Interactive visualization of the continuity of (cubic) Bézier splines
- canvas: add points by clicking/move points by clicking on them, moving the mouse, and clicking again to release
- switch between adding and moving points using the button (top left)
- switch between broken/aligned/mirrored continuity using the buttons (top right)
Inspired by the visualizations in Freya Holmér's video "The Continuity of Splines" [link]