DIF:100*(EMA(CLOSE,12)-EMA(CLOSE,26)); DEA:EMA(DIF,9);
MACD:(DIF-DEA)*2,COLORSTICK;
//{底部结构预警}
死叉:=CROSS(DEA,DIF);
N1:BARSLAST(死叉),NODRAW;//{最近一次死叉的位置---最近一次死叉到当前位置的单位数量}
N2:REF(BARSLAST(死叉),N1+1),NODRAW;//{倒数第二次死叉与倒数第一次死叉的区间--2次死叉间的单位数量}
N3:REF(BARSLAST(死叉),N2+N1+2),NODRAW;//{倒数第三次死叉与倒数第二次死叉的区间--2次死叉间的单位数量}
CL1:=LLV(C,N1+1),NODRAW;//{最近一次死叉后，最低收盘价}
DIFL1:=LLV(DIF,N1+1),NODRAW; //{最近1死叉后，最低DIF}
CL2:=REF(CL1,N1+1),NODRAW;//{倒数第二次死叉与倒数第一次死叉之间的最低收盘价}
DIFL2:=REF(DIFL1,N1+1),NODRAW; //{倒数2死叉与倒数1死叉之间的最低DIF}
CL3:=REF(CL2,N1+1),NODRAW;//{倒数第三次死叉与倒数第二次死叉之间的最低收盘价}
DIFL3:=REF(DIFL2,N1+1),NODRAW; //{倒数3死叉与倒数2死叉之间的最低DIF}
PDIFL2:=IF(DIFL2>0,INTPART(LOG(DIFL2))-1,INTPART(LOG(-DIFL2))-1);
MDIFL2:=INTPART(DIFL2/POW(10,PDIFL2));
PDIFL3:=IF(DIFL3>0,INTPART(LOG(DIFL3))-1,INTPART(LOG(-DIFL3))-1);
MDIFL3:=INTPART(DIFL3/POW(10,PDIFL3));
MDIFB2:=INTPART(DIF/POW(10,PDIFL2));
MDIFB3:=INTPART(DIF/POW(10,PDIFL3));
直接底背离:=(CL1<CL2 ) AND (MDIFB2>MDIFL2) AND (MACD<0 AND REF(MACD,1)<0) AND MDIFB2<=REF(MDIFB2,1);
隔峰底背离:=(CL1<CL3 ) AND (MDIFB3>MDIFL3) AND (MACD<0 AND REF(MACD,1)<0) AND MDIFB3<=REF(MDIFB3,1);
B:直接底背离 OR 隔峰底背离,NODRAW;//www.fxjgsw.com
BG:((MDIFB2>REF(MDIFB2,1))*REF(直接底背离,1)) OR ((MDIFB3>REF(MDIFB3,1))*REF(隔峰底背离,1)),NODRAW;
底背离消失:=(REF(直接底背离,1) AND DIFL1<=DIFL2 ) OR (REF(隔峰底背离,1) AND DIFL1<=DIFL3);
STICKLINE(B OR BG,DIF,DEA,8,0),colorred; //{划线标识钝化状态}
DRAWTEXT((B AND COUNT(B,2)=1),(DIF*1.5),'钝化'),coloryellow;
DRAWTEXT(FILTER(BG,10),DIF*1.5,'底部结构'),colormagenta;
DRAWTEXT(FILTER(BG,10) AND MACD<=0,DIF*1.2,'MACD<0,成功率高'),colormagenta;
DRAWTEXT(FILTER(底背离消失,10),(DIF+MACD),'消失'),colorgreen;
STICKLINE(BG,0,DIF+DEA,5,0), colorred;
//{顶部结构预警}
金叉:=CROSS(DIF,DEA);
M1:=BARSLAST(金叉),NODRAW;//{最近一次金叉的位置}
M2:=REF(BARSLAST(金叉),M1+1),NODRAW;//{倒数第二次金叉与倒数第一次金叉的区间}
M3:=REF(BARSLAST(金叉),M2+M1+2),NODRAW;//{倒数第三次金叉与倒数第二次金叉的区间}
CH1:=HHV(C,M1+1),NODRAW;//{最近一次金叉后，最高收盘价}
DIFH1:=HHV(DIF,M1+1),NODRAW;
CH2:=REF(CH1,M1+1),NODRAW;//{倒数第二次金叉与倒数第一次金叉之间的最高收盘价}
DIFH2:=REF(DIFH1,M1+1),NODRAW;
CH3:=REF(CH2,M1+1),NODRAW;//{倒数第三次金叉与倒数第二次金叉之间的最高收盘价}
DIFH3:=REF(DIFH2,M1+1),NODRAW;
PDIFH2:=IF(DIFH2>0,INTPART(LOG(DIFH2))-1,INTPART(LOG(-DIFH2))-1);
MDIFH2:=INTPART(DIFH2/POW(10,PDIFH2));
PDIFH3:=IF(DIFH3>0,INTPART(LOG(DIFH3))-1,INTPART(LOG(-DIFH3))-1);
MDIFH3:=INTPART(DIFH3/POW(10,PDIFH3));
MDIFT2:=INTPART(DIF/POW(10,PDIFH2));
MDIFT3:=INTPART(DIF/POW(10,PDIFH3));
直接顶背离:=(CH1>CH2 ) AND (MDIFT2<MDIFH2) AND (MACD>0 AND REF(MACD,1)>0) AND MDIFT2>=REF(MDIFT2,1);
隔峰顶背离:=(CH1>CH3) AND (MDIFT3<MDIFH3) AND (MACD>0 AND REF(MACD,1)>0) AND MDIFT3>=REF(MDIFT3,1);
T:=直接顶背离 OR 隔峰顶背离,NODRAW;
TG:=((MDIFT2<REF(MDIFT2,1))*REF(直接顶背离,1)) OR ((MDIFT3<REF(MDIFT3,1))*REF(隔峰顶背离,1)),NODRAW;
顶背离消失:=(REF(直接顶背离,1) AND DIFH1>=DIFH2 ) OR (REF(隔峰顶背离,1) AND DIFH1>=DIFH3);
STICKLINE(TG,0,DIF+DEA,5,0), colorgreen;
STICKLINE(T OR TG,DIF,DEA,8,0),colorgreen;
DRAWTEXT(FILTER(TG,20),DIF*1.4,'顶部结构'),colorgreen;
DRAWTEXT(FILTER(TG,20) AND MACD>=0,DIF*1.7,'MACD>=0,成功率高'),colorgreen;
DRAWTEXT(FILTER(顶背离消失,20),(DIF+MACD),'消失'),colorgreen;
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