通达信蛟龙得水副图指标

指标:
 【源码】:
 N:=8;
 AA:=EMA(C,12)-EMA(C,26);
 BB:=SQRT(EMA(C,12)*EMA(C,28));
 DEA:=AA/BB*100;
 QS1:=EMA(DEA,3);
 DIF:3*DEA-2*QS1;
 DRAWBAND(DIF,RGB(100,0,0),DEA,RGB(0,100,0));
 R:=DIF,LINETHICK2,COLORRED;
 A1:=REF(R,N)=HHV(R,2*N+1);
 B1:=FILTER(A1,N);
 C1:=BACKSET(B1,N+1);
 D1:=FILTER(C1,N);{高点}
 R11:=BACKSET(ISLASTBAR,BARSLAST(D1)+1); S11:=R11>REF(R11,1);
 GD:DRAWLINE(D1,R,S11,R,1),COLORLIGREEN;
 A2:=REF(R,N)=LLV(R,2*N+1);
 B2:=FILTER(A2,N);
 C2:=BACKSET(B2,N+1);
 D2:=FILTER(C2,N);{低点}
 T11:=BACKSET(ISLASTBAR,BARSLAST(D2)+1); U11:=T11>REF(T11,1);
 DD:DRAWLINE(D2,R,U11,R,1),COLORLIGREEN;
 M:=INTPART(3*N/5);
 A12:=REF(R,M)=HHV(R,2*M+1);
 B12:=FILTER(A12,M);
 C12:=BACKSET(B12,M+1);
 D12:=FILTER(C12,M);{高点}
 R112:=BACKSET(ISLASTBAR,BARSLAST(D12)+1); S112:=R112>REF(R112,1);
 ZX:DRAWLINE(D12,R,S112,R,1),COLORWHITE;
 A22:=REF(R,M)=LLV(R,2*M+1);
 B22:=FILTER(A22,M);
 C22:=BACKSET(B22,M+1);
 D22:=FILTER(C22,M);{低点}
 T112:=BACKSET(ISLASTBAR,BARSLAST(D22)+1); U112:=T112>REF(T112,1);
 ZXX:DRAWLINE(D22,R,U112,R,1),COLORWHITE;

 【研判方法】:观察趋势顶底背离和压力支撑突破，指标中的未来函数是用来画压力支撑线的，和趋势线无关。
 【附图】: