public void WriteTo(BinaryWriter writer, ITexImageContainer imageContainer)
{
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
if (imageContainer == null)
{
throw new ArgumentNullException(nameof(imageContainer));
}
writer.WriteNString(imageContainer.Magic);
writer.Write(imageContainer.Images.Count);
switch (imageContainer.ImageContainerVersion)
{
case TexImageContainerVersion.Version1:
case TexImageContainerVersion.Version2:
break;
case TexImageContainerVersion.Version3:
writer.Write((int)imageContainer.ImageFormat);
break;
default:
throw new UnknownMagicException(nameof(TexImageContainerWriter), imageContainer.Magic);
}
foreach (var image in imageContainer.Images)
{
_texImageWriter.WriteTo(writer, imageContainer.ImageContainerVersion, image);
}
}
public ITexImage ReadFrom(
BinaryReader reader,
ITexImageContainer container,
TexFormat texFormat)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
if (container == null)
{
throw new ArgumentNullException(nameof(container));
}
if (!texFormat.IsValid())
{
throw new EnumNotValidException <TexFormat>(texFormat);
}
var mipmapCount = reader.ReadInt32();
if (mipmapCount > Constants.MaximumMipmapCount)
{
throw new UnsafeTexException(
$"Mipmap count exceeds limit: {mipmapCount}/{Constants.MaximumMipmapCount}");
}
var readFunction = PickMipmapReader(container.ImageContainerVersion);
var format = TexMipmapFormatGetter.GetFormatForTex(container.ImageFormat, texFormat);
var image = new TexImage();
for (var i = 0; i < mipmapCount; i++)
{
var mipmap = readFunction(reader);
mipmap.Format = format;
if (DecompressMipmapBytes)
{
_texMipmapDecompressor.DecompressMipmap(mipmap);
}
image.Mipmaps.Add(mipmap);
}
return(image);
}
