# HOOPS stream caching XML loading mode, how to set up to load only the part that can be seen？

**URL:** <https://forum.techsoft3d.com/t/hoops-stream-caching-xml-loading-mode-how-to-set-up-to-load-only-the-part-that-can-be-seen/3314>\
**Category:** HOOPS Visualize Web\
**Created:** [March 1, 2024, 3:13am UTC](https://forum.techsoft3d.com/t/hoops-stream-caching-xml-loading-mode-how-to-set-up-to-load-only-the-part-that-can-be-seen/3314 "2024-03-01T03:13:39Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![tino](https://avatars.discourse-cdn.com/v4/letter/t/9dc877/32.png) [@tino](https://forum.techsoft3d.com/u/tino)\
**Post date:** [March 5, 2024, 5:17pm UTC](https://forum.techsoft3d.com/t/hoops-stream-caching-xml-loading-mode-how-to-set-up-to-load-only-the-part-that-can-be-seen/3314/5 "2024-03-05T17:17:45Z")

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Hello @Rui.Zhang03,

It looks like you had asked a similar question. Our response is likewise similar:

> [@Loading stream model with cutoffscale](https://forum.techsoft3d.com/t/loading-stream-model-with-cutoffscale/3320/3):
>
> Hello @Rui.Zhang03, It is okay to only provide the bounding box information at the part level – if you’d rather not convert the assembly in order to better manage hardware resources such as RAM. For clarity, the part in question in this case is the one referenced with \<ExternalModel/\> as stated in [point #10 in our docs](https://docs.techsoft3d.com/communicator/latest/prog_guide/viewing/data_model/stream_cache/shattered-workflows.html#xml-format). If you find that using cutoff scale is not working as expected, our recommendation would be to create a support ticket in our portal. As it is likely that we will need the so…

Thanks,  
Tino

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