# Latest

**URL:** https://discourse.processing.org/latest.md

[Latest](https://discourse.processing.org/latest.md) · [Categories](https://discourse.processing.org/categories.md) · [Tags](https://discourse.processing.org/tags.md)

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## [PCD @ Worldwide 2026](https://discourse.processing.org/t/pcd-worldwide-2026/48081)

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**Author:** [@sableraph](https://discourse.processing.org/u/sableraph)\
**Replies:** 77\
**Last updated:** [September 22, 2026, 8:59pm UTC](https://discourse.processing.org/t/pcd-worldwide-2026/48081 "2026-09-22T20:59:34Z")

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In 2026, Processing turns 25. This October, we will celebrate together around the world, through events organized by local communities. If Processing or p5.js have been part of your work, teaching, or creative practice, …

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## [Welcome to the Processing Foundation Discourse](https://discourse.processing.org/t/welcome-to-the-processing-foundation-discourse/8)

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**Author:** [@system](https://discourse.processing.org/u/system)\
**Replies:** 0\
**Last updated:** [May 11, 2018, 8:13pm UTC](https://discourse.processing.org/t/welcome-to-the-processing-foundation-discourse/8 "2018-05-11T20:13:33Z")

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This is a place to discuss Processing, p5.js, Processing for Android, Processing for Pi, Processing.py and related software initiatives. It’s a place to talk about general ideas and specific projects. You can learn more …

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## [Guidelines—Answering Questions](https://discourse.processing.org/t/guidelines-answering-questions/2145)

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**Author:** [@ProcessingOrg](https://discourse.processing.org/u/ProcessingOrg)\
**Replies:** 0\
**Last updated:** [July 27, 2018, 8:38pm UTC](https://discourse.processing.org/t/guidelines-answering-questions/2145 "2018-07-27T20:38:12Z")

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If you’re here, it means you’re thinking about contributing to the Processing community by answering questions on the forum. That’s great! This guide is meant to help you answer questions in a way that’s most helpful. B…

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## [Guidelines—Asking Questions](https://discourse.processing.org/t/guidelines-asking-questions/2147)

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**Author:** [@ProcessingOrg](https://discourse.processing.org/u/ProcessingOrg)\
**Replies:** 0\
**Last updated:** [July 27, 2018, 8:50pm UTC](https://discourse.processing.org/t/guidelines-asking-questions/2147 "2018-07-27T20:50:06Z")

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Summary (TL;DR) Ask complete questions to get better answers! Be specific. For example: I want to load an image. I tried using createImg() , and I expected the image to be on canvas, but what happened instead was the i…

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## [Camera3D support for Looking Glass displays](https://discourse.processing.org/t/camera3d-support-for-looking-glass-displays/49407)

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**Author:** [@hx2A](https://discourse.processing.org/u/hx2A)\
**Replies:** 10\
**Last updated:** [September 23, 2026, 9:44am UTC](https://discourse.processing.org/t/camera3d-support-for-looking-glass-displays/49407 "2026-09-23T09:44:04Z")

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Recently I had the opportunity to experiment with a Looking Glass Go display. I used the opportunity to extend Camera3D’s functionality to create images in the correct format for displays made by this company. These dis…

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## [PCD @ San Francisco 2026](https://discourse.processing.org/t/pcd-san-francisco-2026/48820)

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**Author:** [@kjhollen](https://discourse.processing.org/u/kjhollen)\
**Replies:** 2\
**Last updated:** [September 22, 2026, 9:23pm UTC](https://discourse.processing.org/t/pcd-san-francisco-2026/48820 "2026-09-22T21:23:33Z")

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Hi! I’m co-organizing a Processing Community Day 2026 event in San Francisco. This PCD will be co-hosted by Gray Area and tiat on October 3, 2026 at 2665 Mission St, San Francisco, CA 94110. We’ll have some workshops by…

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## [4.5.6 Python Mode Error](https://discourse.processing.org/t/4-5-6-python-mode-error/49409)

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**Author:** [@Kiyoshimon](https://discourse.processing.org/u/Kiyoshimon)\
**Replies:** 5\
**Last updated:** [September 22, 2026, 6:16pm UTC](https://discourse.processing.org/t/4-5-6-python-mode-error/49409 "2026-09-22T18:16:19Z")

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Hi all, I’ve had issues using Python mode since the most recent update. Version 3 does not link to the server anymore to to fetch Python mode, and Version 4.5.6 yields this error upon swapping to Python Mode for 4 (imag…

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## [PCD @Brattleboro 2026](https://discourse.processing.org/t/pcd-brattleboro-2026/48882)

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**Author:** [@izzysnyder2001](https://discourse.processing.org/u/izzysnyder2001)\
**Replies:** 3\
**Last updated:** [September 22, 2026, 5:42pm UTC](https://discourse.processing.org/t/pcd-brattleboro-2026/48882 "2026-09-22T17:42:08Z")

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Hi! I’m organizing a Processing Community Day 2026 event in Brattleboro, VT, USA. I’ll update this thread with more details as planning progresses.

