Geometry

Truchet

Truchet tiles — arcs that fall together into a labyrinth.

Truchet: a geometry effect on the built-in sample photograph. Computed on your machine right now.
Open Truchet in the studio

Controls

cell
Side of one tile in source pixels. The tiles always connect, whatever falls in them
tiles
What joins the middles of the sides: a quarter-circle arc, a straight chord, or a filled quarter. Three different patterns
thickness
Line width as a share of a tile, so the tone of the pattern holds at any output size
levels
How many densities of tile the tone is sorted into
contrast
A number from -1 to 1, 0 by default.
ink
A colour, #ffffff by default.
paper
A colour, #000000 by default.

Starting points

Nearby in Geometry