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    Problems importing an Elipse from AutoCad

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    • C Offline
      cris
      last edited by

      Hi,

      I'm trying to import an elipse from AutoCad into Sketchup. The problem is that although in Cad the Elipse is rounded, when i import into Sketchup it is very badly faceted. Is there a way to smooth out the elipse in Sketchup or specify the number of sides /facets during the import process?

      Thanks

      Cris


      SKP.jpg


      CAD.jpg

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      • T Offline
        tfdesign
        last edited by

        Cris,

        Sketchup always does this, to any imported polygon (ACAD is vector based), and it's especially noticeable on circles and ellipses. Sketchup will break a circle into a default number of 24 sides, but you can change this by highlighting the circle, then inputting a higher number in the vcb, followed by an 's'. The s standing for 'sides' I suppose. Hope that helps πŸ˜„

        Tom

        My book "Let's SketchUp!" Download from here

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        • D Offline
          dedmin
          last edited by

          Use ToolsOnSurface to draw ellipse and choose the number of the segment

          Clipboard-1.jpg

          Or You can draw a circle and scale it with FredoScale to make a desired ellipse.

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          • sketch3d.deS Offline
            sketch3d.de
            last edited by

            @tfdesign said:

            (ACAD is vector based)

            SU too

            N.

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            • C Offline
              cris
              last edited by

              @tfdesign said:

              Cris,

              Sketchup always does this, to any imported polygon (ACAD is vector based), and it's especially noticeable on circles and ellipses. Sketchup will break a circle into a default number of 24 sides, but you can change this by highlighting the circle, then inputting a higher number in the vcb, followed by an 's'. The s standing for 'sides' I suppose. Hope that helps πŸ˜„

              Tom

              Hi thanks everyone for the responses, could someone elaborate on the above advice. I've tried to do as the instructions say but i can't get it to work.

              Thanks

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              • Jean LemireJ Offline
                Jean Lemire
                last edited by

                Hi folks.

                See this SU file for ideas.


                Redrawing an ellipse.skp

                Jean (Johnny) Lemire from Repentigny, Quebec, Canada.

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                • D Offline
                  dedmin
                  last edited by

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                  • sketch3d.deS Offline
                    sketch3d.de
                    last edited by

                    @cris said:

                    ...could someone elaborate on the above advice. I've tried to do as the instructions say but i can't get it to work.

                    if the imported stuff is looking like an ellipse/circle/spline but being a multi-line, i.e. a series of 'dumb' lines only, you have to recreate the entity in SU (see above) for being able to edit the resolution of a curved, then native SU polygon element by "Window > Element Information...".

                    hth,
                    Norbert

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                    • D Offline
                      dedmin
                      last edited by

                      With that plugin there is no need to recreate the geometry - right click to change the number of the segments as seen in the video. That ellipse was imported into Su from AutoCAD.

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                      • DavidBoulderD Offline
                        DavidBoulder
                        last edited by

                        Another option for importing from Autocad is to pass it through Adobe Illustrator first. There you can convert curves to segments and have more control over the segments.

                        --

                        David Goldwasser
                        OpenStudio Developer
                        National Renewable Energy Laboratory

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                        • T Offline
                          tfdesign
                          last edited by

                          @sketch3d.de said:

                          @tfdesign said:

                          (ACAD is vector based)

                          SU too

                          N.

                          yes Norb, that's not quite what I meant. You are right, but AutoCAD, apart from ACIS 3D kernel, is primarily a 2D app, and SU isn't.

                          My book "Let's SketchUp!" Download from here

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                          • sketch3d.deS Offline
                            sketch3d.de
                            last edited by

                            @tfdesign said:

                            You are right, but AutoCAD, apart from ACIS 3D kernel, is primarily a 2D app, and SU isn't.

                            acked, never understood why AD is bloating their 2D CAD with additional 3D stuff having AD/MD resp. Inventor in the portfolio... maybe the GSU effect πŸ˜„

                            Norb.

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