如图所示,两点回调测买点的效果图,这是我们常见的一种预测买点计算方法。
现将源码公布如下:
DRAWKLINE(H,O,L,C);
N:=13;
A1:=REF(HIGH,N)=HHV(HIGH,2*N+1);
B1:=FILTER(A1,N);
C1:=BACKSET(B1,N+1);
D1:=FILTER(C1,N);
A2:=REF(LOW,N)=LLV(LOW,2*N+1);
B2:=FILTER(A2,N);
C2:=BACKSET(B2,N+1);
D2:=FILTER(C2,N);
E1:=(REF(LLV(LOW,2*N),1)+REF(HHV(HIGH,2*N),1))/2;
E2:=(HIGH+LOW)/2;
H1:=(D1 AND NOT(D2 AND E1>=E2)) OR ISLASTBAR OR BARSCOUNT(CLOSE)=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,LOW,10000),X1));
G1:=F1>REF(F1,1);
I1:=BACKSET(G1,2);
LD:=I1>REF(I1,1);
L2:=LD OR ISLASTBAR OR BARSCOUNT(CLOSE)=1;
X2:=REF(BARSLAST(L2),1)+1;
F2:=BACKSET(L2 AND COUNT(H2,X2)>0,HHVBARS(IF(H2,HIGH,0),X2));
G2:=F2>REF(F2,1);
I2:=BACKSET(G2,2);
HD:=I2>REF(I2,1);
J1:=BACKSET(ISLASTBAR,MIN(BARSLAST(HD),BARSLAST(LD))+1);
J2:=J1>REF(J1,1);
A3:=H<REF(H,REF(BARSLAST(HD),1)+1);
B3:=REF(H,REF(BARSLAST(HD),1)+1)>REF(H,REF(BARSLAST(HD),1)+2+REF(BARSLAST(HD),REF(BARSLAST(HD),1)+2));
D3:=A3 AND B3 AND HD;
E3:=BACKSET(D3,REF(BARSLAST(HD),1)+2);
HH:=E3>REF(E3,1);
A4:=L>REF(L,REF(BARSLAST(LD),1)+1);
B4:=REF(L,REF(BARSLAST(LD),1)+1)<REF(L,REF(BARSLAST(LD),1)+2+REF(BARSLAST(LD),REF(BARSLAST(LD),1)+2));
D4:=A4 AND B4 AND LD;
E4:=BACKSET(D4,REF(BARSLAST(LD),1)+2);
LL:=E4>REF(E4,1);
H3:=HH OR ISLASTBAR OR BARSCOUNT(C)=1;
X3:=REF(BARSLAST(H3),1)+1;
F3:=BACKSET(H3 AND COUNT(LL,X3)>0,LLVBARS(IF(LL,L,POW(10,20)),X3));
G3:=F3>REF(F3,1);
I3:=BACKSET(G3,2);
LZ:=I3>REF(I3,1);
L4:=LZ OR ISLASTBAR OR BARSCOUNT(C)=1;
X4:=REF(BARSLAST(L4),1)+1;
F4:=BACKSET(L4 AND COUNT(HH,X4)>0,HHVBARS(IF(HH,H,-POW(10,20)),X4));
G4:=F4>REF(F4,1);
I4:=BACKSET(G4,2);
HZ:=I4>REF(I4,1);
K1:=BACKSET(ISLASTBAR,MIN(BARSLAST(HZ),BARSLAST(LZ))+1);
K2:=K1>REF(K1,1);
UU:=BACKSET(ISLASTBAR,BARSLAST(LD)+1);
VV:=UU>REF(UU,1);
WW:=BACKSET(VV,REF(BARSLAST(LD),1)+2);
XX:=WW>REF(WW,1);
UU2:=BACKSET(ISLASTBAR,BARSLAST(HD)+1);
VV2:=UU2>REF(UU2,1);
