• Demo vector field generator — paired with makeDemoScalarField to give natural-convection-style streamlines (buoyant updraft over the same plume location + floor inflow + ceiling outflow).

    Used by the Toolbar's Volume Overlay button so streamlines work out of the box; useful as a quick demo generator otherwise.

    Parameters

    • min: [number, number, number]
    • max: [number, number, number]
    • resolution: [number, number, number] = ...

    Returns VectorGrid