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    Shadows do not show in V-ray render, why?

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    • S Offline
      shubba81
      last edited by

      I am using vray and sketchup, on screen in sketchup I can see the shadows but when I render it you cant see them, anyone know why?

      Thanks

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      • D Offline
        DzineTech
        last edited by

        It would help if you posted your vray settings and told us which release that you are using.

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        • thomthomT Offline
          thomthom
          last edited by

          I'm guessing you're using the original version. That version has a bug in it so the V-Ray sun isn't updated with the SU sun automatically. You have to go to the Environment section, click the M to view the properties for the Sun abd click Update. (Note, I some times had to do this procedure two times before it set.)

          In SR1.0 it syncs automatically.

          In SR1.5 the V-Ray sun is off by default so you have to tell V-Ray to use it when you start a new project.

          As you see, the answer depends on the version you use, so it's a good idea to include that in your queries. As well as SU version.

          Thomas Thomassen β€” SketchUp Monkey & Coding addict
          List of my plugins and link to the CookieWare fund

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          • S Offline
            shubba81
            last edited by

            I am using sketchup 7 with the latest vray plugin (SR1.5 I think). I have gone into the environment and in GI sky and backgroung clicked on the M and gone in and updated them, but my shadows still do not show. I have then gone in and checked the box that says override suns parameters but this doesnt work either. The sunlight source is set to default but there is nothing else that I can set this to.

            Sorry if im being a bit stupid.

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            • thomthomT Offline
              thomthom
              last edited by

              hm.. can you post screenshot of your scene as it's rendered? and your environment options?

              Thomas Thomassen β€” SketchUp Monkey & Coding addict
              List of my plugins and link to the CookieWare fund

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              • S Offline
                shubba81
                last edited by

                Hi, I have attached my latest render, a print screen of wat the shadows look like on screen in SU, and the environment settings for both the GI skylight and the background. I hope this is helpful, thanks for all the help.


                latest render.jpg

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                • S Offline
                  shubba81
                  last edited by

                  For some reason the didnt all attach so here they are hopefully


                  Enviroment background.JPG

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                  • S Offline
                    shubba81
                    last edited by

                    sorry about this


                    Environmet GI skylight.JPG

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                    • S Offline
                      shubba81
                      last edited by

                      Screen shot of shadows


                      print screen.JPG

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                      • thomthomT Offline
                        thomthom
                        last edited by

                        You shouldn't need any multiplied of the Sky map.

                        I'm wondering, it could be the time of the day. What if you change the time of say in SU?

                        Thomas Thomassen β€” SketchUp Monkey & Coding addict
                        List of my plugins and link to the CookieWare fund

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                        • A Offline
                          arspi
                          last edited by

                          Maybe this...


                          Vray settings.jpg

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                          • S Offline
                            shubba81
                            last edited by

                            I changed the time of day and I also did what arspi suggested, it seems to have worked. Thanks to you both.

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                            • M Offline
                              mradfar
                              last edited by

                              I have the same problem but when I did the following steps, did not solve my problem! any idea?

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                              • S Offline
                                syd_rawsky
                                last edited by

                                I'm having the same issue, but I only got the newest V-ray and I'm not familar with the last layout. I've attached an image, you can see the shadows casted in the sketchup model, but for some reason its not showing in the V-ray buffer. I've even tried buffering the entire scene, and nothing. Please help!


                                sunlight issue

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                                • D Offline
                                  dengalit
                                  last edited by

                                  Same here with Vray 3.6

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