Re-target camera + controls to (0,0,0) at the current distance.
All dimension sliders back to their initial defaults.
True when the scene has non-displayed (slider) dimensions to reset — a 3D-only scene has nothing to reset, so the chip renders disabled.
Restore default rendering settings (same as the panel's Reset button).
All layer parameters back to their authored defaults.
True when the scene exposes layers to reset (chip disabled otherwise).
Request a render so the action's effect is visible immediately.
Frame all visible geometry (same as the F shortcut / Home left-click).