公式模型编写问题提交-一个简单的系统没有信号请帮我修改一下金字塔客服中心 - 专业程序化交易软件提供商

runmode:0;

input :duan(20,10,30,1);

input:chang(55,40,70,1);

//计算atr

variable :atr=0;

m:=ma(tr,20);

if barpos>=20 then atr:=m;

else atr:=(19*atr+tr)/20;

sysatr:ma(tr,20),linethick0;

variable: shortlow=close; //短期低点

variable: shorthigh=close; //短期高点

variable: longlow=close; //长期低点

variable: longhigh=close; //长期高点

shortlow:=llv(low,duan);

shorthigh:=hhv(high,duan);

longlow:=llv(low,chang);

longhigh:=hhv(high,chang);

day10low:=llv(low,10);

day20low:=llv(low,20);

day20high:=hhv(high,20);

day10high:=hhv(high,10);

variable: positionstatus=0;

//初始化

if barpos=1 then begin end;

//无持仓

if positionstatus=0 and barpos>chang then

begin

//多头进场条件

enterlongrule1:=h>shorthigh;

enterlongrule2:=h>longhigh;

if enterlongrule2 then

begin

unit:=(cash(0)*0.01)/atr;{一单位头寸规模}

myenterprice:=if(open>longhigh+mindiff,open,longhigh+mindiff);

buy(1,unit,limitr,myenterprice);

positionstatus:=1;{头寸为多头头寸}

longpositionunit:=1;{多头头寸单位累计1个}

end;

//空头进场条件

{entershortrule1:=l<shortlow;

entershortrule2:=l<longlow;

if entershortrule2 then

begin

unit:=(cash(0)*0.01)/atr;

short2:buyshort(1,unit,market);

positionstatus:=-1;

shortpositionunit:=1;

end;}

end;

//持有多头仓位

if positionstatus>0 then

begin

//多头加仓

if (high>myenterprice+0.5*atr) && (longpositionunit<4) then

begin

unit:=(cash(0)*0.01)/atr;{一单位头寸规模}

myenterprice:=myenterprice+0.5*atr;

myenterprice:= ceiling(myenterprice/mindiff)*mindiff;

buy(1, unit, limitr, myenterprice);

longpositionunit := longpositionunit+1 ;

end;

//多头离场

exitlongrule1:=low<day10low;

exitlongrule2:=low<day20low;

if exitlongrule1 then

begin

sell(1,0,market);

positionstatus:=0;

longpositionunit:=0;

end;

//多头止损

longstopcond:=low<myenterprice-2*atr;

if longstopcond and positionstatus>0 then

begin

sell(1,0,market);

positionstatus:=0;

longpositionunit:=0;

end;

//持有空头仓位

if positionstatus<0 then

begin

//空头加仓

//空头离场

//空头止损

end;

资产:asset,linethick0;

可用现金:cash(0),linethick0;

pos:holding,linethick0;

交易次数:totaldaytrade, linethick0 ;

当前持仓:holding,colorgray,linethick0;

当前资产:asset,noaxis,colorgray;

运行在图标后无信号请问哪里有问题？