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    Brush "live" randomization / variation

    Scheduled Pinned Locked Moved Features and Ideas
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    • b77B Offline
      b77 @VectorStyler
      last edited by b77

      @VectorStyler said in Brush "live" randomization / variation:

      This will be hard to do with vectors only.

      I don't think Harry meant that VS should strive to imitate natural media brushes
      accurately like Rebelle does — it's just the random, organic part of the natural
      brushes that are to be imitated in vectors.

      As I suggested, picking random brush contours from a "contour table" (similar to
      wavetables in synths) is one way to achieve this. It's basically stringing them
      together (with the first and last connecting nodes free to move vertically) and
      bending them along the brush spine, then maybe overlapping three brushes
      with different opacities would get you respectably close to the organic quality
      of bitmap brushes.

      MacBook Pro (Intel) running Monterey 12.6.4

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      • b77B Offline
        b77 @Subpath
        last edited by b77

        @Subpath I downloaded Alchemy but it's so old that it doesn't work on my Mac.

        MacBook Pro (Intel) running Monterey 12.6.4

        S 1 Reply Last reply Reply Quote 0
        • b77B Offline
          b77
          last edited by b77

          Another way would be to have just one brush contour but don't stretch it — instead repeat it but randomize the nodes.
          Maybe this approach would be faster for "live" drawing.

          MacBook Pro (Intel) running Monterey 12.6.4

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          • S Offline
            Subpath @b77
            last edited by Subpath

            @b77 said in Brush "live" randomization / variation:

            @Subpath I downloaded Alchemy but it's so old that it doesn't work on my Mac.

            that, sad to hear, because its a nice little Tool
            as i wrote works here on Win 10 without any Problem
            despite that it is from 2010

            i will create a video to show some Tools of it
            but this will take yet some time

            Win 11
            CPU: AMD Ryzen 5 9600X, 6-core.
            GPU: Nvidia Geforce RTX 5070.

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            • S Offline
              Subpath
              last edited by Subpath

              @b77

              you could try "Webchemy" its a online drawing tool
              in the style of Alchemy, but have much fewer tools.
              But a Pull Brush ( you cant define your own Brushes )
              The Results can be saved as .SVG an PNG.

              Here the Link
              https://webchemy.org/

              0_1670335421195_Webchemy 1.png

              0_1670335430738_Webchemy 2.png

              0_1670335472111_Webchemy 3.png

              Win 11
              CPU: AMD Ryzen 5 9600X, 6-core.
              GPU: Nvidia Geforce RTX 5070.

              b77B 1 Reply Last reply Reply Quote 0
              • b77B Offline
                b77 @Subpath
                last edited by b77

                @Subpath Ouch… Webchemy is rough… 🙂

                MacBook Pro (Intel) running Monterey 12.6.4

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                • S Offline
                  Subpath @b77
                  last edited by

                  @b77 said in Brush "live" randomization / variation:

                  @Subpath Ouch… Webchemy is rough… 🙂

                  thats true 🙂

                  Win 11
                  CPU: AMD Ryzen 5 9600X, 6-core.
                  GPU: Nvidia Geforce RTX 5070.

                  1 Reply Last reply Reply Quote 0
                  • H Offline
                    Harry
                    last edited by

                    I found temporary workaround also in the Stroke Width panel's menu - there is "Randomize profile" option. Still it's "post production", not "live" and not exactly what I meant:

                    0_1670413680008_obraz_2022-12-07_124800004.png

                    Win 11, XP Pen Deco 01 V2 graphic tablet

                    VectorStylerV 1 Reply Last reply Reply Quote 1
                    • VectorStylerV Offline
                      VectorStyler @Harry
                      last edited by

                      @Harry If there are some good inspirations on how such a brush should look like, please upload here or send them to me by email.

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                      • H Offline
                        Harry
                        last edited by

                        Problem is, that I don't know.

                        Let's say I'd like to design some abstract pattern. I would take "Live random effect brush tool", and I would experiment and look for some inspiration from great and interesting shapes this kind of brush could produce.

                        Win 11, XP Pen Deco 01 V2 graphic tablet

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                        • S Offline
                          Subpath
                          last edited by Subpath

                          @b77, @Harry, @VectorStyler

                          Hi

                          As a source for inspiration, for modulate Strokes, the painting program
                          Black Ink came to mind.

                          "Black Ink" uses a kind of controller nodes to modulate brushes
                          to set and control random strokes and has a node system for layers.

                          0_1670593430294_Black-Ink-1.png

                          Here are some videos

                          Video about the Brush Controllers:
                          Black Ink Brush Controllers

                          Video about Black Inks Layer Nodes:
                          Black Ink Layer Nodes

                          Scattering a Brush may also be interesting
                          her a Video about it
                          Scattering a Brush with Controllers

                          Win 11
                          CPU: AMD Ryzen 5 9600X, 6-core.
                          GPU: Nvidia Geforce RTX 5070.

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