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ModelMembrane Class |
Membrane super-element that lives in a statical model.
Inheritance HierarchyNamespace: Karamba.Elements
Assembly: KarambaCommon (in KarambaCommon.dll) Version: 2.2.0.4 (2.2.0.4)
SyntaxThe ModelMembrane type exposes the following members.
Constructors| Name | Description | |
|---|---|---|
 | ModelMembrane(SerializationInfo, StreamingContext) |
Initializes a new instance of the ModelMembrane class.
Deserialization ModelMembrane.
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 | ModelMembrane(Int32, BuilderShell, CroSec, IReadOnlyListInt32, ListNode) |
Initializes a new instance of the ModelMembrane class.
construct fem-shell from grasshopper-shell.
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Properties| Name | Description | |
|---|---|---|
 | builder_element | Gets the raw element from where the base data comes. (Inherited from ModelElement.) |
 | canBuckle |
Gets a value indicating whether buckling is considered when doing cross section optimization or calculating
the utilization.
(Inherited from ModelElement.) |
| color |
Gets or sets the color of the element for some types of rendering. Can be set with a ElemSets-component.
(Inherited from ModelElement.) |
| colorIsSet |
Gets a value indicating whether the element has a color attached.
(Inherited from ModelElement.) |
| crosec |
Gets or sets the cross section of the model element.
(Inherited from ModelElement.) |
| ecce |
Gets the elements eccentricity.
(Inherited from ModelElement.) |
| ecce_glo |
Gets the vector of global cross section eccentricity.
(Inherited from ModelElement.) |
| ecce_loc |
Gets the vector of local cross section eccentricity.
(Inherited from ModelElement.) |
| Elem_loads | Gets the elements loads. (Inherited from ModelElement.) |
| fe_id |
Gets the first element index in fe-model. In case of shells there may be more than
one finite element connected to a model element and fe_id points to the shells TriMesh-object.
(Inherited from ModelElement.) |
| fe_ind_begin |
Gets the first element index in fe-model. in case of shells there may be more than
one finite element connected to a model element.
(Overrides ModelElementfe_ind_begin.) |
| fe_ind_end |
Gets the index of element in femodel that lies one entry beyond the last finite element of the model element.
(Overrides ModelElementfe_ind_end.) |
| fe_node_ind | Gets the index of fe-nodes of fe-elements in fe-model. Can differ from node_ind in case of joints. (Inherited from ModelElement.) |
| hasEccent |
Gets a value indicating whether a cross section has an eccentricity.
(Inherited from ModelElement.) |
| id |
Gets the identifier (name) of element.
(Inherited from ModelElement.) |
| ind |
Gets the zero-based index of element in model.
The indexes are consecutively numbered from 0 to number of elements.
(Inherited from ModelElement.) |
| is_visible |
Gets or sets a value indicating whether the element is visible.
(Inherited from ModelElement.) |
| IsActive |
Gets or sets a value indicating whether the element is active. If inactive the element is removed from the
statical model using the soft-kill approach. The FE-model needs to be rebuilt after
manipulating this flag.
(Overrides ModelElementIsActive.) |
| mesh |
Gets the mesh which underlies the membrane.
|
| nII |
Gets or sets the normal force that induces ThII effects.
(Inherited from ModelElement.) |
| node_inds | Gets the index of nodes of elements after assembly. (Inherited from ModelElement.) |
| x_ori |
Gets the user defined local x-axis of the element
(not including the additional rotation angle alpha).
(Inherited from ModelElement.) |
| x_ori_given |
Gets a value indicating whether a user defined local x-axis is given.
(Inherited from ModelElement.) |
| x_ori_list |
Gets the user defined local x-axes of the element
(not including the additional rotation angle alpha).
(Inherited from ModelElement.) |
| y_ori |
Gets the user defined local y-axis of the element
(not including the additional rotation angle alpha).
(Inherited from ModelElement.) |
| y_ori_given |
Gets a value indicating whether a user defined local z-axis is given.
