public override byte[] Encode(byte[] source, int sourceIndex, int width, int height)
{
// Destination data & index
byte[] destination = new byte[width * height * (PixelCodec.Bpp >> 3)];
int destinationIndex = 0;
// Get the size of each block to process.
int size = Math.Min(width, height);
// Twiddle map
int[] twiddleMap = MakeTwiddleMap(size);
// Encode texture data
for (int y = 0; y < height; y += size)
{
for (int x = 0; x < width; x += size)
{
for (int y2 = 0; y2 < size; y2++)
{
for (int x2 = 0; x2 < size; x2++)
{
PixelCodec.EncodePixel(source, sourceIndex + ((((y + y2) * width) + (x + x2)) * 4), destination, destinationIndex + (((twiddleMap[x2] << 1) | twiddleMap[y2]) << (PixelCodec.Bpp >> 4)));
}
}
destinationIndex += (size * size) * (PixelCodec.Bpp >> 3);
}
}
return(destination);
}
public override byte[] Encode(byte[] source, int sourceIndex, int width, int height)
{
// Destination data
byte[] destination = new byte[width * height * (PixelCodec.Bpp >> 3)];
// Encode texture data
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
PixelCodec.EncodePixel(source, sourceIndex, destination, GetSwizzledOffset(x, y, width, height, PixelCodec.Bpp));
sourceIndex += 4;
}
}
return(destination);
}
public override byte[] Encode(byte[] source, int sourceIndex, int width, int height)
{
// Destination data & index
byte[] destination = new byte[width * height * (PixelCodec.Bpp >> 3)];
int destinationIndex = 0;
// Encode texture data
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
PixelCodec.EncodePixel(source, sourceIndex, destination, destinationIndex);
sourceIndex++;
destinationIndex++;
}
}
return(destination);
}
public override byte[] Encode(byte[] source, int sourceIndex, int width, int height)
{
// Destination data
byte[] destination = new byte[width * height * (PixelCodec.Bpp >> 3)];
// Twiddle map
int[] twiddleMap = MakeTwiddleMap(width);
// Encode texture data
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
PixelCodec.EncodePixel(source, sourceIndex, destination, ((twiddleMap[x] << 1) | twiddleMap[y]) << (PixelCodec.Bpp >> 4));
sourceIndex += 4;
}
}
return(destination);
}