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## [Wrapping images around fractals with Fractal Wrapper](https://discourse.processing.org/t/wrapping-images-around-fractals-with-fractal-wrapper/49140)

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**Author:** [@bryceguy72](https://discourse.processing.org/u/bryceguy72)\
**Replies:** 4\
**Last updated:** [September 22, 2026, 4:06pm UTC](https://discourse.processing.org/t/wrapping-images-around-fractals-with-fractal-wrapper/49140 "2026-09-22T16:06:19Z")

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In 2000 I wrote some code that wrapped a bitmap around the iteration boundaries of a fractal. A few days ago I ported the code into Processing 4 with the help of Claude AI and created some images I thought were interest…

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## [Chooser.files.native still broken](https://discourse.processing.org/t/chooser-files-native-still-broken/49403)

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**Author:** [@PerryJohnson](https://discourse.processing.org/u/PerryJohnson)\
**Replies:** 2\
**Last updated:** [September 21, 2026, 12:24pm UTC](https://discourse.processing.org/t/chooser-files-native-still-broken/49403 "2026-09-21T12:24:12Z")

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I’m still seeing a broken file chooser on the latest Processing versions up through the latest RC. I’m on Linux (Fedora, KDE, Wayland). Yes, there is the preferences workaround below, but I was hoping for a proper fix. …

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## [Backspace not detecting](https://discourse.processing.org/t/backspace-not-detecting/49405)

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**Author:** [@IrohaSakayori168](https://discourse.processing.org/u/IrohaSakayori168)\
**Replies:** 1\
**Last updated:** [September 21, 2026, 7:31am UTC](https://discourse.processing.org/t/backspace-not-detecting/49405 "2026-09-21T07:31:22Z")

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public void keyPressed(){ if(key == CODED){ if(keyCode == LEFT){val--;} if(keyCode == RIGHT){val++;} if(keyCode == BACKSPACE) {System.out.println("Backspace Pressed");editManag…

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## [Question about a simple code using lines and rectangles](https://discourse.processing.org/t/question-about-a-simple-code-using-lines-and-rectangles/49402)

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**Author:** [@JamesP](https://discourse.processing.org/u/JamesP)\
**Replies:** 6\
**Last updated:** [September 20, 2026, 7:19pm UTC](https://discourse.processing.org/t/question-about-a-simple-code-using-lines-and-rectangles/49402 "2026-09-20T19:19:18Z")

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Why is it that I have to use (100,40,400,210) to make the rectangle the same size as the lines? I would have thought I could use (100,40,500,250). It doesn’t make sense to me that 400, 210 is at the same spot as where my…

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## [P5js - inconsistent shader behaviour leading to program crashes](https://discourse.processing.org/t/p5js-inconsistent-shader-behaviour-leading-to-program-crashes/49386)

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**Author:** [@quark](https://discourse.processing.org/u/quark)\
**Replies:** 6\
**Last updated:** [September 20, 2026, 10:33am UTC](https://discourse.processing.org/t/p5js-inconsistent-shader-behaviour-leading-to-program-crashes/49386 "2026-09-20T10:33:04Z")

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Version 3 of canvasGUI (released April 2026) uses a shader to display the GUI over a webgl2 context within a p5.js sketch. This was successful and an example was created to demonstrate it. This example can be found here …

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## [How would you change this sketch?](https://discourse.processing.org/t/how-would-you-change-this-sketch/47805)

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**Author:** [@NickyDeep](https://discourse.processing.org/u/NickyDeep)\
**Replies:** 3\
**Last updated:** [September 19, 2026, 7:18pm UTC](https://discourse.processing.org/t/how-would-you-change-this-sketch/47805 "2026-09-19T19:18:44Z")

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https://openprocessing.org/sketch/2857202 how would you change this sketch so that it got more interesting or funny or contrasted what would you do to it?

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## [Installing Processing 4.5.6 for Windows - reading licences](https://discourse.processing.org/t/installing-processing-4-5-6-for-windows-reading-licences/49231)

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**Author:** [@jsampson45](https://discourse.processing.org/u/jsampson45)\
**Replies:** 1\
**Last updated:** [September 18, 2026, 3:57pm UTC](https://discourse.processing.org/t/installing-processing-4-5-6-for-windows-reading-licences/49231 "2026-09-18T15:57:55Z")

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I see that there are nine licences to read in installng Processing for Windows. Is there an estimate how long it takes to read them?

