// lib.dom.d.ts has the WebGPU interface types (GPUDevice, GPUBuffer, ...) but
// not these runtime flag namespaces, so tsc can't see them even though every
// browser with navigator.gpu provides them.
declare const GPUBufferUsage: {
  MAP_READ: number
  MAP_WRITE: number
  COPY_SRC: number
  COPY_DST: number
  INDEX: number
  VERTEX: number
  UNIFORM: number
  STORAGE: number
  INDIRECT: number
  QUERY_RESOLVE: number
}

declare const GPUMapMode: {
  READ: number
  WRITE: number
}