The Sub-material node allows you to choose a sub-material among the sub-materials in Instant Terra:
The User sub-material node allows you to create a new sub-material, generally from imported textures:
For more information, see the documentation on the User sub-material node.
In particular, it uses the same edit window to define the rules based on the elevation and slope of the terrain to apply the different layers:
The Material nodeÂ allows you to create a material with a maximum of eight layers.
Rules based on altitude and slope do not allow for certain effects. For example, it is not possible to use a flowmap or a sediment mask to define the places to apply a layer. For this, you need to use to use the Advanced material node, which is described in the following workflow.
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