public static TextureMapEntry ReadTextureMapEntry(MemoryStream texMap, MEGame game, List <string> packageNames)
{
TextureMapEntry tme = new TextureMapEntry();
tme.Name = texMap.ReadStringASCII(texMap.ReadByte());
tme.CRC = texMap.ReadUInt32();
tme.Width = texMap.ReadInt16();
tme.Height = texMap.ReadInt16();
tme.PixelFormat = (PixelFormat)texMap.ReadByte();
tme.Flags = texMap.ReadByte();
int countPackages = texMap.ReadInt16();
for (int k = 0; k < countPackages; k++)
{
TextureMapPackageEntry matched = new TextureMapPackageEntry();
matched.UIndex = texMap.ReadInt32();
if (game == ME3ExplorerCore.Packages.MEGame.ME1)
{
var isSlaveTexture = texMap.ReadInt16();
if (isSlaveTexture != -1)
{
matched.IsSlave = true; //This file has external mips that point to a master package file
matched.MasterPackageName = texMap.ReadStringASCIINull();
}
matched.TextureOffset = texMap.ReadUInt32();
}
matched.NumEmptyMips = texMap.ReadByte();
matched.NumMips = texMap.ReadByte();
//matched.IsMovieTexture = (texture.flags == TextureProperty::TextureTypes::Movie);
var packageIndex = texMap.ReadInt16();
matched.RelativePackagePath = packageNames[packageIndex].Replace("\\", "/"); // Not sure what pkgs is
matched.PackageName = Path.GetFileName(matched.RelativePackagePath);
tme.ContainingPackages.Add(matched);
}
return(tme);
}
void ReadMaterial()
{
if (clyt.Materials.Count > 0)
{
throw new FormatException("Expecting just one mat1 section");
}
long baseOffset = reader.Stream.Position - 8;
int numMaterials = reader.ReadInt32();
while (numMaterials > 0)
{
// Read from table and jump to material
long offset = baseOffset + reader.ReadUInt32();
reader.Stream.PushToPosition(offset);
var material = new Material();
material.Name = reader.ReadString(0x14).Replace("\0", string.Empty);
for (int i = 0; i < material.TevConstantColors.Length; i++)
{
// TODO: Convert to RGBA
material.TevConstantColors[i] = reader.ReadUInt32();
}
uint flags = reader.ReadUInt32();
uint numTexMap = flags & 0x3;
uint numTexMatrix = (flags >> 2) & 0x3;
uint numTexCoordGen = (flags >> 4) & 0x3;
uint numTevStage = (flags >> 6) & 0x7;
bool hasAlphaCompare = ((flags >> 9) & 0x01) == 1;
bool hasBlendMode = ((flags >> 10) & 0x01) == 1;
material.UseTextureOnly = ((flags >> 11) & 0x01) == 1;
bool separateBlendMode = ((flags >> 12) & 0x01) == 1;
bool hasIndirectParam = ((flags >> 13) & 0x01) == 1;
uint numProjTexGenParam = (flags >> 14) & 0x03;
bool hasFontShadowParam = ((flags >> 16) & 0x01) == 1;
for (int i = 0; i < numTexMap; i++)
{
var entry = new TextureMapEntry();
entry.Index = reader.ReadUInt16();
byte flag1 = reader.ReadByte();
byte flag2 = reader.ReadByte();
entry.WrapS = (WrapMode)(flag1 & 0x3);
entry.WrapT = (WrapMode)(flag2 & 0x3);
entry.MinFilter = (TextureFilter)((flag1 >> 2) & 0x3);
entry.MagFilter = (TextureFilter)((flag2 >> 2) & 0x3);
material.TexMapEntries.Add(entry);
}
for (int i = 0; i < numTexMatrix; i++)
{
var entry = new TextureMatrixEntry();
entry.Translation = new Vector2(reader.ReadSingle(), reader.ReadSingle());
entry.Rotation = reader.ReadSingle();
entry.Scale = new Vector2(reader.ReadSingle(), reader.ReadSingle());
material.TexMatrixEntries.Add(entry);
}
for (int i = 0; i < numTexCoordGen; i++)
{
material.TextureCoordGen.Add(reader.ReadSingle());
}
for (int i = 0; i < numTevStage; i++)
{
var stage = new TevStage();
stage.Param1 = reader.ReadUInt32();
stage.Param2 = reader.ReadUInt32();
stage.Param3 = reader.ReadUInt32();
material.TevStages.Add(stage);
}
if (hasAlphaCompare)
{
material.AlphaCompare = new AlphaCompare {
Function = reader.ReadUInt32(),
Reference = reader.ReadSingle(),
};
}
if (hasBlendMode)
{
material.ColorBlendMode = new BlendMode {
BlendOperator = reader.ReadByte(),
SourceFactor = reader.ReadByte(),
DestinationFactor = reader.ReadByte(),
LogicOperator = reader.ReadByte(),
};
}
if (separateBlendMode)
{
material.AlphaBlendMode = new BlendMode {
BlendOperator = reader.ReadByte(),
SourceFactor = reader.ReadByte(),
DestinationFactor = reader.ReadByte(),
LogicOperator = reader.ReadByte(),
};
}
if (hasIndirectParam || numProjTexGenParam > 0 || hasFontShadowParam)
{
Console.WriteLine($"WARN: Material ({material.Name}) with unknown sections.");
}
clyt.Materials.Add(material);
reader.Stream.PopPosition();
numMaterials--;
}
}
public static Dictionary <uint, TextureMapEntry> LoadTextureMap(MEGame game)
{
// Read the vanilla file name table
List <string> packageNames = null;
{
using var stream = File.OpenRead(Path.Combine(App.ExecFolder, @"TextureMap", $@"vanilla{game}.bin"));
if (stream.ReadStringASCII(4) != @"MD5T")
{
throw new Exception(@"Header of MD5 table doesn't match expected value!");
}
//Decompress
var decompressedSize = stream.ReadInt32();
//var compressedSize = stream.Length - stream.Position;
var compressedBuffer = stream.ReadToBuffer(stream.Length - stream.Position);
var decompressedBuffer = LZMA.Decompress(compressedBuffer, (uint)decompressedSize);
if (decompressedBuffer.Length != decompressedSize)
{
throw new Exception(@"Vanilla database failed to decompress");
}
//Read
MemoryStream table = new MemoryStream(decompressedBuffer);
int numEntries = table.ReadInt32();
packageNames = new List <string>(numEntries);
//Package names
for (int i = 0; i < numEntries; i++)
{
//Read entry
packageNames.Add(table.ReadStringASCIINull().Replace('/', '\\').TrimStart('\\'));
}
}
var tmf = Path.Combine(App.ExecFolder, @"TextureMap", $@"vanilla{game}Map.bin");
using var fs = File.OpenRead(tmf);
// read the precomputed vanilla texture map.
