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Reading: Simple Perlin Noise Map

Simple Perlin Noise Map

Published July 16, 2017 - Updated December 11, 2025

This sketch maps perlin noise between a value of 0 and 255 across a grid. Values greater than or equal to 100 are “grass”, values between 75 and 100 are “sand”, and values less than or equal to 75 are “water”.

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