# Latest

**URL:** https://discourse.processing.org/latest.md?page=454

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

**Page:** 455

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## [Any experience with yFiles](https://discourse.processing.org/t/any-experience-with-yfiles/13410)

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**Author:** [@bask185](https://discourse.processing.org/u/bask185)\
**Replies:** 2\
**Last updated:** [August 18, 2019, 8:10pm UTC](https://discourse.processing.org/t/any-experience-with-yfiles/13410 "2019-08-18T20:10:41Z")

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I want to try out yFiles. It is a software library with which I should be able to create state diagrams with custom features. I am not going to do html and I am not going to do .NET. I can download yFiles library for jav…

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## [Using stencils in P2D / P3D](https://discourse.processing.org/t/using-stencils-in-p2d-p3d/13207)

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**Author:** [@clankill3r](https://discourse.processing.org/u/clankill3r)\
**Replies:** 8\
**Last updated:** [August 18, 2019, 7:59pm UTC](https://discourse.processing.org/t/using-stencils-in-p2d-p3d/13207 "2019-08-18T19:59:05Z")

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I asked Andres Colubri if he could help me out with getting stencils to work in processing. Here it is, and it’s freaking awesome. // Adapted from https://learnopengl.com/Advanced-OpenGL/Stencil-testing void setup() …

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## [Choosing a kinect](https://discourse.processing.org/t/choosing-a-kinect/13451)

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**Author:** [@Omri](https://discourse.processing.org/u/Omri)\
**Replies:** 0\
**Last updated:** [August 18, 2019, 10:29am UTC](https://discourse.processing.org/t/choosing-a-kinect/13451 "2019-08-18T10:29:28Z")

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Hey, I want to start working with kinect in processing, but i can’t figure out which version to buy. Im working on the newest processing and windows 10, which version of kinect will work best with this? Thank you all …

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## [My Sketch just randomly stops/disappears without a trace](https://discourse.processing.org/t/my-sketch-just-randomly-stops-disappears-without-a-trace/13239)

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**Author:** [@wakewatcher](https://discourse.processing.org/u/wakewatcher)\
**Replies:** 6\
**Last updated:** [August 18, 2019, 3:43pm UTC](https://discourse.processing.org/t/my-sketch-just-randomly-stops-disappears-without-a-trace/13239 "2019-08-18T15:43:56Z")

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I’ve got a processing sketch that has been merrily humming along for a few months. (This is not some fancy graphics sketch just something I’m using/learning to monitor my HVAC system.) Recently about once a day it just …

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## [Processing Build Failed](https://discourse.processing.org/t/processing-build-failed/13449)

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**Author:** [@tomcat](https://discourse.processing.org/u/tomcat)\
**Replies:** 1\
**Last updated:** [August 18, 2019, 2:06pm UTC](https://discourse.processing.org/t/processing-build-failed/13449 "2019-08-18T14:06:56Z")

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Hi to all, i am a beginner user, sorry for my english, i need programming one app for the Phone Samsung A3 2017, using Processing 3.5.3 and update the SDK in automatic process on startup the installation. Copy the code …

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## [Help with a VR example (beginner)](https://discourse.processing.org/t/help-with-a-vr-example-beginner/13434)

<div class="topic-metadata">

**Author:** [@proc8888](https://discourse.processing.org/u/proc8888)\
**Replies:** 2\
**Last updated:** [August 18, 2019, 1:52pm UTC](https://discourse.processing.org/t/help-with-a-vr-example-beginner/13434 "2019-08-18T13:52:57Z")

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I did the following basic test code and created 4 boxes in 3D ‘space’. I would like to view this output using my Iphone 7, looking through a Virtual Reality (VR) headset for example, the Google cardboard. What code cha…

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## [Fixed filter bank neural networks](https://discourse.processing.org/t/fixed-filter-bank-neural-networks/13424)

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**Author:** [@seanc4s](https://discourse.processing.org/u/seanc4s)\
**Replies:** 1\
**Last updated:** [August 18, 2019, 12:05pm UTC](https://discourse.processing.org/t/fixed-filter-bank-neural-networks/13424 "2019-08-18T12:05:41Z")

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Fixed filter bank neural networks. See also: https://github.com/S6Regen/Fixed-Filter-Bank-Neural-Networks // Fixed filter bank neural networks in the processing language (Java+easy graphics etc.) // www.processing.org …

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## [P5 Math in Motion – GSoC Proposal](https://discourse.processing.org/t/p5-math-in-motion-gsoc-proposal/10072)

