T/L-butt extensions

CHANGELOG.md

@@ -12,6 +12,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Changed
 
 * `BeamFromCurve` GH component accepts now referenced Rhino curves, referenced Rhino object IDs and internalized lines. 
+* Fixed `FeatureError` when L-Butt applies the cutting plane.
+* Fixed T-Butt doesn't get extended to cross beam's plane.
 
 ### Removed
 

src/compas_timber/connections/l_butt.py

@@ -111,10 +111,13 @@ def add_features(self):
         except Exception as ex:
             raise BeamJoinningError(beams=self.beams, joint=self, debug_info=str(ex))
 
+        extension_tolerance = 0.01  # TODO: this should be proportional to the unit used
         start_main, end_main = self.main_beam.extension_to_plane(main_cutting_plane)
         start_cross, end_cross = self.cross_beam.extension_to_plane(cross_cutting_plane)
-        self.main_beam.add_blank_extension(start_main, end_main, self.key)
-        self.cross_beam.add_blank_extension(start_cross, end_cross, self.key)
+        self.main_beam.add_blank_extension(start_main + extension_tolerance, end_main + extension_tolerance, self.key)
+        self.cross_beam.add_blank_extension(
+            start_cross + extension_tolerance, end_cross + extension_tolerance, self.key
+        )
 
         f_main = CutFeature(main_cutting_plane)
         self.main_beam.add_features(f_main)

src/compas_timber/connections/t_butt.py

@@ -95,11 +95,16 @@ def add_features(self):
 
         if self.features:
             self.main_beam.remove_features(self.features)
+
         try:
             cutting_plane = self.get_cutting_plane()
         except Exception as ex:
             raise BeamJoinningError(beams=self.beams, joint=self, debug_info=str(ex))
 
+        extension_tolerance = 0.01  # TODO: this should be proportional to the unit used
+        start_main, end_main = self.main_beam.extension_to_plane(cutting_plane)
+        self.main_beam.add_blank_extension(start_main + extension_tolerance, end_main + extension_tolerance, self.key)
+
         trim_feature = CutFeature(cutting_plane)
         self.main_beam.add_features(trim_feature)
         self.features = [trim_feature]