CFx SDK Documentation 2026 SP0
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OdIfc4x1::IfcMember Class Reference

#include <IfcMemberAutoImpl.h>

Inheritance diagram for OdIfc4x1::IfcMember:
OdIfc4x1::IfcBuildingElement OdIfc4x1::IfcElement OdIfc4x1::IfcProduct OdIfc4x1::IfcObject OdIfc4x1::IfcObjectDefinition OdIfc4x1::IfcRoot OdIfc4x1::OdIfc4x1Instance OdIfc::OdIfcInstance OdIfc4x1::IfcMemberStandardCase

Public Member Functions

IfcMemberTypeEnum getPredefinedType () const
 
void setPredefinedType (IfcMemberTypeEnum PredefinedType)
 
 IfcMember ()
 
virtual OdResult inFields (OdDAI::OdSpfFilerBase *rdFiler) override
 
virtual OdResult outFields (OdDAI::OdSpfFilerBase *wrFiler) override
 
virtual OdDAI::Entity * getInstanceType () const override
 
virtual OdRxValue getAttr (const char *attrName) const override
 
virtual void unsetAttr (const char *explicitAttrName) override
 
virtual bool testAttr (const char *explicitAttrName) const override
 
virtual bool putAttr (const char *explicitAttrName, const OdRxValue &val) override
 
virtual bool isKindOf (OdIfc::OdIfcEntityType entityType) const override
 
virtual OdIfc::OdIfcEntityType type () const override
 
virtual OdRxValue getAttr (const OdIfc::OdIfcAttribute attrDef) const override
 
virtual void unsetAttr (const OdIfc::OdIfcAttribute explicitAttrDef) override
 
virtual bool testAttr (const OdIfc::OdIfcAttribute explicitAttrDef) const override
 
virtual bool putAttr (const OdIfc::OdIfcAttribute explicitAttrDef, const OdRxValue &val) override
 
- Public Member Functions inherited from OdIfc4x1::IfcElement
const OdAnsiString & getTag () const
 
void setTag (const OdAnsiString &Tag)
 
void getInvFillsVoids (OdDAIObjectIds &FillsVoids) const
 
void getInvConnectedTo (OdDAIObjectIds &ConnectedTo) const
 
void getInvIsInterferedByElements (OdDAIObjectIds &IsInterferedByElements) const
 
void getInvInterferesElements (OdDAIObjectIds &InterferesElements) const
 
void getInvHasProjections (OdDAIObjectIds &HasProjections) const
 
void getInvReferencedInStructures (OdDAIObjectIds &ReferencedInStructures) const
 
void getInvHasOpenings (OdDAIObjectIds &HasOpenings) const
 
void getInvIsConnectionRealization (OdDAIObjectIds &IsConnectionRealization) const
 
void getInvProvidesBoundaries (OdDAIObjectIds &ProvidesBoundaries) const
 
void getInvConnectedFrom (OdDAIObjectIds &ConnectedFrom) const
 
void getInvContainedInStructure (OdDAIObjectIds &ContainedInStructure) const
 
void getInvHasCoverings (OdDAIObjectIds &HasCoverings) const
 
 IfcElement ()
 
- Public Member Functions inherited from OdIfc4x1::IfcProduct
const OdDAIObjectId & getObjectPlacement () const
 
void setObjectPlacement (const OdDAIObjectId &ObjectPlacement)
 
const OdDAIObjectId & getRepresentation () const
 
void setRepresentation (const OdDAIObjectId &Representation)
 
void getInvReferencedBy (OdDAIObjectIds &ReferencedBy) const
 
virtual void setInverseCounterParts () override
 
- Public Member Functions inherited from OdIfc4x1::IfcObject
const OdAnsiString & getObjectType () const
 
void setObjectType (const OdAnsiString &ObjectType)
 
void getInvIsDeclaredBy (OdDAIObjectIds &IsDeclaredBy) const
 
void getInvDeclares (OdDAIObjectIds &Declares) const
 
void getInvIsTypedBy (OdDAIObjectIds &IsTypedBy) const
 
void getInvIsDefinedBy (OdDAIObjectIds &IsDefinedBy) const
 
 IfcObject ()
 
