Structure.add_node

Structure.add_node(xyz, ex=[1, 0, 0], ey=[0, 1, 0], ez=[0, 0, 1], mass=0, virtual=False)[source]

Adds a node to structure.nodes at co-ordinates xyz with local frame [ex, ey, ez].

Parameters

  • xyz (list) – [x, y, z] co-ordinates of the node.

  • ex (list) – Node’s local x axis.

  • ey (list) – Node’s local y axis.

  • ez (list) – Node’s local z axis.

  • mass (float) – Lumped mass at node.

  • virtual (bool) – Is the node virtual.

Returns

int – Key of the added or pre-existing node.

Notes

  • Nodes are numbered sequentially starting from 0.