IFClite TypeScript API
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    Interface SimplifiedElementGeometry

    One element's simplified geometry, in its object-placement frame, file units.

    interface SimplifiedElementGeometry {
        color?: ArrayLike<number>;
        expressId: number;
        indices: ArrayLike<number>;
        positions: ArrayLike<number>;
    }
    Index
    color? expressId indices positions
    color?: ArrayLike<number>

    RGBA 0..1 for the replacement's surface style; omit for no style.

    expressId: number
    indices: ArrayLike<number>

    0-based triangle indices (converted to 1-based CoordIndex here).

    positions: ArrayLike<number>

    xyz triplets (f64), element object frame, FILE units, IFC Z-up.

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