WW2:=BACKSET(VV2,REF(BARSLAST(HD),1)+2);
XX2:=WW2>REF(WW2,1);
KGCS:=IF(CONST(BARSLAST(VV))>CONST(BARSLAST(VV2)),1,-1);
GDTS:IF(KGCS>0,CONST(BARSLAST(XX2)),CONST(BARSLAST(VV2))),NODRAW;
DDTS:CONST(BARSLAST(XX)),NODRAW;
DRAWKLINE(H,O,L,C);
GDH:REF(H,GDTS),NODRAW;
DDL:REF(L,DDTS),NODRAW;
TJ1:=IF(GDH>DDL,1,0);
DRAWLINE(CURRBARSCOUNT=DDTS+1,L,CURRBARSCOUNT=GDTS+1,H,0),LINETHICK2,COLORRED;
DRAWLINE(CURRBARSCOUNT=GDTS+1,H,ISLASTBAR,CONST(GDH),0),COLORMAGENTA;
MIMA:=CONST(SQRT(GDH/DDL));
ED1:=CONST(GDH/MIMA);
ED2:=CONST(GDH/SQRT(MIMA));
ED3:=CONST(GDH/(SQRT(MIMA)+MIMA-1));
STICKLINE(CURRBARSCOUNT=GDTS+1,CONST(GDH),CONST(ED3),0,-1),COLORWHITE;
AA1:=STRCAT('低点:',CON2STR(CONST(DDL),2));
BB1:=STRCAT('高点:',CON2STR(CONST(GDH),2));
DRAWTEXT(CURRBARSCOUNT=GDTS+1,CONST(GDH)*1.01,BB1),COLORRED;
DRAWTEXT(CURRBARSCOUNT=DDTS+1,CONST(DDL)*0.99,AA1),COLORRED;
LLOW:FINDLOW(L,0,GDTS,1),NODRAW;
DLLOW:FINDLOWBARS(L,0,GDTS,1),NODRAW;
CC1:=STRCAT('C:',CON2STR(CONST(LLOW),2));
DRAWTEXT(CURRBARSCOUNT=CONST(DLLOW)+1,CONST(LLOW)*0.99,CC1),COLORWHITE;
DRAWLINE(CURRBARSCOUNT=GDTS+1,H,CURRBARSCOUNT=CONST(DLLOW)+1,L,0),DOTLINE,COLORWHITE;
DSHIGH:FINDHIGHBARS(H,0,DLLOW,1),NODRAW;
ZDHIGH:FINDLOW(H,0,DLLOW,1),NODRAW;
DRAWLINE(CURRBARSCOUNT=GDTS+1,ED1,CURRBARSCOUNT=CONST(DLLOW)+1,ED1,0),DOTLINE,COLORWHITE;
DRAWLINE(CURRBARSCOUNT=GDTS+1,ED2,CURRBARSCOUNT=CONST(DLLOW)+1,ED2,0),DOTLINE,COLORWHITE;
DRAWLINE(CURRBARSCOUNT=GDTS+1,ED3,CURRBARSCOUNT=CONST(DLLOW)+1,ED3,0),DOTLINE,COLORWHITE;
CCC1:=STRCAT('C2:',CON2STR(CONST(ED1),2));
CCC2:=STRCAT('C1:',CON2STR(CONST(ED2),2));
CCC3:=STRCAT('C3:',CON2STR(CONST(ED3),2));
DRAWTEXT(CURRBARSCOUNT=GDTS+1,ED1,CCC1),COLORWHITE;
DRAWTEXT(CURRBARSCOUNT=GDTS+1,ED2,CCC2),COLORWHITE;
DRAWTEXT(CURRBARSCOUNT=GDTS+1,ED3,CCC3),COLORWHITE;
DRAWTEXT_FIX(C<DDL AND ISLASTBAR,0.1,0.1,0,'温馨提示:跌破一浪起点转为下跌,上涨失败'),COLORRED;
这是比较标准的版本,就分享到这里吧