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shell脚本编写的俄罗斯方块游戏代码_linux shell_

2023-05-26 345人已围观

简介 shell脚本编写的俄罗斯方块游戏代码_linux shell_

粘贴以下代码到一个空的Shell脚本文件中,并在Bash 中运行即可!

复制代码 代码如下:

#!/bin/bash

# Tetris Game
# 10.21.2003 xhchen<[email]xhchen@winbond.com.tw[/email]>

#APP declaration
APP_NAME="${0##*[\\/]}"
APP_VERSION="1.0"

 
#颜色定义
cRed=1
cGreen=2
cYellow=3
cBlue=4
cFuchsia=5
cCyan=6
cWhite=7
colorTable=($cRed $cGreen $cYellow $cBlue $cFuchsia $cCyan $cWhite)

#位置和大小
iLeft=3
iTop=2
((iTrayLeft = iLeft + 2))
((iTrayTop = iTop + 1))
((iTrayWidth = 10))
((iTrayHeight = 15))

#颜色设置
cBorder=$cGreen
cScore=$cFuchsia
cScoreValue=$cCyan

#控制信号
#改游戏使用两个进程,一个用于接收输入,一个用于游戏流程和显示界面;
#当前者接收到上下左右等按键时,通过向后者发送signal的方式通知后者。
sigRotate=25
sigLeft=26
sigRight=27
sigDown=28
sigAllDown=29
sigExit=30

#七中不同的方块的定义
#通过旋转,每种方块的显示的样式可能有几种
box0=(0 0 0 1 1 0 1 1)
box1=(0 2 1 2 2 2 3 2 1 0 1 1 1 2 1 3)
box2=(0 0 0 1 1 1 1 2 0 1 1 0 1 1 2 0)
box3=(0 1 0 2 1 0 1 1 0 0 1 0 1 1 2 1)
box4=(0 1 0 2 1 1 2 1 1 0 1 1 1 2 2 2 0 1 1 1 2 0 2 1 0 0 1 0 1 1 1 2)
box5=(0 1 1 1 2 1 2 2 1 0 1 1 1 2 2 0 0 0 0 1 1 1 2 1 0 2 1 0 1 1 1 2)
box6=(0 1 1 1 1 2 2 1 1 0 1 1 1 2 2 1 0 1 1 0 1 1 2 1 0 1 1 0 1 1 1 2)
#所有其中方块的定义都放到box变量中
box=(${box0[@]} ${box1[@]} ${box2[@]} ${box3[@]} ${box4[@]} ${box5[@]} ${box6[@]})
#各种方块旋转后可能的样式数目
countBox=(1 2 2 2 4 4 4)
#各种方块再box数组中的偏移
offsetBox=(0 1 3 5 7 11 15)

#每提高一个速度级需要积累的分数
iScoreEachLevel=50        #be greater than 7

#运行时数据
sig=0                #接收到的signal
iScore=0        #总分
iLevel=0        #速度级
boxNew=()        #新下落的方块的位置定义
cBoxNew=0        #新下落的方块的颜色
iBoxNewType=0        #新下落的方块的种类
iBoxNewRotate=0        #新下落的方块的旋转角度
boxCur=()        #当前方块的位置定义
cBoxCur=0        #当前方块的颜色
iBoxCurType=0        #当前方块的种类
iBoxCurRotate=0        #当前方块的旋转角度
boxCurX=-1        #当前方块的x坐标位置
boxCurY=-1        #当前方块的y坐标位置
iMap=()                #背景方块图表

#初始化所有背景方块为-1, 表示没有方块
for ((i = 0; i < iTrayHeight * iTrayWidth; i++)); do iMap[$i]=-1; done

 
#接收输入的进程的主函数
function RunAsKeyReceiver()
{
        local pidDisplayer key aKey sig cESC sTTY

        pidDisplayer=$1
        aKey=(0 0 0)

        cESC=`echo -ne "\033"`
        cSpace=`echo -ne "\040"`

        #保存终端属性。在read -s读取终端键时,终端的属性会被暂时改变。
        #如果在read -s时程序被不幸杀掉,可能会导致终端混乱,
        #需要在程序退出时恢复终端属性。
        sTTY=`stty -g`

        #捕捉退出信号
        trap "MyExit;" INT TERM
        trap "MyExitNoSub;" $sigExit

        #隐藏光标
        echo -ne "\033[?25l"

 
        while :
        do
                #读取输入。注-s不回显,-n读到一个字符立即返回
                read -s -n 1 key

                aKey[0]=${aKey[1]}
                aKey[1]=${aKey[2]}
                aKey[2]=$key
                sig=0

                #判断输入了何种键
                if [[ $key == $cESC && ${aKey[1]} == $cESC ]]
                then
                        #ESC键
                        MyExit
                elif [[ ${aKey[0]} == $cESC && ${aKey[1]} == "[" ]]
                then
                        if [[ $key == "A" ]]; then sig=$sigRotate        #<向上键>
                        elif [[ $key == "B" ]]; then sig=$sigDown        #<向下键>
                        elif [[ $key == "D" ]]; then sig=$sigLeft        #<向左键>
                        elif [[ $key == "C" ]]; then sig=$sigRight        #<向右键>
                        fi
                elif [[ $key == "W" || $key == "w" ]]; then sig=$sigRotate        #W, w
                elif [[ $key == "S" || $key == "s" ]]; then sig=$sigDown        #S, s
                elif [[ $key == "A" || $key == "a" ]]; then sig=$sigLeft        #A, a
                elif [[ $key == "D" || $key == "d" ]]; then sig=$sigRight        #D, d
                elif [[ "[$key]" == "[]" ]]; then sig=$sigAllDown        #空格键
                elif [[ $key == "Q" || $key == "q" ]]                        #Q, q
                then
                        MyExit
                fi

                if [[ $sig != 0 ]]
                then
                        #向另一进程发送消息
                        kill -$sig $pidDisplayer
                fi
        done
}

