# Latest

**URL:** https://discourse.processing.org/latest.md?no_subcategories=false&page=590

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

**Page:** 591

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## [Assignment due soon i need help pls](https://discourse.processing.org/t/assignment-due-soon-i-need-help-pls/2904)

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**Author:** [@codinghelppls12009](https://discourse.processing.org/u/codinghelppls12009)\
**Replies:** 8\
**Last updated:** [August 31, 2018, 9:20am UTC](https://discourse.processing.org/t/assignment-due-soon-i-need-help-pls/2904 "2018-08-31T09:20:58Z")

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I have an assignment due and I need help within the next 5 hours. I am desperate pls help me. I will fail,. I feel like it all SHOULD work but it doesn’t. Please help me. What I need help with: my bee picture deletes …

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## [Adding a new shape in the orbit](https://discourse.processing.org/t/adding-a-new-shape-in-the-orbit/3091)

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**Author:** [@Kirrat](https://discourse.processing.org/u/Kirrat)\
**Replies:** 5\
**Last updated:** [August 31, 2018, 5:44am UTC](https://discourse.processing.org/t/adding-a-new-shape-in-the-orbit/3091 "2018-08-31T05:44:06Z")

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Hi i’m trying to make the shapes move in an orbit below whenever any of the shapes is clicked above. It’s pretty much happening if you run the code below. The problem is that when ever a new shape is clicked the previou…

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## [Installing libusbjava](https://discourse.processing.org/t/installing-libusbjava/2621)

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**Author:** [@olivi55](https://discourse.processing.org/u/olivi55)\
**Replies:** 4\
**Last updated:** [August 31, 2018, 3:48am UTC](https://discourse.processing.org/t/installing-libusbjava/2621 "2018-08-31T03:48:01Z")

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Hi everyone, I’m currently trying to use libusbjava as shown on this website, but I get an error, and can’t manage to get it to work, since I’m not so experienced with raw Java… The thing is this example was made in 200…

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## [How to declare a constant in Processing editor & p5.js? (reported issue)](https://discourse.processing.org/t/how-to-declare-a-constant-in-processing-editor-p5-js-reported-issue/2855)

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**Author:** [@Laurent](https://discourse.processing.org/u/Laurent)\
**Replies:** 12\
**Last updated:** [August 30, 2018, 6:56pm UTC](https://discourse.processing.org/t/how-to-declare-a-constant-in-processing-editor-p5-js-reported-issue/2855 "2018-08-30T18:56:30Z")

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Hi everyone. When declaring a constant, Processing Editor show me the following error message: SyntaxError: expected an operator but found const In Javascript, the first line (generating the error message in Processi…

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## [A Forest of Actors (PraxisLIVE)](https://discourse.processing.org/t/a-forest-of-actors-praxislive/2298)

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**Author:** [@neilcsmith](https://discourse.processing.org/u/neilcsmith)\
**Replies:** 0\
**Last updated:** [August 2, 2018, 9:39am UTC](https://discourse.processing.org/t/a-forest-of-actors-praxislive/2298 "2018-08-02T09:39:42Z")

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I’m working on migrating and updating various old blog posts about PraxisLIVE, and thought this might interest or be useful to a few people on here. While you might have come across PraxisLIVE as an alternative IDE and r…

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## [Boof cv library error](https://discourse.processing.org/t/boof-cv-library-error/2880)

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**Author:** [@Lovell](https://discourse.processing.org/u/Lovell)\
**Replies:** 4\
**Last updated:** [August 30, 2018, 8:40am UTC](https://discourse.processing.org/t/boof-cv-library-error/2880 "2018-08-30T08:40:43Z")

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Hi guys my name is Lovell a Business IT student i am fairly new to processing. I am currently working on computer vision specifically, image classification with the boofCV library. I keep getting this error each time i r…

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## [Not Able to Render Multiple Shapes](https://discourse.processing.org/t/not-able-to-render-multiple-shapes/3047)

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**Author:** [@kokomoko](https://discourse.processing.org/u/kokomoko)\
**Replies:** 6\
**Last updated:** [August 30, 2018, 12:00am UTC](https://discourse.processing.org/t/not-able-to-render-multiple-shapes/3047 "2018-08-30T00:00:45Z")

