v0.4.0

Released 2025-03-24

• Added a key_value_data function to the reader that returns an iterator over key-value pairs (by @expenses).
• Reader::levels now returns an iterator over Level structs, which contain the bytes of the level as well as the uncompressed length (by @expenses).
• Added Header::from_bytes, Header::as_bytes, LevelIndex::from_bytes and LevelIndex::as_bytes (by @expenses).
• Made the following fields public (by @expenses):
  • Header::LENGTH
  • Header::index
  • LevelIndex::LENGTH
  • LevelIndex::byte_offset
  • LevelIndex::byte_length
  • LevelIndex::uncompressed_byte_length
  • Level::data
  • Level::uncompressed_byte_length
• Moved header data in BasicDataFormatDescriptor into BasicDataFormatDescriptorHeader.
• Add ASTC_n_SFLOAT_BLOCK variants to Format.
• Rename Data Format Descriptor types to all start with Dfd (by @cwfitzgerald):
  • Reader::data_format_descriptors -> Reader::dfd_blocks
  • DataFormatDescriptor -> DfdBlock
  • DataFormatDescriptorHeader -> DfdBlockHeader
  • BasicDataFormatDescriptor -> DfdBlockBasic
  • BasicDataFormatDescriptorHeader -> DfdBlockHeaderBasic