Before asking this question, I did, of course, do some searching. I found a few illustrations, but I’m curious about exactly how this house was made so that I can understand the principle and use it as a model to create similar houses. Thank you for trying to answer.

<r>Greetings!<br/>
<br/>
In the tutorial <URL url="https://www.sweethome3d.com/blog/how-to-create-a-multi-level-home-sh3d/"><s>[url=https://www.sweethome3d.com/blog/how-to-create-a-multi-level-home-sh3d/]</s>“How to Create a Multi-Level Home”<e>[/url]</e></URL> , there's a picture of a beautiful ...

The project’s source code is freely available on GitLab.

Godot 4.4.1

https://gitlab.com/world-theater/tai-chi

[1] You can set a negative elevation to the level. [Elevation] This is how basements are made.

[2] What is actually a roof? You can make it in another program and import it into SH3D. And here you can rotate it and place it.

<r>If it's still relevant.<br/>
<br/>
I use Sweet Home 3D to create games.
<LIST><s>[list]</s><LI><s>[*]</s><URL url="https://sweethome3d.com/support/forum/viewthread_thread,12288#57387"><s>[url=https://sweethome3d.com/support/forum/viewthread_thread,12288#57387]</s>The tennis court<e>[/url]</e ...

<r>I'm exploring the possibility of using Sweet Home 3D to create games.<br/>

<LIST type="decimal"><s>[list=1]</s><LI><s>[*]</s><B><s>[b]</s>Courtyard (pool) — “SwimmingPool”<e>[/b]</e></B> (<URL url="https://www.sweethome3d.com/blog/2014/09/04/how_to_design_a_swimming_pool.html"><s>[url=https ...

<r>Maybe this will be of interest to someone here. Trying to make <URL url="https://godotforums.org/d/33978-new-addon-for-blocking-in-3d-levels"><s>[url=https://godotforums.org/d/33978-new-addon-for-blocking-in-3d-levels]</s>a constructor in the game engine to create buildings<e>[/url]</e></URL> and ...

glTF is, in fact, a new standard for transferring models between 3D modeling programs and game engines.

<r>Huge thanks for the detailed answer!<br/>
<br/>
I am studying game development. I have Blender as my "standardization stage". First all models are loaded into it, and then into the game engine — <URL url="https://godotengine.org/"><s>[url=https://godotengine.org/]</s>Godot 4<e>[/url]</e></URL ...

<r>Greetings!<br/>
<br/>
Is it possible to add export to <URL url="https://www.khronos.org/gltf/"><s>[url=https://www.khronos.org/gltf/]</s>glTF format<e>[/url]</e></URL> ? If, in addition, the walls and furniture could be separated (would be in different groups — "Collections" in Blender) — that ...