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OK guys, I have been using P3D and I’m trying to render multiple minecraft grass blocks using a for loop. I have a for loop in draw that runs this function, increasing x each iteration: void makeTexturedCube(PImage pix,…

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## [Random x placement and proportional scaling](https://discourse.processing.org/t/random-x-placement-and-proportional-scaling/3102)

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**Author:** [@tefa](https://discourse.processing.org/u/tefa)\
**Replies:** 5\
**Last updated:** [August 29, 2018, 10:11pm UTC](https://discourse.processing.org/t/random-x-placement-and-proportional-scaling/3102 "2018-08-29T22:11:07Z")

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Hello Processors, thank you for your time. I am trying to place video-objects along the same y height but random x position, it works but it moves non stop. Also I am trying to scale, proportionally the object using the …

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## [Early builds of the new Processing Sound library available for testing](https://discourse.processing.org/t/early-builds-of-the-new-processing-sound-library-available-for-testing/1796)

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**Author:** [@kevinstadler](https://discourse.processing.org/u/kevinstadler)\
**Replies:** 4\
**Last updated:** [August 29, 2018, 8:45pm UTC](https://discourse.processing.org/t/early-builds-of-the-new-processing-sound-library-available-for-testing/1796 "2018-08-29T20:45:52Z")

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Hello, as part of Google Summer of Code I’m currently doing a from-scratch rewrite of the Processing Sound library based on a Java sound synthesis engine, which should improve support for platforms such as Android and R…

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## [PImage Arrays and auto scrolling photo strip](https://discourse.processing.org/t/pimage-arrays-and-auto-scrolling-photo-strip/3074)

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**Author:** [@ChrisTMChen](https://discourse.processing.org/u/ChrisTMChen)\
**Replies:** 3\
**Last updated:** [August 29, 2018, 3:50pm UTC](https://discourse.processing.org/t/pimage-arrays-and-auto-scrolling-photo-strip/3074 "2018-08-29T15:50:27Z")

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Hi everyone! New member to the forum here (and processing). So thank you in advance to whoever might be able to help out. I’m working towards a bigger coding project for developing a photo projection installation, and …

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## [Icons smaller than intended](https://discourse.processing.org/t/icons-smaller-than-intended/3084)

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**Author:** [@dtmr](https://discourse.processing.org/u/dtmr)\
**Replies:** 4\
**Last updated:** [August 29, 2018, 2:26pm UTC](https://discourse.processing.org/t/icons-smaller-than-intended/3084 "2018-08-29T14:26:31Z")

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When custom icons are placed in the sketch folder, the icons appear with padding (in circles) on the emulator - smaller than intended. See the example: The orange icon, icon-96.png, is a solid 96x96 pixel rectangle. What…

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## [Basic shader help](https://discourse.processing.org/t/basic-shader-help/2895)

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**Author:** [@steve\_j](https://discourse.processing.org/u/steve_j)\
**Replies:** 7\
**Last updated:** [August 29, 2018, 12:57pm UTC](https://discourse.processing.org/t/basic-shader-help/2895 "2018-08-29T12:57:19Z")

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Im currently trying to get my head around shaders. Have tried adapting the the “VideoMappingWithShader” fragment shader from gohai’s GL video Pi library to add a gradient to the video. i get a “OpenGL error 1282 at top …

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## [Problem with DOM button causing site to reload](https://discourse.processing.org/t/problem-with-dom-button-causing-site-to-reload/3086)

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**Author:** [@Bitstrips](https://discourse.processing.org/u/Bitstrips)\
**Replies:** 2\
**Last updated:** [August 29, 2018, 1:37am UTC](https://discourse.processing.org/t/problem-with-dom-button-causing-site-to-reload/3086 "2018-08-29T01:37:42Z")

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I’m not sure if the button click is the source but when I submit the numbers the result would dissapear nearly instantly and then dissapear because of the site reloading. I want a result to show up at the output class. I …

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## [Array Index Out of Bounds error on Array List](https://discourse.processing.org/t/array-index-out-of-bounds-error-on-array-list/3006)

