Updated and reformatted

Author: perrysou

Lz.m

@@ -75,4 +75,3 @@
 %     fprintf('%f\n', diff_sqr);
 
 end
-

angle_truncate.m

@@ -1,14 +1,14 @@
 function res = angle_truncate(angle, unit)
 %%% input: any angle in radians or degrees
 %%% return an angle in [-pi, pi] or [-180, 180]
-    if nargin == 1 || (nargin == 2 && strcmp(unit, 'rad'))
-        pie = pi;
-    elseif nargin == 2 && strcmp(unit, 'deg')
-        pie = 180;
-    else
-        ME = MException('myComponent:inputError', ...
-            'Incorrect input arguments.');
-        throw(ME);
-    end
-    res = mod(angle + pie, 2 * pie) - pie;
+if nargin == 1 || (nargin == 2 && strcmp(unit, 'rad'))
+    pie = pi;
+elseif nargin == 2 && strcmp(unit, 'deg')
+    pie = 180;
+else
+    ME = MException('myComponent:inputError', ...
+        'Incorrect input arguments.');
+    throw(ME);
+end
+res = mod(angle + pie, 2 * pie) - pie;
 end