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## [PCD @ virtual CC Fest 2026](https://discourse.processing.org/t/pcd-virtual-cc-fest-2026/49310)

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**Author:** [@saberkhan](https://discourse.processing.org/u/saberkhan)\
**Replies:** 2\
**Last updated:** [September 18, 2026, 2:18pm UTC](https://discourse.processing.org/t/pcd-virtual-cc-fest-2026/49310 "2026-09-18T14:18:57Z")

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hi folks, Saber here, an educator in Studio City, LA. I am organizing a virtual CC Fest for this October to be a part of PCD 2026. It will be the 10th anniversary of the event. The event will be in October, likely Saturd…

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## [PCD @ San Marcos, TX 2026](https://discourse.processing.org/t/pcd-san-marcos-tx-2026/48884)

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**Author:** [@squishynotions](https://discourse.processing.org/u/squishynotions)\
**Replies:** 5\
**Last updated:** [September 17, 2026, 6:27pm UTC](https://discourse.processing.org/t/pcd-san-marcos-tx-2026/48884 "2026-09-17T18:27:31Z")

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Hi! I’m organizing a Processing Community Day 2026 event in San Marcos, Texas, USA. I’ll update this thread with more details as planning progresses!

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## [APDE WIFI sketch](https://discourse.processing.org/t/apde-wifi-sketch/49384)

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**Author:** [@MPROCD](https://discourse.processing.org/u/MPROCD)\
**Replies:** 0\
**Last updated:** [September 17, 2026, 6:32am UTC](https://discourse.processing.org/t/apde-wifi-sketch/49384 "2026-09-17T06:32:52Z")

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Hello I am writing a program using APDE as development environment. The sketch fails to run, and it seems that the compiler rejects the WIFI code such as udp.send() and receive (). Can anybody provide a WIFI code exam…

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## [Screen resolution hdpi confusion](https://discourse.processing.org/t/screen-resolution-hdpi-confusion/30320)

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**Author:** [@fish233](https://discourse.processing.org/u/fish233)\
**Replies:** 10\
**Last updated:** [September 15, 2026, 2:35pm UTC](https://discourse.processing.org/t/screen-resolution-hdpi-confusion/30320 "2026-09-15T14:35:43Z")

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Hello, semi noob here. I recently switched from a win10 1920x1080 laptop to an m1 MacBook. I made a lot of sketches with size(1080,1080) last year. these displayed nice on the hd screen, but with the MacBook apparently b…

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## [I made an Android p5.js editor — Edit:RiN](https://discourse.processing.org/t/i-made-an-android-p5-js-editor-edit-rin/49366)

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**Author:** [@rin-code](https://discourse.processing.org/u/rin-code)\
**Replies:** 0\
**Last updated:** [September 14, 2026, 10:53am UTC](https://discourse.processing.org/t/i-made-an-android-p5-js-editor-edit-rin/49366 "2026-09-14T10:53:40Z")

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Hi everyone! I’m currently developing Edit:RiN, a free and open-source p5.js editor for Android. I wanted a simple way to write p5.js sketches directly on my phone, preview them immediately, and keep creating wherever …

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## [PCD @ The Hague 2026](https://discourse.processing.org/t/pcd-the-hague-2026/48233)

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**Author:** [@voorbeeld](https://discourse.processing.org/u/voorbeeld)\
**Replies:** 3\
**Last updated:** [September 14, 2026, 9:08am UTC](https://discourse.processing.org/t/pcd-the-hague-2026/48233 "2026-09-14T09:08:37Z")

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Processing Community Day in The Hague We have a space (the studio of RNDR), looking for help in programming and organizing the event.

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## [PCD @ Melbourne 2026](https://discourse.processing.org/t/pcd-melbourne-2026/48807)

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**Author:** [@melaniehuang](https://discourse.processing.org/u/melaniehuang)\
**Replies:** 9\
**Last updated:** [September 14, 2026, 7:17am UTC](https://discourse.processing.org/t/pcd-melbourne-2026/48807 "2026-09-14T07:17:17Z")

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Hi! I’m organising a Processing Community Day 2026 event in Melbourne, Australia which will be part of an exhibition I’m curating Radical Computing. I’ll update this thread with more details as planning progresses.

