util

Documentation

Index

• Constants
• Variables
• func CalculateAgariRate(waits Waits, selfDiscards []int) float64
• func CalculateShanten(tiles34 []int, isOpen bool) int
• func CalculateShantenWithImproves14(tiles34 []int, isOpen bool) (shanten int, waitsWithImproves WaitsWithImproves14List, ...)
• func CalculateShantenWithoutChitoitsu(tiles34 []int) int
• func CheckWin(tiles34 []int) bool
• func CountOfTiles(tiles []int) (count int)
• func CountPairs(tiles34 []int) (pairs int)
• func MustStrToTiles34(tiles string) []int
• func NumberToChineseShanten(num int) string
• func StrToTile34(tile string) (tile34 int, err error)
• func StrToTiles34(tiles string) (num int, tiles34 []int, err error)
• func Tiles34ToMergedStr(tiles34 []int) (res string)
• func Tiles34ToMergedStrWithBracket(tiles34 []int) (res string)
• func TilesToMergedStr(tiles []int) (res string)
• func TilesToMergedStrWithBracket(tiles []int) (res string)
• type Improves
• type Waits
  • func CalculateShantenAndWaits13(tiles34 []int, isOpen bool) (shanten int, waits Waits)
  • func (w Waits) AllCount() (count int)
  • func (w Waits) FixCountsWithLeftCounts(leftCounts []int)
  • func (w Waits) ParseIndex() (allCount int, indexes []int)
  • func (w Waits) String() string
• type WaitsWithImproves13
  • func CalculateShantenWithImproves13(tiles34 []int, isOpen bool) (waitsWithImproves *WaitsWithImproves13)
  • func (r *WaitsWithImproves13) String() string
• type WaitsWithImproves14
  • func (r *WaitsWithImproves14) String() string
• type WaitsWithImproves14List
  • func (l WaitsWithImproves14List) Sort()
• type WallSafeTile
• type WallSafeTileList
  • func CalcNCSafeTiles34(leftTiles34 []int) (ncSafeTiles34 WallSafeTileList)
  • func CalcOCSafeTiles34(leftTiles34 []int) (ocSafeTiles34 WallSafeTileList)
  • func CalcWallTiles34(leftTiles34 []int) (safeTiles34 WallSafeTileList)
  • func (l WallSafeTileList) FilterWithHands(handsTiles34 []int) WallSafeTileList

Constants

const (
	WallSafeTypeNC = iota
	WallSafeTypeOC_Double
	WallSafeTypeOC_Mix
	WallSafeTypeOC_Single
)

const AgariState = -1

Variables

var (
	// [需要判断危险度的牌号(0-8)][是否有对应的现物(0-1或0-3)]
	// 123789: 无现物，有现物
	// 4: 无17现物，无1有7，有1无7，有17
	// 56: 同上
	TileTypeTable = [][]tileType{
		{tileTypeNoSuji19, tileTypeSuji19},
		{tileTypeNoSuji28, tileTypeSuji28},
		{tileTypeNoSuji37, tileTypeSuji37},
		{tileTypeNoSuji46, tileTypeHalfSuji46B, tileTypeHalfSuji46A, tileTypeDoubleSuji46},
		{tileTypeNoSuji5, tileTypeHalfSuji5, tileTypeHalfSuji5, tileTypeDoubleSuji5},
		{tileTypeNoSuji46, tileTypeHalfSuji46A, tileTypeHalfSuji46B, tileTypeDoubleSuji46},
		{tileTypeNoSuji37, tileTypeSuji37},
		{tileTypeNoSuji28, tileTypeSuji28},
		{tileTypeNoSuji19, tileTypeSuji19},
	}
	// [是否为役牌(0-1)][剩余数-1]
	ZiTileType = [][]tileType{
		{tileTypeOtaHaiLeft1, tileTypeOtaHaiLeft2, tileTypeOtaHaiLeft3, tileTypeOtaHaiLeft3},
		{tileTypeYakuHaiLeft1, tileTypeYakuHaiLeft2, tileTypeYakuHaiLeft3, tileTypeOtaHaiLeft3},
	}
)

