A live 2D slice through animated Perlin noise, mapped as a topographic
surface. Move the sliders to reshape the terrain in real time, or hover
the field to read the raw noise value under your cursor.
Noise Field
FPS —
x — y —
noise —
0.01.0
Classic (improved) Perlin noise, evaluated per pixel and summed across
octaves for fractal detail. Elevation is remapped to a terrain
palette — water, sand, grassland, forest, rock, snow — the way Perlin
noise is often used for procedural heightmaps.