CloudCompare forum

I'll have to investigate a little bit more about this to give you a proper answer but I remember it happens when the wall is not perfectly vertical. At least on the tower example this was the explanation.

Don't hesitate to send me your data and I'll look into it (cloudcompare [at] danielgm.net ...

I got a gaps on resulting point clouds. Tryed to make unroll many times. Tryed to place 120 vertex on polyline to get smoother polyline. Tryed different Thickness on Distance to polyline dialog. Always I getting this gaps.
02.jpg
Is there a way to make unfold point cloud without a gaps on pertex ...