{通达信源码（副图指标）}
预涨停量:=VOL>REF(MA(VOL,5),1)*2.5 AND CLOSE>OPEN*1.03;
假阴洗盘:=REF(HIGH,1)/REF(CLOSE,2)>1.095 AND REF(CLOSE,1)<REF(OPEN,1)*0.99;
主力控盘:=EMA((HIGH+LOW)/2,5)/EMA((HIGH+LOW)/2,30)>1.05;
黑鹰信号:CROSS(预涨停量 AND 假阴洗盘 AND 主力控盘,0.5),COLORRED;
DRAWTEXT(黑鹰信号,LOW*0.98,'←猎鹰起飞'),COLORYELLOW;