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**Author:** [@Oskar](https://discourse.processing.org/u/Oskar)\
**Replies:** 25\
**Last updated:** [August 18, 2019, 5:59am UTC](https://discourse.processing.org/t/p5-math-in-motion-gsoc-proposal/10072 "2019-08-18T05:59:26Z")

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Hi Everyone, This is @Alexandra and @Oskar. We are a team from NYC, and this is our GSoC Project Proposal. Below is the link to our project github page, we hope that you find it interesting, and we would love to hea…

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## [Weird arc full circle (bug?)](https://discourse.processing.org/t/weird-arc-full-circle-bug/13439)

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**Author:** [@atuco](https://discourse.processing.org/u/atuco)\
**Replies:** 1\
**Last updated:** [August 17, 2019, 10:53pm UTC](https://discourse.processing.org/t/weird-arc-full-circle-bug/13439 "2019-08-17T22:53:58Z")

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Hi, I try to export a processing sketch in js but I’ve a strange behaviour. There are stranges randoms (and always in the begining of the sketch) full circles only in the js You can see in this page: https://codepen.io…

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## [Import 'javax.media' in Python mode](https://discourse.processing.org/t/import-javax-media-in-python-mode/13428)

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**Author:** [@solub](https://discourse.processing.org/u/solub)\
**Replies:** 2\
**Last updated:** [August 17, 2019, 5:11pm UTC](https://discourse.processing.org/t/import-javax-media-in-python-mode/13428 "2019-08-17T17:11:30Z")

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Hi, Just a quick question – I would like to import the PerspectiveTransform and WarpPerspective classes from javax.media.jai in Python mode. Simply writing from javax.media.jai import PerspectiveTransform, WarpPerspec…

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## [Exponential Impulse not working](https://discourse.processing.org/t/exponential-impulse-not-working/13397)

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**Author:** [@clankill3r](https://discourse.processing.org/u/clankill3r)\
**Replies:** 3\
**Last updated:** [August 17, 2019, 2:21pm UTC](https://discourse.processing.org/t/exponential-impulse-not-working/13397 "2019-08-17T14:21:48Z")

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I’m working on this page: And I try to get Exponential Impulse to work: Exponential Impulse Great for triggering behaviours or making envelopes for music or animation, and for anything that grows fast and then slowl…

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## [Import java.net.URI doesn't work](https://discourse.processing.org/t/import-java-net-uri-doesnt-work/13425)

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**Author:** [@devlogerio](https://discourse.processing.org/u/devlogerio)\
**Replies:** 2\
**Last updated:** [August 17, 2019, 10:41am UTC](https://discourse.processing.org/t/import-java-net-uri-doesnt-work/13425 "2019-08-17T10:41:24Z")

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I am going to make a URI using java.net.URI, it gives me the following error Unhandled exception type URISyntaxException, Im wondering why (import java.net.URI) is not working! Can anyone suggest anything? Error: Unha…

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## [Drag & Drop Folders impossible?](https://discourse.processing.org/t/drag-drop-folders-impossible/13394)

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**Author:** [@kaotiklabs](https://discourse.processing.org/u/kaotiklabs)\
**Replies:** 1\
**Last updated:** [August 16, 2019, 11:48pm UTC](https://discourse.processing.org/t/drag-drop-folders-impossible/13394 "2019-08-16T23:48:45Z")

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Hi, I need to drop files or folders into my p5js canvas. I’m using cnv.drop() but it only allows for a single file or an array of files. How could I also drop folders? How are you doing it? Thanks in advance.

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## [TimedEvents library problem](https://discourse.processing.org/t/timedevents-library-problem/13406)

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**Author:** [@aledante](https://discourse.processing.org/u/aledante)\
**Replies:** 2\
**Last updated:** [August 16, 2019, 10:20pm UTC](https://discourse.processing.org/t/timedevents-library-problem/13406 "2019-08-16T22:20:57Z")

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Hi everyone, Excuse my poor english. I´m having problems with TimedEvents library. I can not get it to draw anything. Even examples doesn´t work. Nothing inside void onTimerEvent() draw anything. import org.multiply.p…

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## [Combine different projects](https://discourse.processing.org/t/combine-different-projects/13422)

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**Author:** [@joakox98](https://discourse.processing.org/u/joakox98)\
**Replies:** 2\
**Last updated:** [August 16, 2019, 8:33pm UTC](https://discourse.processing.org/t/combine-different-projects/13422 "2019-08-16T20:33:28Z")

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Hello, this is my first post, and my english maybe it’s bad. But i need help I have 3 different projects that I’m working, but i have to create a menu to go to all of them, like they are levels, and also, go from one l…

