c++俄罗斯方块源代码

以下是一个简单的 C++ 俄罗斯方块游戏源代码，仅供参考：

#include <iostream>
#include <conio.h>
#include <windows.h>
using namespace std;

const int Width = 20;   // 游戏区域宽度
const int Height = 25;  // 游戏区域高度

int score = 0;  // 得分

char screen[Height][Width];

// 方块结构体
struct Block
{
    int x, y;
    char shape[4][4];
};

// 方块数组，共7种不同形状的方块
Block blocks[7] =
{
    { 0, 0, {
        { ' ', ' ', ' ', ' ' },
        { ' ', ' ', ' ', ' ' },
        { '*', '*', '*', '*' },
        { ' ', ' ', ' ', ' ' }
      }
    },

    { 0, 0, {
        { '*', '*', ' ', ' ' },
        { '*', '*', ' ', ' ' },
        { ' ', ' ', ' ', ' ' },
        { ' ', ' ', ' ', ' ' }
      }
    },

    { 0, 0, {
        { '*', ' ', ' ', ' ' },
        { '*', ' ', ' ', ' ' },
        { '*', '*', ' ', ' ' },
        { ' ', ' ', ' ', ' ' }
      }
    },

    { 0, 0, {
        { ' ', ' ', '*', ' ' },
        { '*', '*', '*', ' ' },
        { ' ', ' ', ' ', ' ' },
        { ' ', ' ', ' ', ' ' }
      }
    },

    { 0, 0, {
        { ' ', '*', '*', ' ' },
        { '*', '*', ' ', ' ' },
        { ' ', ' ', ' ', ' ' },
        { ' ', ' ', ' ', ' ' }
      }
    },

    { 0, 0, {
        { '*', '*', ' ', ' ' },
        { ' ', '*', '*', ' ' },
        { ' ', ' ', ' ', ' ' },
        { ' ', ' ', ' ', ' ' }
      }
    },

    { 0, 0, {
        { '*', '*', '*', ' ' },
        { ' ', ' ', '*', ' ' },
        { ' ', ' ', ' ', ' ' },
        { ' ', ' ', ' ', ' ' }
      }
    }
};

// 随机生成一个新方块
void newBlock(Block& blk)
{
    int index = rand() % 7;
    blk = blocks[index];
    blk.x = Width / 2 - 2;
    blk.y = 0;
}

// 将方块画到屏幕上
void drawBlock(const Block& blk)
{
    for (int i = 0; i < 4; i++)
    {
        for (int j = 0; j < 4; j++)
        {
            if (blk.shape[i][j] == '*')
            {
                screen[blk.y + i][blk.x + j] = blk.shape[i][j];
            }
        }
    }
}

// 将屏幕清空
void clearScreen()
{
    system("cls");
    memset(screen, ' ', sizeof(screen));
    for (int i = 0; i < Width; i++)
    {
        screen[Height - 1][i] = '-';
    }
}

// 将屏幕画出来
void renderScreen()
{
    cout << "Score: " << score << endl;
    for (int i = 0; i < Height; i++)
    {
        for (int j = 0; j < Width; j++)
        {
            cout << screen[i][j];
        }
        cout << endl;
    }
}

// 判断方块是否可以向下移动
bool canMoveDown(const Block& blk)
{
    for (int i = 0; i < 4; i++)
    {
        for (int j = 0; j < 4; j++)
        {
            if (blk.shape[i][j] == '*')
            {
                if (blk.y + i >= Height - 1 || screen[blk.y + i + 1][blk.x + j] != ' ')
                {
                    return false;
                }
            }
        }
    }
    return true;
}

// 将方块向下移动一格
void moveDown(Block& blk)
{
    blk.y++;
}

// 将方块向左移动一格
void moveLeft(Block& blk)
{
    blk.x--;
}

// 将方块向右移动一格
void moveRight(Block& blk)
{
    blk.x++;
}

// 将方块旋转90度
void rotate(Block& blk)
{
    Block temp = blk;
    for (int i = 0; i < 4; i++)
    {
        for (int j = 0; j < 4; j++)
        {
            blk.shape[j][3 - i] = temp.shape[i][j];
        }
    }
}

// 将方块固定在屏幕上，更新得分，并检查是否有行已经填满
void fixBlock(const Block& blk)
{
    for (int i = 0; i < 4; i++)
    {
        for (int j = 0; j < 4; j++)
        {
            if (blk.shape[i][j] == '*')
            {
                screen[blk.y + i][blk.x + j] = blk.shape[i][j];
            }
        }
    }

    // 检查是否有行已经填满
    for (int i = Height - 2; i >= 0; i--)
    {
        bool full = true;
        for (int j = 0; j < Width; j++)
        {
            if (screen[i][j] == ' ')
            {
                full = false;
                break;
            }
        }

        if (full)
        {
            score += 10;
            // 将上面的所有行向下移动一格
            for (int k = i; k > 0; k--)
            {
                memcpy(screen[k], screen[k - 1], Width);
            }
            i++;
        }
    }
}

// 游戏循环
void gameLoop()
{
    Block curBlock, nextBlock;
    newBlock(curBlock);
    newBlock(nextBlock);

    while (true)
    {
        clearScreen();
        drawBlock(curBlock);
        renderScreen();

        if (!canMoveDown(curBlock))
        {
            fixBlock(curBlock);
            curBlock = nextBlock;
            newBlock(nextBlock);
        }
        else
        {
            moveDown(curBlock);
        }

        if (_kbhit())
        {
            char ch = _getch();
            switch (ch)
            {
            case 'a':
                if (curBlock.x > 0)
                {
                    moveLeft(curBlock);
                }
                break;
            case 'd':
                if (curBlock.x < Width - 4)
                {
                    moveRight(curBlock);
                }
                break;
            case 'w':
                rotate(curBlock);
                break;
            case 's':
                while (canMoveDown(curBlock))
                {
                    moveDown(curBlock);
                }
                fixBlock(curBlock);
                curBlock = nextBlock;
                newBlock(nextBlock);
                break;
            }
        }

        Sleep(50);
    }
}

int main()
{
    gameLoop();
    return 0;
}

注意：以上源代码可能存在一些不足或者bug，需要根据实际情况进行修改。