飞狐自用VOL源码公式：
【自用VOL】
DRAWGBK((CLOSE > 0),COLORRGB(0,0,0),COLORRGB(0,0,0),1);
量:VOL,LINETHICK,Color00FFFF;
STICKLINE(CLOSE>REF(CLOSE,1),量,0,8,0),Color0054A8;
STICKLINE(CLOSE<=REF(CLOSE,1),量,0,8,0),Color999900;
预量:IF(ISLASTBAR AND DATATYPE=6 ,VOL*240/OPENMINUTES(CURRENTTIME),0),ColorFF00FF,LINETHICK;
预量增:预量-REF(V,1),LINETHICK,COLORGRAY;
CB:=IF(CAPITAL>1,AMOUNT/VOL/100,(HIGH+LOW+2*CLOSE)/4);
空1:=IF((HIGH-LOW)>0 AND CLOSE>CB, ((HIGH-CLOSE)/(HIGH-CB))*((HIGH-CLOSE)/(HIGH-CB))*((HIGH-CB)/(HIGH-LOW)*VOL) ,0);
多1:=IF((HIGH-LOW)>0 AND CLOSE>CB, VOL-空1 ,0);
多2:=IF((HIGH-LOW)>0 AND CLOSE<=CB, ((CLOSE-LOW)/(CB-LOW))*((CLOSE-LOW)/(CB-LOW))*((CB-LOW)/(HIGH-LOW)*VOL) ,0);
空2:=IF((HIGH-LOW)>0 AND CLOSE<=CB, VOL-多2 ,0);
多3:=IF((HIGH-LOW)=0 AND CLOSE>REF(CLOSE,1), VOL,0);
空3:=IF((HIGH-LOW)=0 AND CLOSE<=REF(CLOSE,1), VOL,0);
多方量:多1+多2+多3,LINETHICK,Color0000FF;
空方量:空1+空2+空3,LINETHICK,Color00B000;
STICKLINE(空方量,量,O,6,0),COLOR005a00;
STICKLINE(空方量,量,O,5,0),COLOR006600;
STICKLINE(空方量,量,O,4,0),COLOR006b00;
STICKLINE(空方量,量,O,3,0),COLOR007700;
STICKLINE(空方量,量,O,2,0),COLOR007b00;
STICKLINE(空方量,量,0,1,0),COLOR009900;
STICKLINE(多方量,多方量,O,6,0),COLOR000066;
STICKLINE(多方量,多方量,O,5,0),COLOR000077;
STICKLINE(多方量,多方量,O,4,0),COLOR000099;
STICKLINE(多方量,多方量,O,3,0),COLOR0000bb;
STICKLINE(多方量,多方量,O,2,0),COLOR0000dd;
STICKLINE(多方量,多方量,O,1,0),COLOR0000ff;
多方线:EMA(多方量,3),Color00A8A8,LINETHICK2;
空方线:EMA(空方量,3),Color484800,LINETHICK2;