quad_gantry_level: Require exactly 4 probe points

quad_gantry_level requires exactly 4 probe points assert as much at config time. Signed-off-by: John "Fess" Fessenden <[email protected]>
MyMakibox · May 21, 2019 · 260e4f5 · 260e4f5
1 parent 7d2e3de
commit 260e4f5
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/klippy/extras/quad_gantry_level.py b/klippy/extras/quad_gantry_level.py
@@ -14,7 +14,9 @@ def __init__(self, config):
         self.printer.register_event_handler("klippy:connect",
                                             self.handle_connect)
         self.probe_helper = probe.ProbePointsHelper(config, self.probe_finalize)
-        self.probe_helper.minimum_points(3)
+        if len(self.probe_helper.probe_points) != 4:
+            raise config.error(
+                "Need exactly 4 probe points for quad_gantry_level")
         gantry_corners = config.get('gantry_corners').split('\n')
         try:
             gantry_corners = [line.split(',', 1)