c++怎么实现洗牌?

斗地主52张牌,每行十三张,要有花色和牌号,怎么用vs实现?


//牌型枚举
enum CardTypes
{
    Error_Card,//错误出牌
    Single_Card,//单牌
    Double_Card,//对子
    Three_Card,//三张
    ThreeOne_Card,//三带一
    ThreeTwo_Card,//三代二
    Line_Card,//单顺
    Double_Line_Card,//连对
    Plane_Card,//飞机(两个三张连)
    Plane_TwoSingle_Card,//飞机带俩单
    Plane_TwoDouble_Card,//飞机带两对
    Four_TwoSingle_Card,//四带俩单
    Four_TwoDouble_Card,//四带两对
    Bomb_Card,//炸弹
    Rocket_Card//王炸(火箭)
};
//牌值枚举
enum CardValue{
    // 以下为牌的面值,从3开始
    kCard_ValueLeast        =   2,
    kCard_Value3            =   3,
    kCard_Value4            =   4,
    kCard_Value5            =   5,
    kCard_Value6            =   6,
    kCard_Value7            =   7,
    kCard_Value8            =   8,
    kCard_Value9            =   9,
    kCard_ValueT            =   10,     
    kCard_ValueJ            =   11,//J
    kCard_ValueQ            =   12,//Q
    kCard_ValueK            =   13,//K
    kCard_ValueA            =   14,//A
    kCard_Value2            =   15,//2
    kCard_ValueJoker1       =   16,//小王
    kCard_ValueJoker2       =   17,//大王
    kCard_ValueMax          =   18,
 
    kCard_TableMax          =   20,
    kCard_KindMax           =   5,
 
    // 特殊牌值
    kCard_Joker1            =   53,
    kCard_Joker2            =   54,
    kCard_Flower            =   55,
 
    kCardMask_CardValue     =   0x00ff,     // 牌的面值
    kCardMask_AnyMatch      =   0x0100,     // 任意配
 
 
    kMaxCardNum             =   56,
    kMaxPlayers             =   3,
 
    // 牌型定义
    kCardType_Single        =   1,   // 单纯类型, seriaNum == 1
    kCardType_Serial        =   2,   // 单顺, 双顺, 三顺(飞机), 4顺
    kCardType_Rocket        =   3,   // 火箭(大小王)
    CarcAngle               =   130   //牌的角度,另外两家的牌是倾斜的
};
 
//cardType是牌型,只有三种,王炸,单纯,连续;
//value 是牌型的值,单纯类型为牌的面值,连续类型为起始牌的面值,相同牌型以此比较大小;
//mainNum是主牌张数,比如三带二和飞机里mainNum=3, 连对时, mainNum=2;
//seralNum是连续张数,seralNum=1是单纯牌型,顺子时seralNum>=5;
//subNum是副牌数目,三带一和四带二时subNum=1,三带二和四带两对时,subNum=2;
//cards是牌型里包括的牌的牌值,比如三带一时,可能就是[3, 16, 42, 4], 连对时,可能就是 [3, 16, 4, 17, 5, 18, 6, 19]等等
//aggregate是权重,根据不同的情况求出权重,再按照权重排序所有牌型。可以是本牌型的权重,也可以是手牌里除了本牌型外剩下所有牌加在一起的权重。
 
struct CardNode {
    int32_t cardType : 4;
    int32_t mainNum  : 4;
    int32_t value    : 10;
    int32_t seralNum : 10;
    int32_t subNum   : 4;
    float aggregate;
    std::vector<int>  cards;
public:
    CardNode();
    CardNode(int type, int val, int mainN, int len, int sub);
    CardNode(const CardNode &other);
    CardNode & operator = (const CardNode &other);
    bool isValidNode() const;
    void resetNode();
    int getTopValue() const;
    int getMaxCapacity() const;
    void fillJokers() ;
    void merge(const CardNode & other);
    bool isRocket() const;
    bool isBomb() const;
    bool isExactLessThan(const CardNode & other) const;
    bool isStrictLessThan(const CardNode &other) const;
    float getPower() const;
    bool operator < (const CardNode & other) const;
    bool isEqualTo(const CardNode & other) const;
    std::string description() const ;
};
//获取牌的面值
int getCardValue(int card) {
    //55为花牌,本软件中没有用到
    if (v == kCard_Flower) {
        return kCard_ValueMax;
    }
    //为53即为小王
    if (v == kCard_Joker1) {
        return kCard_ValueJoker1;
    }
    //为54即为大王
    if (v == kCard_Joker2) {
        return kCard_ValueJoker2;
    }
    int t = v % 13;
    //小于3为 A  2
    if (t < 3) {
        t += 13;
    }
    return t;
}
//手牌结构体
struct OneHand {
    float   totalPower;//权重
    int     handNum;//值
    CardNode  bestNode;//牌型(里面是哪些牌组成)
 
