func (p *ScalarParam) setRegionsFunc(r1, r2 int, f script.ScalarFunction) {
if Const(f) {
p.setRegions(r1, r2, []float64{f.Float()})
} else {
f := f.Fix() // fix values of all variables except t
p.setFunc(r1, r2, func() []float64 {
return []float64{f.Eval().(script.ScalarFunction).Float()}
})
}
}
// Add an extra mask*multiplier term to the excitation.
func (e *excitation) Add(mask *data.Slice, f script.ScalarFunction) {
var mul func() float64
if f != nil {
if Const(f) {
val := f.Float()
mul = func() float64 {
return val
}
} else {
mul = func() float64 {
return f.Float()
}
}
}
e.AddGo(mask, mul)
}