| rendererGroup | The BatchRendererGroup to cull. |
| cullingContext | Provides read-only information about the culling request (like visibility culling planes) that the callback can use to determine visible instances. |
| cullingOutput | The target that the callback should write resulting draw commands. |
| userContext | An optional pointer to custom data that you can associate with the BatchRendererGroup. |
剔除回调函数。
For more information, see BatchRendererGroup.