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# MTLIntersectionFunctionTableDescriptor

A specification of how to create an intersection function table.

```
class MTLIntersectionFunctionTableDescriptor
```

## Topics

### Creating an intersection function table descriptor

[`intersectionFunctionTableDescriptor`](/documentation/Metal/MTLIntersectionFunctionTableDescriptor/intersectionFunctionTableDescriptor)

Creates an intersection function table descriptor.

### Configuring the table’s size

[`functionCount`](/documentation/Metal/MTLIntersectionFunctionTableDescriptor/functionCount)

The number of entries in the intersection function table.


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