Linux下C语言实现贪吃蛇小游戏 Linux下C语言实现贪吃蛇小游戏

本文实例为大家分享了C语言实现贪吃蛇小游戏的具体代码，供大家参考，具体内容如下
此次贪吃蛇小游戏的目的是使得我在Linux底下使用vi进行编写的
心得：
1.自己对linux中如何使用vi更加熟悉
如：:wq yy pp dd u 等等
2.对c语言的指针，结构体，链表等更加的牢固
3.借此小项目也运用到多线程作为进入linux的深入学习打下坚实的基础
代码展示

#include#include#define UP 1 //1与-1的目的是使用abs()函数防止一上一下#define DOWN -1#define LEFT 2#define RIGHT -2struct Snake{ //创建一个结构体 int hang; int lie; struct Snake *next; }; struct Snake *head = NULL; //全局定义一个头和尾struct Snake *tail= NULL; int key; //定义一个按键的整形变量int dir; //定义一个方向的整形变量struct Snake food; void initFood(){ //定义一个食物## 可以随机生成 int x = rand()%19; int y = rand()%19; food.hang = x; food.lie = y; }void initNcurse(){ initscr(); keypad(stdscr,1); noecho(); }int hasSnakeNode(int i, int j){ //显示蛇身体 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){ //有食物 if(food.hang == i && food.lie == j){ return 1; } return 0; }void gamePic(){ //游戏图形化展示 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 ricko"); } }}void addNode(){ //加头并且方向 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(){ //初始化蛇 struct Snake *p; dir = RIGHT; while(head != NULL){ p = head; head = head->next; free(p); } initFood(); head = (struct Snake *)malloc(sizeof(struct Snake)); head->hang = 1; head->lie = 1; head->next = NULL; tail = head; addNode(); addNode(); addNode(); addNode(); }void deleNode(){ //删除最后节点 struct Snake *p; p = head; head = head->next; free(p); }int ifSnakeDie(){ //在撞到边界以及自己迟到自己的时候会输出一个1让自己复活 struct Snake *p; p = head; if(tail->hang < 0 || tail->lie == 0 || tail->hang == 20 || 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(){ //蛇的移动 addNode(); if(hasFood(tail->hang,tail->lie)){ //如果吃到食物就不删除最后的节点 initFood(); }else{ deleNode(); } if(ifSnakeDie()){ initSnake(); }}void refreshJieMian(){ //刷新界面线程 while(1){ moveSnake(); gamePic(); refresh(); usleep(150000); //刷新频率 }}void turn(int direction){ //防止方向键按了上又按下 if(abs(dir) != abs(direction)){ dir = direction; }}void changeDir(){ //改变方向 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 t1; //定义线程1 pthread_t t2; initNcurse(); //初始化ncurse initSnake(); //初始化蛇 gamePic(); //初始化界面 pthread_create(&t1,NULL,refreshJieMian,NULL); //启动线程里面的函数 pthread_create(&t2,NULL,changeDir,NULL); while(1); //线程3 getch(); endwin(); return 0; }

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