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UI3 Quick Guide
Quick Guide for the Arch Viz UI3 User Interface available on FAB and the Unreal Marketplace.
Content:
Installation
Open the Epic Games Launcher where you will find the ArchViz User Interface 3 after buying in on FABClick Create Project to download the latest version and install it. This may take a while.

Migrate To Your Project
Open the UI3 project and use the Migrate function in the content browser to copy the UI3 to your own project. The UI folder contains all the blueprints and widgets for the interface to function. Or you can migrate the entire ArchVizUI_V3 project to use the assets coming with it.
World Settings - Game Mode
Set the Game Mode Override in the World Settings. Choose one of the four SDot UI3 Game Modes from the list based on your project's needs.
Info Map - General Settings
The blueprint BP_SDOTUI3_InfoMap needs to be placed in the main (non-streaming) level of your scene. It contains most of the data to run the UI.Floorplan
Add a floorplan in the floorplan section, use the Floorplan Scale to adjust its size. Then align it to the building. Use a white texture if no floorplan is available.
UI Preset
Choose a preset from the list and click the Apply Preset to apply some use-specific settings to the project.
Streaming Levels
Add the exact names of streaming levels to this list.
It's recommended to split the scene content into sub levels, like 'furniture' or 'decoration' for trouble shooting and more.

UI Features
UI features are added in the Feature Panels array.
Some features can be placed more than once and need the Feature ID to identify them. The ID is usually the Row Name of the feature's data table.
In older version features were defined in arrays and not data tables. In that case the Feature ID is the array ID.

Scene Settings
Most App Settings can be changed with a slider during the walkthrough. The slider values are stored in the datatable assigned to DT Settings.The Default Value will be applied at app start if the box for Load Default is ticked.
In earlier versions the slider values are stored in Slider Value arrays and the default is always loaded.

Edit Mode
Individual assets can be edited one by one.
The latest version allows to change materials and meshes independently from each other in the same widget.
In older versions, the mesh and material can only be changed together as one choice

Packaging
Run the editor on its own first, without loading a project. This seems to install any missing "pre-requisite" applications.Visual Studio
Install the free Visual Studio Community version from the Microsoft's website. The correct version depending on the engine version is required to package a project
Project Settings / Packaging / Advanced
- List of Maps to include in a packaged built: Add your main level(s) to the list (not the sub levels)
- Additional Non-Asset Directories to Package: Add the movies directory to the list.
Start Packaging from the Platform Menu







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