#### NIFF 1.0 Specification

## 3. Binary Format

### 3.20 EnvList

#### 1) EnvList Area

> The EnvList area describes the Env areas in a scene. The EnvList area is mapped as follows.

EnvListHeader | u32 | env_list_tag
u32 | env_list_header_size
u32 | env_list_size
u32 | env_num
u32 | nintendo_extension_block_size
u32 | user_extension_block_size
u32 | env_num_byte(0)
...
u32 | env_num_byte(env_num - 1)
| Env(0)
...
Env(env_num - 1)
NitnedoExtensionBlock
UserExtensionBlock

EnvList Area Memory Map

u32 env_list_tag | Tag indicating EnvList. Set the following tag.
    TAG_ENV_LIST    0x00100000
u32 env_list_header_size | Size fo EnvListHeader
u32 env_list_size | Size of EnvList
u32 env_num | Number of Env
u32 nintendo_extension_block_size | Nintendo extension block size
u32 user_extension_block_size | User extension block size
u32 env_num_byte | Number of bytes on each Env
Env | Env area
NintendoExtensionBlock | Nintendo extension block
UserExtensionBlock | User extension block

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