public override void load(Stream stream)
{
aBinaryReader reader = new aBinaryReader(stream, Endianness.Big);
mFormat = (gxTextureFormat)reader.Read8(); // 0000
mTransparency = reader.Read8(); // 0001
mWidth = reader.Read16(); // 0002
mHeight = reader.Read16(); // 0004
mWrapS = (gxWrapMode)reader.Read8(); // 0006
mWrapT = (gxWrapMode)reader.Read8(); // 0007
reader.Step(1); // 0008 (0001)
mTlutFormat = (gxTlutFormat)reader.Read8(); // 0009
int tlutentrycount = reader.Read16(); // 000A
long tlutoffset = reader.Read32(); // 000C
mMipMap = (reader.Read8() != 0); // 0010
mEdgeLOD = (reader.Read8() != 0); // 0011
mBiasClamp = (reader.Read8() != 0); // 0012
mMaxAniso = (gxAnisotropy)reader.Read8(); // 0013
mMinFilter = (gxTextureFilter)reader.Read8(); // 0014
mMagFilter = (gxTextureFilter)reader.Read8(); // 0015
mMinLod = reader.ReadS8(); // 0016
mMaxLod = reader.ReadS8(); // 0017
mImageCount = reader.Read8(); // 0018 (0001)
mLodBias = reader.ReadS16(); // 001A
long texoffset = reader.Read32(); // 001C
loadImageData(reader, texoffset);
if (tlutentrycount > 0)
{
loadPaletteData(reader, tlutentrycount, tlutoffset);
}
}
public GlyphBlock(aBinaryReader reader)
{
firstCode = reader.Read16(); // 0008
lastCode = reader.Read16(); // 000A
cellWidth = reader.Read16(); // 000C
cellHeight = reader.Read16(); // 000E
sheetSize = reader.ReadS32(); // 0010
sheetFormat = (gxTextureFormat)reader.Read16(); // 0014
sheetRow = reader.Read16(); // 0016
sheetColumn = reader.Read16(); // 0018
sheetWidth = reader.Read16(); // 001A
sheetHeight = reader.Read16(); // 001C
reader.Step(2); // 001E
// we have to manually calculate how many sheets there are
int sheetCount = (((lastCode - firstCode) / (sheetRow * sheetColumn)) + 1);
sheets = aCollection.Initialize(sheetCount, () => reader.Read8s(sheetSize));
}
public static object loadImageData(aBinaryReader reader, int width, int height, gxTextureFormat format)
{
switch (format)
{
case gxTextureFormat.I4: return(loadI4(reader, width, height));
case gxTextureFormat.I8: return(loadI8(reader, width, height));
case gxTextureFormat.IA4: return(loadIA4(reader, width, height));
case gxTextureFormat.IA8: return(loadIA8(reader, width, height));
case gxTextureFormat.RGB565: return(loadRGB565(reader, width, height));
case gxTextureFormat.RGB5A3: return(loadRGB5A3(reader, width, height));
case gxTextureFormat.RGBA8: return(loadRGBA8(reader, width, height));
case gxTextureFormat.CI4: return(loadCI4(reader, width, height));
case gxTextureFormat.CI8: return(loadCI8(reader, width, height));
case gxTextureFormat.CI14X2: return(loadCI14X2(reader, width, height));
case gxTextureFormat.CMPR: return(loadCMPR(reader, width, height));
default: {
throw new NotImplementedException(String.Format("Encountered an unimplemented texture format {0}.", format));
}
}
}
public static object loadImageData(Stream stream, Endianness endianness, int width, int height, gxTextureFormat format)
{
var reader = new aBinaryReader(stream, endianness);
return(loadImageData(reader, width, height, format));
}
public static object loadImageData(byte[] data, long index, Endianness endianness, int width, int height, gxTextureFormat format)
{
using (var stream = new MemoryStream(data)) {
stream.Seek(index, SeekOrigin.Begin);
return(loadImageData(stream, endianness, width, height, format));
}
}
// these return an instance of type aRGBA[] if the format is a non-paletted texture format;
// for indexed texture formats, these functions return a short[] containing the palette-index data
public static object loadImageData(byte[] data, Endianness endianness, int width, int height, gxTextureFormat format)
{
return(loadImageData(data, 0, endianness, width, height, format));
}