public:
    OneHand():bestNode() {
        totalPower = kMinPowerValue;
        handNum = 0;
    }
};
//游戏主控件类
class CardGame
{
public:
    //当前位置0-自己 1-右边(下家) 2-左边(上家)
    int     curSeatId;
    ///一副牌
    vector<int> allCards;
    //过牌次数
    int passtimes;
    //叫地主的次数
    int  m_times;
    //自己是否机器出牌
    bool isRobotMode=false;
    //是否开启音效
    bool isSound=true;
    //谁是地主
    int     landlordId;
    //翻倍数 取决于叫的倍数和炸弹
    int     multiple;
    //当前状态 0-发牌 1-叫分 2-出牌
    int     state;
    //胜利id
    int winId;
    //底分
    int scroe=1000;
     //当前上家最大的牌,也就是自己要打他的牌
    CardNode currCardNode;
    //选手金币输赢统计,初始化100000    
    int handsScore[kMaxPlayers]={100000,100000,100000};
    //选手名字,完全是瞎写 哈哈
    string handName[3]={"Keepmoving","Lily","AngelaBaby"};
    int minScore=50;//最低底分
    int maxScore=5000;//最高底分
    //记录打的牌
    int playedCards[kCard_TableMax];
    //选手牌数组
    LordCards  * seatHands[kMaxPlayers];
 
    unordered_map<std::string, OneHand> * powerOfCards;
 
public:
    //初始化
    void    init();
    //获取一副打乱的扑克
    vector<int> getCards();
};
 
//主牌类
class LordCards
{
public:
    static int getMinSerialLength(int mainNum);
    static int getMaxSubNum(int mainNum);
    static int getDupSubNum(int mainNum);
 
    static int getCardSuit(int card);
    static int getCardValue(int v);
 
    static bool updateHandForNode(OneHand & best, OneHand &left, CardNode & node, bool isTrim);
 
public:
    LordCards(class CardGame * game,int id, const std::vector<int>&vec);
    LordCards(class CardGame * game, int id,int cards[], int num);
    ~LordCards();
 
    LordCards & operator = (const LordCards & other);
    void assign(class CardGame * game, const std::vector<int>&vec);
    void assign(class CardGame * game, int cards[], int num);
 
public:
    float winRateIfLord();
    bool  bigEnough();
 
    std::vector<int> removeSubset(const std::vector<int> & subset);
 
    int scanToTable();
 
public:
    std::string getKey(bool checkFlower, int &leastValue, int &maxCount);
 
    bool containsFlower(int value, int num);
    bool collectNode(CardNode & one, int value, int num);
 
    OneHand    calcPowerByRemoveNode(const CardNode & node);
 
    void       checkRocket (const std::string & key, OneHand & hand);
 
    void       checkBomb4 (const std::string & key, OneHand & hand, int top);
    void       checkSerial (const std::string & key, OneHand & hand, int top, int mainNum, int len, int subNum);
    void       checkSub (const std::string & key, OneHand & hand, int mainNum, int subNum, int poss);
 
    OneHand    calcPowerValue_noFlower();
    OneHand    calcPowerValue_expandAny(int countAny, int cardIndex);
    OneHand    calcPowerValue(bool checkFlower=false);
 
    //打出牌
    void        playcards(CardNode cards);
    CardNode   typeAndValueFind();
 
 
public:
    void collectAllNodes(std::set<CardNode> &possNodes, CardNode & node, int dup);
    void sortByFactorInNodes(std::vector<CardNode> &allNodes, const CardNode & other, bool isDirect);
 
    void                 getGreaterNodes_expandAny(int countAny, int cardIndex, std::set<CardNode> &possNodes, const CardNode &other);
    void                 getGreaterNodes_possNode(std::set<CardNode> &possNodes, const CardNode &other);
    std::vector<CardNode>  getNodesGreaterThan(const CardNode & node);
    //选择最好的出牌
    CardNode   getBestCardNode(CardNode simple=CardNode());
    void  getGreaterNodes_simple(std::set<CardNode> &possNodes, const CardNode &other);
    int get_GroupData();
public:
    class CardGame * theGame;
    //位置ID
    int id;
    CardNode curretCardNode;
    std::vector<int> theCards;
    //叫地主的倍(1 2 3)
    int multiple=-1;
    //一共打了几手牌,用于算“春天”
    int playTimes=0;
    //权重
    int cardWeight;
    //排序
    void sort();
 
    std::vector<int> m_fillCards[kCard_TableMax];
    //kCard_KindMax表示牌的面值大小
    //kCard_KindMax
    //0数组表示每张牌的数量
    //1表示单张序列,顺子 值>4表示顺子
    //2表示对子 值>1表示边对
    //3三条 值为>1表示飞机
    //4炸弹
    int cardsTable[kCard_KindMax][kCard_TableMax];     // 保存每牌面值的数目,比如A的牌有几张
};

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