OptionalcontainerSnapshot of the renderer's GPU data textures to surface.
Doubles as the WeakMap key for DataTexturesPanel.openFor
idempotence — one panel per DataTextures instance.
OptionalstoragelocalStorage key for persisting drag position + closed
state. Defaults to "xkt-dtx-panel".
OptionalvisibleShow on construction (default true).
DOM container; defaults to
document.body.