这个指标主要用来判断主力资金的进出场信号。紫色柱状图（主力风暴）表示主力资金进场，黄色柱状图（主力出场）表示主力资金离场。操作策略：当出现紫色柱时可考虑跟进，出现黄色柱时注意风险。核心逻辑是通过计算价格波动与近期高低点的关系，捕捉主力动向。简单说就是"紫进黄出"，适合短线波段操作。
VAR1:=REF((LOW+OPEN+CLOSE+HIGH)/4,1);
VAR2:=SMA(ABS(LOW-VAR1),13,1)/SMA(MAX(LOW-VAR1,0),10,1);
VAR3:=EMA(VAR2,10);
VAR4:=LLV(LOW,33);
VAR5:=EMA(IF(LOW<=VAR4,VAR3,0),3);
VAR12:=SMA(ABS(VAR1-H),13,1)/SMA(MAX(VAR1-H,0),10,1);
VAR13:=EMA(VAR12,10);
VAR14:=HHV(H,33);
VAR15:=EMA(IF(H>=VAR14,VAR13,0),3);
主力风暴:IF(VAR15>REF(VAR15,1),VAR15,0),COLORFF00FF,NODRAW;
STICKLINE(VAR15>REF(VAR15,1),0,VAR15,3,0),COLORFF00FF;
STICKLINE(VAR15>REF(VAR15,1),0,VAR15,3,0 ),COLOR550055;
STICKLINE(VAR15>REF(VAR15,1),0,VAR15,2.6,0 ),COLOR770077;
STICKLINE(VAR15>REF(VAR15,1),0,VAR15,2.1,0 ),COLOR990099;
STICKLINE(VAR15>REF(VAR15,1),0,VAR15,1.5,0 ),COLORBB00BB;
STICKLINE(VAR15>REF(VAR15,1),0,VAR15,0.9,0 ),COLORDD00DD;
STICKLINE(VAR15>REF(VAR15,1),0,VAR15,0.3,0 ),COLORFF00FF;
主力出场:IF(VAR15<REF(VAR15,1),VAR15,0),COLORYELLOW,NODRAW;
STICKLINE(VAR15<REF(VAR15,1),0,VAR15,3,0 ),COLORYELLOW;
STICKLINE(VAR15<REF(VAR15,1),0,VAR15,3,0),COLOR005555;
STICKLINE(VAR15<REF(VAR15,1),0,VAR15,2.6,0),COLOR007777;
STICKLINE(VAR15<REF(VAR5,1),0,VAR15,2.1,0),COLOR009999;
STICKLINE(VAR15<REF(VAR15,1),0,VAR15,1.5,0),COLOR00BBBB;
STICKLINE(VAR15<REF(VAR15,1),0,VAR15,0.9,0),COLOR00DDDD;
STICKLINE(VAR15<REF(VAR15,1),0,VAR15,0.3,0),COLOR00FFFF;
