Simplygon Unity Plugin

Simplygon comes with a plug-in for Unity which exposes optimization features such as Reduction, Aggregation, Remeshing, Impostor (SingleView, BillboardCloud / Vegetation), Occlusion meshes as well as material baking supporting for the following built-in shaders:

• Standard Shader
• Universal Rendering Pipeline (URP) Lit shaders
• High Definition Render Pipeline (HDRP) Lit shaders

Visibility culling (through SimplygonSelectionSet component) and clipping geometries (through SimplygonSelectionSet component), as well as preservation of skinning for (humanoid) assets are also part of the supported feature set.

For a full list of Simplygon supported features please consult supported feature table.

There is also scripting support against the Simplygon C# API, for more customized solutions.

See installation and customization for adding the source package to a project from its tarball.

Supported Unity versions

Simplygon 10.4 functionality is verified against Unity 2022.3 LTS, Unity 6.0 LTS and Unity 6.3 LTS but is likely forward compatible with later versions of Unity.

Limitations

Please see known issues for more details and other known issues.