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Bas Relief

by guillaume_bissieres·Modeling

Images © guillaume_bissieres. Used for product review; image policy.

Why we like it

Bas Relief earns its place in the blender_extensions library by packaging the full relief workflow — displaced mesh, PBR texture, and depth map render — behind a handful of N Panel buttons, with the AI Height Map Generator offered as a separate download.

What is Bas Relief?

Bas Relief is a Blender add-on for turning images into displaced relief meshes from inside the 3D Viewport. Working from the Bas Relief tab in the N Panel, you click Import Image to load a PNG, JPG, BMP or TIFF, then Run Bas Relief to create a subdivided plane with a Displace modifier configured from that image. The plane matches the source aspect ratio automatically, and Subdivision Cuts, Subsurf Levels and Displace Strength are adjustable in the Adjust Last Operation panel.

Beyond the mesh, Create Texture builds a PBR material with an Image Texture node, while Create Depth Map sets up an orthographic camera, a Suzanne preview mesh and the Depth_Map_Comp_GN compositor node group at 500×500 and 16-bit depth. Two display options set Display Device to Display P3 and View Transform to Raw before you Render and Save the result.

Each Run Bas Relief click produces an independent plane with a uniquely named texture, so multiple reliefs coexist in one project. An optional AI-powered Height Map Generator built on the MiDaS model is available as a separate download from the developer's GitHub repository. The extension is released under the GNU General Public License v3.0 or later.

Who is Bas Relief best for?

Bas Relief is best for blender artists creating relief meshes and depth maps from reference images.

How much does Bas Relief cost?

Bas Relief is completely free to download and use.

Key features

  • Run Bas Relief creates a subdivided plane with an automatically configured Displace modifier that matches the source image's aspect ratio
  • Adjust Last Operation panel exposes Subdivision Cuts, Subsurf Levels and Displace Strength
  • Create Texture builds a PBR material with an Image Texture node and assigns it to the relief mesh
  • Create Depth Map sets up an orthographic camera, a Suzanne preview mesh and the Depth_Map_Comp_GN compositor node group at 500×500, 16-bit
  • Display options set Display Device to Display P3 and View Transform to Raw for depth output
  • Multi-relief support gives each Run Bas Relief click an independent plane with a uniquely named texture (HeightMap.001, HeightMap.002…)
  • Accepts PNG, JPG, BMP and TIFF images as the displacement source

Tags

#Blender#Bas Relief#Depth Map#Displacement#Compositing#PBR Material#Modeling

Frequently asked questions

Does Bas Relief work with Blender 4.2?

Bas Relief is compatible with Blender 4.2 LTS and newer, so it runs on the current LTS release and later builds. After installing it from Blender Extensions and enabling the add-on in Edit > Preferences > Add-ons, you access it from the Bas Relief tab in the N Panel (Sidebar) of the 3D Viewport. The extension requires no special permissions and is distributed under the GNU General Public License v3.0 or later. For the latest compatibility and version details, check the developer's page linked with this listing.

How do I install the Height Map Generator for Bas Relief?

Bas Relief on Blender Extensions contains the relief tools only. The Height Map Generator is a separate download from the developer's GitHub repository. After installing Bas Relief, download the latest Height Map Generator release, then in Blender open Edit > Preferences > Add-ons > Install from Disk and select the ZIP. Enable it, open its preferences and install the required libraries — torch, torchvision, opencv-python, Pillow and numpy — directly from the panel, with no terminal needed. PyTorch is roughly 800 MB, so a stable internet connection helps during setup.

What image formats can Bas Relief use as a displacement source?

Bas Relief accepts PNG, JPG, BMP and TIFF images as the displacement source. Click Import Image in the Bas Relief tab and select your file, then Run Bas Relief creates a subdivided plane with a Displace modifier configured from that image. The plane's aspect ratio automatically matches the source rather than forcing a square. From there you can fine-tune Subdivision Cuts, Subsurf Levels and Displace Strength in the Adjust Last Operation panel to control mesh density, smoothness and relief depth.

Is Bas Relief free to use?

Bas Relief is listed as free here and is distributed under the GNU General Public License v3.0 or later. It installs directly from Blender Extensions and requires no special permissions. The optional Height Map Generator is a separate download from the developer's GitHub repository, and its Python dependencies can be installed from the add-on preferences panel. For current licensing terms and any package details, check the developer's page linked with this listing.

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