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A manual way of knowing the visibility of a point from the sensor is from the normals, calculating the vector product of the position vector of each point with respect to the sensor with the normal. Edit-Scalar Fields-Export Coordinates Edit-Scalar Fields-Export Normals Arithmetic Visibility=(Coord....

I do it like that.
I remove all the scalar, color, normal, etc. fields from the cloud. Then I export it as ASCII, since it does not have, CE, RGB, or normal, it only exports X,Y,Z.
Regards

Try MiKTeX and meshes in U3D, it works

<t>When loading Plugin STEP I receive the message "does not seem to a valid plugin"<br/> After investigating the dependencies a little, I found that it needs TBB.dll and TBBMALLOC.dll, Intel libraries not present in the distribution. Once included it works perfectly.<br/> I recommend including them ...