syntax = "proto3"; message Header { uint32 mesh_level = 1; string mesh_id = 2; double longtitude = 3; double latitude = 4; float height = 5; float offset_x = 6; float offset_y = 7; float offset_z = 8; uint32 active_block_count = 9; uint32 max_block_count = 10; float block_relolution = 11; float high_relolution = 12; float low_relolution = 13; uint32 block_index_length = 14; uint32 block_info_length = 15; enum SaveType { DIRECT = 0; BIT = 1; } SaveType save_type = 16; }