
else
{
outputMemoryStream.Write(queueBuffer, 0, readBytes);
}
}
zstream.Dispose();
BR = new BinaryReader(outputMemoryStream);
BR.BaseStream.Seek(0, SeekOrigin.Begin);
byte[] ImageData;
uint ImageDataSize;
byte[] ThumbnailImageData;
uint ThumbnailDataSize;
ReadData(BR, header, out ImageData, out ImageDataSize, out ThumbnailImageData, out ThumbnailDataSize);
BR.BaseStream.Dispose();
//return CreateThumbnailTexture (name);
return(CreateTexture(fullName, header, ImageData, asNormalMap, true));
}
}
