public static byte[] GetRgbaImage(ITexture model, int mipMapLevel = 0)
{
var x = model.GetTextureData(mipMapLevel);
switch (model.Format)
{
// compressed formats...
case TextureFormat.D3DFMT_DXT1:
return(TextureCompressionHelper.DecompressBC1(x, model.Width, model.Height));
case TextureFormat.D3DFMT_DXT3:
{
return(TextureCompressionHelper.DecompressBC2(x, model.Width, model.Height));
}
case TextureFormat.D3DFMT_DXT5:
{
return(TextureCompressionHelper.DecompressBC3(x, model.Width, model.Height));
}
case TextureFormat.D3DFMT_ATI1:
{
return(TextureCompressionHelper.DecompressBC4(x, model.Width, model.Height));
}
case TextureFormat.D3DFMT_ATI2:
{
return(TextureCompressionHelper.DecompressBC5(x, model.Width, model.Height));
}
case TextureFormat.D3DFMT_BC7:
{
return(TextureCompressionHelper.DecompressBC7(x, model.Width, model.Height));
}
// uncompressed formats...
case TextureFormat.D3DFMT_A8:
{
return(TextureConvert.MakeRGBAFromA8(x, model.Width, model.Height));
}
case TextureFormat.D3DFMT_L8:
{
return(TextureConvert.MakeARGBFromL8(x, model.Width, model.Height));
}
case TextureFormat.D3DFMT_A1R5G5B5:
{
return(TextureConvert.MakeARGBFromA1R5G5B5(x, model.Width, model.Height));
}
case TextureFormat.D3DFMT_A8B8G8R8:
{
return(TextureConvert.MakeRGBAFromA8B8G8R8(x, model.Width, model.Height));
}
case TextureFormat.D3DFMT_A8R8G8B8:
{
return(TextureConvert.MakeRGBAFromA8R8G8B8(x, model.Width, model.Height));
}
default:
throw new System.Exception("unknown format");
}
}