var RiskData = [][]float64{
	{},
	{5.7, 5.7, 5.8, 4.7, 3.4, 2.5, 2.5, 3.1, 5.6, 3.8, 1.8, -1, -1, 2.1, 1.2, 0.5, 2.4, 1.4, 1.2},
	{6.6, 6.9, 6.3, 5.2, 4.0, 3.5, 3.5, 4.1, 5.3, 3.5, 1.9, 0.8, 2.6, 2.3, 1.2, 0.5, 2.7, 1.3, 0.4},
	{7.7, 8.0, 6.7, 5.8, 4.6, 4.3, 4.1, 4.9, 5.2, 3.6, 1.8, 1.6, 2.0, 2.4, 1.2, 0.3, 2.6, 1.2, 0.3},
	{8.5, 8.9, 7.1, 6.2, 5.1, 4.8, 4.7, 5.6, 5.2, 3.8, 1.7, 1.6, 2.0, 2.6, 1.1, 0.2, 2.6, 1.2, 0.2},
	{9.4, 9.7, 7.5, 6.7, 5.5, 5.3, 5.1, 6.0, 5.3, 3.7, 1.7, 1.7, 2.0, 2.9, 1.2, 0.2, 2.8, 1.2, 0.2},
	{10.2, 10.5, 7.9, 7.1, 5.9, 5.8, 5.6, 6.4, 5.2, 3.7, 1.7, 1.8, 2.0, 3.2, 1.3, 0.2, 2.9, 1.3, 0.2},
	{11.0, 11.3, 8.4, 7.5, 6.3, 6.3, 6.1, 6.8, 5.3, 3.7, 1.7, 2.0, 2.1, 3.6, 1.4, 0.2, 3.2, 1.4, 0.2},
	{11.9, 12.2, 8.9, 8.0, 6.8, 6.9, 6.6, 7.4, 5.3, 3.8, 1.7, 2.1, 2.2, 4.0, 1.6, 0.2, 3.5, 1.6, 0.2},
	{12.8, 13.1, 9.5, 8.6, 7.4, 7.4, 7.2, 7.9, 5.5, 3.9, 1.8, 2.2, 2.3, 4.6, 1.9, 0.3, 4.0, 1.8, 0.2},
	{13.8, 14.1, 10.1, 9.2, 8.0, 8.0, 7.8, 8.5, 5.6, 4.0, 1.9, 2.4, 2.4, 5.3, 2.2, 0.3, 4.6, 2.1, 0.3},
	{14.9, 15.1, 10.8, 9.9, 8.7, 8.7, 8.5, 9.2, 5.7, 4.2, 2.0, 2.5, 2.6, 6.0, 2.6, 0.4, 5.1, 2.5, 0.3},
	{16.0, 16.3, 11.6, 10.6, 9.4, 9.4, 9.2, 9.9, 6.0, 4.4, 2.2, 2.7, 2.7, 6.8, 3.1, 0.4, 5.1, 2.5, 0.3},
	{17.2, 17.5, 12.4, 11.4, 10.2, 10.2, 10.0, 10.6, 6.2, 4.6, 2.4, 3.0, 3.0, 7.8, 3.7, 0.5, 6.6, 3.7, 0.5},
	{18.5, 18.8, 13.3, 12.3, 11.1, 11.0, 10.9, 11.4, 6.6, 4.9, 2.7, 3.2, 3.1, 8.8, 4.4, 0.7, 7.4, 4.4, 0.6},
	{19.9, 20.1, 14.3, 13.3, 12.0, 11.9, 11.8, 12.3, 7.0, 5.3, 3.0, 3.4, 3.4, 9.9, 5.2, 0.8, 8.4, 5.3, 0.8},
	{21.3, 21.7, 15.4, 14.3, 13.1, 12.9, 12.8, 13.3, 7.4, 5.7, 3.3, 3.7, 3.6, 11.2, 6.2, 1.0, 9.4, 6.5, 0.9},
	{22.9, 23.2, 16.6, 15.4, 14.2, 14.0, 13.8, 14.4, 8.0, 6.1, 3.6, 3.9, 3.9, 12.4, 7.3, 1.3, 10.5, 7.7, 1.2},
	{24.7, 24.9, 17.9, 16.7, 15.4, 15.2, 15.0, 15.6, 8.5, 6.6, 4.0, 4.3, 4.2, 13.9, 8.5, 1.7, 11.8, 9.4, 1.6},
	{27.5, 27.8, 20.4, 19.1, 17.8, 17.5, 17.5, 17.5, 9.8, 7.4, 5.0, 5.1, 5.1, 18.1, 12.1, 2.8, 14.7, 12.6, 2.1},
}

[巡目][类型]

Functions

func CalculateAgariRate

func CalculateAgariRate(waits Waits, selfDiscards []int) float64

selfDiscards: 自家舍牌，用于分析骗筋时的和率

func CalculateShanten

func CalculateShanten(tiles34 []int, isOpen bool) int

根据手牌计算向听数 tiles34 手牌 isOpen 是否副露，未副露的手牌会考虑七对子

func CalculateShantenWithImproves14

func CalculateShantenWithImproves14(tiles34 []int, isOpen bool) (shanten int, waitsWithImproves WaitsWithImproves14List, incShantenResults WaitsWithImproves14List)

