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    Learning to Render (using Twilight)

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    • J Offline
      jpalm32
      last edited by

      👍 👍
      Those windows are great.
      It does give one a chill from that background. (HDR ?)
      Prefer less DOF for forground., (IMO)

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      • BoxB Offline
        Box
        last edited by

        Cheers for the thumbs.
        The windows were a bit of fun, a simple throwing together of shapes in my head used in decades of windows. I make them for a living. But it was the first time I've actually modelled one precisely in SU. The lead profiles are exact and cut as you would in a real one.

        The chilling background is the view from the window next to this computer taken a few weeks ago with my phone.

        Off now to work out what DOF really means and how it's used. I assume it's depth of field, but I've done nothing to the camera view, pure vanilla SU and Twi settings

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        • BoxB Offline
          Box
          last edited by

          Just a close up showing that the windows are properly made. If you know your way around stained glass you will see that the lead work has correct profiles, only things missing are the solder joints, but that would be one more step into madness, and I think I've gone a bit too far along that road already. Next stage will be to make textures from my actual glass supplies so they are truly real windows.


          Up close.PNG

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          • mitcorbM Offline
            mitcorb
            last edited by

            Excellent work, Box. I like the glass composition in the frame on the floor. And of course the cello.

            I take the slow, deliberate approach in my aimless wandering.

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            • BoxB Offline
              Box
              last edited by

              Thanks Tim, the one on the frame is an existing window. And it shows what I mean about making textures from my stock glass. I can then design and use "Real Sheets" of glass in the design, so the client gets what they see, not just an an ink or pencil representation of what the glass would look like.


              vigorous_RS_full_1,2,i2.jpg

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              • mitcorbM Offline
                mitcorb
                last edited by

                Hell, they're all great. I am jealous.

                I take the slow, deliberate approach in my aimless wandering.

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                • BoxB Offline
                  Box
                  last edited by

                  Well while Rich is off there with his flights of fancy and the Borg Cylinder, I'm stuck here in reality. A broken bevelled leadlite stuck in the workshop corner awaiting repairs.

                  I really must sort out the colour balance, brightness etc of my monitors, I have three and these all look totally different on each. Who knows if even one of them is correct.


                  Workshop Junk.jpg

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                  • pbacotP Offline
                    pbacot
                    last edited by

                    Regardless of monitors, can't you turn up the exposure or add a light? This whole thread if very interesting. Shows that rendering may come easier to someone who is already an artist. Good work! Is that some sort of beveled / quilted glass in the background. What is that piece?

                    MacOSX MojaveSketchUp Pro v19 Twilight v2 Thea v3 PowerCADD

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                    • BoxB Offline
                      Box
                      last edited by

                      That's sort of what I meant about getting my monitors balance properly. The one I mainly work on is much brighter than the others, so it sort of throws my lighting to crap.

                      The "Quilted" one in the background is what is know in the trade as a Convexlite. Very popular in the 60s in Australia. I made that as a tester to see how the distortion works, and how well the shaping shows up. The glass panes are heated so they soften and sag through an opening, this makes a sort of flat bubble with straight edges.


                      Convex1.PNG

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                      • olisheaO Offline
                        olishea
                        last edited by

                        Yeah Box, they all look a bit dull or muddy. I think you need to calibrate your rendering monitor as you have said. Loving the work though, with some contrast adjustment and exposure tweaking they'll be gold. Get some more light coming in to see the caustics from the coloured glass, using interior+ preset works best for scenes with refraction and caustics 😉

                        oli

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                        • BoxB Offline
                          Box
                          last edited by

                          Oli, I've decided everyone else needs to change their settings as mine are obviously perfect. 💚

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

                            Wow, bubble wrap doors. You should put those on Kickstarter

                            Download the free D'oh Book for SketchUp 📖

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                            • BoxB Offline
                              Box
                              last edited by

                              They'd certainly add a little something to your rubber room Rich.

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                              • BoxB Offline
                                Box
                                last edited by

                                Done a quick calibration of my Monitors.
                                Can anyone tell me if this looks clearer and brighter?


                                Workshop Recalibrated.jpg

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                                • J Offline
                                  jpalm32
                                  last edited by

                                  @box said:

                                  Done a quick calibration of my Monitors.
                                  Can anyone tell me if this looks clearer and brighter?

                                  Yes! Much better!

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                                  • BoxB Offline
                                    Box
                                    last edited by

                                    Excellent John, thanks for letting me know.

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                                    • olisheaO Offline
                                      olishea
                                      last edited by

                                      1000x better. Great image too.

                                      Looks great on my mac. Not like anyone cares. I'm counting down the days til I get a real computer!! Sick to death of mac. 😄

                                      If you're looking for crit I suggest much more reflection to the wood textures. Gives a bit more oomph!

                                      oli

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                                      • BoxB Offline
                                        Box
                                        last edited by

                                        Thanks Oli, I know what you mean about the wood, but I'm still getting my head around the glass.

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                                        • olisheaO Offline
                                          olishea
                                          last edited by

                                          Looks pretty damn good to me. With Twilight, I have found default glass material is not reflective enough. If you increase IOR you get a better result IMO. A subtle bumpmap also works well; you can bump any flat colour by applying the bumpmap texture to your window and then link the bump and unlink the texture, then apply template as normal. You can use this to bump a flat colour, good for adding 'scratchmaps' to metal and undulations to stained glass etc.

                                          oli

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                                          • BoxB Offline
                                            Box
                                            last edited by

                                            I have to admit I still haven't worked out what a bump map really is. I will get there I promise.

                                            I'm happy slowly working things out, doin a bit of reading and listening to others advice, I'll get there, it sticks better that way for me.

                                            In the mean time I'll drop this one in here too, you've probably already seen it from woodwork, but I like to have a bit of a chronology going on.


                                            Secretaire.jpg

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