Ambrosia Garden Archive
    • Booleans with Infini-D


      I've been trying to get booleans to work on Infini-D but I can see to get it to work. Me and Lord Gwydion are having this problem. If you could help we would appreciate this.

      ImmortalFirefly

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    • Booleans in general (I'd say stop me if you know this already, but you can't...): Positive objects are standard visible objects. Negative objects cut their shape out of whatever their shape intersects. Intersect-objects only allow what they intersect to be seen.

      Now, this can lead to some problems with uncontrolled booleaning. To reign in control on them, you have to group them.

      To group objects in Infini-D, I find the easiest way is to open the sequencer (command-4) and drag an object's name onto another. It will form a heirarchy, with parent objects and child objects - the child objects are linked to the parent objects and will only affect it and any other child objects of the parent directly. That means to keep your intersection object from blowing away most of your scene, visually, link it to what you you want to intersect.

      Cool things can be done with that, though. Negative objects linked to negative objects will carve from the negative object, which can in turn carve from a positive object. Confused? This lets you sculpt a negative object using booleans. Like, say, a positive has a negative sphere intersected with it. You get a dish, sort of. Now let's say the negative sphere has a negative sphere linked to IT, smaller and in the center. The final result is a dish with a hemisphere-like part floating in it. I'd show you, but I don't feel like rendering some examples now...

      Anyway, controlling booleans with any degree of accuracy depends on linking.

      Afterthought: If you knew all of the previous, and they just don't seem to work, you have to render in RayTrace mode for booleans to work. They don't appear in any rendering mode other than RayTrace. The only other one I could think you're using is Phong, but from your images in the gallery I don't believe that is what you're using...

      Any further questions? Post 'em here, I'll try to help...I hope this was helpful!

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    • Well, that was pretty helpful. Thanks. 🙂

      Quote

      Originally posted by Weepul 884:
      **...but from your images in the gallery...
      **

      You must be referring to ImmortalFirefly's graphics here; I've only posted one, and it was done in StrataVision.

    • Thatnks Weepul, I also needed to know that. hehe, I was about to try almost about to try messing with the positive and negative settings to see if I could use them for the booleans, then I saw Immortals topic and clicked on it. Thanks for the explanation Weep!

      -Kevin

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