CFx SDK Documentation 2026 SP0
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OdIfc2x3::IfcRationalBezierCurve Class Reference

#include <IfcRationalBezierCurveAutoImpl.h>

Inheritance diagram for OdIfc2x3::IfcRationalBezierCurve:
OdIfc2x3::IfcBezierCurve OdIfc2x3::IfcBSplineCurve OdIfc2x3::IfcBoundedCurve OdIfc2x3::IfcCurve OdIfc2x3::IfcGeometricRepresentationItem OdIfc2x3::IfcRepresentationItem OdIfc2x3::OdIfc2x3Instance OdIfc::OdIfcInstance

Public Member Functions

void getWeightsData (OdArray< double > &WeightsData) const
 
OdDAI::ListOfDouble & weightsData ()
 
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 bool comparedToEarlyImpl (const OdDAI::ApplicationInstance *pOther, OdRx::Ordering &ordering) 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 OdIfc2x3::IfcBSplineCurve
int getDegree () const
 
void setDegree (int Degree)
 
void getControlPointsList (OdDAIObjectIds &ControlPointsList) const
 
OdDAI::ListOfOdDAIObjectId & controlPointsList ()
 
IfcBSplineCurveForm getCurveForm () const
 
void setCurveForm (IfcBSplineCurveForm CurveForm)
 
OdDAI::Logical getClosedCurve () const
 
void setClosedCurve (OdDAI::Logical ClosedCurve)
 
OdDAI::Logical getSelfIntersect () const
 
void setSelfIntersect (OdDAI::Logical SelfIntersect)
 
 IfcBSplineCurve ()
 
- Public Member Functions inherited from OdIfc2x3::IfcRepresentationItem
void getInvLayerAssignments (OdDAIObjectIds &LayerAssignments) const
 
void getInvStyledByItem (OdDAIObjectIds &StyledByItem) const
 
- Public Member Functions inherited from OdIfc2x3::OdIfc2x3Instance
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::ListOfDouble m_WeightsData
 
- Protected Attributes inherited from OdIfc2x3::IfcBSplineCurve
int m_Degree
 
OdDAI::ListOfOdDAIObjectId m_ControlPointsList
 
OdDAI::Enum m_CurveForm
 
OdDAI::Logical m_ClosedCurve
 
OdDAI::Logical m_SelfIntersect
 
- 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

A rational Bezier curve is a B-spline curve described in terms of control points and basic functions. It describes weights in addition to the control points defined at the supertype IfcBSplineCurve.

All weights are positive and the curve is specified by the following formula:

<IMAGE IfcRationalBezierCurve-Math1>

k+1 - number of control points Pi - control points wi - weights d - degree

Definition at line 50 of file Ifc2x3/IfcRationalBezierCurveAutoImpl.h.

Member Function Documentation

◆ comparedToEarlyImpl()

virtual bool OdIfc2x3::IfcRationalBezierCurve::comparedToEarlyImpl ( const OdDAI::ApplicationInstance * pOther,
OdRx::Ordering & ordering ) const
overridevirtual

Early-bound version of instances comparison.

Parameters
pOther[in] Other application instance.
ordering[out] Receives the ordering (comparison) status.
Returns
true if comparison was performed, false if method has no implementation, so late-bound version could be applied.
Remarks
If the method returns true, the ordering parameter can receive one of the following statuses:
Value Description kLessThan -1 This object < Other Object. kEqual 0 This object = Other Object. kGreaterThan 1 This object > Other Object. kNotOrderable 2 This class is not orderable.

Reimplemented from OdIfc2x3::IfcBezierCurve.

◆ getAttr() [1/2]

virtual OdRxValue OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBSplineCurve.

◆ getAttr() [2/2]

virtual OdRxValue OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBSplineCurve.

◆ getInstanceType()

virtual OdDAI::Entity * OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBezierCurve.

◆ getWeightsData()

void OdIfc2x3::IfcRationalBezierCurve::getWeightsData ( OdArray< double > & WeightsData) const

Gets the value of WeightsData attribute. This attribute represents the supplied values of the weights.

Parameters
WeightsData[out] Receives the WeightsData attribute.

◆ inFields()

virtual OdResult OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBSplineCurve.

◆ isKindOf()

virtual bool OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBezierCurve.

◆ outFields()

virtual OdResult OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBSplineCurve.

◆ putAttr() [1/2]

virtual bool OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBSplineCurve.

◆ putAttr() [2/2]

virtual bool OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBSplineCurve.

◆ testAttr() [1/2]

virtual bool OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBSplineCurve.

◆ testAttr() [2/2]

virtual bool OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBSplineCurve.

◆ type()

virtual OdIfc::OdIfcEntityType OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBezierCurve.

◆ unsetAttr() [1/2]

virtual void OdIfc2x3::IfcRationalBezierCurve::unsetAttr ( const char * explicitAttrName)
overridevirtual

Resets a value for the specified attribute.

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

Reimplemented from OdIfc2x3::IfcBSplineCurve.

◆ unsetAttr() [2/2]

virtual void OdIfc2x3::IfcRationalBezierCurve::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 OdIfc2x3::IfcBSplineCurve.

◆ weightsData()

OdDAI::ListOfDouble & OdIfc2x3::IfcRationalBezierCurve::weightsData ( )

Returns the value of WeightsData attribute. This attribute represents the supplied values of the weights.

Returns
Returns the value of WeightsData attribute.

Member Data Documentation

◆ m_WeightsData

OdDAI::ListOfDouble OdIfc2x3::IfcRationalBezierCurve::m_WeightsData
protected

Definition at line 203 of file Ifc2x3/IfcRationalBezierCurveAutoImpl.h.


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