// this map will help identify vanilla textures
var magic = fs.ReadInt32();
if (magic != 0x504D5443)
{
throw new Exception(@"Invalid precomputed texture map! Wrong magic");
}
var decompSize = fs.ReadUInt32();
byte[] compresssed = fs.ReadToBuffer(fs.ReadInt32());
var texMap = new MemoryStream(LZMA.Decompress(compresssed, decompSize));
texMap.Seek(8, SeekOrigin.Begin); // skip magic, ???
var textureCount = texMap.ReadInt32();
Dictionary <uint, TextureMapEntry> map = new Dictionary <uint, TextureMapEntry>(textureCount);
for (int i = 0; i < textureCount; i++)
{
var entry = TextureMapEntry.ReadTextureMapEntry(texMap, game, packageNames);
map[entry.CRC] = entry;
}
return(map);
}
void ReadMaterial()
{
if (clyt.Materials.Count > 0)
{
throw new FormatException("Expecting just one mat1 section");
}
long baseOffset = reader.Stream.Position - 8;
int numMaterials = reader.ReadInt32();
while (numMaterials > 0)
{
// Read from table and jump to material
long offset = baseOffset + reader.ReadUInt32();
reader.Stream.PushToPosition(offset);
var material = new Material();
material.Name = reader.ReadString(0x14).Replace("\0", string.Empty);
for (int i = 0; i < material.TevConstantColors.Length; i++)
{
// TODO: Convert to RGBA
material.TevConstantColors[i] = reader.ReadUInt32();
}
uint flags = reader.ReadUInt32();
uint numTexMap = flags & 0x3;
uint numTexMatrix = (flags >> 2) & 0x3;
uint numTexCoordGen = (flags >> 4) & 0x3;
uint numTevStage = (flags >> 6) & 0x7;
uint hasAlphaCompare = (flags >> 9) & 0x01;
uint hasBlendMode = (flags >> 10) & 0x01;
material.UseTextureOnly = ((flags >> 11) & 0x01) == 1;
uint separateBlendMode = (flags >> 12) & 0x01;
uint hasIndirectParam = (flags >> 13) & 0x01;
uint numProjTexGenParam = (flags >> 14) & 0x03;
uint hasFontShadowParam = (flags >> 16) & 0x01;
uint texMapOffset = 0x34;
uint texMatrixOffset = texMapOffset + (numTexMap * 4);
uint texCoordGenOffset = texMatrixOffset + (numTexMatrix * 0x14);
uint tevStageOffset = texCoordGenOffset + (numTexCoordGen * 4);
uint alphaCompareOffset = tevStageOffset + (numTevStage * 0xC);
uint blendModeOffset = alphaCompareOffset + 0x8;
reader.Stream.Seek(offset + texMapOffset);
for (int i = 0; i < numTexMap; i++)
{
var entry = new TextureMapEntry();
entry.Index = reader.ReadUInt16();
byte flag1 = reader.ReadByte();
byte flag2 = reader.ReadByte();
entry.WrapS = (WrapMode)(flag1 & 0x3);
entry.WrapT = (WrapMode)(flag2 & 0x3);
entry.MinFilter = (TextureFilter)((flag1 >> 2) & 0x3);
entry.MagFilter = (TextureFilter)((flag2 >> 2) & 0x3);
material.TexMapEntries.Add(entry);
}
reader.Stream.Seek(offset + texMatrixOffset);
for (int i = 0; i < numTexMatrix; i++)
{
var entry = new TextureMatrixEntry();
entry.Translation = new Vector2(reader.ReadSingle(), reader.ReadSingle());
entry.Rotation = reader.ReadSingle();
entry.Scale = new Vector2(reader.ReadSingle(), reader.ReadSingle());
material.TexMatrixEntries.Add(entry);
}
reader.Stream.Seek(offset + texCoordGenOffset);
for (int i = 0; i < numTexCoordGen; i++)
{
material.TextureCoordGen.Add(reader.ReadSingle());
}
// TODO: Find a bclyt with the rest of sections
clyt.Materials.Add(material);
reader.Stream.PopPosition();
numMaterials--;
}
}
