Have used Freecad a little bit and it have a measure function, are not certain but might happen it used Openscad for rendering. Would guess Freecad look at the geometry to figure out measure.
> OpenSCAD doesn’t have a measure feature. All that you get is a model preview > overlaid on a 3D scale > > You can, of course, look at the code that created each feature and read the > dimensions there. > > I can’t imagine drawing up a complex machine with OpenSCAD, but apparently > some people do it. > > https://medium.com/@urish/designing-3d-printable-mechanisms-in-openscad-5838dcb65b39 > > Can’t argue with the price. > > > On May 31, 2020, at 12:50 PM, Chris Albertson <[email protected]> > > wrote: > > > > Any CAD system should allow an exact measure, click on a circle, and see > > the diameter out to the full resolution you have set, typically 0.001mm. > > You should be reading out the numbers not visually comparing to an > > on-screen scale. An on-screen scale would be limited to the pixel > > resolution of the monitor > > > > >> 1; Which is a measure of the OD of the rendered pulley, those areas of > >> the preview gfx are blank, although the scale marks are there, they are > >> drawn behind the sprocket image. so one could get a very rough idea of > >> the total radius of the finished gear in mm. Am I missing a font, or is > >> this a more serious concern that will need me to make the gear before I > >> can determine how it fits? > > > > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
