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    HDRI problem Thea render

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    • soloS Offline
      solo
      last edited by

      @usen said:

      How do I uninstall in the picture plane? 😞 Thanks.

      http://c1303.hizliresim.com/17/d/kzc0d.jpg

      Not sure what you are asking for is what you are pointing at, looks like you want to make that plane a shadow catcher, nor do I understand what the problem with the HDRi is as your arrow points to the ground.

      To fix the floor, make sure it's painted with a material (any) then using thea tools open the editor (material editor) clear material then select shadow catcher.


      floorCapture.JPG

      http://www.solos-art.com

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

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      • usenU Offline
        usen
        last edited by

        Thank you, but it's not like I want to shadow

        http://b1303.hizliresim.com/17/d/kzqsl.png

        http://www.sketchupturkiye.com/

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        • FrederikF Offline
          Frederik
          last edited by

          @usen said:

          Thank you, but it's not like I want to shadow

          Can you elaborate...?
          How do you want it to be...?

          Based on the hdri you've used, I think the shadow looks as it should...

          Cheers
          Kim Frederik

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          • usenU Offline
            usen
            last edited by

            I can not do the same thing this video, I'm not doing shadow

            http://b1303.hizliresim.com/17/d/l030q.jpg

            http://b1303.hizliresim.com/17/d/l0338.jpg

            http://www.sketchupturkiye.com/

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            • FrederikF Offline
              Frederik
              last edited by

              I'm not sure that your hdri has the best quality... 😐

              I can only encourage you to try this scene, where you can take learnings from the material settings etc...
              (NB! please note the file-size is 83Mb, because it also contain a free hdri...)

              With the scene you should be able to get a render similar to this if you're using the latest Thea4SU plugin...


              VW-shadow-test.jpg

              Cheers
              Kim Frederik

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              • usenU Offline
                usen
                last edited by

                Thank you very much for your concern, I'm trying. πŸ‘

                http://www.sketchupturkiye.com/

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                • NigeCN Offline
                  NigeC
                  last edited by

                  Tomasz used frontal projection with his scene
                  quick tut:
                  Setup you scene with the car on a plan add the hdri,
                  scale the plane so it reaches the horizon
                  Hide everything and render the scene, save the image
                  unhide everything
                  add the previously rendered image to the plane
                  open the thea dialog and double click on the image
                  set the diffused slot projection to frontal
                  close the mat lab
                  do a test render, you'll find the background is slightly darker, set the background intensity to about 1.7, you may need to fiddle about a bit
                  thats it πŸ˜„
                  car.png
                  Here's the Thea version as a pack file, I don't have the SU file on this laptop
                  pack file

                  β€œIt’s only impossible if you stop and think about it!”

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                  • usenU Offline
                    usen
                    last edited by

                    not in the same way as in sketchup shadow thea?

                    http://c1303.hizliresim.com/17/f/l0jhg.jpg

                    http://www.sketchupturkiye.com/

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                    • FrederikF Offline
                      Frederik
                      last edited by

                      @usen said:

                      not in the same way as in sketchup shadow thea?

                      You're mixing things up...
                      Please remember that the hdri will also be a source of the illumination...

                      Please take the advice Nigec have provided... πŸ˜‰

                      Cheers
                      Kim Frederik

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                      • N Offline
                        notareal
                        last edited by

                        If you want silhouette shadows is Thea, using frontal projection is the way to do it. But if simple "attaching" a model on a HDRI is enough then using shadow catcher is must.

                        Welcome to try [Thea Render](http://www.thearender.com/), Thea support | [kerkythea.net](http://www.kerkythea.net/) -team member

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                        • NigeCN Offline
                          NigeC
                          last edited by

                          No you don't use a shadow catcher at all, it uses the actual geometry with a texture
                          here's a SU version
                          Su file

                          you can also add bump, and reflections, but you need to use masks

                          β€œIt’s only impossible if you stop and think about it!”

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                          • NigeCN Offline
                            NigeC
                            last edited by

                            here's a quick guide


                            frontal projection.pdf

                            β€œIt’s only impossible if you stop and think about it!”

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                            • massimoM Offline
                              massimo Moderator
                              last edited by

                              Hi Nige and welcome. πŸ‘ πŸ˜„

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                              • NigeCN Offline
                                NigeC
                                last edited by

                                Thanks massimo, I've been lurking for years so I thought it was a good time to say something! 🀣

                                β€œIt’s only impossible if you stop and think about it!”

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                                • R Offline
                                  rhed037
                                  last edited by

                                  Frederik can you pls upload it again the scene with HDRI with the beetle car I want to learned it. tnx

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                                  • FrederikF Offline
                                    Frederik
                                    last edited by

                                    @rhed037 said:

                                    Frederik can you pls upload it again the scene with HDRI with the beetle car I want to learned it. tnx

                                    Sorry - but after almost two years, I don't have that scene any more... 😐
                                    What exactly is it you want to learn...?
                                    How to setup a scene in SU with a shadow catching material...?
                                    Or...?!?

                                    Cheers
                                    Kim Frederik

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                                    • R Offline
                                      rhed037
                                      last edited by

                                      i have same problem of the hdri when i render the shadow is not visible to the scene can you pls uplaod any model and ready to render in thea so that i can check what is wrong in my scene and follow your settings tnx

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                                      • FrederikF Offline
                                        Frederik
                                        last edited by

                                        @rhed037 said:

                                        ...can you pls uplaod any model and ready to render in thea so that i can check what is wrong in my scene and follow your settings tnx

                                        Attached please find a very simple model with some spheres...
                                        THe render was complete in 16 seconds using the BSD preset...

                                        I've used the "Harbor 3" hdri from the HDRI Hub IBL package, which is free to download for registered users... πŸ˜‰

                                        Hope this can help you further...?!?


                                        Shadow-catch-test.skp


                                        Shadow-catch-test2_16sec.jpg

                                        Cheers
                                        Kim Frederik

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