is this consider to be bad practice?

Forum Archive is this consider to be bad practice?

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  • #20804
    Deb kanta Guin
    Participant

      As you can see, I added some extra edge loops only where needed to properly connect my Boolean object. That part looks denser than the rest, but I don’t see any major problem. So is this okay, or do I always need to keep the same gap and even spacing between edge loops?
      025-09-26 131024.png
      Also, if I just added the cylinder and placed it without using Boolean, but then the meshes were simply overlapping underneath. 025-09-26 125003.png025-09-26 124948.png I don’t really like that because I prefer my objects to look solid. So is it always necessary to use Boolean Union for cases like this, where objects would actually be joined together in real life? Or is it not needed everywhere? In what situations is Boolean Union actually required?
      Also, I’m using n-gons in some parts — for example, beneath the base. 025-09-26 131038.pngThose areas won’t be deformed or seen up close, but potential employers who might hire me could inspect my topology closely. In that case, would this be considered bad practice? Should I always use Grid Fill for cases like this?
      Also, I used Boolean Difference here,025-09-26 133320.png so my mesh has n-gons as a result. Is that acceptable for this kind of model, or do I need to correct the mesh manually and convert everything to quads? That would be a lot of work.
      I know I’m asking many questions, so if you have time please answer patiently I really appreciate your help and answers.
      Thank you.

      #97246
      Martin Bergwerf
      Participant

        Hi Deb,

        If you don’t get any Shading issues because of those unevenly spaced Edge Loops, you’re good (unless you are going to show it to a potential employer, then I’d even them out a bit, to make it look prettier0.

        Don’t worry about N-Gons in a non-deforming Mesh.

        Booleans are ‘a choice’; you can use them when you like, but it is hardly ever the only way to acchieve something.

        There is no set of Modeling rules, as for when to use what; it often depends on personal preferences and lesss on bad practice, or so.

        #97247
        Omar Domenech
        Participant

          Yeah as long as it works and looks god, anything is fine. This is one of those occasions in life where the end do justify the means.

          #97248
          Deb kanta Guin
          Participant

            Okay Martin and Omar, thanks a lot guys.

            One thing I realized is that I could’ve made the extrude part from the base that connects to the round dial without using Boolean. I could’ve just added more edge loops in that area  to get a smoother rounded shape  when using loop tools to create a circle so it matches better with the other objects. Then inset and extrude — no Boolean needed there. But I’m not sure, even with subdiv it might still look a bit blocky.

            For the dial pad though, I used Boolean to cut the holes. Could I achieve those without Boolean? Is there another way?

            #97249
            Martin Bergwerf
            Participant

              Hi DEb,

              Booleans are probably the easiest way to go, for the dial.

              An alternative would be straight forward modeling; the trick the is, to start with the holes:

              Dial.png

              #97250
              Deb kanta Guin
              Participant

                yoo what thats not even cross my mind even for a sec..u guys are so pro damn..So much thinking power.
                Thanks martin as allways.

                #97251
                Deb kanta Guin
                Participant

                  Guys another problem. Please dont get annoy with me na.
                  again same thing with boolean operation. a slight pinching issue. what colud i have done better here? 025-09-26 212224.png025-09-26 212154.png025-09-26 212210.png025-09-26 212202.png025-09-26 212144.png

                  #97252
                  Martin Bergwerf
                  Participant

                    Well, to be honest, it wouldn’t even have crossed my mind to use  Booleans for this…but I am also not sure if it’s the Boolean causing the pinching.

                    The problem are the heavily distorted Faces like here:

                    Twisted.png

                    #97253
                    Deb kanta Guin
                    Participant

                      Thanks martin so what should I do now? Should I use any other method to join them together other than Boolean union…and get rid of tose faces?

                      #97254
                      Omar Domenech
                      Participant

                        When a difficult shape is giving me troubles, what I usually do is take that one I already have, imperfect as it is, and just draw over it with shrinkwrap or kind of retopology vertex by vertex. because now I have a base from where I can jump start from and I can basically draw good topology over it. Use snapping over the surface to retopo and now I don’t have to worry about shape and form, just focus good on perfect topology and solve the puzzle. 

                        #97255
                        Deb kanta Guin
                        Participant

                          WOW Thanks a lot, Omar — your method is going to be a game-changer for me.
                          But for this one, I gave it a try myself again and added two loops025-09-27 002209.png025-09-27 002132.png to turn those triangles into quads, and the problem was gone. Yes, I could have done that from the beginning, but when I was adding those edges, the area looked blocky even with Subdivision. That spot had more edges than the rest, so the Subdivision was tightening there. To fix it, I added more loops in between, thinking that would help me get even spacing (I know, that was a bit dumb), but it only made things look blockier.
                          Then I remembered what you guys mentioned before — sometimes we need to massage those edges and vertices to get even spacing and reduce shading issues. I tried that, and now it looks fine.
                          Thank you, Omar and Martin — because of you guys, another problem is solved, and I’ve learned some new problem-solving skills. Thanks a lot!

                          #97256
                          Deb kanta Guin
                          Participant

                            Here is the result
                            025-09-27 004612.png

                            #97257
                            Deb kanta Guin
                            Participant

                              Sorry guys here i am again with another problem with boolean
                              as u can see i am getting this probem and exact is not solving either 025-09-27 101033.png025-09-27 101041.png
                              The only way its solving is if i just separate this face. is this a correct method?025-09-27 101106.png025-09-27 101131.png
                              Also its creating these holes i dont want that because i can now see through my mesh 
                              any idea what to do now?

                              #97258
                              Deb kanta Guin
                              Participant

                                Solved i just needed to use shade auto smooth instead of shade smooth.

                                #97259
                                Martin Bergwerf
                                Participant

                                  Hi Deb,

                                  I don’t know exactly what is going wrong. Booleans can be vey finnicky and can cause a lot of frustration (and are very hard to troubleshoot from screenshots).

                                  Anyway, the holes should be easy enough to Fill.

                                  Also, sometimes, the Knife Project Tool can be easier to work with than the Boolean Difference…but works best if you can cut from Axis Aligned, Orthographic Views.

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