Large Toposolid files in Revit 2026

Large Toposolid files in Revit 2026

Tino_Freitas
Contributor Contributor
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Large Toposolid files in Revit 2026

Tino_Freitas
Contributor
Contributor

Hello Forma Community,

 

I've been using your product a lot since its release and now that we are starting to use Revit 2026 noticed that the toposolids exported from Forma are gigantic. Is there anyway we can simplify the number of points so we can get a smaller file? I know that as part of the 2026 release there is greater accuracy with toposolids but they are 10x larger than in 2025.

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Message 2 of 4

jesper.staahl
Autodesk
Autodesk
Accepted solution

Hey! So this is the flip side of the coin when two worlds meet, on the one hand Forma Contextual data wants to offer up the most precise data available in any given region, and you scored some high-quality topographic data. Yay! Right? The cost of high-quality topographic data is ofcourse, a lot of points. 

 

Revit on the other hand, as of 2026, did as you said make some changes, where in the past it was a little too agressive in simplifying toposolids, and it now offers greater accuracy with toposolids. that's also great, but we are then running into the issue you have here. 

 

Luckily the solution exists: You can use the Simplify Topography workflow in Revit to decrease the number of points so you get a smaller file. Hope that solves your needs!

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Message 3 of 4

Tino_Freitas
Contributor
Contributor

Thank you Jesper I guess we can't have the best of both worlds. Can you maybe add that option to the typical settings when you "Send to Revit"? 

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Message 4 of 4

jesper.staahl
Autodesk
Autodesk

I'll get the feedback logged with the Dev team for sure. 

 

Have a great one 😀

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