- Public Member Functions inherited from OdIfc4x1::IfcObjectDefinition
void getInvHasAssignments (OdDAIObjectIds &HasAssignments) const
 
void getInvNests (OdDAIObjectIds &Nests) const
 
void getInvIsNestedBy (OdDAIObjectIds &IsNestedBy) const
 
void getInvHasContext (OdDAIObjectIds &HasContext) const
 
void getInvIsDecomposedBy (OdDAIObjectIds &IsDecomposedBy) const
 
void getInvDecomposes (OdDAIObjectIds &Decomposes) const
 
void getInvHasAssociations (OdDAIObjectIds &HasAssociations) const
 
- Public Member Functions inherited from OdIfc4x1::IfcRoot
OdDAI::CompressedGUID getGlobalId () const
 
void setGlobalId (OdDAI::CompressedGUID GlobalId)
 
const OdDAIObjectId & getOwnerHistory () const
 
void setOwnerHistory (const OdDAIObjectId &OwnerHistory)
 
const OdAnsiString & getName () const
 
void setName (const OdAnsiString &Name)
 
const OdAnsiString & getDescription () const
 
void setDescription (const OdAnsiString &Description)
 
 IfcRoot ()
 
- Public Member Functions inherited from OdIfc4x1::OdIfc4x1Instance
void setInverseCounterParts () override
 
- Public Member Functions inherited from OdIfc::OdIfcInstance
 ODRX_DECLARE_MEMBERS (OdIfcInstance)
 
 OdIfcInstance ()
 
 ~OdIfcInstance ()
 
bool isInstanceOf (OdIfcEntityType entityType) const
 
IfcOpResult resolved ()
 
void resolve (IfcOpResult resolved, void *resPtr)
 
void unresolve ()
 
virtual void setGsNode (OdGsCache *pGsNode)
 
virtual OdGsCachegsNode () const
 
virtual OdUInt32 subSetAttributes (OdGiDrawableTraits *traits) const
 
virtual bool subWorldDraw (OdGiWorldDraw *wd) const
 
virtual OdDbStub * ownerId () const
 

Protected Attributes

OdDAI::Enum m_PredefinedType
 
- Protected Attributes inherited from OdIfc4x1::IfcElement
OdAnsiString m_Tag
 
- Protected Attributes inherited from OdIfc4x1::IfcProduct
OdDAIObjectId m_ObjectPlacement
 
OdDAIObjectId m_Representation
 
- Protected Attributes inherited from OdIfc4x1::IfcObject
OdAnsiString m_ObjectType
 
- Protected Attributes inherited from OdIfc4x1::IfcRoot
OdDAI::CompressedGUID m_GlobalId
 
OdDAIObjectId m_OwnerHistory
 
OdAnsiString m_Name
 
OdAnsiString m_Description
 
- Protected Attributes inherited from OdIfc::OdIfcInstance
voidm_resPtr
 
IfcOpResult m_resolved
 

Additional Inherited Members

- Static Public Member Functions inherited from OdIfc::OdIfcInstance
static const OdGePoint3dasPoint3d (const OdIfcInstance *inst)
 
static const OdGePoint2dasPoint2d (const OdIfcInstance *inst)
 
static const OdGeVector3dasVector3d (const OdIfcInstance *inst)
 
static const OdGeVector2dasVector2d (const OdIfcInstance *inst)
 
static const OdGeMatrix2dasMatrix2d (const OdIfcInstance *inst)
 
static const OdGeMatrix3dasMatrix3d (const OdIfcInstance *inst)
 
static OdIfcCompoundPtr asCompound (OdSmartPtr< OdIfcInstance > inst)
 
static const OdCmEntityColorasRgbColor (const OdIfcInstance *inst)
 

Detailed Description

An IfcMember is a structural member designed to carry loads between or beyond points of support. It is not required to be load bearing. The orientation of the member (being horizontal, vertical or sloped) is not relevant to its definition (in contrary to IfcBeam and IfcColumn). An IfcMember represents a linear structural element from an architectural or structural modeling point of view and is used if it cannot be expressed more specifically as either an IfcBeam or an IfcColumn.

