VoxelEngine/doc/specs/fragment_file_spec.md

Fragment file (.vox)

Current version is 1.

Fragment file is vcbjson file.

JSON schema representation format in Orderly language:

object {
    integer version {1,};
    array {integer;} {1,} size;
    array {string;} block-names;
    array {integer;} {0,65535} voxels;
}

Where:

• version is fragment file format version.
• size is fragment size (three positive integers).
• block-names is array of full block names: pack_id:block_name.
• voxels: voxels data array: index, state, index, state... where:
  • index is based on block-names array.
  • state - see block state.

block-names must have core:air as the first element.