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 # Class SectionGeometryBase

 Last update: 09.03.2026 

<a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase"></a>

Namespace: [VM.Managed.DAFUL.GearTrain](VM.Managed.DAFUL.GearTrain.md)  
Assembly: VMDGearTrain.dll

The Section GeometryBase

```csharp
public abstract class SectionGeometryBase : LinkContainer, IObservableObject, IDisposableObject, ILinkable, IObject, ILinkContainer, IOwned, IHasID, IEventProvider, ILinkContainerEvent, IVerifiable

```

#### Inheritance

object ← ObservableObject ← [LinkableBase](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/LinkableBase.cs) ← LinkContainer ← [SectionGeometryBase](VM.Managed.DAFUL.GearTrain.SectionGeometryBase.md)

#### Derived

[RackSectionGeometry](VM.Managed.DAFUL.GearTrain.CAD.RackSectionGeometry.md), [SectionGeometryCircular](VM.Managed.DAFUL.GearTrain.SectionGeometryCircular.md), [SectionGeometryHollowCircular](VM.Managed.DAFUL.GearTrain.SectionGeometryHollowCircular.md), [SectionGeometryHollowTapered](VM.Managed.DAFUL.GearTrain.SectionGeometryHollowTapered.md), [SectionGeometryTapered](VM.Managed.DAFUL.GearTrain.SectionGeometryTapered.md)

#### Implements

IObservableObject, IDisposableObject, ILinkable, IObject, ILinkContainer, IOwned, IHasID, IEventProvider, ILinkContainerEvent, IVerifiable

#### Inherited Members

LinkContainer.SetModified(), LinkContainer.raise\_OnUpdating(object, LinkEventArgs), LinkContainer.raise\_OnUpdate(object, LinkEventArgs), LinkContainer.raise\_OnDestroying(object, LinkEventArgs), LinkContainer.raise\_OnDestroy(object, LinkEventArgs), LinkContainer.raise\_OnAdded(object, AddToDocEventArgs), LinkContainer.raise\_OnRemoved(object, RemoveFromDocEventArgs), LinkContainer.GetTargetListForUpdate(), LinkContainer.SkipUpdateObjectImpl(), LinkContainer.Initialize(Unit.ConvertFactor), LinkContainer.SetFlagWhenXMLFile(string, bool), LinkContainer.IsSerializableEvent(Delegate), LinkContainer.CustomGetObjectData(SerializationInfo, StreamingContext), LinkContainer.GetSerializedData(SerializationInfo, StreamingContext), LinkContainer.LinkRequestUpdating(object, LinkEventArgs), LinkContainer.LinkRequestUpdate(object, LinkEventArgs), LinkContainer.LinkRequestDestroying(object, LinkEventArgs), LinkContainer.LinkRequestDestroy(object, LinkEventArgs), LinkContainer.LinkAddedToDocument(object, AddToDocEventArgs), LinkContainer.LinkRemovedFromDocument(object, RemoveFromDocEventArgs), LinkContainer.OnLinkReserved(ILink, object, EventArgs), LinkContainer.CanBeDestroy(object), LinkContainer.DisposeManagedResources(), LinkContainer.SetContainer(IOwned, bool), LinkContainer.OnChildUpdated(object, LinkEventArgs), LinkContainer.OnContainerDestroy(object, LinkEventArgs), LinkContainer.OnDeserialization(object), LinkContainer.Verify(VerifiedResult), LinkContainer.GetCopy(object), LinkContainer.Dispose(bool), LinkContainer.ClearChildInfoBeforeDeserialize, LinkContainer.Container, LinkContainer.Owner, LinkContainer.Document, LinkContainer.ID, LinkContainer.IsChildExternable, LinkContainer.IsExternable, LinkContainer.OnRemoved, LinkContainer.OnAdded, LinkContainer.OnDestroy, LinkContainer.OnDestroying, LinkContainer.OnUpdate, LinkContainer.OnUpdating, [LinkableBase.OnDeserialization(object)](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/Pre/Data/VM.Models.Pre/Models/LinkableBase.cs), ObservableObject.Dispose(), ObservableObject.RaisePropertyChanged(string), ObservableObject.RaisePropertyChanged(string, object, object), ObservableObject.Dispose(bool), ObservableObject.DisposeManagedResources(), ObservableObject.DisposeUnmanagedResources(), ObservableObject.IsDisposed, ObservableObject.TryDisposing, ObservableObject.Disposed, ObservableObject.Disposing, ObservableObject.PropertyChanged

