minor bug fix in plot_total_traj

doc/source/conf.py

@@ -18,7 +18,7 @@
 # -- Project information -----------------------------------------------------
 
 project = 'Track Analyzer'
-copyright = '2021, Arthur Michaut'
+copyright = '2022, Arthur Michaut'
 author = 'Arthur Michaut'
 
 # The full version, including alpha/beta/rc tags

track_analyzer/plotting.py

@@ -1457,7 +1457,7 @@ def plot_total_traj(data_dir, df, dim=3, plot_dir=None, plot_fn=None, plot_confi
         # color code
         label = None
         if color_code == "random":
-            colors = color_list[i % len(color_list)]
+            colors = color_list[track % len(color_list)]
         elif color_code == "none":
             colors = color_list[0]
         elif color_code == "group":