shell脚本编写的俄罗斯方块游戏代码

                        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 "33[1m33[3${cScoreValue}m33[${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 "33[3${cScoreValue}m33[${y};${x}H${iLevel}        "
                fi
        fi
        echo -ne "33[0m"

 
        #重新显示背景方块
        for ((y = 0; y < iTrayHeight; y++))
        do
                ((yp = y + iTrayTop + 1))
                ((xp = iTrayLeft + 1))