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## [Caterpilar in the box](https://discourse.processing.org/t/caterpilar-in-the-box/13420)

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**Author:** [@deseingalt](https://discourse.processing.org/u/deseingalt)\
**Replies:** 0\
**Last updated:** [August 16, 2019, 7:03pm UTC](https://discourse.processing.org/t/caterpilar-in-the-box/13420 "2019-08-16T19:03:09Z")

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## [Blockly javascript code](https://discourse.processing.org/t/blockly-javascript-code/13288)

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**Author:** [@deseingalt](https://discourse.processing.org/u/deseingalt)\
**Replies:** 5\
**Last updated:** [August 16, 2019, 5:55pm UTC](https://discourse.processing.org/t/blockly-javascript-code/13288 "2019-08-16T17:55:33Z")

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Hi, Does anybody know how to adapt a blockly javascript code to P5.Js…? Thanks

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## [Complex Boundaries](https://discourse.processing.org/t/complex-boundaries/12088)

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**Author:** [@LordCacops](https://discourse.processing.org/u/LordCacops)\
**Replies:** 7\
**Last updated:** [August 16, 2019, 3:49pm UTC](https://discourse.processing.org/t/complex-boundaries/12088 "2019-08-16T15:49:59Z")

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Hello! Here we have a simple system for vehicles to avoid a demarcated boundary. // The Nature of Code // Daniel Shiffman // http://natureofcode.com // Stay Within Walls // "Made-up" Steering behavior to stay within w…

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## [Did you help organize a PCD 2019? I could use your feedback](https://discourse.processing.org/t/did-you-help-organize-a-pcd-2019-i-could-use-your-feedback/13226)

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**Author:** [@saberkhan](https://discourse.processing.org/u/saberkhan)\
**Replies:** 1\
**Last updated:** [August 16, 2019, 2:12pm UTC](https://discourse.processing.org/t/did-you-help-organize-a-pcd-2019-i-could-use-your-feedback/13226 "2019-08-16T14:12:06Z")

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Hi everyone, I would love to get your thoughts on how organizing PCD 2019 went for you. Please fill out this short survey. This feedback will be helpful as we plan PCD 2020. Thanks, Saber Education Community Manage…

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## [Trying to use save() to save an image to absolute path folder](https://discourse.processing.org/t/trying-to-use-save-to-save-an-image-to-absolute-path-folder/13293)

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**Author:** [@jeffmarc](https://discourse.processing.org/u/jeffmarc)\
**Replies:** 16\
**Last updated:** [August 16, 2019, 1:29pm UTC](https://discourse.processing.org/t/trying-to-use-save-to-save-an-image-to-absolute-path-folder/13293 "2019-08-16T13:29:29Z")

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save(“C:/myfolder/image.png”); It doesn’t get written to the C:/myfolder directory. After searching C:/ it appears in Windows recent folder save() description says it is saved by default in the sketch folder. If i do…

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## [Processing and FTP](https://discourse.processing.org/t/processing-and-ftp/13381)

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**Author:** [@Freiherrfrank](https://discourse.processing.org/u/Freiherrfrank)\
**Replies:** 2\
**Last updated:** [August 16, 2019, 11:26am UTC](https://discourse.processing.org/t/processing-and-ftp/13381 "2019-08-16T11:26:12Z")

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Hallo, maybe someone can help me. I wrote a FTP Software with Processing and a FTP Library from enterprisedt.com. It is running very well but i can not looking for the Speed of Downloading or Uploading while this transfe…

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## [Unable to get the right sound library for apde](https://discourse.processing.org/t/unable-to-get-the-right-sound-library-for-apde/13095)

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**Author:** [@david\_marc](https://discourse.processing.org/u/david_marc)\
**Replies:** 2\
**Last updated:** [August 16, 2019, 11:16am UTC](https://discourse.processing.org/t/unable-to-get-the-right-sound-library-for-apde/13095 "2019-08-16T11:16:07Z")

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Hi,please can you help me with a link to get the right sound library that will work on apde. if it has video tutorials or documentry,that will be good. thank you very much.

