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feature: allow adding invalid meshes to Mesher

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This commit is contained in:
Jasper Chan 2026-01-13 11:46:00 -08:00
parent fa8e93687c
commit ed9d050fe4
1 changed files with 6 additions and 1 deletions
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7
src/build123d/mesher.py
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@ -370,6 +370,7 @@ class Mesher:
mesh_type: MeshType = MeshType.MODEL,
part_number: str | None = None,
uuid_value: UUID | None = None,
allow_invalid: bool = False,
):
"""add_shape
@ -383,6 +384,7 @@ class Mesher:
mesh_type (MeshType, optional): 3D printing use of mesh. Defaults to MeshType.MODEL.
part_number (str, optional): part #. Defaults to None.
uuid_value (uuid, optional): value from uuid package. Defaults to None.
allow_invalid (bool, optional): allow adding invalid meshes instead of throwing an error
Raises:
RuntimeError: 3mf mesh is invalid
@ -439,7 +441,10 @@ class Mesher:
# Check mesh
if not mesh_3mf.IsValid():
raise RuntimeError("3mf mesh is invalid")
msg = "3mf mesh is invalid"
if not allow_invalid:
raise RuntimeError(msg)
warnings.warn(msg, stacklevel=2)
if not mesh_3mf.IsManifoldAndOriented():
warnings.warn("3mf mesh is not manifold", stacklevel=2)