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    [CityGen] City generator

    Scheduled Pinned Locked Moved City Generator
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    • thomthomT Offline
      thomthom
      last edited by

      The LOD could be increased by adding sets of glued components.
      When you have a scene you want to set up, you can determine the distance of each building from the camera and add detailing components to the buildings closer to the camera. Though, the challenge I see here is how you define the rules for where these detailing components are added.

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

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      • thomthomT Offline
        thomthom
        last edited by

        @remus said:

        Digging in to the architecture of the whole thing: what do you think to having each module as a separate ruby script and then using global sets to communicate between the modules?

        hmm... I'd like to have it contained in some manner. If we have one base module name, which all the other modules are wrapped in, then we ensure that we don't contaminate anything else.

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

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        • EdsonE Offline
          Edson
          last edited by

          why not endow this with features that could allow it to be used as an urban design tool to boot? some kind of parametric capability could make it useful for 1000s of architects.

          edson mahfuz, architect| porto alegre β€’ brasil
          http://www.mahfuz.arq.br

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          • R Offline
            remus
            last edited by

            Could you be a bit more specific edson? What sort of tools would you like?

            Im not sure design tools would fit very well with the current visualisation slant, but a more design oriented plugin could be explored in the future.

            Thom, wrapping the whole lot in a module is a good plan πŸ‘

            http://remusrendering.wordpress.com/

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            • thomthomT Offline
              thomthom
              last edited by

              @remus said:

              Thom, wrapping the whole lot in a module is a good plan πŸ‘

              I think that if we agree on a base module name and set up a core script that contains a common menu and toolbar I think we could start exploring some practical examples.

              I love how this thread has developed. πŸ˜„

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

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              • Chris FullmerC Offline
                Chris Fullmer
                last edited by

                I think the tool should work for certain tasks for urban designers and architects. All the roads and buildings should have parameters so that they are all built parametrically, using pre-defined allowances for height, floor height, window coverage, etc.

                Thats all wonderful and important so that a single building type can be use to create random buildings using pre-set paramters.

                But I don't want to get into designing urban design tools into the thing. Not at this point anyhow. Thats what modelur is for, right?

                Chris

                Lately you've been tan, suspicious for the winter.
                All my Plugins I've written

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                • R Offline
                  remus
                  last edited by

                  @chris fullmer said:

                  I think the tool should work for certain tasks for urban designers and architects. All the roads and buildings should have parameters so that they are all built parametrically, using pre-defined allowances for height, floor height, window coverage, etc.

                  I like your thinking, although i think it would be good to hide these nitty gritty details in a similar manner to skindigo i.e. have one panel with a big 'make city' button and one panel with all the variables in.

                  Thom, how about City_Gen as a base module name? nice and simple...

                  http://remusrendering.wordpress.com/

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                  • EdsonE Offline
                    Edson
                    last edited by

                    @chris fullmer said:

                    But I don't want to get into designing urban design tools into the thing. Not at this point anyhow. Thats what modelur is for, right?

                    Chris

                    chris,
                    you and the others, as the authors of the soon-to-be great plugin, should be the ones to decide in which direction it goes. it is just that i have been craving for an easy and cheap urban design tool for long. modelur is still a WIP; it is not a full blown UD app yet.

                    i can hardly wait what you guys will come up with.

                    regards.

                    edson mahfuz, architect| porto alegre β€’ brasil
                    http://www.mahfuz.arq.br

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                    • thomthomT Offline
                      thomthom
                      last edited by

                      I think modelur will be released before this project will have its first release.

                      But feel free to express your ideas. One of the main things here is that due to modular design, things can be added by anyone. So if you describe your idea it could be picked up by someone that'd be interested in contributing.

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

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                      • Chris FullmerC Offline
                        Chris Fullmer
                        last edited by

                        ok, its taken longer than expected (due to some modeling snafus on my part) but here is a quick mock up model that shows a possible workflow. It starts at the user drawing road cetnerlines (which really could also be automated) and continues on to a full built city using some of the idea's we've expressed here.

                        And even if I didn't specifically say it, everything in my mind is modular also. So the road creation is only one possible way to create roads. Same with the block subdividing, and the buildings. The buildings were made quickly using my greeble script. It would be more interesting to seem them with real textures on or made with real architectural detail to them. But that will come in time.

                        Chris


                        city builder.skp

                        Lately you've been tan, suspicious for the winter.
                        All my Plugins I've written

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                        • thomthomT Offline
                          thomthom
                          last edited by

                          Nice presentation Chris.

