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免費DDX
jj:=(HIGH+LOW+CLOSE)/3;qj0:=vol/IF(HIGH=LOW,4,HIGH-LOW);
主買:=qj0*if(c<o,MIN(CLOSE,OPEN)-LOW,abs(jj-MIN(CLOSE,OPEN)));
主賣:=qj0*if(c<o,(HIGH-jj),(HIGH-MAX(OPEN,CLOSE)));
ddx:(主買-主賣)/CAPITAL,COLOR3D;
DX:ma(DDX,5)*10;
DDX1:sma(DX,3,1);
DDX2:sma(DDX1,3,1);
DRAWTEXT_FIX(C>O,0.01,0.9,0,' www.tumamayizhan.com '),COLORRED;
DRAWTEXT_FIX(C>O,1,1,0,'程序化交易模型'),COLORRED;