@babylonjs/viewer/dist/chunks/animation-pointer-basecolor-LJgJbGqQ.esm.js

The Babylon Viewer aims to simplify a specific but common Babylon.js use case: loading, viewing, and interacting with a 3D model.

let _animBaseColorDefs = null;
function collectBaseColorDefs(json) {
  for (const anim of json.animations ?? []) {
    for (const ch of anim.channels ?? []) {
      const ptr = ch.target?.extensions?.KHR_animation_pointer?.pointer;
      const m = ptr && /^\/materials\/(\d+)\/pbrMetallicRoughness\/baseColorFactor$/.exec(ptr);
      const def = m && json.materials?.[+m[1]];
      if (def) {
        (_animBaseColorDefs ??= /* @__PURE__ */ new WeakSet()).add(def);
      }
    }
  }
}
function whiteFallback(mat) {
  if (mat._rawMatDef && _animBaseColorDefs?.has(mat._rawMatDef) && !mat._baseColorImage) {
    const f = mat._baseColorFactor;
    const real = [f[0], f[1], f[2], f[3]];
    mat._baseColorFactor = [1, 1, 1, 1];
    return { baseColorFactor: real };
  }
  return null;
}

export { collectBaseColorDefs, whiteFallback };
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