Defines whether Unity or the user updates a RayTracingAccelerationStructure. Also provides additional filtering options.
| layerMask | A 32-bit mask that controls which layers a GameObject must be on to add it to the RayTracingAccelerationStructure. | 
| managementMode | An enum that determines whether Unity or the user updates a RayTracingAccelerationStructure. | 
| rayTracingModeMask | An enum that determines the RayTracingModes a Renderer must have in order to add it to the RayTracingAccelerationStructure. | 
| RayTracingAccelerationStructure.Settings | Creates a RayTracingAccelerationStructure.Settings from the given configuration. |