![[ Substance 3D Painter ] How to add materials to the ID Map directly on the viewport](https://www.plamophy.com/wp-content/uploads/substance3dpainter-ec-painting-filllayer-id-map-01.png)
Once you have baked the ID Map, you can add materials from Assets to the ID Map directly in the viewport.
Additionally, masks are created automatically, saving you time.
In this article, I would like to see how to add materials from Assets to the ID Map directly on the viewport.
For more information on how to bake ID Maps, please refer to this page.
How to add materials to the ID Map directly on the viewport

- Select [ materials ] from [ Assets ].
- Drag and drop any material while holding down the [ Ctrl ] key.
- A fill layer is created in the [ Layers ] window with the ID Map color automatically picked.
Summary
We have confirmed how to add materials from Assets directly to the ID Map on the viewport.
Check out how to set up your paintbrush on the next page!
Next page Let’s go!
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