I’ve been improving the grass patch generation for my game, and I’ve been seeing this graphical bug pretty consistently in play-solo:
It even casts a shadow:
It goes away when updating the terrain with the studio terrain tools:
My game add triangles to a linked list that updates when the camera moves or rotates by a certain amount. It’s given a very limited amount of processing time to refresh this queue to prevent lag, so will often create grass over the course of a few frames. It seems to consistently produce the bug when it generates the terrain:
If I save the place while playing and open the file, the problem is gone. It seems specific to the terrain:FillBlock
calls being done.