fix a sort bug issue when plotting

py/modules/simulations/ccod.py

@@ -412,7 +412,7 @@ class CCod:
             # plot
             # first plot: plot distance between 2 halos on whole simulation
             plt.subplot(211)
-            plt.plot(data1[time1_sort][:,0],distance[time1_sort],'b.')
+            plt.plot(data1[time1_sort][:,0],distance[time1_sort],'b')
             plt.axvline(merging_time,color='g',dashes=(10,3),label="merging")
             plt.title('Distance between 2 Halos : '+simname)
             plt.xlabel('Gyears')
@@ -425,13 +425,13 @@ class CCod:
             #plt.title('Distance between 2 Halos')
             plt.xlabel('Gyears')
             plt.ylabel('Kpc')
-            select_t=data1[time1_sort][:,0]>merging_time
-            plt.plot(data1[select_t][:,0],distance[select_t],'b.')
+            select_t=(data1[time1_sort][:,0]>merging_time)
+            plt.plot(data1[time1_sort[select_t]][:,0],distance[time1_sort[select_t]],'b')
+
             plt.axvline(merging_time,color='g',dashes=(10,3))
             ax = plt.axis() # get axis coordinates
             plt.text(merging_time+0.01,(ax[3]-ax[2])/2,"%.3f"%(merging_time)) # print merging time
             plt.tight_layout()
-            #plt.show()
 
             if txtfile is not None:
                 m_txt=outdir+"/"+txtfile