CHAPTER 03 · INTERACTIVE DESIGN STUDY
Light Swarm Tower
A landmark that moves with you.
Orbit the tower, then glide your pointer across it.
Thousands of lights flow like a living swarm.
00 / THE IDEA
A tourist landmark that answers to people.
Picture a tall public tower in a civic square or waterfront. Not a copy of a famous silhouette. An original parametric form: tapering, twisting, and waved through its height so the outline shifts as you walk around it.
The surface is a field of small lights. As people move, the lights gather, streak and settle again, like fireflies or a cloud of insects reading the crowd. The structure stays fixed. The life of the landmark is in the light.
WHY THIS FORM
Parametric body. Living skin.
A single definition sets the tower: height, twist rate, wave count and the profile that flares and draws in. Change those inputs and the landmark regenerates as a family of options, not a one-off sculpture.
- 01Readable from a distance. The twisted, wavy silhouette holds on the skyline. Up close, the light field becomes the detail.
- 02Interaction without gimmick. Motion on the surface maps to people moving around the base. The tower feels occupied, not decorative.
- 03Buildable as a system. A lattice or panelised shell carries addressable points of light. The same logic that shapes the form can schedule the fixtures.
HOW THE SWARM WORKS
Points on a surface, pulled by presence.
Each light sits on the parametric skin. When your pointer (standing in for a visitor) meets the tower, nearby lights accelerate toward that place, swirl past it, and brighten. Away from the touch, they drift home and dim. The result is a fluent moving field, not a hard spotlight.
- 01Surface bound. Lights travel in the tower's own UV space, so motion always reads as skin, never as floating particles in open air.
- 02Swarm logic. Pull, swirl and return keep the field fluid. Density and flow strength are open to tune for plaza scale or night events.
- 03Calm when still. With no interaction the lights breathe softly. Presence wakes them. That contrast is the landmark's voice.
IN THE CITY
A place people return to after dark.
Tourist towers earn their keep when they reward a second visit. A parametric light landmark does that by changing with the people around it. Daytime, the form and lattice do the work. At night, the swarm turns the tower into a shared performance you help write by simply moving.
Related reading: Parametric design · Three.js Points · Urban Notes.