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## [Problems with a shader overlaying a webgl2 canvas with a 2D image](https://discourse.processing.org/t/problems-with-a-shader-overlaying-a-webgl2-canvas-with-a-2d-image/49342)

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**Author:** [@quark](https://discourse.processing.org/u/quark)\
**Replies:** 0\
**Last updated:** [September 11, 2026, 2:15pm UTC](https://discourse.processing.org/t/problems-with-a-shader-overlaying-a-webgl2-canvas-with-a-2d-image/49342 "2026-09-11T14:15:25Z")

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EDIT: although the information in this discussion is accurate relevant it was based on the assumption there was a problem with the shader program used by canvasGUI. Since then I have carried out test that indicate the p…

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## [Accessing width and height variables much slower in P5 Ver 2.0 compared to Ver 1.0](https://discourse.processing.org/t/accessing-width-and-height-variables-much-slower-in-p5-ver-2-0-compared-to-ver-1-0/49325)

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**Author:** [@ozjerry](https://discourse.processing.org/u/ozjerry)\
**Replies:** 21\
**Last updated:** [September 11, 2026, 12:14pm UTC](https://discourse.processing.org/t/accessing-width-and-height-variables-much-slower-in-p5-ver-2-0-compared-to-ver-1-0/49325 "2026-09-11T12:14:03Z")

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Problem: There seems to be a big discrepancy in performance I recently came back to P5 after not having used it for a few years. I’m just coding. I grabbed the latest version (2.3.2) and wrote a quick game of life prog…

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## [K-means clustering](https://discourse.processing.org/t/k-means-clustering/49313)

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**Author:** [@quark](https://discourse.processing.org/u/quark)\
**Replies:** 2\
**Last updated:** [September 10, 2026, 3:19pm UTC](https://discourse.processing.org/t/k-means-clustering/49313 "2026-09-10T15:19:58Z")

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While browing videos on youtube I came across this video on K-means clustering. Once you get past the channel’s awful intro music :hear\_no\_evil\_monkey: it was worth watching especially if you hadn’t heard of clustering b…

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## [P5.waves - waveforms for motion, patterns and morphing](https://discourse.processing.org/t/p5-waves-waveforms-for-motion-patterns-and-morphing/49335)

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**Author:** [@sebastienvanblaere](https://discourse.processing.org/u/sebastienvanblaere)\
**Replies:** 1\
**Last updated:** [September 10, 2026, 12:05pm UTC](https://discourse.processing.org/t/p5-waves-waveforms-for-motion-patterns-and-morphing/49335 "2026-09-10T12:05:14Z")

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Hi everyone, I’d like to share p5.waves, a small library I’ve been developing for using waveforms to drive motion, shapes and patterns in p5.js. It started with a 16×16 black-and-white grid and a set of wave formulas c…

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## [Processing Sketch Browser](https://discourse.processing.org/t/processing-sketch-browser/48452)

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**Author:** [@adaptinnovative](https://discourse.processing.org/u/adaptinnovative)\
**Replies:** 23\
**Last updated:** [September 9, 2026, 10:15pm UTC](https://discourse.processing.org/t/processing-sketch-browser/48452 "2026-09-09T22:15:04Z")

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processsing sketch browser Video Video https://youtu.be/3UPGjDTa050

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## [PCD @ Montreal 2026](https://discourse.processing.org/t/pcd-montreal-2026/48506)

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**Author:** [@benoit](https://discourse.processing.org/u/benoit)\
**Replies:** 5\
**Last updated:** [September 8, 2026, 1:20pm UTC](https://discourse.processing.org/t/pcd-montreal-2026/48506 "2026-09-08T13:20:18Z")

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Hi! I’m organizing a Processing Community Day 2026 event in Montreal, Canada. It will probably be on the Université de Montréal campus I’ll update this thread with more details as planning progresses.

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## [Size limit of 250 MB issue](https://discourse.processing.org/t/size-limit-of-250-mb-issue/38173)

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**Author:** [@gjs](https://discourse.processing.org/u/gjs)\
**Replies:** 7\
**Last updated:** [September 8, 2026, 11:22am UTC](https://discourse.processing.org/t/size-limit-of-250-mb-issue/38173 "2026-09-08T11:22:42Z")

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I tried to upload a font to my asset folder but received the response: “Error: You cannot upload any more files. You have reached the total size limit of 250 MB. If you would like to upload more, please remove the ones …

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## [PCD Digital Meetup @ V&A 2026](https://discourse.processing.org/t/pcd-digital-meetup-v-a-2026/49322)

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**Author:** [@marcb](https://discourse.processing.org/u/marcb)\
**Replies:** 3\
**Last updated:** [September 6, 2026, 5:15pm UTC](https://discourse.processing.org/t/pcd-digital-meetup-v-a-2026/49322 "2026-09-06T17:15:32Z")

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Hi everyone, I’m an the organiser of creative coding and open hardware meetups in London. We’re celebrating Processing Community Day by organising a special event on 23rd October at the V&A. It’s free, drop in and we’re …

[Next page](https://discourse.processing.org/latest.md?page=1)