你好！请问如图中Pointools中的颜色约束功能该怎么使用？
我想用这个功能对某一灰度的点云上颜色，比如只对图中标识线着色，但是试了几次都没有成功。
Try using the constraint to select the traffic identification lines. You can then move the selected points to a layer and isolate them by freezing all layers except the one you wish to recolour.
Answer Verified By: Felix James
Thanks,James!It works.