> For the complete documentation index, see [llms.txt](https://kinematicsoup.gitbook.io/reactor/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kinematicsoup.gitbook.io/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.pxqueryfiltercallback.md).

# Class pxQueryFilterCallback

Namespace: [KS.Reactor.Server.PhysX](/reactor/api-reference/ks.reactor.server.physx.md)\
Assembly: KSReactor.dll

```csharp
public class pxQueryFilterCallback : UnmanagedPtr
```

#### Inheritance

[object](https://learn.microsoft.com/dotnet/api/system.object) ← [UnmanagedPtr](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.unmanagedptr.md) ← [pxQueryFilterCallback](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.pxqueryfiltercallback.md)

#### Inherited Members

[UnmanagedPtr.Find\<T>(IntPtr)](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.unmanagedptr.md#KS_Reactor_Server_PhysX_UnmanagedPtr_Find__1_System_IntPtr_), [UnmanagedPtr.SetUnmanagedPtr(IntPtr, UnmanagedPtr.ReleaseCallback)](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.unmanagedptr.md#KS_Reactor_Server_PhysX_UnmanagedPtr_SetUnmanagedPtr_System_IntPtr_KS_Reactor_Server_PhysX_UnmanagedPtr_ReleaseCallback_), [UnmanagedPtr.Release()](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.unmanagedptr.md#KS_Reactor_Server_PhysX_UnmanagedPtr_Release), [UnmanagedPtr.UserData](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.unmanagedptr.md#KS_Reactor_Server_PhysX_UnmanagedPtr_UserData), [object.Equals(object)](https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals\(system-object\)), [object.Equals(object, object)](https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals\(system-object-system-object\)), [object.GetHashCode()](https://learn.microsoft.com/dotnet/api/system.object.gethashcode), [object.GetType()](https://learn.microsoft.com/dotnet/api/system.object.gettype), [object.MemberwiseClone()](https://learn.microsoft.com/dotnet/api/system.object.memberwiseclone), [object.ReferenceEquals(object, object)](https://learn.microsoft.com/dotnet/api/system.object.referenceequals), [object.ToString()](https://learn.microsoft.com/dotnet/api/system.object.tostring)

## Constructors

### pxQueryFilterCallback() <a href="#ks_reactor_server_physx_pxqueryfiltercallback__ctor" id="ks_reactor_server_physx_pxqueryfiltercallback__ctor"></a>

```csharp
public pxQueryFilterCallback()
```

## Methods

### CreateQueryFilter() <a href="#ks_reactor_server_physx_pxqueryfiltercallback_createqueryfilter" id="ks_reactor_server_physx_pxqueryfiltercallback_createqueryfilter"></a>

```csharp
protected virtual void CreateQueryFilter()
```

### PostFilter(pxFilter, QueryHitPtr) <a href="#ks_reactor_server_physx_pxqueryfiltercallback_postfilter_ks_reactor_server_physx_pxfilter_ks_reactor" id="ks_reactor_server_physx_pxqueryfiltercallback_postfilter_ks_reactor_server_physx_pxfilter_ks_reactor"></a>

```csharp
public virtual pxQueryHitType PostFilter(pxFilter filter, pxQueryFilterCallback.QueryHitPtr queryHitPtr)
```

#### Parameters

`filter` [pxFilter](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.pxfilter.md)

`queryHitPtr` [pxQueryFilterCallback](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.pxqueryfiltercallback.md).[QueryHitPtr](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.pxqueryfiltercallback/ks.reactor.server.physx.pxqueryfiltercallback.queryhitptr.md)

#### Returns

[pxQueryHitType](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.pxqueryhittype.md)

### PreFilter(pxFilter, pxShape, pxRigidActor, ref pxHitFlags) <a href="#ks_reactor_server_physx_pxqueryfiltercallback_prefilter_ks_reactor_server_physx_pxfilter_ks_reactor" id="ks_reactor_server_physx_pxqueryfiltercallback_prefilter_ks_reactor_server_physx_pxfilter_ks_reactor"></a>

```csharp
public virtual pxQueryHitType PreFilter(pxFilter filter, pxShape shape, pxRigidActor actor, ref pxHitFlags queryFlags)
```

#### Parameters

`filter` [pxFilter](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.pxfilter.md)

`shape` [pxShape](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.pxshape.md)

`actor` [pxRigidActor](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.pxrigidactor.md)

`queryFlags` [pxHitFlags](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.pxhitflags.md)

#### Returns

[pxQueryHitType](/reactor/api-reference/ks.reactor.server.physx/ks.reactor.server.physx.pxqueryhittype.md)

### ReleaseQueryFilter(IntPtr) <a href="#ks_reactor_server_physx_pxqueryfiltercallback_releasequeryfilter_system_intptr" id="ks_reactor_server_physx_pxqueryfiltercallback_releasequeryfilter_system_intptr"></a>

```csharp
protected static extern void ReleaseQueryFilter(IntPtr ptr)
```

#### Parameters

`ptr` [IntPtr](https://learn.microsoft.com/dotnet/api/system.intptr)