Consider an example of limited area of visual attention to be around the size of a mobile phone, so anything bigger, at arm's-length, is too big to be seen as a whole.
Some, using often self-taught scanning methods, learn to put all the pieces together to form a reasonable picture, which can be good enough to not get lost or trip over things.
So, when the person with simultanagnostic vision is going through this reception, what they must do is put together lots of smaller pieces of visual information...
This illustration is not going to be what the image looks like in the person's head, but it is illustrative of all the different single elements that have to be pieced together to make a meaningful whole.
The desk is easy, it is fixed and bold, and can be memorised. The people moving however present more of a challenge, and every visit to the sports centre reception is going to have different variables, that need to be mapped and quickly put together, to avoid walking into anyone.
In profoundly disabled people, Incomplete Pictures may come across, in addition to the above as:
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