@pmndrs/bvh
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    Interface TopLevelCheck

    The answer to a quality check.

    interface TopLevelCheck {
        builtCost: number;
        relativeCost: number;
        shape: TopLevelShape | null;
    }
    Index
    builtCost: number

    The old shape's cost as built.

    relativeCost: number

    Relative SAH cost of the old shape refit to the current transforms (0 without an old shape).

    shape: TopLevelShape | null

    A new shape when the old one's cost passed the ratio (or there was none); null to keep the old one.