static vtfheader ReadHeader(BinaryReader BR)
{
//BR.BaseStream.Seek (0, SeekOrigin.Begin);
vtfheader header = new vtfheader();
header.signature = new string (BR.ReadChars(4));
header.version = new uint[] { BR.ReadUInt32(), BR.ReadUInt32() };
header.headerSize = BR.ReadUInt32();
header.width = (short)BR.ReadUInt16();
header.height = (short)BR.ReadUInt16();
header.flags = BR.ReadUInt32();
header.frames = BR.ReadUInt16();
header.firstFrame = BR.ReadUInt16();
header.padding0 = BR.ReadBytes(4);
header.reflectivity = new Vector3(BR.ReadSingle(), BR.ReadSingle(), BR.ReadSingle());
header.padding1 = BR.ReadBytes(4);
header.bumpmapScale = BR.ReadSingle();
header.highResImageFormat = (VTFImageFormat)BR.ReadUInt32();
header.mipmapCount = BR.ReadByte();
header.lowResImageFormat = (VTFImageFormat)BR.ReadUInt32();
header.lowResImageWidth = BR.ReadByte();
header.lowResImageHeight = BR.ReadByte();
header.depth = BR.ReadUInt16();
return(header);
}
static void ReadData(BinaryReader BR, vtfheader header, out byte[] data, out uint dataSize, out byte[] ThumbData, out uint thumbSize)
{
dataSize = ComputeImageSize(header.width, header.height, header.mipmapCount, header.frames, header.highResImageFormat);
thumbSize = ComputeImageSize(header.lowResImageWidth, header.lowResImageHeight, header.lowResImageFormat);
uint ThumbnailDataOffset = 0;
uint ImageDataOffset = 0;
ThumbnailDataOffset = header.headerSize;
ImageDataOffset = ThumbnailDataOffset + thumbSize;
BR.BaseStream.Seek(ThumbnailDataOffset, SeekOrigin.Begin);
ThumbData = BR.ReadBytes((int)thumbSize);
BR.BaseStream.Seek(ImageDataOffset, SeekOrigin.Begin);
data = BR.ReadBytes((int)dataSize);
}
public static Texture2D LoadFile(string name)
{
BinaryReader BR;
string path = "";
if (!name.Contains(".vtf"))
{
name += ".vtf";
}
path = ResourceManager.GetPath("materials/" + name);
if (path == null)
{
// Debug.LogWarning("materials/"+name+".vtf: Not Found");
return(null);
}
BR = new BinaryReader(File.Open(path, FileMode.Open));
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(name, header, ImageData));
}
static Texture2D CreateTexture(string name, vtfheader header, byte[] ImageData, bool asNormalMap, bool useCompression)
{
bool isLinear = false;
bool usesMipMaps = true;
Texture2D temp;
if (asNormalMap == true)
{
if ((header.flags & IMAGE_FLAG_NORMAL_MAP) != 0)
{
isLinear = true;
}
else
{
return(null);
}
}
if (header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_DXT5)
{
temp = new Texture2D((int)header.width, (int)header.height, TextureFormat.DXT5, false);
int offset = (header.width * header.height);
byte[] buf = new byte[offset];
Buffer.BlockCopy(ImageData, ImageData.Length - offset, buf, 0, offset);
temp.LoadRawTextureData(buf);
temp.Apply(true);
//if(remipmap)
//{
Color32[] tempCol = temp.GetPixels32();
if (asNormalMap)
{
for (int i = 0; i < tempCol.Length; i++)
{
tempCol[i] = new Color32(tempCol[i].r, (byte)(0xff - tempCol[i].g), tempCol[i].b, tempCol[i].a);
}
}
temp = new Texture2D((int)header.width, (int)header.height, TextureFormat.RGBA32, usesMipMaps, isLinear);
temp.SetPixels32(tempCol);
temp.Apply(true);
if (useCompression)
{
temp.Compress(true);
}
//}
temp.name = name;
//if ((header.flags & 4) != 0)
// temp.
