[Insight-users] itkRGBToLuminanceImageFilterAndAdaptorTest

[Hernan Ledesma]

Hi,

I was reading the examples itkRGBToLuminanceImageFilterAndAdaptorTest.cx

I don't understand why we need to use SetFunctor() in line 114 to 
"Execute the filter"

filter->SetFunctor(filter->GetFunctor());