func (this *DepLearner) MakeMappedHistory(parents ParentSet, cutRanges rlglue.IntRanges) (mappedHistory []Histogram) {
numMappedStates := cutRanges.Count()
mappedHistory = make([]Histogram, numMappedStates*this.bg.numActions)
for i := range mappedHistory {
mappedHistory[i] = make(Histogram, this.bg.numOutcomes)
}
for sk, h := range this.history {
a := uint64(sk) % this.bg.numActions
s := uint64(sk) / this.bg.numActions
sv := this.bg.stateValues[s]
mv := parents.CutValues(sv)
ms := cutRanges.Index(mv)
mk := a + this.bg.numActions*ms
mappedHistory[mk] = mappedHistory[mk].UpdateHistogram(h)
}
return
}
