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    Model this: tennis ball

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    • Rich O BrienR Offline
      Rich O Brien Moderator
      last edited by

      I was more interested in the construction. Though I admit that Ely's is so elegant and simple.

      What's worse is i'm failing here too.... πŸ˜’

      Tennis_Ball_filtered.jpg

      Download the free D'oh Book for SketchUp πŸ“–

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      • soloS Offline
        solo
        last edited by

        Rich, I do like your mat for the ball however, what is it? did you use displacement?

        http://www.solos-art.com

        If you see a toilet in your dreams do not use it.

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        • Rich O BrienR Offline
          Rich O Brien Moderator
          last edited by

          The material is seamless made from a google search for 'tennis ball texture'. No displacement just a max. intensity bump from PixPlant that I lowered in Thea.

          The fur is one hair populated in Thea 20,000 times with various buttons pressed to get some sort of translucency.

          I can put the materials here if you want but the texture in the earlier post is same size anyway.

          Download the free D'oh Book for SketchUp πŸ“–

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          • soloS Offline
            solo
            last edited by

            Ah, you used instancing, cool. how many poly's?

            http://www.solos-art.com

            If you see a toilet in your dreams do not use it.

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            • ely862meE Offline
              ely862me
              last edited by

              I try not to use artisan or other plugins unless necessary(usually they are much more complicated than native tools ) .
              Here i smoothed it a bit in artisan.


              Smoothed Tennis Ball.jpg


              Smoothed Tennis Ball w.jpg


              untitled.814.jpg

              Elisei (sketchupper)


              Before no life was done on Earth it was THE LIFE ITSELF...GOD
              Come and See EliseiDesign

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              • Rich O BrienR Offline
                Rich O Brien Moderator
                last edited by

                For the fur? 128,000 I think

                The fur was an 8 sided tapered cylinder bent with FredoScale resulting in 64 faces. Then instancing in Thea. I'll be honest it was my first attempt at this and if I show the output now I'd need to delete my account here πŸ˜„

                Download the free D'oh Book for SketchUp πŸ“–

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                • soloS Offline
                  solo
                  last edited by

                  Rich, I decided to challenge SU, and make the hairs using the fur plugin.

                  Brought SU to it's knees, so slow that even trying to access menus took long.
                  This is just crazy, I'm gonna try export to Thea now.


                  tennis ball with fur.jpg

                  http://www.solos-art.com

                  If you see a toilet in your dreams do not use it.

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                  • soloS Offline
                    solo
                    last edited by

                    That was pretty fast, imported in less than 20 seconds, one minute to set up and 5 minute render.

                    http://img40.imageshack.us/img40/4268/tennisthea1.jpg

                    http://www.solos-art.com

                    If you see a toilet in your dreams do not use it.

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                    • Rich O BrienR Offline
                      Rich O Brien Moderator
                      last edited by

                      πŸ‘

                      How did you do logo?

                      Download the free D'oh Book for SketchUp πŸ“–

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                      • soloS Offline
                        solo
                        last edited by

                        @unknownuser said:

                        :thumb:

                        How did you do logo?

                        Intersected the extruded text with model, then put a different color fur on those selected faces and another color on the rest of ball, in Thea I made the fur on the solo faces dark grey/black and the other yellowish green.

                        http://www.solos-art.com

                        If you see a toilet in your dreams do not use it.

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                        • D Offline
                          driven
                          last edited by

                          geodesic, intersect with cubiod, TOS [offset], JPP, SU concrete and grass [under translucent lime copy upscaled 1.001]

                          johngeo_tennisball.png

                          learn from the mistakes of others, you may not live long enough to make them all yourself...

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                          • TaffGochT Offline
                            TaffGoch
                            last edited by

                            As usual, I probably engaged in over-thinking the geometry. I don't have a tennis ball in front of me, but images online depict arcs that are not parallel.

                            If the diametrically-opposed arcs are NOT parallel (but are angled, as in a baseball,) then the intersection geometry needs a slight adjustment.

                            Tennisball geometry.png
                            My SketchUp modeling demonstrates how I would build the two options. I originally worked this out while trying to model a baseball, a couple of years ago.

                            baseball.jpgtennisball.jpg
                            -Taff

                            "Information is not knowledge." -- Albert Einstein

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                            • D Offline
                              driven
                              last edited by

                              301 Moved Permanently

                              favicon

                              (www.pennracquet.com)

                              if you really want to know how one is made...

                              john

                              learn from the mistakes of others, you may not live long enough to make them all yourself...

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                              • I Offline
                                Ignis
                                last edited by

                                Hello everyone. This is my first post here on the forum. I saw this challenge and decided to give it a shot. I think it's a really good challenge that seems simple but in reality can be a bit difficult to accomplish. I think I came up with a really good way to do it that is simple and quick. Hope you all like it. After a few attempts, I realized that the curve around the ball has a certain symmetry to it and can be divided into 8 equal parts. My process is based on that idea. Here we go!

                                First I made a sphere, and erased all but 1/8 of it. I made that section into a component. I then copied and flipped that component to reassemble the sphere. Next, I rotated 1/2 of the sphere 90 degrees.
                                Tennis Ball Build 1.jpg
                                I then opened one of the components and drew the curved line freehand on the surface. I began at the point marked with the red dot. This point is the center point of this arc.
                                Tennis Ball Build 2.jpg
                                After tweaking the line by eye to make sure it flowed smoothly around the ball, I offset the line twice on each side. I attempted to use the "offset on surface" plugin, but it produced unfavorable results, so again I did this freehand.
                                Tennis Ball Build 3.jpg
                                At this point, I exploded all of the components and smoothed the lines where they connected.
                                Tennis Ball Build 4.jpg
                                After scaling the recessed white line a bit to add some dimension, I continued to add materials and soften all remaining edges.
                                Tennis Ball Build 8.jpg

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