des to opts.For each variable which appears in .roi (and thus in design point data frame des):
set its counterpart in list opts to the values of the k-th row in des.
For each variable not appearing: leave its counterpart in opts at its default value from defaultOpts.
tdmMapDesApply(des, opts, k, spotConfig, tdm)design points data frame
list of options
apply mapping for the k-th design point
list, we needed here spotConfig$alg.roi and envT$mapUser, see tdmMapDesLoad,
and in addition envT$spotConfig$alg.roi
list, we need here tdm$map and tdm$mapUser
opts, the modified list of options