#### Extension Methods

[LinkPropertyItemCache.GetLinkProperties(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkProperties_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkPropertiesAndValues(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkPropertiesAndValues_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkedObjects&lt;T&gt;(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_)

## Constructors

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase__ctor"></a> SectionGeometryBase()

Initializes a new instance of the  class.

```csharp
public SectionGeometryBase()

```

## Properties

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_Eccentricity"></a> Eccentricity

Gets or sets the eccentricity.

```csharp
public virtual Variable Eccentricity { get; set; }

```

#### Property Value

Variable

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_Length"></a> Length

Gets or sets the length.

```csharp
public virtual Variable Length { get; set; }

```

#### Property Value

Variable

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_TypeOfGeometry"></a> TypeOfGeometry

Gets the type of geometry.

```csharp
public abstract SectionGeometryBase.GeometryType TypeOfGeometry { get; }

```

#### Property Value

[SectionGeometryBase](VM.Managed.DAFUL.GearTrain.SectionGeometryBase.md).[GeometryType](VM.Managed.DAFUL.GearTrain.SectionGeometryBase.GeometryType.md)

## Methods

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_GetBottomAndTopPosition_VM_Managed_VectorBase_VM_Managed_VectorBase__VM_Managed_VectorBase__"></a> GetBottomAndTopPosition(VectorBase, ref VectorBase, ref VectorBase)

Gets the bottom and top position.

```csharp
public void GetBottomAndTopPosition(VectorBase vecOffsetDirection, ref VectorBase vecTop, ref VectorBase vecBottom)

```

#### Parameters

`vecOffsetDirection` VectorBase

The offset direction.

`vecTop` VectorBase

The vec top.

`vecBottom` VectorBase

The vec bottom.

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_GetBuilder_VM_Managed_CAD_BuilderColor_VM_Managed_VectorBase_"></a> GetBuilder(BuilderColor, VectorBase)

Gets the builder.

```csharp
public abstract Builder GetBuilder(BuilderColor color, VectorBase vecOffsetDirection)

```

#### Parameters

`color` BuilderColor

The color.

`vecOffsetDirection` VectorBase

The offset direction.

#### Returns

Builder

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_GetFactorForLength"></a> GetFactorForLength()

```csharp
protected double GetFactorForLength()

```

#### Returns

double

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_GetGeomInfo"></a> GetGeomInfo()

Gets the geom information.

```csharp
public abstract double[] GetGeomInfo()

```

#### Returns

double\[\]

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_GetLengthAndHeight_System_Double__System_Double__"></a> GetLengthAndHeight(ref double, ref double)

Gets the start and end point.

```csharp
public virtual void GetLengthAndHeight(ref double dLength, ref double dHeight)

```

#### Parameters

`dLength` double

Length of the d.

`dHeight` double

Height of the d.

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_GetNewStartPointWithEccentricity_VM_Managed_PointBase_VM_Managed_VectorBase_"></a> GetNewStartPointWithEccentricity(PointBase, VectorBase)

Get new start point with eccentricity

```csharp
public PointBase GetNewStartPointWithEccentricity(PointBase ptStartPoint, VectorBase vecEccentricDirection)

```

#### Parameters

`ptStartPoint` PointBase

The old start point

`vecEccentricDirection` VectorBase

The eccentric direction

#### Returns

PointBase

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_GetNewStartPointWithEccentricity_VM_Managed_VectorBase_VM_Managed_VectorBase_"></a> GetNewStartPointWithEccentricity(VectorBase, VectorBase)

Get new start point with eccentricity

```csharp
public VectorBase GetNewStartPointWithEccentricity(VectorBase vecStartPoint, VectorBase vecEccentricDirection)

```

#### Parameters

`vecStartPoint` VectorBase

The old start point

`vecEccentricDirection` VectorBase

The eccentric direction

#### Returns

VectorBase

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_GetSectionBuilder_System_Double_System_Collections_Generic_List_VM_Managed_Vector__"></a> GetSectionBuilder(double, List&lt;Vector&gt;)

Gets the section builder.

```csharp
public virtual Builder[] GetSectionBuilder(double dSegLen, List<Vector> lstGearSection)

```

#### Parameters

`dSegLen` double

Length of the d seg.

`lstGearSection` List&lt;Vector&gt;

The LST gear section.

