protected void GetTextureDefinitions_Retail()
{
_TextureDefinitions = new VRMTextureDefinition[_TextureCount];
try
{
long texStart = _HeaderLength;
FileStream iStream = new FileStream(_FilePath, FileMode.Open, FileAccess.Read);
BinaryReader iReader = new BinaryReader(iStream);
iStream.Seek(texStart, SeekOrigin.Begin);
for (int textureNum = 0; textureNum < _TextureCount; textureNum++)
{
_TextureDefinitions[textureNum] = new VRMTextureDefinition();
// get the texture-wide information
_TextureDefinitions[textureNum].Offset = iStream.Position;
//iStream.Seek(texStart, SeekOrigin.Begin);
_TextureDefinitions[textureNum].Flags1 = iReader.ReadUInt16();
byte val2 = iReader.ReadByte();
byte val3 = iReader.ReadByte();
//if (val3 == 0)
//{
// throw new TextureFileException("Texture type was 0.");
//}
switch (val2)
{
case 0:
_TextureDefinitions[textureNum].BPP = 16;
break;
case 17:
_TextureDefinitions[textureNum].BPP = 32;
break;
}
_TextureDefinitions[textureNum].Type = val3;
switch (_TextureDefinitions[textureNum].Type)
{
case 0:
_TextureDefinitions[textureNum].Format = VRMFormat.PS2_ARGB;
break;
case 2:
// 6 seems to work too for PAL Raziel.
// Fallthrough.
case 6:
_TextureDefinitions[textureNum].Format = VRMFormat.PS2_8Bit_Indexed;
break;
default:
throw new NotImplementedException("Support for type '" + _TextureDefinitions[textureNum].Type.ToString() +
"' files is not yet implemented.");
}
ushort val4 = iReader.ReadUInt16();
ushort val5 = iReader.ReadUInt16();
_TextureDefinitions[textureNum].Width = val4;
_TextureDefinitions[textureNum].Height = val5;
uint val6 = iReader.ReadUInt32();
byte val7a = iReader.ReadByte();
byte val7b = iReader.ReadByte();
ushort val7c = iReader.ReadUInt16();
uint val8 = iReader.ReadUInt32();
uint val9 = iReader.ReadUInt32();
uint val10 = iReader.ReadUInt32();
uint val11 = iReader.ReadUInt32();
int subTexCount = val7a + 1;
_TextureDefinitions[textureNum].SubTextures = new VRMSubTextureDefinition[subTexCount];
long subTextureOffset = iStream.Position;
long subTextureLength = 0;
uint subTextureType = 0;
int subSize = iReader.ReadUInt16();
iStream.Seek(2, SeekOrigin.Current);
switch (_TextureDefinitions[textureNum].Format)
{
case VRMFormat.PS2_8Bit_Indexed:
// get the palette first
long paletteSize = (long)(_TextureBlockSize * subSize);
subTextureLength = paletteSize + _SubTextureHeaderLength;
// not doing anything with this yet
uint paletteVal1 = iReader.ReadUInt32();
// skip the rest of the header
iStream.Seek(8, SeekOrigin.Current);
VRMPaletteDefinition pal = new VRMPaletteDefinition();
pal.Offset = subTextureOffset;
pal.Length = subTextureLength;
switch (paletteSize)
{
case 512:
pal.BPP = 16;
break;
case 1024:
pal.BPP = 32;
break;
}
_TextureDefinitions[textureNum].Palette = pal;
iStream.Seek(subTextureLength - _SubTextureHeaderLength, SeekOrigin.Current);
subTextureOffset = iStream.Position;
subSize = iReader.ReadUInt16();
iStream.Seek(2, SeekOrigin.Current);
break;
default:
break;
}
int mipMapWidth = _TextureDefinitions[textureNum].Width;
int mipMapHeight = _TextureDefinitions[textureNum].Height;
for (int subTexNum = 0; subTexNum < subTexCount; subTexNum++)
{
long subTextureSize = (long)(_TextureBlockSize * subSize);
subTextureLength = subTextureSize + _SubTextureHeaderLength;
uint subTextureVal1 = iReader.ReadUInt32();
subTextureType = subTextureVal1;
// skip the rest of the header
iStream.Seek(8, SeekOrigin.Current);
VRMSubTextureDefinition subTex = new VRMSubTextureDefinition();
subTex.Offset = subTextureOffset;
subTex.Length = subTextureLength;
subTex.Type = subTextureType;
subTex.Width = mipMapWidth;
subTex.Height = mipMapHeight;
_TextureDefinitions[textureNum].SubTextures[subTexNum] = subTex;
iStream.Seek(subTextureLength - _SubTextureHeaderLength, SeekOrigin.Current);
if (iStream.Position < iStream.Length)
{
subTextureOffset = iStream.Position;
subSize = iReader.ReadUInt16();
iStream.Seek(2, SeekOrigin.Current);
mipMapWidth = (mipMapWidth / 2);
mipMapHeight = (mipMapHeight / 2);
}
}
iStream.Seek(-4, SeekOrigin.Current);
_TextureDefinitions[textureNum].Length = iStream.Position - _TextureDefinitions[textureNum].Offset;
}
iReader.Close();
iStream.Close();
}
catch (Exception ex)
{
throw new TextureFileException("Error enumerating textures.", ex);
}
}
protected void GetTextureDefinitions_NTSCDemo()
{
_TextureDefinitions = new VRMTextureDefinition[_TextureCount];
try
{
long texStart = _HeaderLength;
FileStream iStream = new FileStream(_FilePath, FileMode.Open, FileAccess.Read);
BinaryReader iReader = new BinaryReader(iStream);
iStream.Seek(texStart, SeekOrigin.Begin);
for (int textureNum = 0; textureNum < _TextureCount; textureNum++)
{
_TextureDefinitions[textureNum] = new VRMTextureDefinition();
// get the texture-wide information
_TextureDefinitions[textureNum].Offset = iStream.Position;
//iStream.Seek(texStart, SeekOrigin.Begin);
_TextureDefinitions[textureNum].Flags1 = iReader.ReadUInt16();
byte val2 = iReader.ReadByte();
byte val3 = iReader.ReadByte();
//if (val3 == 0)
//{
// throw new TextureFileException("Texture type was 0.");
//}
switch (val2)
{
case 0:
_TextureDefinitions[textureNum].BPP = 16;
break;
case 17:
_TextureDefinitions[textureNum].BPP = 32;
break;
}
_TextureDefinitions[textureNum].Type = val3;
switch (_TextureDefinitions[textureNum].Type)
{
case 0:
_TextureDefinitions[textureNum].Format = VRMFormat.PS2_ARGB;
break;
case 2:
// 6 seems to work too for PAL Raziel.
