Detail map default textures and fake terrain

[MSFS 2020] Questions & Community Discussions Airports & Sceneries
1

Hi Guys, What are the textures used on CGL detail maps? Trying to put the same
detail map over a custom model with fake terrain material.

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Also, is there any way to spawn
procedural grass over custom 3d mesh using fake terrain? or any plans to have
this in future. Thanks, Leo