There are two main representations for member occurrences: IfcMember with IfcMaterialProfileSetUsage is used for all occurrences of members, that have a profile defined that is swept along a directrix. The profile might be changed uniformly by a taper definition along the directrix. The profile parameter and its cardinal point of insertion can be fully described by the IfcMaterialProfileSetUsage. These members are always represented geometrically by an 'Axis' and a 'SweptSolid' or 'AdvancedSweptSolid' shape representation (or by a 'Clipping' geometry based on the swept solid), if a 3D geometric representation is assigned IfcMember without IfcMaterialProfileSetUsage is used for all other occurrences of members, particularly for members with changing profile sizes along the extrusion, or members defined by non-linear extrusion, or members having only 'Brep', or 'SurfaceModel' geometry, or if a more parametric representation is not intended

  • Axis 3D Geometry - The axis representation can be used to represent the fundamental orientation and extents of a member's body. The image below illustrates that the axis representation can be used to represent the system length of a member that can extend past the body length of the member.

<IMAGE ifcmemberstandardcase_axis-01>

As shown on the image below, the axis representation must be positioned at the IfcMaterialProfileSetUsage.CardinalPoint, and parallel to the IfcExtrudedAreaSolid.ExtrudedDirection. This offset between the axis line and the IfcExtrudedAreaSolid.Position must correlate with the chosen IfcMaterialProfileSetUsage.CardinalPoint.

<IMAGE ifcmemberstandardcase_axis-02>

The image below illustrates a 'Clipping' geometric representation with use of IfcBooleanClippingResult between an IfcExtrudedAreaSolid and an IfcHalfSpaceSolid to create a clipped body.

<IMAGE ifcmember_clipping-01>

When an IfcMaterialProfileSetUsage is applied, the image below illustrates an advanced geometric representation with use of IfcBooleanClippingResult between an IfcExtrudedAreaSolid and an IfcHalfSpaceSolid to create a clipped body, with cardinal point applied as 4 (mid-depth left).

<IMAGE ifcbeamstandardcase_clipping-01>

When an (IfcMaterialProfileSetUsage) is assigned to the IfcMember: For all single profiles, the IfcParameterizedProfileDef.Position is NIL, or having Location = 0.,0. and RefDirection = 1.,0 The extrusion is perpendicular to the profile direction The y-axis of the profile, as determined by IfcSweptAreaSolid.Position.P[2] points to the Z-Axis. It indicates the "role" of the column, a role=0° means y-axis of profile = Z-axis of reference coordinate system. In the exception of a vertical member, the y-axis points to the Y-axis

The image below illustrates a 'SweptSolid' geometric representation with cardinal point applied as 1 (bottom left).

<IMAGE ifcbeamstandardcase_sweptsolid-01>

If parametric profiles are used, the parameters can be interpreted to be the dimensions of the beam: IfcRectangleProfileDef.YDim interpreted as member width IfcRectangleProfileDef.XDim interpreted as member depth IfcCircleProfileDef.Radius interpreted as member radius

<IMAGE ifcmember-01>

Te image below illustrates assignment of a composite profile by using IfcCompositeProfileDef for geometric representation and several IfcMaterialProfile entities within the IfcMaterialProfileSet.

