private void ReadPalettedBgra16Pixel <TPixel>(byte[] palette, int index, int colorMapPixelSizeInBytes, ref TPixel color)
where TPixel : unmanaged, IPixel <TPixel>
{
Bgra5551 bgra = default;
bgra.FromBgra5551(Unsafe.As <byte, Bgra5551>(ref palette[index * colorMapPixelSizeInBytes]));
if (!this.hasAlpha)
{
// Set alpha value to 1, to treat it as opaque.
bgra.PackedValue = (ushort)(bgra.PackedValue | 0x8000);
}
color.FromBgra5551(bgra);
}
private void ReadPalettedBgr16Pixel <TPixel>(byte[] palette, int colorMapPixelSizeInBytes, int x, TPixel color, Span <TPixel> pixelRow)
where TPixel : unmanaged, IPixel <TPixel>
{
int colorIndex = this.currentStream.ReadByte();
Bgra5551 bgra = default;
bgra.FromBgra5551(Unsafe.As <byte, Bgra5551>(ref palette[colorIndex * colorMapPixelSizeInBytes]));
if (!this.hasAlpha)
{
// Set alpha value to 1, to treat it as opaque for Bgra5551.
bgra.PackedValue = (ushort)(bgra.PackedValue | 0x8000);
}
color.FromBgra5551(bgra);
pixelRow[x] = color;
}