Linux环境下,基于Ncurse图形库贪吃蛇小游戏(下)

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Linux环境下,基于Ncurse图形库贪吃蛇小游戏(下)

蛇移动的不合理(用绝对值来解决)
蛇吃食物(链表的添加和食物的随机出来)
蛇自己咬死自己(尾节点与其余节点重合初始化蛇)

最后完全代码:

#include <curses.h>
#include <stdlib.h>
#include <pthread.h>

#define UP      1
#define DOWN   -1
#define LEFT    2
#define RIGHT  -2

struct Snake

        int hang;
        int lie;
        struct Snake *next;
;

int key;
int dir;

struct Snake *head = NULL;
struct Snake *tail = NULL;

struct Snake food;

void initFood()
			
        int x = rand()%20;
        int y = rand()%20;
        food.hang = x;
        food.lie  = y;



void initNcurse()


        initscr();
        keypad(stdscr,1);
        noecho();


int hasSnakeNode(int i,int j)

        struct Snake *p;
        p = head;
        while(p != NULL)
        if(p->hang == i && p->lie == j)
                        return 1;
                p = p->next;
        return 0;


int hasFood(int i,int j)

        if(food.hang == i && food.lie == j)
                return 1;
        
        return 0;


void gamePic()

        int hang;
        int lie;
        move(0,0);
        for(hang=0;hang<20;hang++)
                if(hang == 0)
                for(lie=0;lie<20;lie++)
                        printw("--");
                        
                printw("\\n");
        
                if(hang>=0 && hang<=19)
                        for(lie=0;lie<=20;lie++)
                        if(lie == 0 || lie == 20)
                                printw("|");
                        else if(hasSnakeNode(hang,lie))
                                printw("[]");
                                
                         else if(hasFood(hang,lie))
                                printw("##");
                                
                        else
                                printw("  ");
                        

                
                printw("\\n");

                if(hang == 19)
                        for(lie=0;lie<20;lie++)
                                printw("--");
                        
                        printw("\\n");
                        printw("by Chengzi!");
                
        

void addNode()

        struct Snake *new = (struct Snake *)malloc(sizeof(struct Snake));
        new->next = NULL;

        switch(dir)
                case UP:
                        new->hang = tail->hang-1;
                        new->lie = tail->lie;
                        break;
                case DOWN:
                        new->hang = tail->hang+1;
                        new->lie = tail->lie;
                        break;
                case LEFT:
                        new->hang = tail->hang;
                        new->lie = tail->lie-1;
                        break;
                case RIGHT:
                        new->hang = tail->hang;
                        new->lie = tail->lie+1;
                        break;
        

        tail->next = new;
        tail=new;

void initSnake()

        struct Snake *p;

        dir = RIGHT;

        initFood();
        while(head!=NULL)
                p = head;
                head = head->next;
                free(p);
        
        head = (struct Snake *)malloc(sizeof(struct Snake));
        head->hang = 2;
        head->lie = 2;
        head->next = NULL;
        tail = head;

        addNode();
        addNode();

void deleNode()

        struct Snake *p;
        p = head;
        head = head->next;
        free(p);


int ifSnakeDle()

        struct Snake *p;
        p = head;
        if (tail->hang<0 || tail->hang == 20 || tail->lie == 0 || tail->lie == 20)
                return 1;
        
        while(p->next != NULL)
                if(p->hang == tail->hang && p->lie == tail->lie)
                        return 1;
                

                p = p->next;
        
        return 0;


void moveSnake()

        addNode();
        if(hasFood(tail->hang,tail->lie))
                initFood();
        else
                deleNode();
        
        if (ifSnakeDle())
        
                initSnake();
        

void* refreshJM()

         while(1)
                        moveSnake();
                        gamePic();
                        refresh();
                        usleep(100000);
                



void turn(int direction)

        if(abs(dir) != abs(direction))
                dir = direction;
        

void* changeDir()

        while(1)
                key = getch();
                switch(key)
                        case KEY_DOWN:
                                turn(DOWN);
                                break;
                        case KEY_UP:
                                turn(UP);
                                break;
                        case KEY_LEFT:
                                turn(LEFT);
                                break;
                        case KEY_RIGHT:
                                turn(RIGHT);
                                break;
        



int main()

        pthread_t th1;
        pthread_t th2;

        initNcurse();
        initSnake();

        gamePic();

        pthread_create(&th1,NULL,refreshJM,NULL);
        pthread_create(&th2,NULL,changeDir,NULL);
        while(1);
        getch();
        endwin();
        return 0;



代码运行要加上 -lcurses -lpthread

最后是游戏实现的界面

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