# `Common.Message.HilOpticalFlow`
[🔗](https://github.com/fancydrones/xmavlink/blob/main/lib/common.ex#L6201)

# `t`

```elixir
@type t() :: %Common.Message.HilOpticalFlow{
  distance: Float32,
  integrated_x: Float32,
  integrated_xgyro: Float32,
  integrated_y: Float32,
  integrated_ygyro: Float32,
  integrated_zgyro: Float32,
  integration_time_us: XMAVLink.Types.uint32_t(),
  quality: XMAVLink.Types.uint8_t(),
  sensor_id: XMAVLink.Types.uint8_t(),
  temperature: XMAVLink.Types.int16_t(),
  time_delta_distance_us: XMAVLink.Types.uint32_t(),
  time_usec: XMAVLink.Types.uint64_t()
}
```

Simulated optical flow from a flow sensor (e.g. PX4FLOW or optical mouse sensor)

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*Consult [api-reference.md](api-reference.md) for complete listing*