SegmentDefinition ComposeModifier(SegmentDefinition baseChar, SegmentDefinition diacritic)
{
FeatureBundle fb = baseChar.SynthFeatures.Clone();
fb.Apply(diacritic.SynthFeatures, true);
fb.Apply(diacritic.AntiFeatures, false);
return(new SegmentDefinition(baseChar.StrRep + diacritic.StrRep, fb));
}
SegmentDefinition ComposeAffricate(SegmentDefinition stop, SegmentDefinition tiebar, SegmentDefinition fricative)
{
FeatureBundle fb = stop.SynthFeatures.Clone();
fb.Apply(fricative.SynthFeatures, true);
fb.Apply(fricative.AntiFeatures, false);
// the tie bar will probably set [+delayed-release], so do this last
fb.Apply(tiebar.SynthFeatures, true);
fb.Apply(tiebar.AntiFeatures, false);
return(new SegmentDefinition(stop.StrRep + tiebar.StrRep + fricative.StrRep, fb));
}
protected override Segment UnapplyDeletionFeatures(VariableValues instantiatedVars)
{
// in analysis mode, we set all of the feature values
FeatureBundle feats = new FeatureBundle(true, m_featSys);
// then unset each anti feature
feats.Apply(m_antiFeatureValues, false);
m_alphaVars.ApplyCurrent(feats, m_antiVariables, instantiatedVars);
return(new Segment(ToString(), feats));
}
protected override Segment UnapplyDeletionFeatures(VariableValues instantiatedVars)
{
// in analysis mode, we set all of the feature values
FeatureBundle feats = new FeatureBundle(true, m_featSys);
// then unset each anti feature
feats.Apply(m_antiFeatureValues, false);
m_alphaVars.ApplyCurrent(feats, m_antiVariables, instantiatedVars);
return new Segment(ToString(), feats);
}