#退出前的恢复
function MyExitNoSub()
{
        local y

        #恢复终端属性
        stty $sTTY
        ((y = iTop + iTrayHeight + 4))

        #显示光标
        echo -e "\033[?25h\033[${y};0H"
        exit
}

 
function MyExit()
{
        #通知显示进程需要退出
        kill -$sigExit $pidDisplayer

        MyExitNoSub
}

 
#处理显示和游戏流程的主函数
function RunAsDisplayer()
{
        local sigThis
        InitDraw

        #挂载各种信号的处理函数
        trap "sig=$sigRotate;" $sigRotate
        trap "sig=$sigLeft;" $sigLeft
        trap "sig=$sigRight;" $sigRight
        trap "sig=$sigDown;" $sigDown
        trap "sig=$sigAllDown;" $sigAllDown
        trap "ShowExit;" $sigExit

        while :
        do
                #根据当前的速度级iLevel不同,设定相应的循环的次数
                for ((i = 0; i < 21 - iLevel; i++))
                do
                        sleep 0.02
                        sigThis=$sig
                        sig=0

                        #根据sig变量判断是否接受到相应的信号
                        if ((sigThis == sigRotate)); then BoxRotate;        #旋转
                        elif ((sigThis == sigLeft)); then BoxLeft;        #左移一列
                        elif ((sigThis == sigRight)); then BoxRight;        #右移一列
                        elif ((sigThis == sigDown)); then BoxDown;        #下落一行
                        elif ((sigThis == sigAllDown)); then BoxAllDown;        #下落到底
                        fi
                done
                #kill -$sigDown $$
                BoxDown        #下落一行
        done
}

 
#BoxMove(y, x), 测试是否可以把移动中的方块移到(x, y)的位置, 返回0则可以, 1不可以
function BoxMove()
{
        local j i x y xTest yTest
        yTest=$1
        xTest=$2
        for ((j = 0; j < 8; j += 2))
        do
                ((i = j + 1))
                ((y = ${boxCur[$j]} + yTest))
                ((x = ${boxCur[$i]} + xTest))
                if (( y < 0 || y >= iTrayHeight || x < 0 || x >= iTrayWidth))
                then
                        #撞到墙壁了
                        return 1
                fi
                if ((${iMap[y * iTrayWidth + x]} != -1 ))
                then
                        #撞到其他已经存在的方块了
                        return 1
                fi
        done
        return 0;
}

 
#将当前移动中的方块放到背景方块中去,
#并计算新的分数和速度级。(即一次方块落到底部)
function Box2Map()
{
        local j i x y xp yp line

        #将当前移动中的方块放到背景方块中去
        for ((j = 0; j < 8; j += 2))
        do
                ((i = j + 1))
                ((y = ${boxCur[$j]} + boxCurY))
                ((x = ${boxCur[$i]} + boxCurX))
                ((i = y * iTrayWidth + x))
                iMap[$i]=$cBoxCur
        done

        #消去可被消去的行
        line=0
        for ((j = 0; j < iTrayWidth * iTrayHeight; j += iTrayWidth))
        do
                for ((i = j + iTrayWidth - 1; i >= j; i--))
                do
                        if ((${iMap[$i]} == -1)); then break; fi
                done
                if ((i >= j)); then continue; fi

                ((line++))
                for ((i = j - 1; i >= 0; i--))
                do
                        ((x = i + iTrayWidth))
                        iMap[$x]=${iMap[$i]}
                done
                for ((i = 0; i < iTrayWidth; i++))
                do
                        iMap[$i]=-1
                done
        done

        if ((line == 0)); then return; fi

        #根据消去的行数line计算分数和速度级
        ((x = iLeft + iTrayWidth * 2 + 7))
        ((y = iTop + 11))
        ((iScore += line * 2 - 1))
        #显示新的分数
        echo -ne "\033[1m\033[3${cScoreValue}m\033[${y};${x}H${iScore}         "
        if ((iScore % iScoreEachLevel < line * 2 - 1))
        then
                if ((iLevel < 20))
                then
                        ((iLevel++))
                        ((y = iTop + 14))
                        #显示新的速度级
                        echo -ne "\033[3${cScoreValue}m\033[${y};${x}H${iLevel}        "
                fi
        fi
        echo -ne "\033[0m"

 
        #重新显示背景方块
        for ((y = 0; y < iTrayHeight; y++))
        do
                ((yp = y + iTrayTop + 1))
                ((xp = iTrayLeft + 1))
                ((i = y * iTrayWidth))
                echo -ne "\033[${yp};${xp}H"
                for ((x = 0; x < iTrayWidth; x++))
                do
                        ((j = i + x))
                        if ((${iMap[$j]} == -1))
                        then
                                echo -ne "  "
                        else
                                echo -ne "\033[1m\033[7m\033[3${iMap[$j]}m\033[4${iMap[$j]}m[]\033[0m"
                        fi
                done
        done
}

 
#下落一行
function BoxDown()
{
        local y s
        ((y = boxCurY + 1))        #新的y坐标
        if BoxMove $y $boxCurX        #测试是否可以下落一行
        then
                s="`DrawCurBox 0`"        #将旧的方块抹去
                ((boxCurY = y))
                s="$s`DrawCurBox 1`"        #显示新的下落后方块
                echo -ne $s
        else
                #走到这儿, 如果不能下落了
                Box2Map                #将当前移动中的方块贴到背景方块中
        

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