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Letter-shaped city skyline prompt using signed distance fields

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Gadgetify
Contributed byGadgetifyXSource

Jul 28, 2026

Letter-shaped city skyline prompt using signed distance fields A pseudo-mathematical prompt that builds a miniature city skyline in the shape of a chosen letter, styled after a chosen city's architecture. Works well with ChatGPT.

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Prompt ContentSave

INPUT: $ LETTER, $ CITY_STYLE // Define a 3D signed distance field for the target letterform. Ω(x,y,z) = letter_sdf($ LETTER) // negative inside the letter shape // City morphology: generate building placement via a 3D Poisson‐disc sampling constrained to the interior (Ω < 0). // Each building’s hei...

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Usage

This prompt is designed for use with creative. Copy the prompt content above and paste it into your preferred AI tool.

For best results, you may customize the placeholders (indicated by square brackets or capital letters) with your specific requirements.

References

Categories:creative| twitter| cityscape| typography

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