All Tools Texture Utility

Heightmap to Mask Generator

Create a black and white mask from a selected height range. Pixels inside the range become pure white, and everything else becomes pure black.

Texture Utility

Heightmap to Mask Generator

Online

Drop in a heightmap, choose the start and end height range, then export a mask at the original image resolution.

Add a heightmap to create a mask.

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Original resolution is preserved on export.