指标通过价格波动与极值比较，识别主力资金行为。包含四个信号：红色柱表示主力进场，绿色柱表示洗盘，蓝色柱表示出货，黄色柱表示主力拉高。指标通过柱状图直观展示多空状态转换，辅助判断短期资金流向。
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);
主力进场:IF(VAR5>REF(VAR5,1),VAR5,0),COLORRED,NODRAW;
STICKLINE(VAR5>REF(VAR5,1),0,VAR5,3,0 ),COLORRED;
洗盘:IF(VAR5<REF(VAR5,1),VAR5,0),COLORGREEN,NODRAW;
STICKLINE(VAR5<REF(VAR5,1),0,VAR5,3,0),COLORGREEN;
VAR21:=SMA(ABS(HIGH-VAR1),13,1)/SMA(MIN(HIGH-VAR1,0),10,1);
VAR31:=EMA(VAR21,10);
VAR41:=HHV(HIGH,33);
VAR51:=EMA(IF(HIGH>=VAR41,VAR31,0),3);
出货:IF(VAR51>REF(VAR51,1),VAR51,0),NODRAW;
STICKLINE(VAR51>REF(VAR51,1),0,VAR51,3,0 ),COLORBLUE;
主力拉高:IF(VAR51<REF(VAR51,1),VAR51,0),NODRAW;
STICKLINE(VAR51<REF(VAR51,1),0,VAR51,3,0),COLORYELLOW;