//Debug.Log("Texture loaded "+header.width+"x"+header.height);
return(temp);
}
if (header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_DXT1)
{
temp = new Texture2D((int)header.width, (int)header.height, TextureFormat.DXT1, false);
int offset = ((header.width * header.height) / 2) * header.frames;
byte[] buf = new byte[offset];
Buffer.BlockCopy(ImageData, ImageData.Length - offset, buf, 0, offset);
temp.LoadRawTextureData(buf);
temp.Apply();
//if(remipmap)
//{
Color32[] tempCol = temp.GetPixels32();
if (asNormalMap)
{
for (int i = 0; i < tempCol.Length; i++)
{
tempCol[i] = new Color32(tempCol[i].r, tempCol[i].g, tempCol[i].b, tempCol[i].a);
}
}
temp = new Texture2D((int)header.width, (int)header.height, TextureFormat.RGBA32, usesMipMaps, isLinear);
temp.SetPixels32(tempCol);
temp.Apply(true);
if (useCompression)
{
temp.Compress(true);
}
//}
temp.name = name;
//Debug.Log("Texture loaded "+header.width+"x"+header.height);
return(temp);
}
if (header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_RGBA8888 ||
header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_ABGR8888 ||
header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_RGB888 ||
header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_BGR888 ||
header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_BGRA8888 ||
header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_ARGB8888 ||
header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_A8)
{
int mipOffset = CalculateVTFMipOffset(header.width, header.height, header.mipmapCount);
int byteCount = 0;
byte[] pixelIndices = new byte[4];
switch (header.highResImageFormat)
{
case VTFImageFormat.IMAGE_FORMAT_RGBA8888:
byteCount = 4;
pixelIndices[0] = 0; pixelIndices[1] = 1; pixelIndices[2] = 2; pixelIndices[3] = 3;
break;
case VTFImageFormat.IMAGE_FORMAT_ABGR8888:
byteCount = 4;
pixelIndices[0] = 3; pixelIndices[1] = 2; pixelIndices[2] = 1; pixelIndices[3] = 0;
break;
case VTFImageFormat.IMAGE_FORMAT_RGB888:
byteCount = 3;
pixelIndices[0] = 0; pixelIndices[1] = 1; pixelIndices[2] = 2; pixelIndices[3] = 0xff;
break;
case VTFImageFormat.IMAGE_FORMAT_BGR888:
byteCount = 3;
pixelIndices[0] = 2; pixelIndices[1] = 1; pixelIndices[2] = 0; pixelIndices[3] = 0xff;
break;
case VTFImageFormat.IMAGE_FORMAT_BGRA8888:
byteCount = 4;
pixelIndices[0] = 2; pixelIndices[1] = 1; pixelIndices[2] = 0; pixelIndices[3] = 3;
break;
case VTFImageFormat.IMAGE_FORMAT_ARGB8888:
byteCount = 4;
pixelIndices[0] = 1; pixelIndices[1] = 2; pixelIndices[2] = 3; pixelIndices[3] = 0;
break;
case VTFImageFormat.IMAGE_FORMAT_A8:
byteCount = 1;
pixelIndices[0] = 0xff; pixelIndices[1] = 0xff; pixelIndices[2] = 0xff; pixelIndices[3] = 0;
break;
default:
return(null);
}
temp = new Texture2D((int)header.width, (int)header.height, TextureFormat.RGB24, usesMipMaps, isLinear);
Color32[] colors = new Color32[header.width * header.height];
if (asNormalMap)
{
for (int i = 0; i < header.width * header.height; i++)
{
colors[i] = new Color32(
pixelIndices[0] != 255 ?
ImageData[(mipOffset * byteCount) + (i * byteCount) + pixelIndices[0]] : (byte)0xff,
pixelIndices[1] != 255 ?
(byte)(0xff - ImageData[(mipOffset * byteCount) + (i * byteCount) + pixelIndices[1]]) : (byte)0xff,
pixelIndices[2] != 255 ?
ImageData[(mipOffset * byteCount) + (i * byteCount) + pixelIndices[2]] : (byte)0xff,
pixelIndices[3] != 255 ?
ImageData[(mipOffset * byteCount) + (i * byteCount) + pixelIndices[3]] : (byte)0xff);
}
}
else
{
for (int i = 0; i < header.width * header.height; i++)
{
colors[i] = new Color32(
pixelIndices[0] != 255 ?
ImageData[(mipOffset * byteCount) + (i * byteCount) + pixelIndices[0]] : (byte)0xff,
pixelIndices[2] != 255 ?