                          I've been wondering how you define what the colour coding means.

                          Take the street building module for instance:
                          Default colour, means default settings of your average street. (Some dialogue would be required to set this I guess.)
                          Custom colours define more specific types - let say we use red for main roads. Do we bring up a new dialog to define these, or can we provide the info in the material name?

                          Example: CG_Street_Main_W15000
                          CG -> [Constant] City Generator. Initial tag to mark a material as a CG material.
                          Street -> [Constant] Refer to the module, or type which it's used for.
                          Main -> [Variable] String identifying the type of street.
                          W15000 -> [Variable] W = Width - variable name. 15000 is the variable number.

                          Is this a bit too technical? Would an average user find this an easy way to set up custom street types?

                          Or maybe it should have a dialoge to generate the appropriate material? It could still be a nice feature to keep the data in the material name instead of an attribute dictionary as it could easily be modified.

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

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                          • Chris FullmerC Offline
                            Chris Fullmer
                            last edited by

                            @thomthom said:

                            Or maybe it should have a dialoge to generate the appropriate material? It could still be a nice feature to keep the data in the material name instead of an attribute dictionary as it could easily be modified.

                            I think it might be too technical to expect someone to be able to manually input that info into the material name. So a nice dialog would probably be beneficial. And it can name the material itself.

                            Lately you've been tan, suspicious for the winter.
                            All my Plugins I've written

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                            • thomthomT Offline
                              thomthom
                              last edited by

                              I really wish there was an MaterialObserver event that returned the entity being painted...

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

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                              • Chris FullmerC Offline
                                Chris Fullmer
                                last edited by

                                Its ok, we can do it without it. I'm a little scared of observers currently. Maybe I'll get over it, but I feel like they are so shaky....

                                I see it as a process like this:

                                Paint road centerlines
                                click "Generate Roads"

                                Paint or auto-paint faces
                                click "Subdivide Land into Parcels"

                                Click "Generate Buildings"

                                And done.

                                Each of those windows would have an available simple interface, or also an expoert mode with lots more bells and whistles.

                                So there's no need to watch what is being painted one at a time, you can jsut iterate through everything in the "generate" process.

                                Chris

                                Lately you've been tan, suspicious for the winter.
                                All my Plugins I've written

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                                • R Offline
                                  remus
                                  last edited by

                                  I think itd be a good idea to use the colour of the material as a visual indicators of the type of road/building, as well as the name of the material itself. I imagine a quick and dirty conversion from the street type/building height to a grayscale colour would do.

                                  http://remusrendering.wordpress.com/

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                                  • thomthomT Offline
                                    thomthom
                                    last edited by

                                    @remus said:

                                    I imagine a quick and dirty conversion from the street type/building height to a grayscale colour would do.

                                    ❓

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

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                                    • thomthomT Offline
                                      thomthom
                                      last edited by

                                      I uploaded a first rough draft for the core: http://forums.sketchucation.com/viewtopic.php?f=180&t=19492

                                      And the Street Generator module: http://forums.sketchucation.com/viewtopic.php?f=180&t=19493

                                      I was thinking that we could continue the over all concept discussion here. And use the two other threads for specific development discussion.
                                      I figured that unless we split the development discussion for each module the thread would become very confusing quickly. Feel free to suggest different organization. I just wanted to get something out there.

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

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                                      • GaieusG Offline
                                        Gaieus
                                        last edited by

                                        Just feel free, Thom, to organise the discussion as you guys need. I see both Remus and Chris is in the "team" and since they are mods as well, they can easily move/split/merge topics/posts.

                                        Once you get to a stage, we can even create a new/temporary subforum to collect all the discussions if really needed.

                                        Gai...

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                                        • EdsonE Offline
                                          Edson
                                          last edited by

                                          this is already exciting as it is! best wishes for SG!

                                          edson mahfuz, architect| porto alegre β€’ brasil
                                          http://www.mahfuz.arq.br

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                                          • J Offline
                                            Jernej Vidmar
                                            last edited by

                                            Hi guys,

                                            I see you have opened a very interesting topic here πŸ˜„

                                            I would love to actively participate in the development of application you are aiming to make, but my main priority is to develop Modelur further ❗ We have quite some work to do before we reach the first full version... However, If I can help you out with something, please let me know!

                                            We don't have any plans to add procedural functionality any time soon, so the app you are planning, would go hand in hand with Modelur very well, as procedural approach can also be very useful in urban design to create simulations of city development.

                                            I keep mi fingers crossed for CityGen!

                                            Regards,
                                            Jernej

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