(Inherited from ModelElement.) |
| z_ori |
Gets the user defined local z-axis of the element
(not including the additional rotation angle alpha).
(Inherited from ModelElement.) |
| z_ori_given |
Gets a value indicating whether a user defined local z-axis is given.
(Inherited from ModelElement.) |
| z_ori_list |
Gets the user defined local z-axes of the element
(not including the additional rotation angle alpha).
(Inherited from ModelElement.) |
Methods| Name | Description | |
|---|---|---|
| Accept(ModelElementVisitor) |
accept an element visitor.
(Overrides ModelElementAccept(ModelElementVisitor).) |
| AcceptT(IModelElementVisitorT, T) |
accept an element visitor.
(Inherited from ModelElement.) |
| AcceptT(IModelElementVisitorT, T) |
accept an element visitor.
(Overrides ModelElementAcceptT(IModelElementVisitorT, T).) |
| AcceptR, T(IModelElementVisitorR, T, T) |
accept an element visitor.
(Inherited from ModelElement.) |
| AcceptR, T(IModelElementVisitorR, T, T) |
accept an element visitor.
(Overrides ModelElementAcceptR, T(IModelElementVisitorR, T, T).) |
| add |
add an element load to the element.
(Inherited from ModelElement.) |
| addLoads |
add loads connected to this element to its feb-element.
(Inherited from ModelElement.) |
| addStrainMesh |
enrich the given mesh with strain data of this element.
(Overrides ModelElementaddStrainMesh(ListIMesh, Model, ListDouble).) |
| addStressMesh |
enrich the given mesh with stress data of this element.
(Overrides ModelElementaddStressMesh(ListIMesh, Model, ListDouble).) |
| addStressStrainMesh |
Construct a mesh with coloring according to the given result-values and add it to the given list of meshes.
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| addTo |
create feb-element and add it to the feb-model.
(Overrides ModelElementaddTo(Model, LCCombiCollector, Int32).) |
| addUtilizationMesh |
enrich the given mesh with utilization data of this element.
(Overrides ModelElementaddUtilizationMesh(ListIMesh, Model, ListDouble).) |
| area |
Returns the area of the element.
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| area(Int32) |
Returns area of the sub-element.
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| BuilderElement |
Clone the grass-element on which this model-element is based and linked to.
(Inherited from ModelElement.) |
| characteristic_length |
calculate characteristic length of the element.
(Inherited from ModelElement.) |
| clearLoads |
clears the loads of the element. Make sure to clone it before clearing the loads
in order to avoid side effects.
(Inherited from ModelElement.) |
| Clone |
Clone the model element.
(Overrides ModelElementClone.) |
| cloneBuilderElement |
Clone the grass-element on which this model-element is based and linked to.
(Inherited from ModelElement.) |
| clonedBuilderElement |
return the cloned grass-element on which this model-element is based or null.
(Inherited from ModelElement.) |
| cog |
calculate the center of gravity of the element.
(Overrides ModelElementcog(Model).) |
| copyFEModelNodeIndexes |
update the elements node indexes with those of the underlying finite element. This is necessary when
topology of the feb-model changed.
(Inherited from ModelElement.) |
| deformationEnergy |
calculates axial deformation- and bending energy stored in the element.
(Overrides ModelElementdeformationEnergy(Model, EnergyVisitor, ListDouble, ListDouble).) |
| dispLocalCoordinateSystem |
return displaced local coordinate system and its origin.
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| dispNormalVectors |
Returns the shell normal vector for each node of the shell.
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| drawCroSecForceOutput |
add lines of cross section forces diagrams to curves or meshes.
(Overrides ModelElementdrawCroSecForceOutput(Model, ListIMesh, ListPolyLine3, Boolean, Double, ElementStates_OLD).) |
| Equals | Determines whether the specified object is equal to the current object. (Inherited from Object.) |
| feMesh(Model) |
Returns the shell mesh of the membrane.
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| feMesh(Model) |
Gets the underlying feb-mesh of the membrane.
