public TiledPixelOrderIterator(int width, int height, int tileWidth, int tileHeight)
{
Width = NumberUtils.Align(width, tileWidth);
Height = NumberUtils.Align(height, tileHeight);
TileWidth = tileWidth;
TileHeight = tileHeight;
}
private void EnsureAligned()
{
if (DisableInjection)
{
return;
}
long pos = OutputStream.Length;
OutputStream.Position = pos;
long alignedPos = NumberUtils.Align(pos, 32);
while (pos < alignedPos)
{
OutputStream.WriteByte(0);
++pos;
}
CurrentInjectionOffset = pos;
}
public GamecubeCmpPixelOrderIterator(int width, int height)
{
Width = NumberUtils.Align(width, 8);
Height = NumberUtils.Align(height, 8);
}
private (uint width, uint height, IPixelOrderIterator pxit, IColorFetchingIterator colit) GenerateIterators(Stream plane, uint mip)
{
switch (TXM.Format)
{
case TextureFormat.RGB565:
case TextureFormat.GamecubeRGBA8:
case TextureFormat.GamecubeCMP:
case TextureFormat.GamecubeCMP2:
case TextureFormat.GamecubeCMP4:
case TextureFormat.GamecubeCMPA:
case TextureFormat.GamecubeCMPC:
case TextureFormat.ARGBa:
case TextureFormat.ARGBb:
case TextureFormat.Indexed4Bits_Grey8Alpha8:
case TextureFormat.Indexed4Bits_RGB565:
case TextureFormat.Indexed4Bits_RGB5A3:
case TextureFormat.Indexed8Bits_Grey8Alpha8:
case TextureFormat.Indexed8Bits_RGB565:
case TextureFormat.Indexed8Bits_RGB5A3:
// we can decode all of these
break;
default:
throw new Exception("Unhandled texture format " + TXM.Format);
}
var dims = TXM.GetDimensions((int)mip);
IPixelOrderIterator pxit;
if (TXM.Format == TextureFormat.ARGBa)
{
pxit = new ARGBaPixelOrderIterator((int)dims.width, (int)dims.height);
}
else if (TXM.Format == TextureFormat.Indexed4Bits_Grey8Alpha8 || TXM.Format == TextureFormat.Indexed4Bits_RGB565 || TXM.Format == TextureFormat.Indexed4Bits_RGB5A3)
{
pxit = new TiledPixelOrderIterator((int)dims.width, (int)dims.height, 8, 8);
}
else if (TXM.Format == TextureFormat.Indexed8Bits_Grey8Alpha8 || TXM.Format == TextureFormat.Indexed8Bits_RGB565 || TXM.Format == TextureFormat.Indexed8Bits_RGB5A3)
{
pxit = new TiledPixelOrderIterator((int)dims.width, (int)dims.height, 8, 4);
}
else if (TXM.Format == TextureFormat.RGB565 || TXM.Format == TextureFormat.GamecubeRGBA8)
{
pxit = new TiledPixelOrderIterator((int)dims.width, (int)dims.height, 4, 4);
}
else if (TXM.Format == TextureFormat.GamecubeCMP || TXM.Format == TextureFormat.GamecubeCMP2 || TXM.Format == TextureFormat.GamecubeCMP4 || TXM.Format == TextureFormat.GamecubeCMPA || TXM.Format == TextureFormat.GamecubeCMPC)
{
pxit = new GamecubeCmpPixelOrderIterator((int)dims.width, (int)dims.height);
}
else
{
pxit = new LinearPixelOrderIterator((int)dims.width, (int)dims.height);
}
IColorFetchingIterator colit;
if (TXM.Format == TextureFormat.Indexed4Bits_Grey8Alpha8 || TXM.Format == TextureFormat.Indexed4Bits_RGB565 || TXM.Format == TextureFormat.Indexed4Bits_RGB5A3 || TXM.Format == TextureFormat.Indexed8Bits_Grey8Alpha8 || TXM.Format == TextureFormat.Indexed8Bits_RGB565 || TXM.Format == TextureFormat.Indexed8Bits_RGB5A3)
{
Stream ms = new MemoryStream();
long tmp = plane.Position;
plane.Position = plane.Length - TXM.GetExtraPaletteBytes();
StreamUtils.CopyStream(plane, ms, TXM.GetExtraPaletteBytes());
plane.Position = tmp;
ms.Position = 0;
IColorFetchingIterator colors;
if (TXM.Format == TextureFormat.Indexed4Bits_Grey8Alpha8)
{
colors = new ColorFetcherGrey8Alpha8(ms, 16, 1, EndianUtils.Endianness.BigEndian);
colit = new ColorFetcherIndexed4Bits(plane, NumberUtils.Align((long)dims.width, 8), NumberUtils.Align((long)dims.height, 8), colors);
}
else if (TXM.Format == TextureFormat.Indexed4Bits_RGB565)
{
colors = new ColorFetcherRGB565(ms, 16, 1, EndianUtils.Endianness.BigEndian);
colit = new ColorFetcherIndexed4Bits(plane, NumberUtils.Align((long)dims.width, 8), NumberUtils.Align((long)dims.height, 8), colors);
}
else if (TXM.Format == TextureFormat.Indexed4Bits_RGB5A3)
{
colors = new ColorFetcherRGB5A3(ms, 16, 1, EndianUtils.Endianness.BigEndian);
colit = new ColorFetcherIndexed4Bits(plane, NumberUtils.Align((long)dims.width, 8), NumberUtils.Align((long)dims.height, 8), colors);
}
else if (TXM.Format == TextureFormat.Indexed8Bits_Grey8Alpha8)
{
colors = new ColorFetcherGrey8Alpha8(ms, 256, 1, EndianUtils.Endianness.BigEndian);
colit = new ColorFetcherIndexed8Bits(plane, NumberUtils.Align((long)dims.width, 8), NumberUtils.Align((long)dims.height, 4), colors);
}
else if (TXM.Format == TextureFormat.Indexed8Bits_RGB565)
{
colors = new ColorFetcherRGB565(ms, 256, 1, EndianUtils.Endianness.BigEndian);
colit = new ColorFetcherIndexed8Bits(plane, NumberUtils.Align((long)dims.width, 8), NumberUtils.Align((long)dims.height, 4), colors);
}
else if (TXM.Format == TextureFormat.Indexed8Bits_RGB5A3)
{
colors = new ColorFetcherRGB5A3(ms, 256, 1, EndianUtils.Endianness.BigEndian);
colit = new ColorFetcherIndexed8Bits(plane, NumberUtils.Align((long)dims.width, 8), NumberUtils.Align((long)dims.height, 4), colors);
}
else
{
throw new Exception("Internal error.");
}
}
else if (TXM.Format == TextureFormat.RGB565)
{
colit = new ColorFetcherRGB565(plane, dims.width, dims.height, EndianUtils.Endianness.BigEndian);
}
else if (TXM.Format == TextureFormat.GamecubeRGBA8)
{
colit = new ColorFetcherARGB8888Gamecube(plane, dims.width, dims.height);
}
else if (TXM.Format == TextureFormat.GamecubeCMP || TXM.Format == TextureFormat.GamecubeCMP2 || TXM.Format == TextureFormat.GamecubeCMP4 || TXM.Format == TextureFormat.GamecubeCMPA || TXM.Format == TextureFormat.GamecubeCMPC)
{
colit = new ColorFetcherDXT(plane, dims.width, dims.height, DxtFormat.GamecubeCMPR);
}
else
{
colit = new ColorFetcherARGB8888(plane, dims.width, dims.height);
}
return(dims.width, dims.height, pxit, colit);
}
