User-facing state machines: how input becomes scene change.
| Page | Topic |
|---|---|
| Input / Events | Event types, modifiers, output event polling |
| Gizmo | Translate / rotate / scale handles |
| Camera | Orbit camera utility — pan, zoom, orbit, inertia |
| Selection | Object + sub-element selection, edit modes |
| Mesh Edit | Topology ops (move, merge, split, extrude, inset) |
| Undo / Redo | Transform + material history, batched entries |
| Picking | Object-ID buffer, GPU pick vs CPU raycast |