a10 – Quadratic Moiré Grids

Two warped quadratic line lattices overlaid with subtle relative motion create evolving interference (moiré) patterns.

Parameters

Grid A Density A Rotation A Hue A

Grid B Density B Rotation B Hue B

Warp & Motion Warp amp Quadratic coef Phase Drift speed Offset speed

Rendering Stroke width Opacity Light wave

Animate?

Invert background

Controls

Formula

    Two line families: L_A from angle θ_A, L_B from θ_B. Each base straight line y = k is warped: (x',y') = (x + warp*(u² - v²), y + warp*(2 u v)) with u,v normalized coords plus sinusoidal shift phase & drift. Relative motion -> Moiré interference.

   

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Parameters