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 # Interface INodalBody

 Last update: 09.03.2026 

<a id="VM_Models_Pre_INodalBody"></a>

Namespace: [VM.Models.Pre](VM.Models.Pre.md)  
Assembly: VM.Models.Pre.dll

This interface is to represent the object that has the meshes.

```csharp
public interface INodalBody

```

#### 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_)

## Properties

### <a id="VM_Models_Pre_INodalBody_MassCenter"></a> MassCenter

Gets the massCenter.

```csharp
Vector MassCenter { get; }

```

#### Property Value

Vector

## Methods

### <a id="VM_Models_Pre_INodalBody_GetUpdatedPosition_VM_Models_Pre_IObjectBase_VM_Vector__"></a> GetUpdatedPosition(IObjectBase, out Vector)

Gets updated position.

```csharp
bool GetUpdatedPosition(IObjectBase reference, out Vector pos)

```

#### Parameters

`reference` [IObjectBase](VM.Models.Pre.IObjectBase.md)

The reference entity.

`pos` Vector

The updated position.

#### Returns

bool

The success flag

### <a id="VM_Models_Pre_INodalBody_InstantiateForDesignEntity_VM_Models_Pre_IDesignSubEntity_VM_Models_Pre_IObjectBase_VM_TMatrix__System_Double__"></a> InstantiateForDesignEntity(IDesignSubEntity, IObjectBase, out TMatrix, out double)

Instantiate for design entity.

```csharp
bool InstantiateForDesignEntity(IDesignSubEntity designSubEntity, IObjectBase reference, out TMatrix matrixT, out double scale)

```

#### Parameters

`designSubEntity` [IDesignSubEntity](VM.Models.Pre.IDesignSubEntity.md)

The design sub-entity

`reference` [IObjectBase](VM.Models.Pre.IObjectBase.md)

The reference

`matrixT` TMatrix

The matrix

`scale` double

The scale

#### Returns

bool

The success flag