#### Returns

Builder\[\]

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_GetSectionBuilderCore_System_Double_System_Collections_Generic_List_VM_Managed_Vector__"></a> GetSectionBuilderCore(double, List&lt;Vector&gt;)

Gets the section builder core.

```csharp
protected List<Vector> GetSectionBuilderCore(double dSegLen, List<Vector> lstSection)

```

#### Parameters

`dSegLen` double

Length of the d seg.

`lstSection` List&lt;Vector&gt;

The LST section.

#### Returns

List&lt;Vector&gt;

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_GetSectionName_VM_Managed_DAFUL_GearTrain_HiddenShaftSetDocument_System_String_System_Int32_"></a> GetSectionName(HiddenShaftSetDocument, string, int)

Gets the name of the section.

```csharp
protected string[] GetSectionName(HiddenShaftSetDocument hiddenDoc, string strName, int nNum)

```

#### Parameters

`hiddenDoc` [HiddenShaftSetDocument](VM.Managed.DAFUL.GearTrain.HiddenShaftSetDocument.md)

The hidden document.

`strName` string

Name of the string.

`nNum` int

The n number.

#### Returns

string\[\]

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_GetSectionPoint_System_Double_System_Collections_Generic_List_VM_Managed_Vector__System_Collections_Generic_List_VM_Managed_Vector__"></a> GetSectionPoint(double, List&lt;Vector&gt;, List&lt;Vector&gt;)

Gets the section point.

```csharp
public Vector[] GetSectionPoint(double dSegLen, List<Vector> lstDoubleSection, List<Vector> lstSingleSection)

```

#### Parameters

`dSegLen` double

Length of the d seg.

`lstDoubleSection` List&lt;Vector&gt;

The LST double section.

`lstSingleSection` List&lt;Vector&gt;

The LST single section.

#### Returns

Vector\[\]

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_InitChild"></a> InitChild()

Initializes the child.

```csharp
public virtual void InitChild()

```

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_InnerCreateParameter"></a> InnerCreateParameter()

```csharp
protected abstract BuilderParamBase InnerCreateParameter()

```

#### Returns

[BuilderParamBase](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VM.CAD.Builders/VM.CAD.Builders/VMAppCore/BuilderParamBase.cs)

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_InnerFillParameter_VM_CAD_Builders_BuilderParamBase_VM_Managed_CAD_BuilderColor_VM_Managed_VectorBase_"></a> InnerFillParameter(BuilderParamBase, BuilderColor, VectorBase)

```csharp
protected abstract void InnerFillParameter(BuilderParamBase parameter, BuilderColor color, VectorBase vecOffsetDirection)

```

#### Parameters

`parameter` [BuilderParamBase](https://github.com/AnsysVirtualMotion/DAFUL/blob/9110677a5f6a53d7604f8dfd35b4c5fceb59e8e0/DAFUL/ClassicPre/Data/VM.CAD.Builders/VM.CAD.Builders/VMAppCore/BuilderParamBase.cs)

`color` BuilderColor

`vecOffsetDirection` VectorBase

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_OnDeserialization_System_Object_"></a> OnDeserialization(object)

Called when \[deserialization\].

```csharp
protected override void OnDeserialization(object sender)

```

#### Parameters

`sender` object

The sender.

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_SamePositionVector_VM_Managed_VectorBase_VM_Managed_VectorBase_"></a> SamePositionVector(VectorBase, VectorBase)

Whether vectors is same

```csharp
public static bool SamePositionVector(VectorBase vec1, VectorBase vec2)

```

#### Parameters

`vec1` VectorBase

first vector.

`vec2` VectorBase

second vector.

#### Returns

bool

### <a id="VM_Managed_DAFUL_GearTrain_SectionGeometryBase_SplitSectionInfo_VM_Managed_DAFUL_GearTrain_HiddenShaftSetDocument_System_String_System_Int32_"></a> SplitSectionInfo(HiddenShaftSetDocument, string, int)

Splits the section information.

```csharp
public abstract SectionInfo[] SplitSectionInfo(HiddenShaftSetDocument hiddenDoc, string strName, int nNumber)

```

#### Parameters

`hiddenDoc` [HiddenShaftSetDocument](VM.Managed.DAFUL.GearTrain.HiddenShaftSetDocument.md)

The hidden document.

`strName` string

Name of the string.

`nNumber` int

The n number.

#### Returns

[SectionInfo](VM.Managed.DAFUL.GearTrain.SectionInfo.md)\[\]