dev14 alignment soft.

 

default setting in StRoot/StSvtPool/EventT.cxx

    h->SetLM(-ht->localPosition(0), ht->localPosition(1)); 

    h->SetuHat(-ht->localPosition(0));

SSD local coordinate of hit (u) vs. track prediction on wafer (uP)

 

SSD local coordinate of hit (v) vs. track prediction on wafer (vP)

 

when flipping the sign in StRoot/StSvtPool/EventT.cxx

 

    h->SetLM(ht->localPosition(0), ht->localPosition(1)); 

    h->SetuHat(ht->localPosition(0));

 

SSD local coordinate of hit (u) vs. track prediction on wafer (uP)

SSD local coordinate of hit (v) vs. track prediction on wafer (vP)