请老师从MACD的红色起点和紫线上穿白线和趋势为先白线上穿黄线时做一个选股源码MACD源码如下：CD:="MACD.MACD"(6,13,4);CD1:="MACD.MACD"(12,26,9);标准MACD:CD1,LINESTICK;综合MACD:CD+CD1;红34天统计:SUM(IF(CD >0 ,CD,0),34),COLORRED,NODRAW;绿34天统计:SUM(IF(CD <=0 ,CD,0),34),COLORGREEN,NODRAW;STICKLINE(CD1 > REF(CD1,1),0,CD1,0,0),COLORRED;STICKLINE(CD1 < REF> 0,CD1,CD+CD1,2.3,0),COLORRED;STICKLINE(CD <=0,CD1,CD+CD1,2.3,0),COLORGREEN;DIF标准:"MACD.DIF"(12,26,9),COLORMAGENTA,LINETHICK3,NODRAW;DEA标准:"MACD.DEA"(12,26,9),COLORWHITE,LINETHICK2,NODRAW;DIF6_13短: