Package Toolchain API Package

Getting Started

Quickstart — npm What is OpenCascade.js First Shape Tutorial FAQ Projects using OpenCascade.js

Guides

Bundler & locateFile Multi-threaded build Debugging wasm exceptions Export STEP Export glTF / GLB Render with three.js Visualize shape helper

Examples

Boolean logo Classic bottle Polygon extrusion

Concepts

Calling OCCT from JavaScript Memory and disposables Handles and collections Return shapes

Reference

TKDESTEP APIHeaderSection GeomToStep RWHeaderSection StepAP203 StepAP209 StepAP214 StepAP242

STEPCAFControl STEPConstruct STEPControl StepData StepDimTol STEPEdit StepElement StepFEA StepFile StepGeom StepKinematics StepRepr StepSelect STEPSelections

StepTidy StepToGeom StepToTopoDS

init() function Module shape Exception classes

Playground

Maintained by Tau during the V3 / OCCT V8 release window — see the FAQ.

API ReferenceDataExchangeTKDESTEP

StepAP209

OCCT package StepAP209: StepAP209_Construct.

Classes (1)

StepAP209_Construct

StepAP209_Construct

STEPConstruct_Tool

Basic tool for working with AP209 model.

Constructors(2)

constructor(): StepAP209_Construct
Creates an empty tool.
constructor(WS: XSControl_WorkSession): StepAP209_Construct
Creates a tool and initializes it.
Parameters (1)
- WS

Instance methods(27)

Init(WS: XSControl_WorkSession): boolean
Initializes tool; returns True if succeeded.
Parameters (1)
- WS
IsDesing(PD: StepBasic_ProductDefinitionFormation): boolean
Parameters (1)
- PD
IsAnalys(PD: StepBasic_ProductDefinitionFormation): boolean
Parameters (1)
- PD
FeaModel(Prod: StepBasic_Product): StepFEA_FeaModel
Parameters (1)
- Prod
FeaModel(PDF: StepBasic_ProductDefinitionFormation): StepFEA_FeaModel
Parameters (1)
- PDF
FeaModel(PDS: StepRepr_ProductDefinitionShape): StepFEA_FeaModel
Parameters (1)
- PDS
FeaModel(PD: StepBasic_ProductDefinition): StepFEA_FeaModel
Parameters (1)
- PD
GetFeaAxis2Placement3d(theFeaModel: StepFEA_FeaModel): StepFEA_FeaAxis2Placement3d
Parameters (1)
- theFeaModel
IdealShape(Prod: StepBasic_Product): StepShape_ShapeRepresentation
Parameters (1)
- Prod
IdealShape(PDF: StepBasic_ProductDefinitionFormation): StepShape_ShapeRepresentation
Parameters (1)
- PDF
IdealShape(PD: StepBasic_ProductDefinition): StepShape_ShapeRepresentation
Parameters (1)
- PD
IdealShape(PDS: StepRepr_ProductDefinitionShape): StepShape_ShapeRepresentation
Parameters (1)
- PDS
NominShape(Prod: StepBasic_Product): StepShape_ShapeRepresentation
Parameters (1)
- Prod
NominShape(PDF: StepBasic_ProductDefinitionFormation): StepShape_ShapeRepresentation
Parameters (1)
- PDF
GetElementMaterial(): NCollection_HSequence_handle_StepElement_ElementMaterial
GetElemGeomRelat(): NCollection_HSequence_handle_StepFEA_ElementGeometricRelationship
GetElements1D(theFeaModel: StepFEA_FeaModel): NCollection_HSequence_handle_StepFEA_ElementRepresentation
Parameters (1)
- theFeaModel
GetElements2D(theFEAModel: StepFEA_FeaModel): NCollection_HSequence_handle_StepFEA_ElementRepresentation
Parameters (1)
- theFEAModel
GetElements3D(theFEAModel: StepFEA_FeaModel): NCollection_HSequence_handle_StepFEA_ElementRepresentation
Parameters (1)
- theFEAModel
GetCurElemSection(ElemRepr: StepFEA_Curve3dElementRepresentation): NCollection_HSequence_handle_StepElement_CurveElementSectionDefinition
Getting list of curve_element_section_definitions for given element_representation.
Parameters (1)
- ElemRepr
GetShReprForElem(ElemRepr: StepFEA_ElementRepresentation): StepShape_ShapeRepresentation
Parameters (1)
- ElemRepr
CreateAnalysStructure(Prod: StepBasic_Product): boolean
Create empty structure for idealized_analysis_shape.
Parameters (1)
- Prod
CreateFeaStructure(Prod: StepBasic_Product): boolean
Create fea structure.
Parameters (1)
- Prod
ReplaceCcDesingToApplied(): boolean
Put into model entities Applied... for AP209 instead of entities CcDesing... from AP203.
CreateAddingEntities(AnaPD: StepBasic_ProductDefinition): boolean
Create approval.. , date.. , time.. , person.. and organization.. entities for analysis structure.
Parameters (1)
- AnaPD
CreateAP203Structure(): StepData_StepModel
Create AP203 structure from existing AP209 structure.
CreateAdding203Entities(PD: StepBasic_ProductDefinition): { returnValue: boolean; aModel: StepData_StepModel; [Symbol.dispose](): void }
Create approval.. , date.. , time.. , person.. and organization.. entities for 203 structure.
Parameters (1)
- PD
Returns
A result object with fields:
- returnValue: the C++ return value
- aModel: owned by the returned envelope.
  Dispose the returned envelope to release owned Handle fields.

StepAP203

OCCT package StepAP203: StepAP203_ApprovedItem, StepAP203_CcDesignApproval, StepAP203_CcDesignCertification, StepAP203_CcDesignContract, and 17 more bound…

StepAP214

OCCT package StepAP214: StepAP214, StepAP214_AppliedApprovalAssignment, StepAP214_AppliedDateAndTimeAssignment, StepAP214_AppliedDateAssignment, and 42…