Camera._update_transform: (fixup a8c1657)

Author: carandraug

microscope/abc.py

@@ -867,10 +867,10 @@ def get_transform(self) -> typing.Tuple[bool, bool, bool]:
         """Return the current transform without readout transform."""
         return self._client_transform
 
-    def _update_transform(self, transform):
+    def _update_transform(self):
         """Update transform (after setting the client or readout transform)."""
         lr, ud, rot = (
-            self._readout_transform[i] ^ transform[i] for i in range(3)
+            self._readout_transform[i] ^ self._client_transform[i] for i in range(3)
         )
         if self._readout_transform[2] and self._client_transform[2]:
             lr = not lr