Clarify comment about copying points to avoid in-place modification

irvanalhaq9 · irvanalhaq9 · commit 364eedd3748d · 2025-04-21T03:01:16.000+07:00
diff --git a/manim/mobject/types/vectorized_mobject.py b/manim/mobject/types/vectorized_mobject.py
@@ -1938,7 +1938,7 @@ def pointwise_become_partial(
                 upper_residue,
             )
         else:
-            # make a copy of points before setting self.points = np.empty(...)
+            # Copy points if self.points is vmobject.points before setting np.empty(...) to avoid in-place modification
             vmobject_points = (
                 vmobject.points.copy()
                 if self.points is vmobject.points

Original file line number	Diff line number	Diff line change
`@@ -1938,7 +1938,7 @@ def pointwise_become_partial(`
`1938`	`1938`	`upper_residue,`
`1939`	`1939`	`)`
`1940`	`1940`	`else:`
`1941`		`- # make a copy of points before setting self.points = np.empty(...)`
	`1941`	`+ # Copy points if self.points is vmobject.points before setting np.empty(...) to avoid in-place modification`
`1942`	`1942`	`vmobject_points = (`
`1943`	`1943`	`vmobject.points.copy()`
`1944`	`1944`	`if self.points is vmobject.points`