I’m doing a lot of research into terrain modeling with SketchUp, and it seems to be a very “one-way” workflow. For instance, once you’ve generated terrain from contours, it’s very difficult to make accurate changes to terrain or contour lines without having to start over. Same thing with roads, or …

Terrain modeling

SketchUpTeam April 22, 2015, 5:39pm 2

Thanks,
AlexB

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