HyperReducedTetrahedralCorotationalFEMForceField
Corotational FEM Tetrahedral finite elements
Vec3d
Templates:
- Vec3d
Target: ModelOrderReduction
namespace: sofa::component::solidmechanics::fem::elastic
parents:
- TetrahedralCorotationalFEMForceField
- HyperReducedHelper
Data
| Name | Description | Default value |
|---|---|---|
| name | object name | unnamed |
| printLog | if true, emits extra messages at runtime. | 0 |
| tags | list of the subsets the object belongs to | |
| bbox | this object bounding box | |
| componentState | The state of the component among (Dirty, Valid, Undefined, Loading, Invalid). | Undefined |
| listening | if true, handle the events, otherwise ignore the events | 0 |
| rayleighStiffness | Rayleigh damping - stiffness matrix coefficient | 0 |
| poissonRatio | FEM Poisson Ratio in Hooke's law [0,0.5[ | 0.45 |
| youngModulus | FEM Young's Modulus in Hooke's law | 5000 |
| tetrahedronInfo | Internal tetrahedron data | |
| method | "small", "large" (by QR) or "polar" displacements | large |
| localStiffnessFactor | Allow specification of different stiffness per element. If there are N element and M values are specified, the youngModulus factor for element i would be localStiffnessFactor[i*M/N] | |
| updateStiffnessMatrix | 0 | |
| computeGlobalMatrix | 0 | |
| computeVonMisesStress | compute and display von Mises stress: 0: no computations, 1: using corotational strain, 2: using full Green strain. Set listening=1 | 0 |
| vonMisesPerElement | von Mises Stress per element | |
| vonMisesPerNode | von Mises Stress per node | |
| Visualization | ||
| drawing | draw the forcefield if true | 1 |
| drawColor1 | draw color for faces 1 | 0 0 1 1 |
| drawColor2 | draw color for faces 2 | 0 0.5 1 1 |
| drawColor3 | draw color for faces 3 | 0 1 1 1 |
| drawColor4 | draw color for faces 4 | 0.5 1 1 1 |
| HyperReduction | ||
| prepareECSW | Save data necessary for the construction of the reduced model | 0 |
| nbModes | Number of modes when preparing the ECSW method only | 3 |
| modesPath | Path to the file containing the modes (useful only for preparing ECSW) | modes.txt |
| nbTrainingSet | When preparing the ECSW, size of the training set | 40 |
| periodSaveGIE | When prepareECSW is true, the values of Gie are taken every periodSaveGIE timesteps. | 5 |
| performECSW | Use the reduced model with the ECSW method | 0 |
| RIDPath | Path to the Reduced Integration domain when performing the ECSW method | reducedIntegrationDomain.txt |
| weightsPath | Path to the weights when performing the ECSW method | weights.txt |
Links
| Name | Description | Destination type name |
|---|---|---|
| context | Graph Node containing this object (or BaseContext::getDefault() if no graph is used) | BaseContext |
| slaves | Sub-objects used internally by this object | BaseObject |
| master | nullptr for regular objects, or master object for which this object is one sub-objects | BaseObject |
| mechanicalStates | List of mechanical states to which this component is associated | BaseMechanicalState |
| mstate | MechanicalState used by this component | MechanicalState<Vec3d> |
| topology | link to the topology container | BaseMeshTopology |