// Fallthrough.
case 6:
_TextureDefinitions[textureNum].Format = VRMFormat.PS2_8Bit_Indexed;
break;
default:
throw new NotImplementedException("Support for type '" + _TextureDefinitions[textureNum].Type.ToString() +
"' files is not yet implemented.");
}
ushort val4 = iReader.ReadUInt16();
ushort val5 = iReader.ReadUInt16();
_TextureDefinitions[textureNum].Width = val4;
_TextureDefinitions[textureNum].Height = val5;
ushort val6a = iReader.ReadUInt16();
ushort val6b = iReader.ReadUInt16();
ushort val6c = iReader.ReadUInt16();
// (6a + 6b + 6c) * 4 = pallette length?
// ^^Probably not. Looks like fixed length of 0x200.
ushort val7c = iReader.ReadUInt16();
// 0x4000 // 0x80 * 0x80 // (length * height) / 1
// 0x1000 // 0x40 * 0x40 // (length * height) / 2
// 0x0400 // 0x20 * 0x20 // (length * height) / 4
// 0x0100 // 0x10 * 0x10 // (length * height) / 8
// 0x0040 // 0x08 * 0x08 // (length * height) / 16
// 0x0010 // 0x04 * 0x04 // (length * height) / 32
// =
// 0x5550
//int subTexCount = (_TextureDefinitions[textureNum].Format == VRMFormat.PS2_8Bit_Indexed) ? val6c + 1 : 1;
// AMF 29/07/14 - Safe to use val6c + 1 for everything afterall?
int subTexCount = val6c + 1;
_TextureDefinitions[textureNum].SubTextures = new VRMSubTextureDefinition[subTexCount];
long subTextureOffset = iStream.Position;
long subTextureLength = 0;
uint subTextureType = 0;
switch (_TextureDefinitions[textureNum].Format)
{
case VRMFormat.PS2_8Bit_Indexed:
VRMPaletteDefinition pal = new VRMPaletteDefinition();
pal.Offset = subTextureOffset;
pal.Length = 0x200;
pal.BPP = 16;
iStream.Seek(pal.Length, SeekOrigin.Current);
//pal.Length = subTextureLength;
//switch (paletteSize)
//{
// case 512:
// pal.BPP = 16;
// break;
// case 1024:
// pal.BPP = 32;
// break;
//}
_TextureDefinitions[textureNum].Palette = pal;
subTextureOffset = iStream.Position;
break;
default:
break;
}
int mipMapWidth = _TextureDefinitions[textureNum].Width;
int mipMapHeight = _TextureDefinitions[textureNum].Height;
for (int subTexNum = 0; subTexNum < subTexCount; subTexNum++)
{
if (_TextureDefinitions[textureNum].Format == VRMFormat.PS2_8Bit_Indexed)
{
subTextureLength = mipMapWidth * mipMapHeight;
}
else
{
subTextureLength = (_TextureDefinitions[textureNum].BPP >> 3) * mipMapWidth * mipMapHeight;
}
VRMSubTextureDefinition subTex = new VRMSubTextureDefinition();
subTex.Offset = subTextureOffset;
subTex.Length = subTextureLength;
subTex.Type = subTextureType; // ?
subTex.Width = mipMapWidth;
subTex.Height = mipMapHeight;
_TextureDefinitions[textureNum].SubTextures[subTexNum] = subTex;
iStream.Seek(subTextureLength, SeekOrigin.Current);
if (iStream.Position < iStream.Length)
{
subTextureOffset = iStream.Position;
mipMapWidth = (mipMapWidth / 2);
mipMapHeight = (mipMapHeight / 2);
}
}
_TextureDefinitions[textureNum].Length = iStream.Position - _TextureDefinitions[textureNum].Offset;
}
iReader.Close();
iStream.Close();
}
catch (Exception ex)
{
throw new TextureFileException("Error enumerating textures.", ex);
}
}