processing/p5.js

textAscent() and textDescent() broken if textSize > 200

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#8,771 opened on 2026年5月8日

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Area:TypographyBugHelp Wanted

説明

Most appropriate sub-area of p5.js?

  • Accessibility
  • Color
  • Core/Environment/Rendering
  • Data
  • DOM
  • Events
  • Image
  • IO
  • Math
  • Typography
  • Utilities
  • p5.strands
  • WebGL
  • DevOps, Build process, Unit testing
  • Internationalization (i18n)
  • Friendly Errors
  • Other (specify if possible)

p5.js version

1.11.13

Web browser and version

Chrome latest

Operating system

MacOS

Steps to reproduce this

Steps:

  1. textSize(201)
  2. textDescent()

Snippet:

https://editor.p5js.org/JuanIrache/sketches/2VVe5sram

When text size is larger than 200, trextAscent() and textDescent() break. Their total sum is correct, but they don't point to the top and bottom of the font any more.

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