message: Cast shadows by default in gltf_viewer
diff: @@ -295,7 +295,6 @@ void SimpleViewer::populateScene(FilamentAsset* asset, bool scale) {
  while (size_t numWritten = mAsset->popRenderables(renderables, kNumAvailable)) {
  for (size_t i = 0; i < numWritten; i++) {
  auto ri = tcm.getInstance(renderables[i]);
  - tcm.setCastShadows(ri, false);
  tcm.setScreenSpaceContactShadows(ri, true);
  }
  mScene->addEntities(renderables, numWritten);
  