ImageData[(mipOffset * byteCount) + (i * byteCount) + pixelIndices[1]] : (byte)0xff,
pixelIndices[2] != 255 ?
ImageData[(mipOffset * byteCount) + (i * byteCount) + pixelIndices[2]] : (byte)0xff,
pixelIndices[3] != 255 ?
ImageData[(mipOffset * byteCount) + (i * byteCount) + pixelIndices[3]] : (byte)0xff);
}
}
temp.SetPixels32(colors);
temp.Apply();
temp.name = name;
//Debug.Log("Texture loaded "+header.width+"x"+header.height);
return(temp);
}
Debug.LogWarning(name + " Unsuported Texture Format" + header.highResImageFormat);
return(null);
}
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));
}
}
static Texture2D CreateTexture(string name, vtfheader header, byte[] ImageData)
{
Texture2D temp;
if (header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_DXT5)
{
temp = new Texture2D((int)header.width, (int)header.height, TextureFormat.DXT5, false);
int offset = (header.width * header.height);
byte[] buf = new byte[offset];
Buffer.BlockCopy(ImageData, ImageData.Length - offset, buf, 0, offset);
temp.LoadRawTextureData(buf);
temp.Apply(true);
//if(remipmap)
//{
// Color32[] tempCol = temp.GetPixels32();
// temp = new Texture2D((int)header.width, (int)header.height, TextureFormat.RGBA32, true);
// temp.SetPixels32(tempCol);
// temp.Apply(true);
// temp.Compress(true);
//}
temp.name = name;
//if ((header.flags & 4) != 0)
// temp.
//Debug.Log("Texture loaded "+header.width+"x"+header.height);
return(temp);
}
if (header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_DXT1)
{
temp = new Texture2D((int)header.width, (int)header.height, TextureFormat.DXT1, false);
int offset = ((header.width * header.height) / 2) * header.frames;
byte[] buf = new byte[offset];
Buffer.BlockCopy(ImageData, ImageData.Length - offset, buf, 0, offset);
temp.LoadRawTextureData(buf);
temp.Apply();
//if(remipmap)
//{
Color32[] tempCol = temp.GetPixels32();
temp = new Texture2D((int)header.width, (int)header.height, TextureFormat.RGBA32, true);
temp.SetPixels32(tempCol);
temp.Apply(true);
temp.Compress(true);
//}
temp.name = name;
//Debug.Log("Texture loaded "+header.width+"x"+header.height);
return(temp);
}
if (header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_BGR888)
{
temp = new Texture2D((int)header.width, (int)header.height, TextureFormat.RGB24, true);
Color32[] colors = new Color32[header.width * header.height];
for (int i = 0; i < header.width * header.height; i++)
{
colors[i] = new Color32(ImageData[i * 3 + 2], ImageData[i * 3 + 1], ImageData[i * 3], 255);
}
temp.SetPixels32(colors);
temp.Apply();
temp.name = name;
//Debug.Log("Texture loaded "+header.width+"x"+header.height);
return(temp);
}
if (header.highResImageFormat == VTFImageFormat.IMAGE_FORMAT_BGRA8888)
{
temp = new Texture2D((int)header.width, (int)header.height, TextureFormat.BGRA32, false);
/*Color32[] colors = new Color32[header.width * header.height];
* for(int i=0; i<header.width * header.height; i++)
* {
* colors[i] = new Color32(ImageData[i*3+2],ImageData[i*3+1],ImageData[i*3],ImageData[i*3+3]);
* }
* temp.SetPixels32(colors);*/
int imageSize = header.width * header.height * 4;
//int offset = imageSize*header.frames;
Debug.Log("ImageData length " + ImageData.Length /*+" offset "+offset*/ + " Image size " + imageSize + " frames " + header.frames);
byte[] buf = new byte[imageSize];
Buffer.BlockCopy(ImageData, ImageData.Length - imageSize, buf, 0, imageSize);
temp.LoadRawTextureData(buf);
temp.Apply();
temp.name = name;
//Debug.Log("Texture loaded "+header.width+"x"+header.height);
return(temp);
}
Debug.LogWarning(name + " Unsuported Texture Format" + header.highResImageFormat);
return(null);
}