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| Finalize | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.) |
| GetCrossSectionsStates_OLD |
Determines the states in predefined discrete points of the element.
(Overrides ModelElementGetCrossSectionsStates_OLD(Model, LCSuperPosition, Boolean).) |
| GetHashCode | Serves as the default hash function. (Inherited from Object.) |
| GetObjectData |
Serialize ModelElement.
(Inherited from ModelElement.) |
| GetType | Gets the Type of the current instance. (Inherited from Object.) |
| is_inside |
checks whether an Element lies partly inside a given Brep.
(Inherited from ModelElement.) |
| localCoSys(Element) |
create local coo-sys of undeformed element.
(Inherited from ModelElement.) |
| localCoSys(PointState) |
create local coo-sys of deformed element.
(Inherited from ModelElement.) |
| meanDisp |
Calculates the mean displacement of an element.
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| MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
| midpoint_disp |
return mid-point of deformed element.
(Inherited from ModelElement.) |
| minmaxEpsX |
determine extreme axial strains in model for the currently visible loadcase.
Add result of element if necessary.
(Overrides ModelElementminmaxEpsX(Double, Double, Model, LCSuperPosition).) |
| referencePointOnZAxis |
return reference point on local z-axis for local coordinate system being
situated at first element node.
(Inherited from ModelElement.) |
| resultantCroSecForces |
calculates resultant normal force (N), shear force (V) and moment (M) in an element.
(Inherited from ModelElement.) |
| scaledState |
return scaled state at given element, location; superimpose loadcases if lc_num is smaller than 0;
unscaled load-case for lc_num % model.numLC if lc_num >= model.numLC (is used for retrieval of beam results).
(Inherited from ModelElement.) |
| scaledStateAtT |
return scaled state at given element, location; superimpose loadcases if lc_num is smaller than 0;
unscaled load-case for lc_num % model.numLC if lc_num >= model.numLC (is used for retrieval of beam results).
(Inherited from ModelElement.) |
| set_fe_and_model_index |
set the element and fe_element index.
(Inherited from ModelElement.) |
| set_is_active |
set activation state of element and synchronize it with fe-model. An extra fe-model-generation
step is not necessary. Is therefore fast.
(Overrides ModelElementset_is_active(Model, Boolean).) |
| SetNodeInds |
set the node indexes of the element.
(Inherited from ModelElement.) |
| snapElement |
change the element if nodes snap together according to the given list of
node indexes.
returns true if the element was completely snapped.
(Overrides ModelElementsnapElement(ListNode, Double).) |
| split_elem |
The element with index ind is the seed of an element split. Make all splits
in the model that are necessary so that feb-model and model are synchronized.
(Inherited from ModelElement.) |
| SurfaceArea |
Gets the surface area of the element in [m2].
(Overrides ModelElementSurfaceArea(IReadOnlyListNode).) |
| ToString | Returns a string that represents the current object. (Inherited from Object.) |
| totalEccentricity |
returns the eccentricity of the element in global coordinates.
(Overrides ModelElementtotalEccentricity(Model).) |
| utilization |
return utilization of shell patch for given loadcase lc.
|
| Volume |
Get volume of the element in [m3?].
(Overrides ModelElementVolume(IReadOnlyListNode).) |
| weight |
return weight of the element in kN.
(Overrides ModelElementweight(IReadOnlyListNode).) |
Fields| Name | Description | |
|---|---|---|
 | _eloads | the elements loads. (Inherited from ModelElement.) |
| _fe_id | index of element in fe-model, in case of shells it is the index oh the trimesh. (Inherited from ModelElement.) |
| _ind |
zero-based index of element in model.
The indexes are consecutively numbered from 0 to number of elements.
(Inherited from ModelElement.) |
| fe_ind_begin_ |
index of the first membrane element in the fe-model.
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| fe_node_ind_ | index of fe-nodes of fe-elements in fe-model. Can differ from node_ind in case of joints. (Inherited from ModelElement.) |
| node_inds_ | index of nodes of elements after assembly. (Inherited from ModelElement.) |
See Also