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 # Class MeshFreeOpUtil

 Last update: 09.03.2026 

<a id="VM_Managed_DAFUL_MeshFree_Operation_MeshFreeOpUtil"></a>

Namespace: [VM.Managed.DAFUL.MeshFree.Operation](VM.Managed.DAFUL.MeshFree.Operation.md)  
Assembly: VMOpMeshFree.dll

The common utility for MeshFree operation

```csharp
public static class MeshFreeOpUtil

```

#### Inheritance

object ← [MeshFreeOpUtil](VM.Managed.DAFUL.MeshFree.Operation.MeshFreeOpUtil.md)

#### 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_)

## Methods

### <a id="VM_Managed_DAFUL_MeshFree_Operation_MeshFreeOpUtil_CheckLumpCountOfSolidBodies_VM_Managed_Document_"></a> CheckLumpCountOfSolidBodies(Document)

Check whether has only 1 lump for all SolidBodies in document

```csharp
public static bool CheckLumpCountOfSolidBodies(Document doc)

```

#### Parameters

`doc` Document

Document to check SolidBody

#### Returns

bool

Whether has only 1 lump for all SolidBodies

### <a id="VM_Managed_DAFUL_MeshFree_Operation_MeshFreeOpUtil_CheckMaterialOfSolidBodies_VM_Managed_Document_"></a> CheckMaterialOfSolidBodies(Document)

Check whether set a Material for all SolidBodies in document

```csharp
public static bool CheckMaterialOfSolidBodies(Document doc)

```

#### Parameters

`doc` Document

Document to check SolidBody

#### Returns

bool

Whether exist material for all SolidBodies