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## [Raspberry pi or alternative + kinect](https://discourse.processing.org/t/raspberry-pi-or-alternative-kinect/13389)

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**Author:** [@haanglide](https://discourse.processing.org/u/haanglide)\
**Replies:** 2\
**Last updated:** [August 16, 2019, 9:45am UTC](https://discourse.processing.org/t/raspberry-pi-or-alternative-kinect/13389 "2019-08-16T09:45:29Z")

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Hi! I need to use a depthcamera kinect v1 or v2 doesnt matter. I just need a lowresolution image with a depth value so I can remove background within a certain threshold. I want to run this at at least 30 fps. Not sure i…

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## [Play The Game!: STACKER, the Processing game inspired by Ketchapp: 'Stack'](https://discourse.processing.org/t/play-the-game-stacker-the-processing-game-inspired-by-ketchapp-stack/13363)

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**Author:** [@humayung](https://discourse.processing.org/u/humayung)\
**Replies:** 0\
**Last updated:** [August 13, 2019, 8:09pm UTC](https://discourse.processing.org/t/play-the-game-stacker-the-processing-game-inspired-by-ketchapp-stack/13363 "2019-08-13T20:09:46Z")

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Hey Guys! This week I’m developing a game called ‘STACKER’. This game is inspired by Ketchapp: ‘Stack’ with slightly different styles. Let me know guys your feedback! edit: and now with different name :wink: Source Co…

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## [Finally A Pure Python Implementation of The Processing Api](https://discourse.processing.org/t/finally-a-pure-python-implementation-of-the-processing-api/13396)

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**Author:** [@appinv](https://discourse.processing.org/u/appinv)\
**Replies:** 5\
**Last updated:** [August 15, 2019, 7:35pm UTC](https://discourse.processing.org/t/finally-a-pure-python-implementation-of-the-processing-api/13396 "2019-08-15T19:35:07Z")

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Greetings all. I open sourced a WIP processing version in pure Python with no dependency (does not run on Jython but on the normal CPython interpreter). Did it so that normal Python libraries can be used. No need to dev…

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## [Opacity with blending](https://discourse.processing.org/t/opacity-with-blending/13292)

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**Author:** [@jeffthompson](https://discourse.processing.org/u/jeffthompson)\
**Replies:** 13\
**Last updated:** [August 15, 2019, 6:35pm UTC](https://discourse.processing.org/t/opacity-with-blending/13292 "2019-08-15T18:35:07Z")

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I’m implementing a divide blend mode by hand to do background removal from a bunch of images. In Photoshop, I can also set the opacity of the background layer to make it a little less harsh, like this: But I can’t fig…

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## [Processing websockets library wont work on Android 6 or less](https://discourse.processing.org/t/processing-websockets-library-wont-work-on-android-6-or-less/13362)

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**Author:** [@devlogerio](https://discourse.processing.org/u/devlogerio)\
**Replies:** 0\
**Last updated:** [August 13, 2019, 7:43pm UTC](https://discourse.processing.org/t/processing-websockets-library-wont-work-on-android-6-or-less/13362 "2019-08-13T19:43:15Z")

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Hello. Im trying to make an android app using processing for android, i do nothing special unless using the websockets library provided in the library section of the processing itself. After adding the permissionin to …

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## [Drawing the inverse of a circle in a bounding rectangle](https://discourse.processing.org/t/drawing-the-inverse-of-a-circle-in-a-bounding-rectangle/13333)

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**Author:** [@LoliProcessor](https://discourse.processing.org/u/LoliProcessor)\
**Replies:** 2\
**Last updated:** [August 15, 2019, 4:17pm UTC](https://discourse.processing.org/t/drawing-the-inverse-of-a-circle-in-a-bounding-rectangle/13333 "2019-08-15T16:17:14Z")

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I am trying to draw an overlay for the rounded corner of cards. There is the rounded corners mode by drawing regular rectangles, but the cards are stored in images. Is there a more efficient method in processing other …

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## [About map and error checking and preventing](https://discourse.processing.org/t/about-map-and-error-checking-and-preventing/13211)

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**Author:** [@clankill3r](https://discourse.processing.org/u/clankill3r)\
**Replies:** 3\
**Last updated:** [August 15, 2019, 2:18pm UTC](https://discourse.processing.org/t/about-map-and-error-checking-and-preventing/13211 "2019-08-15T14:18:12Z")

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map was once a simple function 4 times faster that looked like this: static public float map(float value, float istart, float istop, float ostart, float ostop) { return ostart + (ostop - ostart) \* ((value - istart) …

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## [Different values for position when rotating around a circle](https://discourse.processing.org/t/different-values-for-position-when-rotating-around-a-circle/13395)

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**Author:** [@fedpep](https://discourse.processing.org/u/fedpep)\
**Replies:** 8\
**Last updated:** [August 15, 2019, 1:39pm UTC](https://discourse.processing.org/t/different-values-for-position-when-rotating-around-a-circle/13395 "2019-08-15T13:39:28Z")

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Hello, I was refactoring some old code and I noticed a problem with this sketch. It starts getting weird when there are 7 or 11, 13 (ad so on…) values in the array. I’m sure that’s because there are floating variables bu…

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