public SubTexture(int width, int height, TextureFormat format)
{
Width = Math.Max(1, width);
Height = Math.Max(1, height);
Format = format;
Data = new byte[TextureFormatUtilities.CalculateDataSize(width, height, format)];
}
public static Texture Encode(Bitmap bitmap, TextureFormat format, bool generateMipMaps)
{
int width = bitmap.Width;
int height = bitmap.Height;
if (TextureFormatUtilities.IsCompressed(format))
{
width = AlignmentUtilities.AlignToNextPowerOfTwo(bitmap.Width);
height = AlignmentUtilities.AlignToNextPowerOfTwo(bitmap.Height);
}
Texture texture;
if (generateMipMaps && TextureFormatUtilities.IsCompressed(format))
{
texture = new Texture(width, height, format, 1, ( int )Math.Log(Math.Max(width, height), 2) + 1);
}
else
{
texture = new Texture(width, height, format);
}
for (int i = 0; i < texture.MipMapCount; i++)
{
Encode(texture[i], bitmap);
}
return(texture);
}
public static string GetFileName(Texture texture)
{
if (!TextureFormatUtilities.IsCompressed(texture.Format) || texture.IsYCbCr)
{
return(texture.Name + ".png");
}
return(texture.Name + ".dds");
}
public static void SaveTextures(TextureSet textures, string outputDirectory)
{
Directory.CreateDirectory(outputDirectory);
foreach (var texture in textures.Textures)
{
if (!TextureFormatUtilities.IsCompressed(texture.Format) || texture.IsYCbCr)
{
TextureDecoder.DecodeToPNG(texture, Path.Combine(outputDirectory, texture.Name + ".png"));
}
else
{
TextureDecoder.DecodeToDDS(texture, Path.Combine(outputDirectory, texture.Name + ".dds"));
}
}
}
