Chapter 3 Binary Format
3-12. PartList

2. Part Area

u32 part_tag
u32 this_part_index
u32 part_size
u32 part_name_index
u32 mat_index
u32 tri_group_index
u32 part_tri_num
u32 nintendo_extension_block_size
u32 user_extension_block_size
u32 tri_index(0)
...
u32 tri_index(part_tri_num - 1)
NintendoExtensionBlock
UserExtensionBlock

Figure: Part Area Memory Map

u32 part_tag Tag indicating Part area. Set the following flag.
TAG_PART	0x00090100
u32 this_part_index Index number of this Part area
u32 part_size Size of Part area
u32 part_name_index Index number contained in NameList
u32 mat_index Index number of Mat

When material of Shape is used directly, specify;

USE_SHAPE_MAT	0x80000000
u32 tri_group_index TriList' s Index corresponded to TriGroup used in this part. This data must be same as that of tri_group_index which is specified in Shape data linked from this Part.
u32 part_tri_num Number of Tri in this part
u32 nintendo_extensino_block_size Nintendo extension block size
u32 user_extensino_block_size User extension block size
u32 tri_index Index number of Tri to be referenced
NintendoExtensionBlock Nintendo extension block
UserExtensionBlock User extension block