OBV:SUM(IF(CLOSE>REF(CLOSE,1),VOL,IF(CLOSE<REF(CLOSE,1),-VOL,0)),0)/1000000;
 A1:=REF(OBV,2)=HHV(OBV,2*2+1);    B1:=FILTER(A1,2);    C1:=BACKSET(B1,2+1);    D1:=FILTER(C1,2);{高}
A2:=REF(OBV,2)=LLV(OBV,2*2+1);    B2:=FILTER(A2,2);    C2:=BACKSET(B2,2+1);    D2:=FILTER(C2,2);{低}
H1:=(D1 AND NOT(D2)) OR BARSTATUS=2 OR BARSCOUNT(C)=1;
 L1:=(D2 AND NOT(D1));             H2:=D1 AND NOT(D2);  X1:=REF(BARSLAST(H1),1)+1; 
 F1:=BACKSET(H1 AND COUNT(L1,X1)>0,LLVBARS(IF(L1,L,10000),X1));
 G1:=F1>REF(F1,1);                 I1:=BACKSET(G1,2);   LD:=I1>REF(I1,1);{过滤后低点}
L2:=LD OR BARSTATUS=2 OR BARSCOUNT(C)=1;
 X2:=REF(BARSLAST(L2),1)+1;        F2:=BACKSET(L2 AND COUNT(H2,X2)>0,HHVBARS(IF(H2,H,0),X2));
 G2:=F2>REF(F2,1);                 I2:=BACKSET(G2,2);   HD:=I2>REF(I2,1);{过滤后高点}
R1:=BACKSET(BARSTATUS=2,BARSLAST(HD)+1); S1:=R1>REF(R1,1); {前一高}
R2:=BACKSET(S1,REF(BARSLAST(HD),1)+2);   S2:=R2>REF(R2,1); {前二高}
R3:=BACKSET(S2,REF(BARSLAST(HD),1)+2);   S3:=R3>REF(R3,1); {前三高}
T1:=BACKSET(BARSTATUS=2,BARSLAST(LD)+1); U1:=T1>REF(T1,1); {前一低}
T2:=BACKSET(U1,REF(BARSLAST(LD),1)+2);   U2:=T2>REF(T2,1); {前二低}
T3:=BACKSET(U2,REF(BARSLAST(LD),1)+2);   U3:=T3>REF(T3,1); {前三低}
 {-----------------【图解模板】---------------------}
压一:DRAWLINE(S2,OBV,S1,OBV,1),COLOR00B5B9,COLORRED; {压力１}         
压二:DRAWLINE(S3,OBV,S2,OBV,1),COLOR009AFF;          {压力２}
撑一:DRAWLINE(U2,OBV,U1,OBV,1),COLORFF68FF;{支撑１}
撑二:DRAWLINE(U3,OBV,U2,OBV,1),COLORFFC800;{支撑２};         
DRAWLINE(U2,OBV,0,0,3),POINTDOT,COLORFFAFFF; {启动直线}  
IF(C>REF(C,1),OBV,DRAWNULL),COLORWHITE;