Outside compensation curve

[merel]

Hello.

You can try this:

Code:

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function linear_by_table(input,curve,offset) local FDY = offset or 0     fk1= (curve["y"][1] - curve["y"][2]) / (curve["x"][1] - curve["x"][2])     fk2= (curve["y"][2] - curve["y"][3]) / (curve["x"][2] - curve["x"][3])     fk3= (curve["y"][3] - curve["y"][4]) / (curve["x"][3] - curve["x"][4])     if input < curve["x"][1] then         out = curve["y"][1] + FDY;     elseif input >= curve["x"][1] and input < curve["x"][2] then             out = fk1 * (input - curve["x"][1]) + curve["y"][1] + FDY     elseif input >= curve["x"][2] and input < curve["x"][3] then         out = fk2 * (input - curve["x"][2]) + curve["y"][2] + FDY     elseif input >= curve["x"][3] and input < curve["x"][4] then             out = fk3 * (input - curve["x"][3]) + curve["y"][3] + FDY     else         out = curve["y"][4] + FDY     end  return out end curve = {} curve["x"] = {-20,-10,0,20} curve["y"] = {80,70,65,18} --offset=2 --log(linear_by_table(20,curve,offset)) log(linear_by_table(-15,curve))