DG Kernel Documentation

Overview of the software

Collapse Models

Collapse Entities

Collapse Geometry

Collapse BSpline BRep

BSpline BRep Overview

BSpline Geometry

Collapse Entity Attributes

Entity Attributes

Clipping Planes

Properties of an Entity

Collapse Model Items

Collapse Measurements

Persistent Measurements

Collapse Operations and Algorithms

Operations and Algorithms

Boolean Operations

Euclidean Shortest Path

Collapse Movement

Kinematic Sections

Collision Detection

Collapse Import/Export

Import/Export Overview

Data Flow Sample

Collapse DG Kernel Components

DG Kernel Components

DG Kernel Control

Collapse Properies, Methods, Events

Properies, Methods, Events

Collapse Interactive Functionality

Interactive Functionality

Direct User Access

Modes of DG Kernel

Current Entities

Collapse View of DGK Control

View of DGK Control

Collapse Selection Overview

Selection Overview

Selection Event

Collapse Auxiliary Views

Auxiliary Views

Full Screen window

Collapse Programmatic Functionality

Programmatic Functionality

Porting V5 Apps to DGK

Object Construction

Component Context

Model Properties

Initialisation Context

Collapse Advanced

64 Bit Development

Memory Management

Third Party Technologies

Collapse API Reference

Collapse General Geometry

General Geometry

IPointMatrix_DG

Collapse Curves

IBSplineCurve_DG

IBSplineCurveInterpolator_DG

ICurveFreeFormEx

IArcSpline3DCurve

IBSplineCurve2d_DG

IStripArcLine_KC

Collapse Oriented Objects

Oriented Objects

IObjectOriented

IPrizmInfinite_KC

IGeometricObject_DG

IPartialSplineProps_DG

IBSplineSurface_DG

IRectangleAxisAligned_KC

Collapse General

Collapse Entities

IEntityArray_DG

IStdShapeRef_DG

Collapse Geometry

ISurfacePoint_DG

ISurfaceMetric_KC

Collapse BSpline BRep Geometry

BSpline BRep Geometry

Collapse Advanced Algorithms

Advanced Algorithms

IBRepChamfer_DG

IBRepDraftAngle_DG

IFeaturePrism_DG

IBRepCompositeSolid_DG

IBRepCompound_DG

IBRepBuilderEx_DG

IWireArrayToSurfaceBuilder_DG

IBRepGeometry_DG

IBRepBuilder_DG

Collapse Native OCCT

IIKO_Standard_Object

IKO_TopExp_Explorer

ModModeling Algorithms

Collapse Mesh Geometry

IMeshBuilder_KC

IMeshShading_KC

Collapse Appearence

Collapse Movement

Collapse Collision Detection

Collision Detection

IKCPathCollisionDetector

IKinematicSection_KC

IKinematicSet_KC

Collapse Import / Export

Import / Export

IFormatVersionDataContext

ISTLDataContext

IDataConvert_KC

Collapse Operations and Agorithms

Operations and Agorithms

IBooleanEntity_DG

IDiffSurface_KC

IEuclideanShortestPath_KC

Collapse User Data

IViewPointArray

IRectangleColor_KC

Collapse General Computing

General Computing

Collapse Samples and Tutorials

Samples and Tutorials

Delphi and C++ Samples

Collapse Graphics

Perspective View

Collapse Math Objects

Mathematical Objects

Points and Vectors

Oriented Objects

Collapse Curves

Curve Technologies

Collapse 2D Elements

Geometric Elements

Collapse Deprecated

Collapse Deprecated Geometry

Deprecated Geometry

Surface Patches

Surfaces and Patch Strips

Input Validation

Collapse Lines and Curves

Lines and Curves

Surface Of Revolution

Collapse Deprecated API Reference

Deprecated API Reference

General Geometry

IModelSearch_KC

Collapse Section

ISurfacePointKC

ISurfacePointArrayKC

ISectionPointSet

ISectionLineStrip

ILineSection_KC

IObjectPosition_KC

IModelHealer_KC

I3DSectionGenerator

IProfiledElement_KC

ISORSectionGenerator

Clipping Planes

Collapse General Computing

General Computing

IDIObjGenerator

Collapse Collections

Search Documentation

Face Sample

The sample demonstrates construction of curves on surfaces via pcurves and projection. The curves are used to build edges and wires on a face.

The BuildFace() method is the main construction procedure. AddInnerWire() adds an internal hole in the face.