C++实现建议贪吃蛇(不会闪屏幕)
使用vs2013完成。记录踏上游戏开发的道路。
效果图
代码
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// 2021.7.24.1贪吃蛇.cpp : 定义控制台应用程序的入口点。//#include "stdafx.h"#include <iostream>#include <list>#include <numeric> #include <algorithm> #include <Windows.h>#include <WinUser.h>#include <cstdlib>#include <ctime>#include <vector>using namespace std;#define KEY_DOWN(vk_code) (GetAsyncKeyState(vk_code) & 0x8000 ? 1 : 0)#define MAX_SNAKE_LEN 20#define MAP_MAXIMUM_HEIGHT 20#define MAP_MAXIMUM_WIDTH 20#define MAX_NUMBER_FRUIT 5struct sSnakeBody{ void setPostion(int x, int y) { nSnakeBodyX = x; nSnakeBodyY = y; } void setPostion(sSnakeBody* temp) { nSnakeBodyX = temp->nSnakeBodyX; nSnakeBodyY = temp->nSnakeBodyY; } int nSnakeBodyX; int nSnakeBodyY;};typedef list<sSnakeBody> LISTSNAKEBODY;struct sSnake{ sSnake() { nSnakeHeadX = 1; nSnakeHeadY = 1; nSnakeDirection = 1; speed = 5; } bool isExit(sSnakeBody temp) { if (nSnakeHeadX==temp.nSnakeBodyX&&nSnakeHeadY==temp.nSnakeBodyY) { return true; } return false; } bool isExit(int x, int y) { if (nSnakeHeadX == x&&nSnakeHeadY == y) { return true; } return false; } void reduction(sSnakeBody temp) { nSnakeHeadX = 2 * nSnakeHeadXBk - temp.nSnakeBodyX; nSnakeHeadY = 2 * nSnakeHeadYBk - temp.nSnakeBodyY; } int nSnakeHeadX; int nSnakeHeadY; int nSnakeHeadXBk; int nSnakeHeadYBk; int nSnakeDirection;//0表示上，1表示右，2表示下，3表示左，顺时针 int speed;//指的是几个循环前进一次 LISTSNAKEBODY snakeBodyList[MAX_SNAKE_LEN];};struct sFruit{ int FruitX; int FruitY; sFruit() { FruitX = -1; FruitY = -1; } sFruit(int x, int y) { FruitX = x; FruitY = y; } bool isExit(sSnake snake) { if (FruitX == snake.nSnakeHeadX && FruitY == snake.nSnakeHeadY) return true; else return false; }};vector<sFruit> gFruitVector;sSnake gSnake;//显示地图void showArrMap(int arrMap[MAP_MAXIMUM_HEIGHT][MAP_MAXIMUM_WIDTH]){ system("cls"); for (int i = 0; i < MAP_MAXIMUM_HEIGHT; i++) { for (int j = 0; j < MAP_MAXIMUM_WIDTH; j++) { if (1 == arrMap[i][j] || gSnake.isExit(i,j)) { cout << "■"; } else if (arrMap[i][j] == 2) { cout << "●"; } else { cout << " "; } } if (4 == i) { cout << "\t得分：" << gSnake.snakeBodyList->size(); } cout << endl; }}//将数据加载到地图上。返回值为加载后游戏是否失败bool mapLoadData(int arrMap[MAP_MAXIMUM_HEIGHT][MAP_MAXIMUM_WIDTH]){ //加载水果的数据 for (unsigned int i = 0; i < gFruitVector.size(); i++) { arrMap[gFruitVector[i].FruitX][gFruitVector[i].FruitY] = 2; } //加载蛇的身体数据 for (LISTSNAKEBODY::iterator iter = gSnake.snakeBodyList->begin(); iter != gSnake.snakeBodyList->end(); iter++) { arrMap[iter->nSnakeBodyX][iter->nSnakeBodyY] = 1; } // 吃到第一个水果的时候，一定不是游戏失败 if (gSnake.snakeBodyList->size() == 1 && gSnake.isExit(gSnake.snakeBodyList->front())) { return false; } if (arrMap[gSnake.nSnakeHeadX][gSnake.nSnakeHeadY] == 1) return true; return false;}//更新蛇的数据void updateSnake(int &nProgramCounter){ if (nProgramCounter > gSnake.speed) { gSnake.nSnakeHeadXBk = gSnake.nSnakeHeadX; gSnake.nSnakeHeadYBk = gSnake.nSnakeHeadY; if (gSnake.nSnakeDirection == 0) { gSnake.nSnakeHeadX--; } else if (gSnake.nSnakeDirection == 1) { gSnake.nSnakeHeadY++; } else if (gSnake.nSnakeDirection == 2) { gSnake.nSnakeHeadX++; } else if (gSnake.nSnakeDirection == 3) { gSnake.nSnakeHeadY--; } if (gSnake.snakeBodyList->size() != 0) { if (gSnake.isExit(gSnake.snakeBodyList->front())) { gSnake.reduction(gSnake.snakeBodyList->front()); } } //蛇的身体移动 if (gSnake.snakeBodyList->size() != 0) { sSnakeBody