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# Problem
[3D Tiles](https://github.com/CesiumGS/3d-tiles) is an open standard developed to solve the problem of efficiently streaming massive geospatial models over the internet for rendering. It en…
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**Describe the bug**
At least on import, 3D geometries of reaches and reach points levels are not synchronized which can quickly lead to data inconsistencies.
![image](https://github.com/user-atta…
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# Triply Use Case 1: Support for GLTF and other 3D formats
## Description
There is good support for 3D objects in BIM tools, and there is good support for geo data in GeoSPARQL triple stores. Bu…
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# Use Case Municipality Rotterdam 2
## Digital Building Permit Checking based on GeoBIM
When developing a new building, it is important to determine whether the design complies with the regulati…
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Typically the spaces of an IFC building model are separated by the physical elements bounding them. Still it would be useful to aggregate space geometries as if they were touching. This could be accom…
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Is it possible to support 3D geometries with an optional `z` / `altitude` / `elevation` coordinate?
This is now supported by the [GeoJSON spec](https://datatracker.ietf.org/doc/rfc7946/).
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# Use Case ONTO3
## Minimum and Maximum Depth
As a GeoSPARQL data user I would like to assess if a given 3D geometry is of specified minimum or maximum depth (Z extent).
Examples: A roof (with…
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Hello,
Astra offers a 2D-FBP algorithm for parallel beam data, however, FBP is not supported for the 'parallel3d' nor 'parallel3d_vec' geometry.
The documentation has a page "https://www.astra-…
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Hi, I want to build to windows but I got an error in building.
Here's the log :
```
Configuring for python 3.7...
-- Selecting Windows SDK version 10.0.19041.0 to target Windows 10.0.19042.
--…
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* Alpha Shape Toolbox version: 1.3.1
* Python version: 3.8.18
* Operating System: Ubuntu 22.04.5 LTS
### Description
I've been trying to use the alphashape optimizer built into alphashape with a…