Minimal Working - seems too good?!

Classes/Fiber.m

@@ -51,7 +51,21 @@ classdef Fiber
 
         end
 
-        function opt_out = process(obj,opt_in)
+        function signalclass_out = process(obj,signalclass_in)
+
+             % actual processing of the signal (steps 1. - 3.)
+            signalclass_in.signal = obj.process_(signalclass_in.signal); 
+
+             % append to logbook
+             lbdesc = ['Fiber '];
+            signalclass_in  = signalclass_in.logbookentry(lbdesc);
+
+             % write to output
+            signalclass_out = signalclass_in;
+
+        end
+
+        function opt_out = process_(obj,opt_in)
             %METHOD1 Summary of this method goes here
             %   Detailed explanation goes here
 
@@ -62,7 +76,6 @@ classdef Fiber
 
             obj.linstep = -obj.alpha_lin/2 - 2*1j*pi^2*obj.b2*faxis.^2 - 4/3*1j*pi^3*obj.b3*faxis.^3;
 
-     
             opt_out = obj.NLSE(opt_in);
 
             %attenuate nase