Improved loading and selecting of correct EM field component.

tools/MATLAB scripts/plot_Bscan.m

@@ -12,14 +12,11 @@ filename = fullfile(pathname, filename);
 if filename ~= 0
     iterations = double(h5readatt(filename, '/', 'Iterations'));
     dt = h5readatt(filename, '/', 'dt');
-    Ex = h5read(filename, '/rxs/rx1/Ex')';
-    Ey = h5read(filename, '/rxs/rx1/Ey')';
-    Ez = h5read(filename, '/rxs/rx1/Ez')';
-end
 
     prompt = 'Which field do you want to view? Ex, Ey, or Ez: ';
     field = input(prompt,'s');
-field = eval(field);
+    fieldpath = strcat('/rxs/rx1/', field);
+    field = h5read(filename, fieldpath)';
     time = 0:dt:iterations * dt;
     traces = 0:size(field,2);
 
@@ -52,3 +49,5 @@ set(fh1,'PaperUnits', 'centimeters')
     set(fh1,'PaperSize', [X Y])
     set(fh1,'PaperPosition', [xMargin yMargin xSize ySize])
     set(fh1,'PaperOrientation', 'portrait')
+
+end