Internal helper function for TumPur_LogLik_CPP

Internal helper function for TumPur_LogLik_CPP

TumPurHelpFun_CPP(
  RCcol,
  TC,
  TumReads_oi,
  a,
  b,
  q,
  SCP_oi,
  n,
  NumIntMethod,
  prec,
  Wvec,
  Nvec
)