Reduced gifs.

morphsnakes.py

@@ -316,16 +316,15 @@ def evolve_visual(msnake, levelset=None, num_iters=20, background=None):
     # Prepare the visual environment.
     fig = ppl.gcf()
     fig.clf()
-    ax1 = fig.add_subplot(1,1,1)
+    ax1 = fig.add_subplot(1,2,1)
     if background is None:
         ax1.imshow(msnake.data, cmap=ppl.cm.gray)
     else:
         ax1.imshow(background, cmap=ppl.cm.gray)
     ax1.contour(msnake.levelset, [0.5], colors='r')
 
-    #ax2 = fig.add_subplot(1,2,2)
-    #ax_u = ax2.imshow(msnake.levelset)
-    ppl.axis('off')
+    ax2 = fig.add_subplot(1,2,2)
+    ax_u = ax2.imshow(msnake.levelset)
     ppl.pause(0.001)
 
     # Iterate.
@@ -334,11 +333,9 @@ def evolve_visual(msnake, levelset=None, num_iters=20, background=None):
         msnake.step()
 
         # Update figure.
-        del ax1.collections[:]
-        ax1.contour(msnake.levelset, [0.5], colors='k', linewidths=5)
-        ax1.contour(msnake.levelset, [0.5], colors='r', linewidths=2)
-        ppl.savefig("gifs/lakes%03d.png"%i, bbox_inches='tight')
-        #ax_u.set_data(msnake.levelset)
+        del ax1.collections[0]
+        ax1.contour(msnake.levelset, [0.5], colors='r')
+        ax_u.set_data(msnake.levelset)
         fig.canvas.draw()
         #ppl.pause(0.001)
 

tests.py

@@ -29,7 +29,7 @@ def test_nodule():
 
     # Visual evolution.
     ppl.figure()
-    morphsnakes.evolve_visual(mgac, num_iters=50, background=img)
+    morphsnakes.evolve_visual(mgac, num_iters=45, background=img)
 
 def test_starfish():
     # Load the image.
@@ -45,7 +45,7 @@ def test_starfish():
 
     # Visual evolution.
     ppl.figure()
-    morphsnakes.evolve_visual(mgac, num_iters=120, background=imgcolor)
+    morphsnakes.evolve_visual(mgac, num_iters=110, background=imgcolor)
 
 def test_lakes():
     # Load the image.
@@ -64,7 +64,7 @@ def test_lakes():
 
 if __name__ == '__main__':
     print """"""
-    #test_nodule()
-    #test_starfish()
+    test_nodule()
+    test_starfish()
     test_lakes()
     ppl.show()