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 # Class LeafBeamGroupBuilder

 Last update: 16.07.2025 

Namespace: [VM.Builders.Pre.Force](VM.Builders.Pre.Force.md)  
Assembly: VM.Operations.Pre.Force.dll

```csharp
public class LeafBeamGroupBuilder : BuilderBeamGroupMultiplePoints, IBuilder

```

#### Inheritance

[object](https://learn.microsoft.com/dotnet/api/system.object) ← BuilderBase<BeamGroup> ← BuilderSymmetric<BeamGroup> ← BuilderNamed<BeamGroup> ← BuilderBeamGroupMultiplePointsBase<BeamGroup> ← BuilderBeamGroupMultiplePoints ← [LeafBeamGroupBuilder](VM.Builders.Pre.Force.LeafBeamGroupBuilder.md)

#### Implements

IBuilder

#### Inherited Members

BuilderBeamGroupMultiplePointsBase<BeamGroup>.Validate(IList<string>), BuilderBeamGroupMultiplePointsBase<BeamGroup>.OnPostBuild(ObjectBase, Document), BuilderBeamGroupMultiplePointsBase<BeamGroup>.GetBeamGroupBodyName(Document, string, int), BuilderBeamGroupMultiplePointsBase<BeamGroup>.SetInputResultData(), BuilderBeamGroupMultiplePointsBase<BeamGroup>.BeamGroupInfo, BuilderBeamGroupMultiplePointsBase<BeamGroup>.BeamCrossSection, BuilderBeamGroupMultiplePointsBase<BeamGroup>.NoOfElements, BuilderBeamGroupMultiplePointsBase<BeamGroup>.MaterialProperty, BuilderBeamGroupMultiplePointsBase<BeamGroup>.Color, BuilderBeamGroupMultiplePointsBase<BeamGroup>.AddToDoc, BuilderBeamGroupMultiplePointsBase<BeamGroup>.m\_bldrBeamInfoAry, BuilderBeamGroupMultiplePointsBase<BeamGroup>.UseCustomize, BuilderBeamGroupMultiplePointsBase<BeamGroup>.ResultBeamGroup, BuilderBeamGroupMultiplePointsBase<BeamGroup>.ResultSolidBodies, BuilderNamed<BeamGroup>.OnPostBuild(ObjectBase, Document), BuilderNamed<BeamGroup>.CheckUnit(Document3D, Document3D, string), BuilderNamed<BeamGroup>.Name, BuilderSymmetric<BeamGroup>.Build(Document), BuilderSymmetric<BeamGroup>.Symmetric, BuilderSymmetric<BeamGroup>.CurrentSymmetric, BuilderBase<BeamGroup>.m\_bSuccess, BuilderBase<BeamGroup>.Build(Document), BuilderBase<BeamGroup>.Build(Document, List<string>), BuilderBase<BeamGroup>.Validate(IList<string>), BuilderBase<BeamGroup>.Success(), BuilderBase<BeamGroup>.OnPostBuild(ObjectBase, Document), BuilderBase<BeamGroup>.OnFinalBuild(string, Document), BuilderBase<BeamGroup>.OnObjectChangeBuild(string, Document), BuilderBase<BeamGroup>.OnPostAddDoc(ObjectBase), BuilderBase<BeamGroup>.Parameters, BuilderBase<BeamGroup>.AddToDoc, BuilderBase<BeamGroup>.UseChangedObject, BuilderBase<BeamGroup>.SetPointKey, BuilderBase<BeamGroup>.BuildObject, BuilderBase<BeamGroup>.BuildDocument, BuilderBase<BeamGroup>.UseInterface, BuilderBase<BeamGroup>.ErrorMessage

#### 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<T>(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_)

## Constructors

### LeafBeamGroupBuilder(Leaf, LeafInfo, Vector\[\], TMatrix, bool)

```csharp
public LeafBeamGroupBuilder(Leaf leaf, LeafInfo leafInfo, Vector[] positions = null, TMatrix repositionMatrix = default, bool useCustomize = false)

```

#### Parameters

`leaf` Leaf

`leafInfo` LeafInfo

`positions` Vector\[\]

`repositionMatrix` TMatrix

`useCustomize` [bool](https://learn.microsoft.com/dotnet/api/system.boolean)

## Properties

### Leaf

```csharp
public Leaf Leaf { get; }

```

#### Property Value

Leaf

### LeafInfo

```csharp
public LeafInfo LeafInfo { get; }

```

#### Property Value

LeafInfo

### Positions

```csharp
public Vector[] Positions { get; }

```

#### Property Value

Vector\[\]

### RepositionMatrix

```csharp
public TMatrix RepositionMatrix { get; }

```

#### Property Value

TMatrix

## Methods

### GetBeamGroupBodyName(Document, string, int)

```csharp
protected override string GetBeamGroupBodyName(Document document, string beamGroupName, int index)

```

#### Parameters

`document` Document

`beamGroupName` [string](https://learn.microsoft.com/dotnet/api/system.string)

`index` [int](https://learn.microsoft.com/dotnet/api/system.int32)

#### Returns

[string](https://learn.microsoft.com/dotnet/api/system.string)

### SetInputResultData()

```csharp
protected override bool SetInputResultData()

```

#### Returns

[bool](https://learn.microsoft.com/dotnet/api/system.boolean)