pvtsol: adds option to return DOP values for solution

Author: Ryan Kingsbury

peregrine/short_set.py

@@ -543,10 +543,14 @@ def compute_dops(prns, ephem, r, t, disp=False):
         print "  TDOP: %.3f"%tdop
         print "  GDOP: %.3f"%gdop
 
-    return pdop, hdop, vdop, tdop, gdop
+    return {"pdop":pdop,
+            "hdop":hdop,
+            "vdop":vdop,
+            "tdop":tdop,
+            "gdop":gdop}
 
 def postprocess_short_samples(signal, prior_trajectory, t_prior, settings,
-                              plot = True):
+                              plot = True, return_dops = False):
     """
     Postprocess a short baseband sample record into a navigation solution.
 
@@ -692,4 +696,7 @@ def postprocess_short_samples(signal, prior_trajectory, t_prior, settings,
         plot_t_recv_sensitivity(r_sol, t_sol, obs_pr, ephem,
                                 spread = 0.1, step = 0.01)
 
-    return r_sol, v_sol, t_sol
+    if return_dops:
+        return r_sol, v_sol, t_sol, dops
+    else:
+        return r_sol, v_sol, t_sol