function findAccessorByName(gltf, accessorName) {
  const accessors = gltf.accessors;

  for (let i = 0; i < accessors.length; ++i) {
    if (accessors[i].name === accessorName) {
      return i;
    }
  }

  return -1;
}
Provides this bufferView's data. All elements should be defined with
{@link GltfBufferViewBuilder#vec3} and {@link GltfBufferViewBuilder#scalar}
before calling this method.
@param {Array|Float32Array|Uint16Array|Uint32Array} data The data.
@returns {GltfBufferViewBuilder}