出倍量后1天出缩量做个预警

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网友求助：

写个出倍量后1天出缩量做个预警
源码
倍量2:V>=REF(V,1)*2,COLOR00FFFF,LINETHICK0;
stICKLINE(倍量2 ,0,V,3,0),COLOR00FFFF,LINETHICK2 ;
DRAWTEXT(倍量2,vul*1.05,'倍量' ),COLORRED,LINETHICK1 ;
缩量2:V<=REF(V,1)/2,COLOR00FF00,LINETHICK0;
STICKLINE(缩量2 ,0,V,3,0),COLOR00FF00,LINETHICK2 ;
DRAWTEXT(缩量2,VOL*1.2,'缩量' ),COLOR00FFFF,LINETHICK1;