2/5/8/11/14 张牌，计算向听数、进张、改良、向听倒退等

func CalculateShantenWithoutChitoitsu

func CalculateShantenWithoutChitoitsu(tiles34 []int) int

func CheckWin

func CheckWin(tiles34 []int) bool

14张牌，检查是否和牌

「１」 →「０」 「２」 →「１１０」 「３」 →「１１１１０」 「４」 →「１１１１１１０」 「１０」→「１０」 「２０」→「１１１０」 「３０」→「１１１１１０」 「４０」→「１１１１１１１０」

func CountOfTiles

func CountOfTiles(tiles []int) (count int)

func CountPairs

func CountPairs(tiles34 []int) (pairs int)

func MustStrToTiles34

func MustStrToTiles34(tiles string) []int

func NumberToChineseShanten

func NumberToChineseShanten(num int) string

func StrToTile34

func StrToTile34(tile string) (tile34 int, err error)

func StrToTiles34

func StrToTiles34(tiles string) (num int, tiles34 []int, err error)

e.g. "22m 24p" => (4, [0, 2, 0, 0, ...,0, 10, 12])

func Tiles34ToMergedStr

func Tiles34ToMergedStr(tiles34 []int) (res string)

func Tiles34ToMergedStrWithBracket

func Tiles34ToMergedStrWithBracket(tiles34 []int) (res string)

func TilesToMergedStr

func TilesToMergedStr(tiles []int) (res string)

[0, 2, 9] => "13m 1p"

func TilesToMergedStrWithBracket

func TilesToMergedStrWithBracket(tiles []int) (res string)

[0, 2, 9] => "[13m 1p]"

Types

type Improves

type Improves map[int]Waits

map[改良牌]进张

type Waits

type Waits map[int]int

map[进张牌]剩余数

func CalculateShantenAndWaits13

func CalculateShantenAndWaits13(tiles34 []int, isOpen bool) (shanten int, waits Waits)

1/4/7/10/13 张牌，计算向听数和进张

func (Waits) AllCount

func (w Waits) AllCount() (count int)

func (Waits) FixCountsWithLeftCounts

func (w Waits) FixCountsWithLeftCounts(leftCounts []int)

func (Waits) ParseIndex

func (w Waits) ParseIndex() (allCount int, indexes []int)

func (Waits) String

func (w Waits) String() string

type WaitsWithImproves13

type WaitsWithImproves13 struct {
	// 手牌
	Tiles34 []int

	// 向听数
	Shanten int

	// 进张：摸到这张牌可以让向听数前进
	Waits Waits

	// map[进张牌]向听前进后的进张数（这里让向听前进的切牌是最优切牌，即让向听前进后的进张数最大的切牌）
	NextShantenWaitsCountMap map[int]int

	// 改良：摸到这张牌虽不能让向听数前进，但可以让进张变多
	Improves Improves

	// 改良情况数
	ImproveWayCount int

	// 对于每张牌，摸到之后的手牌进张数（如果摸到的是 Waits 中的牌，则进张数视作摸到之前的进张数）
	ImproveWaitsCount34 []int

	// 在没有摸到进张时的改良进张数的加权均值
	AvgImproveWaitsCount float64

	// 向听前进后的进张数的加权均值
	AvgNextShantenWaitsCount float64
}

1/4/7/10/13 张手牌的分析结果

func CalculateShantenWithImproves13

func CalculateShantenWithImproves13(tiles34 []int, isOpen bool) (waitsWithImproves *WaitsWithImproves13)

1/4/7/10/13 张牌，计算向听数、进张、改良等

func (*WaitsWithImproves13) String

func (r *WaitsWithImproves13) String() string

调试用

type WaitsWithImproves14

type WaitsWithImproves14 struct {
	Result13 *WaitsWithImproves13
	// 需要切的牌
	DiscardTile int
	// 切掉这张牌后的向听数
	Shanten int
}

func (*WaitsWithImproves14) String

func (r *WaitsWithImproves14) String() string

type WaitsWithImproves14List

type WaitsWithImproves14List []*WaitsWithImproves14

func (WaitsWithImproves14List) Sort

func (l WaitsWithImproves14List) Sort()

type WallSafeTile

type WallSafeTile struct {
	Tile34   int
	SafeType int
}

type WallSafeTileList

type WallSafeTileList []WallSafeTile

func CalcNCSafeTiles34

func CalcNCSafeTiles34(leftTiles34 []int) (ncSafeTiles34 WallSafeTileList)

根据剩余牌 leftTiles34 中的某些牌是否为 0，来判断哪些牌较为安全（只输双碰、单骑、边张、坎张）

func CalcOCSafeTiles34

func CalcOCSafeTiles34(leftTiles34 []int) (ocSafeTiles34 WallSafeTileList)

func CalcWallTiles34

func CalcWallTiles34(leftTiles34 []int) (safeTiles34 WallSafeTileList)

func (WallSafeTileList) FilterWithHands

func (l WallSafeTileList) FilterWithHands(handsTiles34 []int) WallSafeTileList