Answered
Is there is any possibility to restore height value to zero using mask to het flat "surface"?
Hellow!
About height value that changes form 1 througth 0 to -1
i can change height value in arbitrary order (0.2 0.56 1 -1 0.455) and get "hilly, bumpy"
Is there is any possibility to restore height value to zero using mask to het flat "surface"?

