Selections

import * as uchi from "npm:uchimata";

const model = await uchi.loadFromURL(urlStevens, {
  center: true,
  normalize: true,
});

const selectionTable = await uchi.selectChromosome(model.data, "chr a");
const subModel = {
  ...model,
  name: "Selected chromosome from model",
  data: selectionTable,
};

const viewConfig = ({
  scale: 0.005,
  color: "crimson",
  links: true,
});

//~ create a scene
let chromatinScene = uchi.initScene();
chromatinScene = uchi.addStructureToScene(chromatinScene, subModel, viewConfig);

const [renderer, canvas] = uchi.display(chromatinScene, { alwaysRedraw: false});

//~ ObservableHQ mechanism for clean-up after cell re-render
invalidation.then(() => renderer.endDrawing());

display(renderer.getCanvasElement());

const urlStevens = "https://pub-5c3f8ce35c924114a178c6e929fc3ac7.r2.dev/Stevens-2017_GSM2219497_Cell_1_model_5.arrow";