Corrected upper clipping range in focus-adaptive projection

extensions/chaeo/tests/test_zstack.py

@@ -106,7 +106,8 @@ class TestZStackDerivedDataProducts(unittest.TestCase):
             dff['centroid-0'].to_numpy(),
             dff['centroid-1'].to_numpy(),
             dff['zi'].to_numpy(),
-            self.stack
+            self.stack,
+            degree=4,
         )
 
         self.assertEqual(img.shape[0:2], self.stack.shape[0:2])

extensions/chaeo/zmask.py

@@ -181,7 +181,7 @@ def project_stack_from_focal_points(
     zi_image = xy_features.reshape(
         stack.hw
     ).round().clip(
-        0, stack.nz
+        0, (stack.nz - 1)
     ).astype('uint16')
 
     return np.take_along_axis(