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箱体上轨画线公式
N:=10 ;
A1:=ref(h,N)=hhv(h,2*N+1);
B1:=filter(A1,N+1);
C1:=backset(B1,N+1);
D1:=filter(C1,n+1);{高点}
A2:=ref(l,N)=llv(l,2*N+1);
B2:=filter(A2,N+1);
C2:=backset(B2,N+1);
D2:=filter(C2,N+1);{低点}
E1:=(ref(llv(l,2*N+1),1)+ref(hhv(h,2*N+1),1))/2;
E2:=(h+l)/2;{高低点出现在同一K线上时可作取舍}
H1:=(D1 AND not(D2 AND E1>=E2)) OR barstatus=2 OR barscount(c)=1;
L1:=(D2 AND not(D1 AND E1<E2));
H2:=D1 AND not(D2 AND E1>=E2);
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}
T1:=backset(barstatus=2,barslast(LD)+1);
U1:=T1>ref(T1,1); {前一低}
R2:=backset(S1,ref(barslast(HD),1)+2);
S2:=R2>ref(R2,1); {前二高}
T2:=backset(U1,ref(barslast(LD),1)+2);
U2:=T2>ref(T2,1); {前二低}
短期压力:drawline(S2,h,S1,h,1),Colorred;
短期支撑:drawline(U2,l,U1,l,1),Colorgreen;
HH1:=if(s2,H,ref(H,BARSLAST(s2)));
HH2:=if(s1,H,ref(H,BARSLAST(s1)));
LL1:=if(u2,l,ref(l,BARSLAST(u2)));
LL2:=if(u1,l,ref(l,BARSLAST(u1)));
上线:HH1+(HH2-HH1)*BARSLAST(s2)/(BARSLAST(s2)-BARSLAST(s1));
下线:LL1+(LL2-LL1)*BARSLAST(U2)/(BARSLAST(U2)-BARSLAST(u1));
通达信指标源码：
QA:=REF(H,10)=HHV(H,2*10+1);
QB:=BACKSET(QA,10+1);
QC:=FILTER(QB,10) AND H=HHV(H,10+1);
QD:=BARSLAST(QC);
QE:=IF(QC,CURRBARSCOUNT,0);
QF:=IF(QD,REF(QE,QD),QE);
QG:=CONST(QF);
QH:=REF(QF,QD+1);
QW:=CONST(QH);
QM:=INTPART(3*8/5);
QR:=REF(H,QM)=HHV(H,2*QM+1);
QT:=FILTER(QR,QM);
QY:=BACKSET(QT,QM+1);
QU:=FILTER(QY,QM);
QI:=BACKSET(ISLASTBAR,BARSLAST(QU)+1);
QP:=QI>REF(QI,1);
DRAWLINE(QU,H,QP,H,1),COLORRED;
1120466009.jpg
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