Drift Register — Issue 04 — Winter observations

A field is only visible where you cut it away.

Eighteen thousand strokes are drifting behind this sheet. Every panel you read is a hole punched through them — the weather keeps moving in the margins.

Field running Curl noise No dependencies Take the controls Read first

02 — Reading the field

Weather, not decoration

A flow field is a lookup table of directions. Ask it where to go from any coordinate and it answers with an angle; follow that answer a few thousand times and you get a stroke. Ask a hundred thousand particles at once and you get something that behaves less like a graphic and more like a climate.

We render ours at quarter-opacity onto a persistent canvas, so each frame leaves a faint sediment behind. Nothing is erased on purpose — the field simply forgets at the same rate it draws, and the balance between those two speeds is the whole aesthetic.

The panels are not layered on top for legibility alone. Their rectangles are fed back into the simulation as repulsors, so strokes bank away from the words before they ever reach them. Type never fights the texture; the texture gets out of the way.

03 — Live parameters

Turn the weather

Four numbers govern everything visible on this page. Move them and the field responds on the next frame — no reload, no reseed unless you ask for one.

03b — Stroke anatomy

What one line knows

01Seed point, drawn from a blue-noise scatter so clusters stay honestvec2
02Its own age, counted in frames, retired on expiryint
03A hue offset borrowed from the field's local curldeg
04Repulsion memory — which cut-out pushed it lastref
05Weight, thinning as the stroke approaches its endpx

04 — Plot ledger

Every plot we kept this season

Archived from the studio plotter, October–February.
Plot	Seed	Field	Strokes	Pen hours
Coastal Register	0x4A1F	curl / warm	21,400	6.2
Nine Quiet Bands	0x0C77	simplex	8,920	2.8
Sediment Study II	0xBE30	curl / cold	44,010	11.9
Margin Weather	0x1D5E	worley	15,760	4.4
Cut-out No. 7	0x9AA2	curl / mixed	33,180	9.1

05 — Hands on deck

Three people, one plotter

Mira Solvang

Field author

Writes the noise functions and argues that every parameter should have a weather word for a name.

Tobias Renn

Pen & paper

Keeps the AxiDraw calibrated and refuses any plot that takes longer than a working day.

Ana Petrova

Editor

Decides where the cut-outs land, which is the same as deciding what the field is allowed to say.