<IMAGE ifcmember-02>

  • Material Set - This concept can be applied to the following resources: LoadBearing
  • Object Typing - This concept can be applied to the following resources: IfcMemberType
  • Product Assignment - This concept can be applied to the following resources: IfcStructuralCurveMember - An idealized structural member corresponding to the member IfcTask - A task for operating on the member
  • Property Sets for Objects - This concept can be applied to the following resources: Pset_ConcreteElementGeneral Pset_PrecastConcreteElementFabrication Pset_PrecastConcreteElementGeneral Pset_MemberCommon Pset_MemberTypeAnchoringBar (only applies to BRACE) Pset_MemberTypeOCSRigidSupport (only applies to MEMBER) Pset_MemberTypePost (only applies to POST) Pset_MemberTypeCatenaryStay (only applies to STAY_CABLE) Pset_MemberTypeTieBar (only applies to TIEBAR)
  • Quantity Sets - This concept can be applied to the following resources: Qto_MemberBaseQuantities
  • Spatial Containment - The IfcMember, as any subtype of IfcBuildingElement, can participate alternatively in one of the two different containment relationships: the Spatial Containment (defined here) the Element Composition

Definition at line 156 of file Ifc4x1/IfcMemberAutoImpl.h.

Constructor & Destructor Documentation

◆ IfcMember()

OdIfc4x1::IfcMember::IfcMember ( )

Default constructor for the IfcMember class.

Member Function Documentation

◆ getAttr() [1/2]

virtual OdRxValue OdIfc4x1::IfcMember::getAttr ( const char * attrName) const
overridevirtual

Returns an attribute value for the specified attribute name.

Parameters
attrName[in] Name of an attribute to query.
Returns
OdRxValue object that represents a generic variant type value.

Reimplemented from OdIfc4x1::IfcElement.

◆ getAttr() [2/2]

virtual OdRxValue OdIfc4x1::IfcMember::getAttr ( const OdIfc::OdIfcAttribute attrDef) const
overridevirtual

Returns an attribute value for the specified attribute definition.

Parameters
attrDef[in] Attribute definition to query.
Returns
OdRxValue object that represents a generic variant type value.

Reimplemented from OdIfc4x1::IfcElement.

◆ getInstanceType()

virtual OdDAI::Entity * OdIfc4x1::IfcMember::getInstanceType ( ) const
overridevirtual

Returns a type of a class instance.

Returns
Pointer to the <exref target=https://docs.opendesign.com/tkernel_api_cpp/OdDAI__Entity.html>>OdDAI::Entity</exref> type that determines an entity definition within a schema.

Reimplemented from OdIfc4x1::IfcBuildingElement.

Reimplemented in OdIfc4x1::IfcMemberStandardCase.

◆ getPredefinedType()

IfcMemberTypeEnum OdIfc4x1::IfcMember::getPredefinedType ( ) const

Returns the value of PredefinedType attribute. This attribute represents predefined generic type for a member that is specified in an enumeration. There can be a property set specified for the predefined types.

Returns
Returns the value of PredefinedType attribute.
Remarks
The PredefinedType is only used if no IfcMemberType is assigned, providing its own IfcMemberType.PredefinedType.

◆ inFields()

virtual OdResult OdIfc4x1::IfcMember::inFields ( OdDAI::OdSpfFilerBase * rdFiler)
overridevirtual

Reads object's data from the specified filer.

Parameters
rdFiler[in] Pointer to a filer from which to read the data.
Returns
A value of OdResult type that contains the result of the method execution.

Reimplemented from OdIfc4x1::IfcElement.

◆ isKindOf()

virtual bool OdIfc4x1::IfcMember::isKindOf ( OdIfc::OdIfcEntityType entityType) const
overridevirtual

Checks whether the specified instance is the object derived from or belongs to this class.

Parameters
entityType[in] Entity to check.
Returns
true if the specified instance is the object derived from or belongs to this class, false otherwise.

Reimplemented from OdIfc4x1::IfcBuildingElement.

Reimplemented in OdIfc4x1::IfcMemberStandardCase.

◆ outFields()

virtual OdResult OdIfc4x1::IfcMember::outFields ( OdDAI::OdSpfFilerBase * wrFiler)
overridevirtual

Writes object's data the the specified filer.

