Antenna class fix

RTX class/Antenna.m

@@ -2,6 +2,7 @@ classdef Antenna
     properties
         amplitude = ones(1, 1000);
         phase = zeros(1, 1000);
+        integral;
         position Vect;
     end
     
@@ -12,6 +13,10 @@ classdef Antenna
                 obj.amplitude = amplitude;
                 obj.phase = phase;   
             end
+            dPhi = 2 * pi / length(obj.amplitude);
+            for j=1:length(obj.amplitude)                
+                obj.integral(j) = sum(amplitude(1:j)*dPhi);
+            end
         end  
         
         function [rays, complex_amplitudes] = generate_rays(obj, phi)