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**Author:** [@eschulzpsd](https://discourse.processing.org/u/eschulzpsd)\
**Replies:** 10\
**Last updated:** [August 28, 2018, 10:51pm UTC](https://discourse.processing.org/t/array-index-out-of-bounds-error-on-array-list/3006 "2018-08-28T22:51:25Z")

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I’m creating a random item generator from an array list. When I get down to an empty list, I want a ‘gameOver’ function to run, but I get an Array Index Out of Bounds error. I’m wondering if I have a variable issue whe…

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## [Kinect with Max and Processing](https://discourse.processing.org/t/kinect-with-max-and-processing/3062)

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**Author:** [@zoppa](https://discourse.processing.org/u/zoppa)\
**Replies:** 2\
**Last updated:** [August 28, 2018, 9:20pm UTC](https://discourse.processing.org/t/kinect-with-max-and-processing/3062 "2018-08-28T21:20:37Z")

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Hi, I am using Kinect V1 with Synapse for Max and sending the OSC data to Processing. But I am receiving so many glitches that are destroying all the audio sound after 50 seconds of data flow. I am using 512 I/O Vector …

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## [A question about an exercise in \<Algorithms for Visual Design\>](https://discourse.processing.org/t/a-question-about-an-exercise-in-algorithms-for-visual-design/3040)

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**Author:** [@Xinquan](https://discourse.processing.org/u/Xinquan)\
**Replies:** 8\
**Last updated:** [August 28, 2018, 6:09pm UTC](https://discourse.processing.org/t/a-question-about-an-exercise-in-algorithms-for-visual-design/3040 "2018-08-28T18:09:17Z")

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Currently I am reading the book by Kostas Terzidis. I meet a question doing the exercise1-9 9. Write the shortest possible procedural code that can generate the following number pattern using only standard arithmetic …

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## [What does get() return?](https://discourse.processing.org/t/what-does-get-return/3069)

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**Author:** [@malaJ0](https://discourse.processing.org/u/malaJ0)\
**Replies:** 2\
**Last updated:** [August 28, 2018, 5:14pm UTC](https://discourse.processing.org/t/what-does-get-return/3069 "2018-08-28T17:14:17Z")

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Hey everyone, I’m trying to figure out what does get() return when you use it with 4 arguments - as referred to at processing References. Does it return a matrix of w\*h dimension, while x and y is the position of the t…

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## [JOptionPane and Strings](https://discourse.processing.org/t/joptionpane-and-strings/3049)

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**Author:** [@pcoderbasic](https://discourse.processing.org/u/pcoderbasic)\
**Replies:** 2\
**Last updated:** [August 28, 2018, 10:16am UTC](https://discourse.processing.org/t/joptionpane-and-strings/3049 "2018-08-28T10:16:42Z")

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Hi, where can i get some sort of reference for fetching some strings via JOptionPane and then later displaying them on console

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## [Unable to save point cloud 3d data video](https://discourse.processing.org/t/unable-to-save-point-cloud-3d-data-video/3024)

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**Author:** [@vivekbarsaiyan](https://discourse.processing.org/u/vivekbarsaiyan)\
**Replies:** 3\
**Last updated:** [August 28, 2018, 7:36am UTC](https://discourse.processing.org/t/unable-to-save-point-cloud-3d-data-video/3024 "2018-08-28T07:36:19Z")

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I AM USING LIDAR SENSOR FOR CREATING POINT CLOUD BY INTERFACING WITH ARDUINO UNO BOARD AND PROCESSING I3 SOFTWARE BUT UNABLE TO SAVE THE 3D OUTPUT POINT CLOUD VIDEO DATA. MEAN WHILE I TRIED FOR SAVING EACH POINT CLOUD A…

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## [Saving canvas in PDF](https://discourse.processing.org/t/saving-canvas-in-pdf/3025)

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**Author:** [@HEX0x6C](https://discourse.processing.org/u/HEX0x6C)\
**Replies:** 9\
**Last updated:** [August 28, 2018, 6:24am UTC](https://discourse.processing.org/t/saving-canvas-in-pdf/3025 "2018-08-28T06:24:05Z")

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I need to save a vector graphics version of the canvas in p5.js. Is there something like library processing.pdf.\* in p5.js? Hope so.