Parameters
wrFiler[in] Pointer to a filer to which to write the data.
Returns
A value of OdResult type that contains the result of the method execution.

Reimplemented from OdIfc4x1::IfcElement.

◆ putAttr() [1/2]

virtual bool OdIfc4x1::IfcMember::putAttr ( const char * explicitAttrName,
const OdRxValue & val )
overridevirtual

Sets the specified attribute with a given value.

Parameters
explicitAttrName[in] Explicit name of the attribute to set.
val[in] Value to set.
Returns
true if the value is successfully set for the specified attribute, false otherwise.

Reimplemented from OdIfc4x1::IfcElement.

◆ putAttr() [2/2]

virtual bool OdIfc4x1::IfcMember::putAttr ( const OdIfc::OdIfcAttribute explicitAttrDef,
const OdRxValue & val )
overridevirtual

Sets the specified attribute with a given value.

Parameters
explicitAttrDef[in] Explicit attribute definition to set.
val[in] Value to set.
Returns
true if the value is successfully set for the specified attribute, false otherwise.

Reimplemented from OdIfc4x1::IfcElement.

◆ setPredefinedType()

void OdIfc4x1::IfcMember::setPredefinedType ( IfcMemberTypeEnum PredefinedType)

Sets the value of PredefinedType attribute. This attribute represents predefined generic type for a member that is specified in an enumeration. There can be a property set specified for the predefined types.

Parameters
PredefinedType[in] Predefined type to set.
Remarks
The PredefinedType is only used if no IfcMemberType is assigned, providing its own IfcMemberType.PredefinedType.

◆ testAttr() [1/2]

virtual bool OdIfc4x1::IfcMember::testAttr ( const char * explicitAttrName) const
overridevirtual

Checks whether the specified attribute is set.

Parameters
explicitAttrName[in] Explicit name of the attribute to test.
Returns
true if the specified attribute is set, false otherwise.

Reimplemented from OdIfc4x1::IfcElement.

◆ testAttr() [2/2]

virtual bool OdIfc4x1::IfcMember::testAttr ( const OdIfc::OdIfcAttribute explicitAttrDef) const
overridevirtual

Checks whether the specified attribute is set.

Parameters
explicitAttrDef[in] Attribute definition to test.
Returns
true if the specified attribute is set, false otherwise.

Reimplemented from OdIfc4x1::IfcElement.

◆ type()

virtual OdIfc::OdIfcEntityType OdIfc4x1::IfcMember::type ( ) const
overridevirtual

Returns the type of this entity.

Returns
A value of the <exref target=https://docs.opendesign.com/tkernel_api_cpp/OdIfc__OdIfcEntityType.html>>OdIfc::OdIfcEntityType</exref> type that represents type of this entity.

Reimplemented from OdIfc4x1::IfcBuildingElement.

Reimplemented in OdIfc4x1::IfcMemberStandardCase.

◆ unsetAttr() [1/2]

virtual void OdIfc4x1::IfcMember::unsetAttr ( const char * explicitAttrName)
overridevirtual

Resets a value for the specified attribute.

Parameters
explicitAttrName[in] Explicit name of the attribute to reset.

Reimplemented from OdIfc4x1::IfcElement.

◆ unsetAttr() [2/2]

virtual void OdIfc4x1::IfcMember::unsetAttr ( const OdIfc::OdIfcAttribute explicitAttrDef)
overridevirtual

Resets a value for the specified attribute.

Parameters
explicitAttrDef[in] Explicit definition that represents an attribute to reset.

Reimplemented from OdIfc4x1::IfcElement.

Member Data Documentation

◆ m_PredefinedType

OdDAI::Enum OdIfc4x1::IfcMember::m_PredefinedType
protected

Definition at line 301 of file Ifc4x1/IfcMemberAutoImpl.h.


The documentation for this class was generated from the following file: