east Function – getArrowSegments

const getArrowSegments: (
  __0: {
    chunks: VectorLike,
    groups?: VectorLike,
    loops?: boolean[] | boolean | null,
    starts?: boolean[] | boolean | null,
    ends?: boolean[] | boolean | null,
  },
) => {
  count: any,
  sparse: number,
  segments: Int8Array,
  anchors: Uint32Array,
  trims: Uint32Array,
  slices: Uint32Array,
  unwelds: Uint32Array | undefined,
  schema: {
  },
}

Make index data for arrow segments/anchor/trim data

Source

packages / workbench / src / layers / arrow-segments.ts