The following illustration shows a hierarchy of the main modules (libraries) in Pia.
An overview of each module is provided below.
The PiaCommon module provides features, such as memory management, that are shared by all modules. This module provides common features intended for reuse in other modules, and only some of its features are used directly from applications.
It includes the following features.
For more information about the various features, see 2. PiaCommon Guide.
PiaLocal is a network management module with features for local P2P communications. This module extends the UDS library in the SDK to provide more advanced functionality.
It includes the following features.
Host migration features for continuing a local network even if the local host disconnects.
A feature for searching for nearby networks during communication (planned).
PiaLocal uses the UDS library of the CTR-SDK internally. You can achieve the same level of performance by using just PiaLocal without directly using the UDS library. However, this practice is not compatible with the receive-only clients (spectators) feature in the UDS library.
For more information about the various features, see 3. PiaLocal Guide.
Examples of Titles Using This Module: [3DS] The Legend of Zelda: Tri Force Heroes, [3DS] Animal Crossing: New Leaf, [3DS] New Super Mario Bros. 2, [3DS] Super Smash Bros.
PiaInet is a network management module with features for Internet P2P communication. It is used in combination with NEX server services.
It includes the following features.
For more information about the various features, see 4. PiaInet Guide.
Examples of Titles Using This Module: [Wii U] Splatoon, [Wii U] Mario Kart 8, [3DS] Animal Crossing: New Leaf, [Wii U/3DS] Super Smash Bros.
PiaTransport is a transport management module that provides a variety of features for sending and receiving data. It is used in combination with PiaSession.
It includes the following features.
For more information about the various features, see 5. PiaTransport Guide.
Examples of Titles Using This Module: [Wii U] Mario Kart 8, [3DS] Animal Crossing: New Leaf
PiaSession is a session management module for managing groups of users playing a game. In PiaSession, session refers both to the group's matchmaking session on the matchmaking server (or on a local communication network) and to the P2P mesh network for P2P communications between the players. When a session is created and players join that session, the corresponding matchmaking session (or local network) and P2P mesh network are automatically created and joined by the players. You can also manage the matchmaking session (or local network) and P2P mesh network separately if necessary.
It includes the following features.
PiaSession uses the NEX matchmaking API for Internet communications and the UDS library API for local communications. For more information about the various features, see 6. PiaSession Guide.
Examples of Titles Using This Module: [Wii U] Splatoon, [Wii U] Mario Kart 8, [3DS] Animal Crossing: New Leaf, [Wii U/3DS] Super Smash Bros.
The PiaSync module provides features for synchronized input communication (communication for sharing key input between stations during a game).
It includes the following features.
For more information about the various features, see 7. PiaSync Guide.
Examples of Titles Using This Module: [Wii U] Wii Sports Club, [3DS] The Legend of Zelda: Tri Force Heroes, [3DS] New Super Mario Bros. 2
The PiaClone module provides features for synchronizing game object states between stations during a game.
It includes the following features.
For more information about the various features, see 8. PiaClone Guide.
Examples of Titles Using This Module: [Wii U] Splatoon
The PiaReckoning module provides features for using dead reckoning to interpolate game object states (such as position and orientation), which can then be shared with PiaClone.
It includes the following features.
For more information about the various features, see 9. PiaReckoning Guide.
The PiaChat module provides voice chat features.
It includes the following features.
For more information about the various features, see the 10. PiaChat Guide.
Examples of Titles Using This Module: [Wii U] Mario Kart 8