east Function – makeAggregator

const makeAggregator: (
  schema: ArchetypeSchema,
  ) => (
  device: GPUDevice,
  initialItems: AggregateItem[],
  allocInstances: number,
  allocVertices: number,
  allocIndices: number,
  ) => (
  items: AggregateItem[],
  count: number,
  indexed: number,
  instanced: number,
  offsets: number[],
) => {
  count: number,
  sources: {
  },
  values: { } | undefined,
  uploadRefs: () => void | null,
}

Source

packages / workbench / src / hooks / useAggregator.ts