Grid
Rows14
Columns30
Tile size (px)40
Tile corner rounding (px)0
Dark tile lightness10%
Light tile lightness90%
Mortar
Mortar width (px)4
Mortar lightness55%
Wavy mortar amplitude (px)0
Wavy mortar frequency8
Row offset & disorder
Offset per odd row (fraction of tile)0.50
Offset mode
Row jitter (px, disrupts illusion)0
Overlays & export
Show straight reference lines
Board margin (px)40
Illusion strength
Score:
Adjust the controls to see why the score changes. Aim for mid-grey mortar, thin mortar, and ~½-tile offset.
Presets