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Simulation Artefacts?

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  • Simulation Artefacts?

    One of the many fluid sims I have to do right now is still giving me troubles.
    I already posted this before and I hope cou can help me out here, maybe you can judge by the look of it whats going on here, because I´m still not sure if it´s the mesh or the simulation settings, it looks like jittering fluid, but it might also be mesh penetrations.
    I´m simulating about 55m cells at a size of 0.06m, step size is at 6.
    I can restart the sim tomorrow, right now I´m waiting on another sim to finish.

    I don´t wanna mess with the mesh too much, like simplifying it, because I´m afraid it will become visible, that the fluids don´t line up with the mesh at a certain point.

    I think I had better results in the past with wetting turned off, so I´ll do that first, other than that I´d try to up the SPF value to 8 and maybe increase the cell number to 65m or so...

    If it helps I can send you a short mp4 of a viewport preview.

    Click image for larger version

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  • #2
    it may be low spf issue. the fast moving liquid produces artifacts that may be mistaken for grid artifacts, but are about 2-3 times bigger and do not follow strong lines.
    ______________________________________________
    VRScans developer

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    • #3
      Ok, I´ll try with higher SPF values then...I´m really happy that we got mostly everything else in this project done in time, so we now have some time left to optimize fluids and do some more experimenting instead of just hoping for some one-hit wonders.
      Don´t get me wrong - in the 2 weeks time we had for the first version of the project, we did have a lot of one hit wonders, thanks to your support and the demo scene to start with...but as the unknown aspiring artist always used to say: "There´s always room for improvement".

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