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Developer forum
GDL coding questions, Python and add-on development using the API Dev Kit.

Forum Posts

Using the Development Kit with Visual Studio 2022

Hi everyone, In the last couple of weeks we got several questions regarding Visual Studio 2022 and the API DevKit. If you try to use VS 2022 to build your AddOns, you have to keep in mind a few things. First, Archicad 25 and Archicad 26 is built with...

Imported attributes are valid only for current instance

Hi, guys!I have a working addon which reads a text file and adds new elements in AC: walls, roofs, etc. with some properties. When I import a wall, for example, a piece of the wall is immediately drawn and I can move and modify it. I can see its prop...

Anonymous by • Not applicable
  • 1412 Views
  • 7 replies
  • 0 likes

Resolved! Element ID and other old Properties

I have quite a simple question. But I really could find a simple solution in the documentation. I have check Element and Memo structure and it's not there.I would like to access element ID and also other Properties which are older than properties lik...

Anonymous by • Not applicable
  • 916 Views
  • 4 replies
  • 0 likes

Resolved! API_CWSegmentType vs. API_CWallSegmentType

Hello dear Archicad forum,Does anyone know why there are two very similar but not quite the same entries for curtain wall segments?:http://archicadapi.Graphisoft.com/documentation/api_cwsegmenttypehttp://archicadapi.Graphisoft.com/documentation/api_c...

Anonymous by • Not applicable
  • 1520 Views
  • 1 replies
  • 0 likes

How to get more 3D faces?

Hi,I can only get the outer surface when I use 3D Manager fuction to get the geometry information of a column or wall.For example, when I create a rectangle column with veneer, I want to get the geometry information of the core only to get the polygo...

leilei by • Enthusiast
  • 1113 Views
  • 0 replies
  • 0 likes

Resolved! Cannot build Element_Test Add-On from Examples (AC 22 Windows)

Hello!When trying to build the example Element_Test (MDID_APICD_ElementManager) with Ctrl+Shift+B I get several errors by Visual Studio coming from an xlocale file (see attachment). I do not have this problem with building any other of the Example ad...

Anonymous by • Not applicable
  • 1640 Views
  • 3 replies
  • 0 likes

Resolved! Detail Marker: "Copy construction elements only" variable

Greetings, any ideas on what variable corresponds the "Copy construction elements only" on detail marker settings? It doesn't seem to be in the API_DetailType structure.What I'm trying to do is set / unset it on element creation. For now though it ju...

Python Add-On plugin

PauperTools is a bridge-based plug-in developed specifically for Archicad architectural design software that allows developers to re-engineer Archicad architectural design software using the Python development language. Let the developers or users of...

Anonymous by • Not applicable
  • 1401 Views
  • 6 replies
  • 0 likes

Resolved! Curtain wall coordinates

Hello Archicad forum,What would be the easiest way to get the corner position coordinates of a curtain wall. For a normal wall I use begC and endC and the width to determine the 4 corner coordinates of a vertical wall. However, I could not determine ...

Anonymous by • Not applicable
  • 1345 Views
  • 4 replies
  • 0 likes

Resolved! Instances/BaseElems

Hello. I want to ask if there is any way to check if an element/body is an instance of another in Archicad 22's API. I have tried many things such as checking Guids of the various components, comparing indexes of polygons. But after much testing, it ...

Anonymous by • Not applicable
  • 1236 Views
  • 7 replies
  • 0 likes

Resolved! Does not work ACAPI_Element_Change, API_ZoneID, poz.

Hello, I can not change the position of the zone stamp.The function itself is executed without errors, but the stamp does not move. The documentation indicated will change. For the experiment, changing the name of the zone and everything works with i...

Anonymous by • Not applicable
  • 1024 Views
  • 3 replies
  • 0 likes

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