With a landscape image, you can create a completely free depth map at the website below. Then map the depth map to the image.

OctopusEffects, #Blender Quick tips: create rocky ground using particle system in Blender 2.9 Timestamp 00:00​ Introduction ...

Abstract: Closely tracking a defined path by a wheeled mobile robot on a three-dimensional surface is important for accurate movement on uneven terrain. Conventional methods in two dimensions are ...