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AquaDX/docs/dev/sinmai_dev_notes.md

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maimai2 dev notes

Item types

ItemKind Name
1 Nameplate
2 Title
3 Icon
5 Music Unlock
6 Music Master Unlock
7 Music Re:Master Unlock
8 Music Strong Unlock (?)
9 Character
10 Partner
11 Frame
12 Tickets
13 Mile
14 Intimate Item
15 Kaleidx Scope Key

Multiplayer

Party Host/Client/Member

Manager.Party.Party/Host.cs : Host :

  • TCP Listen 50100 (Accept into Member)
  • UDP Broadcast 50100
    • Send: StartRecruit, FinishRecruit

PartyLink/Party.cs : Party.Host : Exact same as Host.cs

Manager.Party.Party/Member.cs : Member :

  • TCP Connect 50100
    • Send: JoinResult, Kick, StartPlay, StartClientState, PartyMember{Info/State}, PartyPlayInfo, RequestMeasure
    • Recv: RequestJoin, ClientState, ClientPlayInfo, UpdateMechaInfo, ResponseMeasure, FinishNews

PartyLink/Party.cs : Party.Member : Exact same as Member.cs

Manager.Party.Party/Client.cs : Client :

  • UDP Listen 50100
    • Recv: StartRecruit, FinishRecruit
  • TCP Connect 50100
    • Recv: JoinResult, Kick, StartPlay, StartClientState，PartyMember{Info/State}, PartyPlayInfo, RequestMeasure
    • Send: RequestJoin, ClientState, ClientPlayInfo, UpdateMechaInfo, ResponseMeasure, FinishNews

PartyLink/Party.cs : Party.Client : Exact same as Client.cs

Enums

  • ClientStateID: {Setup, Wait, Connect, Request, Joined, FinishSetting, ToReady, BeginPlay, AllBeginPlay, Ready, Sync, Play, FinishPlay, News, NewsEnd, Result, Disconnected, Finish, Error}
  • JoinResult: {Success, Full, NoRecruit, Disconnect, AlreadyJoined, DifferentGroup, DifferentMusic, DifferentEventMode}

Models

  • MechaInfo: IsJoin (bool), IP Address, MusicID, Entries[2], UserIDs[2], Rating[2], ...
  • RecruitInfo: MechaInfo, MusicID, GroupID, EventModeID, JoinNumber, PartyStance, Start time, Recv time
  • MemberPlayInfo: IP Address, Rankings[2], Achieves[2], Combos[2], Miss[2], ...
  • ChainHistory: PacketNo (int), Chain (int)

Commands

  • StartRecruit/FinishRecruit: RecruitInfo
  • JoinResult: JoinResult (enum)
  • RequestJoin: MechaInfo, GroupID, EventModeID
  • UpdateMechaInfo: MechaInfo
  • Kick: RecruitInfo, KickBy {Cancel, Start, Disconnect}
  • RequestMeasure/ResponseMeasure: {} - Sync delay
  • StartPlay: MaxMeasure (long), MyMeasure (long) - Sync delay
  • StartClientState: ClientStateID (enum)
  • ClientState: ClientStateID (enum)
  • PartyMemberInfo: MechaInfo[2]
  • PartyMemberState: ClientStateID[2]
  • PartyPlayInfo: MemberPlayInfo[2], ChainHistory[10], Chain (int), ChainMiss (int), MaxChain (int), IsFullChain (bool), CalcStatus (int)
  • ClientPlayInfo: IP Address, Count, IsValids[2], Achieves[2], Combos[2], Miss[2], ...
  • FinishNews: IP Address, IsValids[2], GaugeClears[2], GaugeStockNums[2]

Setting Host/Client/Member

This might be for synchronizing event settings across different cabs, I'm not sure if this is relevant for multiplayer.

PartyLink/Setting.cs : Setting.Host :

  • TCP Listen 50101 (Accept into Setting.Member)
  • UDP Broadcast 50101
    • Send: SettingHostAddress
  • UDP Listen 50101
    • Recv: SettingHostAddress (Check duplicate host)

PartyLink/Setting.cs : Setting.Client :

  • TCP Connect 50101
    • Send: SettingRequest
    • Recv: SettingResponse, HeartBeat{}
  • UDP Listen 50101
    • Recv: SettingHostAddress

PartyLink/Setting.cs : Setting.Member :

  • TCP Connect 50101
    • Recv: SettingRequest, HeartBeat{}
    • Send: SettingResponse, HeartBeat{}

Models

  • SettingHostAddress: IP Address (u32), Group (int)
  • SettingRequest: Group (int)
  • SettingResponse: Group (int), Data (isEventMode, eventModeMusicCount, memberNumber)

Advertise

For finding IP addresses of other cabs and checking their latency.

PartyLink/Advertise.cs : Advertise.Manager :

  • UDP Listen 50102
    • Recv: AdvertiseRequest, AdvertiseResponse, AdvertiseGo
  • UDP Broadcast 50102
    • Send: AdvertiseRequest, AdvertiseResponse, AdvertiseGo

Models

  • AdvertiseRequest: IP Address (u32), Group (int), Kind (int)
  • AdvertiseResponse: IP Address (u32), Group (int), Kind (int)
  • AdvertiseGo: IP Address (u32), Group (int), Kind (int), MaxUsec (long), MyUsec (long)

!! sendTo is not necessarily broadcast !!

DeliveryChecker

PartyLink/DeliveryChecker : DeliveryChecker.Manager :

  • UDP Listen 50103
    • Recv: AdvocateDelivery
  • UDP Broadcast 50103
    • Send: AdvocateDelivery

Models

  • AdvocateDelivery: IP Address (u32)