通达信MACD在0轴下出现箭头买公式

源码

DIFF:=EMA(CLOSE,SHORT)-EMA(CLOSE,LONG);
 DEA:=EMA(DIFF,M);
 MACD2:=2*(DIFF-DEA);
 (CLOSE<0 AND CROSS(DIFF,0),H*1.3),COLOR000080,NODRAW;
 (CLOSE<0 AND CROSS(MACD2,0),H*1.3),COLOR000080,NODRAW;
 (CLOSE<0 AND CROSS(0,DIFF),H*1.3),COLOR808080,NODRAW;
 (CLOSE<0 AND CROSS(0,MACD2),H*1.3),COLOR808080,NODRAW;
 DU0:=CROSS(DIFF,0);
 UD0:=CROSS(0,DIFF);
 TDU0:=BARSLAST(DU0);
 TUD0:=BARSLAST(UD0);
 DU3:=REF(DU0,1);
 UD3:=REF(UD0,1);
 TDU3:=BARSLAST(DU3);
 TUD3:=BARSLAST(UD3);
 UDGLINE:=IF(TDU3  JDU0:=REF(CLOSE,1)<=REF(UDGLINE,1) AND CLOSE>UDGLINE AND TDU0  JUD0:=REF(CLOSE,1)>=REF(UDGLINE,1) AND CLOSE  JDU1:=JDU0 AND COUNT(JDU0,TDU0)=1;
 JUD1:=JUD0 AND COUNT(JUD0,TUD0)=1;
 JDU2:=JDU1 AND REF(BARSLAST(JUD1),1)  JUD2:=JUD1 AND REF(BARSLAST(JUD1),1)>REF(BARSLAST(JDU1),1);
 JDU3:=JDU1 AND REF(BARSLAST(JUD1),1)>REF(BARSLAST(JDU1),1);
 JUD3:=JUD1 AND REF(BARSLAST(JUD1),1)  BSLINE:=IF(BARSLAST(JDU2)  STICKLINE(MACD2>=0,0,MACD2,2,1),COLOR0000FF;
 STICKLINE(MACD2>=0 AND MACD2  STICKLINE(MACD2<0,0,MACD2,2,0),COLORFFFF00;
 STICKLINE(MACD2<0 AND MACD2>REF(MACD2,1),0,MACD2,2,1),COLORFFFF00;
 DIF:DIFF,LINETHICK2,COLOR0000FF;
 MACD:DEA,COLORFF0000;
 DEF:MACD2,LINETHICK0,COLORFFFF00;
 STICKLINE(CLOSE>0,0,0,2,0),COLOR808080;
 DEFUT:=BARSLAST(CROSS(MACD2,0));
 DEFDT:=BARSLAST(CROSS(0,MACD2));
 DEFUL:=IF(MACD2>=0,HHV(MACD2,DEFUT+1),REF(HHV(MACD2,DEFUT+1),DEFDT+1));
 DEFDL:=IF(MACD2<0,LLV(MACD2,DEFDT+1),REF(LLV(MACD2,DEFDT+1),DEFUT+1));
 DEFU2L:=REF(DEFUL,DEFUT+1);
 DEFD2L:=REF(DEFDL,DEFDT+1);
 DRAWICON(LLV(MACD2,4)>0 AND MACD2REF(MACD2,2) AND REF(MACD2,2)>REF(MACD2,3),MACD2,2);
 DRAWICON(HHV(MACD2,4)<0 AND MACD2>REF(MACD2,1) AND REF(MACD2,1)  DRAWICON((JUD1 OR BARSLAST(JDU1)>BARSLAST(JUD1)) AND MACD2>=0 AND REF(MACD2,1)DEFU2L,MACD2,5);
 DRAWICON((JDU1 OR BARSLAST(JDU1)REF(DEFD2L,1) AND MACD2  VAR111:=JDU1 OR BARSLAST(JDU1)  VAR112:=HHV(MACD2,4)<0 AND MACD2>REF(MACD2,1) AND REF(MACD2,1)