snakeBody; snakeBody.setPostion(gSnake.nSnakeHeadXBk, gSnake.nSnakeHeadYBk); gSnake.snakeBodyList->push_front(snakeBody); gSnake.snakeBodyList->pop_back(); } nProgramCounter = 0; }}//绑定键盘事件void bindKeyboardEvents(){ if (KEY_DOWN(VK_UP)) { gSnake.nSnakeDirection = 0; } else if (KEY_DOWN(VK_RIGHT)) { gSnake.nSnakeDirection = 1; } else if (KEY_DOWN(VK_DOWN)) { gSnake.nSnakeDirection = 2; } else if (KEY_DOWN(VK_LEFT)) { gSnake.nSnakeDirection = 3; } if (KEY_DOWN(VK_SHIFT)) { gSnake.speed = 2; } else { gSnake.speed = 5; }}//随机生成 N 个水果，void randomlyGeneratedFruit(int N, int arrMap[MAP_MAXIMUM_HEIGHT][MAP_MAXIMUM_WIDTH]){ int maxi = MAP_MAXIMUM_HEIGHT; int maxj = MAP_MAXIMUM_WIDTH; int AllCnt = 0; vector<int> randMap; for (int i = 0; i < maxi; i++) { for (int j = 0; j < maxj; j++) { if (0 == arrMap[i][j]) { randMap.push_back(i*maxj + j); AllCnt++; } } } if (AllCnt < N) { N = AllCnt; } for (int i = 0; i < N; i++) { int temp = (rand() % AllCnt--); randMap.erase(randMap.begin() + temp); sFruit fruitTemp = sFruit(temp / maxi + 1, temp % (maxi - 2) + 1); gFruitVector.push_back(fruitTemp); }}//初始化地图void initArrMap(int arrMap[MAP_MAXIMUM_HEIGHT][MAP_MAXIMUM_WIDTH]){ for (int i = 0; i < MAP_MAXIMUM_HEIGHT; i++) { for (int j = 0; j < MAP_MAXIMUM_WIDTH; j++) { if (i == 0 || j == 0 || i == MAP_MAXIMUM_HEIGHT - 1 || j == MAP_MAXIMUM_WIDTH - 1) arrMap[i][j] = 1; else arrMap[i][j] = 0; } }}//初始化水果数据void initFruit(int arrMap[MAP_MAXIMUM_HEIGHT][MAP_MAXIMUM_WIDTH]){ randomlyGeneratedFruit(MAX_NUMBER_FRUIT, arrMap);}//蛇头吃到水果事件void eatFruitEvent(int arrMap[MAP_MAXIMUM_HEIGHT][MAP_MAXIMUM_WIDTH]){ for (unsigned int i = 0; i < gFruitVector.size(); i++) { if (gFruitVector[i].isExit(gSnake)) { sSnakeBody snakeBodyTemp; if (gSnake.snakeBodyList->size() == 0) { snakeBodyTemp.setPostion(gSnake.nSnakeHeadX, gSnake.nSnakeHeadY); } else { snakeBodyTemp.setPostion(&gSnake.snakeBodyList->back()); } gSnake.snakeBodyList->push_back(snakeBodyTemp); gFruitVector.erase(gFruitVector.begin() + i); randomlyGeneratedFruit(1, arrMap); } }}int _tmain(int argc, _TCHAR* argv[]){ HANDLE hOutput; COORD coord = { 0, 0 }; hOutput = GetStdHandle(STD_OUTPUT_HANDLE); //创建新的缓冲区 HANDLE hOutBuf = CreateConsoleScreenBuffer( GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, CONSOLE_TEXTMODE_BUFFER, NULL ); //设置新的缓冲区为活动显示缓冲 SetConsoleActiveScreenBuffer(hOutBuf); //隐藏两个缓冲区的光标 CONSOLE_CURSOR_INFO cci; cci.bVisible = 0; cci.dwSize = 1; SetConsoleCursorInfo(hOutput, &cci); SetConsoleCursorInfo(hOutBuf, &cci); //双缓冲处理显示 DWORD bytes = 0; char data[3200]; //地图，需要将数据映射到地图上，再去渲染地图。 int arrMap[MAP_MAXIMUM_HEIGHT][MAP_MAXIMUM_WIDTH]; srand(time(NULL)); //计数器。 int nProgramCounter = 0; //初始化各个数据 initArrMap(arrMap); initFruit(arrMap); while (true) { nProgramCounter++; initArrMap(arrMap); bindKeyboardEvents(); updateSnake(nProgramCounter); eatFruitEvent(arrMap); bool bIsWin = mapLoadData(arrMap); showArrMap(arrMap); if (bIsWin) { cout << endl << "游戏失败！！！"; ReadConsoleOutputCharacterA(hOutput, data, 3200, coord, &bytes); WriteConsoleOutputCharacterA(hOutBuf, data, 3200, coord, &bytes); break; } ReadConsoleOutputCharacterA(hOutput, data, 3200, coord, &bytes); WriteConsoleOutputCharacterA(hOutBuf, data, 3200, coord, &bytes); } system("pause"); return 0;} |
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原文链接：https://blog.csdn.net/quanzhouren/article/details/119148417
