 LUSAS
plugin for Grasshopper
Release history
LUSAS
Grasshopper plugin
V2.2.2 - made available for download on 6
October
2025
Maintenance fix
- Added functionality for diagnostic
logs (accessed via the main menu in Grasshopper).
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V2.2.1 - made available for download on 1
September
2025
Maintenance fix
- Fixed an issue with the Refer
attribute component and Live link.
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V2.2.0 - made available for download on 14
August
2025
Enhancements
- New components: Point Member, Volume Member, Volume Mesh, Activate/Deactivate, and Loadcase.
- Points and volumes with attributes can now be created.
- Staged construction analyses can be set up using the Activate/Deactivate component with nonlinear Loadcase controls.
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V2.1.0 - made available for download on 10 June
2025
Enhancements
- Grillage/Plate, Inplane and
Axisymmetric 2D analysis models are now supported
- The model's analysis category can be
selected on the 'LUSAS Model' component.
- Mesh types compatible with each of
the 2D analysis categories have been added to the 'Line/Surface
mesh' components.
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V2.0.1 - made available for download on 12 May 2025
Enhancements
- Line/surface member components can output and preview their geometry.
- The 'Refer attribute' component can connect to an instance of LUSAS to get attribute type information.
- Fixed an issue with Material/Section library and LUSAS
version 22.0
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V2.0.0 - made available for download on 7 April 2025
New features
- Open models in LUSAS can be updated in real time with the modifications in the Grasshopper script without having to restart LUSAS or make a new model with the 'Live link' component.
- Structural members can be added to groups.
New components
- Live link - Enable live updates between Grasshopper and a running instance of
LUSAS.
- Custom attribute - Create any LUSAS attribute by providing the LPI
commands that define it
- Refer attribute - Refer to an attribute
that exists in the LUSAS model.
- Gravity - Add gravity loads to analyses/loadcases.
Other improvements
- Library section component supports precast sections.
- NURBS surfaces with poles can be exported with adequate subdivisions.
- Previously
released example scripts have been enhanced.
- New scripts provided to create models of a
cooling tower, geodesic roof, mobius strip, spherical tank, and a
twin
girder bridge with vehicle load optimisation.
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V1.0.0.2 - made available for download on 24
December 2024
- This initial release allows creation
of structural models for LUSAS using dedicated Grasshopper
components that enable the definition of attributes such as
materials, sections, loads, supports, and more.
- Example scripts create models of a
curved girder bridge, tub girder, network tied-arch bridge,
twisting tower, and a U-frame bridge.
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