def volmesh_select_vertex(volmesh):
"""Select a vertex of a volmesh.
Parameters
----------
volmesh : compas.datastructures.VolMesh
A volmesh object.
Returns
-------
key : int, str, tuple, frozenset
The identifier or *key* of the selected vertex.
None
If no vertex was selected.
Examples
--------
>>> key = volmesh_select_vertex(volmesh)
See Also
--------
* volmesh_select_vertices
"""
return VertexSelector.select_vertex(volmesh)
def mesh_select_vertex(mesh, message="Select a mesh vertex"):
"""Select one vertex of a mesh.
Parameters
----------
mesh : compas.datastructures.Mesh
A mesh object.
message : str ("Select a mesh vertex.")
The message to display to the user.
Returns
-------
hashable
The key of the selected vertex.
See Also
--------
* :func:`mesh_select_vertices`
"""
return VertexSelector.select_vertex(mesh)
def network_select_vertex(network, message="Select a network vertex"):
"""Select one vertex of a network.
Parameters
----------
network : compas.datastructures.Network
A network object.
message : str ("Select a network vertex.")
The message to display to the user.
Returns
-------
str
The key of the selected vertex.
None
If no vertex was selected.
See Also
--------
* :func:`network_select_vertices`
"""
return VertexSelector.select_vertex(network)