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Hash, Inc. - Animation:Master

nemyax

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Posts posted by nemyax

  1. a GPU renderer has to be able to hold all the data for what it is rendering in the GPU RAM

    Not necessarily. It's faster that way but it isn't a hard requirement with modern shading languages.

  2. Perhaps using your suggested approach of 32bit bitmask multiple bitmasks could allow for reference to a sequence of bitmasks... each containing 32bits.

    I think I'll go with binary trees of pointers to item as the representation of groups. That doesn't impose silly limits and should make querying and merging reasonably fast.

  3. RE:

    Using Polygon geometry to derive splines is probably a mis-step.

     

     

    and

    You'd probably still need to give it an OBJ as the starting point

     

     

    I"m not sure I follow you as those two statements would seem to cancel themselves out.

    You need a representation of the surface you want to approximate, and OBJ is as good a representation as any.

  4. I'm guessing you mean retopology of dense arbitrary-topology geometry, not something as simple as converting poly edges to splines. There are multiple methods that solve the generic problem of retopology, only they produce polygonal output. It's just that nobody has cared enough about spline patches to adapt the techniques to them.

  5. Could a Neural network learn to convert polygon models to splines if it was given enough examples?

     

    This problem is purely deterministic and can be reliably solved algorithmically. I don't think you'd gain much by training a NN to solve it. I rather think you'd only lose in this particular case.
  6. robcat2075

    The flute soundbite at the end—do you by any chance happen to know where it's from?

     

     

    I guess Disney's "The Great Mouse Detective" was the first feature to use a CG assist, for some mechanical animation.

    Yes, the tower clock sequence always struck me as 3D-rendered, but their shading was all over the place. You can see the paint shifting patterns in motion.

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