usi

Documentation

Index

• Variables
• type Info
• type Piece
  • func (p Piece) String() string
• type Result
• type Turn

Variables

var (
	// Command is a set of USI commands.
	Command = struct {
		USI,
		IsReady,
		NewGame,
		GoInf,
		Stop,
		Quit []byte
	}{
		USI:     []byte("usi"),
		IsReady: []byte("isready"),
		NewGame: []byte("usinewgame"),
		GoInf:   []byte("go infinite"),
		Stop:    []byte("stop"),
		Quit:    []byte("quit"),
	}

	Response = struct {
		OK,
		ReadyOK []byte
	}{
		OK:      []byte("usiok"),
		ReadyOK: []byte("readyok"),
	}
)

Types

type Info

type Info struct {
	// depth, seldepth, time, nodes, nps, hashfull
	Values map[string]int `json:"values"`

	Score int `json:"score"`

	Moves []*shogi.Move `json:"moves"`
}

Info represents the output from the shogi engine. We drop the info string, for now.

type Piece

type Piece string

Piece represents usi piece.

const (
	// Fu0 is a Fu in USI expression owned by the first player.
	Fu0 Piece = "P"

	// Kyou0 is a Kyou in USI expression owned by the first player.
	Kyou0 Piece = "L"

	// Kei0 is a Kei in USI expression owned by the first player.
	Kei0 Piece = "N"

	// Gin0 is a Gin in USI expression owned by the first player.
	Gin0 Piece = "S"

	// Kin0 is a Kin in USI expression owned by the first player.
	Kin0 Piece = "G"

	// Kaku0 is a Kaku in USI expression owned by the first player.
	Kaku0 Piece = "B"

	// Hisha0 is a Hisha in USI expression owned by the first player.
	Hisha0 Piece = "R"

	// Gyoku0 is a Gyoku in USI expression owned by the first player.
	Gyoku0 Piece = "K"

	// To0 is a To in USI expression owned by the first player.
	To0 Piece = "+P"

	// NariKyou0 is a NariKyou in USI expression owned by the first player.
	NariKyou0 Piece = "+L"

	// NariKei0 is a NariKei in USI expression owned by the first player.
	NariKei0 Piece = "+N"

	// NariGin0 is a NariGin in USI expression owned by the first player.
	NariGin0 Piece = "+S"

	// Uma0 is a Uma in USI expression owned by the first player.
	Uma0 Piece = "+B"

	// Ryu0 is a Ryu in USI expression owned by the first player.
	Ryu0 Piece = "+R"

	// Fu1 is a Fu in USI expression owned by the second player.
	Fu1 Piece = "p"

	// Kyou1 is a Kyou in USI expression owned by the second player.
	Kyou1 Piece = "l"

	// Kei1 is a Kei in USI expression owned by the second player.
	Kei1 Piece = "n"

	// Gin1 is a Gin in USI expression owned by the second player.
	Gin1 Piece = "s"

	// Kin1 is a Kin in USI expression owned by the second player.
	Kin1 Piece = "g"

	// Kaku1 is a Kaku in USI expression owned by the second player.
	Kaku1 Piece = "b"

	// Hisha1 is a Hisha in USI expression owned by the second player.
	Hisha1 Piece = "r"

	// Gyoku1 is a Gyoku in USI expression owned by the second player.
	Gyoku1 Piece = "k"

	// To1 is a To in USI expression owned by the second player.
	To1 Piece = "+p"

	// NariKyou1 is a NariKyou in USI expression owned by the second player.
	NariKyou1 Piece = "+l"

	// NariKei1 is a NariKei in USI expression owned by the second player.
	NariKei1 Piece = "+n"

	// NariGin1 is a NariGin in USI expression owned by the second player.
	NariGin1 Piece = "+s"

	// Uma1 is a Uma in USI expression owned by the second player.
	Uma1 Piece = "+b"

	// Ryu1 is a Ryu in USI expression owned by the second player.
	Ryu1 Piece = "+r"
)

func (Piece) String

func (p Piece) String() string

type Result

type Result map[int]*Info

Result is a thought result of the shogi engine.

type Turn

type Turn string

Turn is turn of the game in USI expression.

const (
	// Sente is the first player in USI expression.
	Sente Turn = "b"

	// Gote is the second player in USI expression.
	Gote Turn = "w"
)