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## [How to create a single .exe file?](https://discourse.processing.org/t/how-to-create-a-single-exe-file/3044)

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**Author:** [@Kayno](https://discourse.processing.org/u/Kayno)\
**Replies:** 7\
**Last updated:** [August 28, 2018, 1:49am UTC](https://discourse.processing.org/t/how-to-create-a-single-exe-file/3044 "2018-08-28T01:49:43Z")

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Hi, I already know how to export an app, and it would be great if i could create a single .exe file to open it. So i would like to know if it’s possible and how to do it ! :slight\_smile: Thanks in advance ! :+1:

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## [PCD@LA 2019 Track: Radical Pedagogy](https://discourse.processing.org/t/pcd-la-2019-track-radical-pedagogy/3042)

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**Author:** [@dorothy](https://discourse.processing.org/u/dorothy)\
**Replies:** 2\
**Last updated:** [August 27, 2018, 10:59pm UTC](https://discourse.processing.org/t/pcd-la-2019-track-radical-pedagogy/3042 "2018-08-27T22:59:11Z")

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Hello! I wanted to make certain I created a thread for community members interested in discussing and asking questions related to the Radical Pedagogy track for PCD@LA 2019. Below, you will find a brief description and …

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## [Exporting files](https://discourse.processing.org/t/exporting-files/3012)

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**Author:** [@Groot](https://discourse.processing.org/u/Groot)\
**Replies:** 2\
**Last updated:** [August 27, 2018, 5:47pm UTC](https://discourse.processing.org/t/exporting-files/3012 "2018-08-27T17:47:05Z")

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Hey - when i export the file and save it down. I am unable to email and/or share the file. is there something i am missing? thanks

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## [Problems with understanding language](https://discourse.processing.org/t/problems-with-understanding-language/3016)

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**Author:** [@crab](https://discourse.processing.org/u/crab)\
**Replies:** 4\
**Last updated:** [August 27, 2018, 2:55pm UTC](https://discourse.processing.org/t/problems-with-understanding-language/3016 "2018-08-27T14:55:54Z")

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There is code for the snake game i am trying to recreate, but it fails on line 44 after eating food with ArrayIndexOutOfBoundsException : 1 Can anybody explain why this happens and how can i fix this? (only death by ov…

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## [Kinect V1 and V2](https://discourse.processing.org/t/kinect-v1-and-v2/3021)

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**Author:** [@totovr76](https://discourse.processing.org/u/totovr76)\
**Replies:** 0\
**Last updated:** [August 27, 2018, 12:35pm UTC](https://discourse.processing.org/t/kinect-v1-and-v2/3021 "2018-08-27T12:35:20Z")

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More examples added to execute user detection and skeleton tracking with SimpleOpenNI and Processing 3.4

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## [ControlP5 background color](https://discourse.processing.org/t/controlp5-background-color/3011)

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**Author:** [@Lunkvoul](https://discourse.processing.org/u/Lunkvoul)\
**Replies:** 2\
**Last updated:** [August 27, 2018, 8:01am UTC](https://discourse.processing.org/t/controlp5-background-color/3011 "2018-08-27T08:01:40Z")

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Hi everyone! Is there any option to change cp5 background colour? From Examples: void setup() { size(800, 400); noStroke(); cp5 = new ControlP5(this); cp5.begin(cp5.addBackground("abc")); cp5.addSlide…

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## [Creating ellipses with different colours and sizes](https://discourse.processing.org/t/creating-ellipses-with-different-colours-and-sizes/2834)

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**Author:** [@tomvons](https://discourse.processing.org/u/tomvons)\
**Replies:** 25\
**Last updated:** [August 27, 2018, 7:25am UTC](https://discourse.processing.org/t/creating-ellipses-with-different-colours-and-sizes/2834 "2018-08-27T07:25:52Z")

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Hey there, I’m trying to create something similar to this video: https://www.youtube.com/watch?v=Yy5EcsV1jvk, but much simpler. All I want to do is have my ellipses change colour and size over and over. How do you do thi…

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## [A begginer having a problem when using p5.gif.js](https://discourse.processing.org/t/a-begginer-having-a-problem-when-using-p5-gif-js/3002)

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**Author:** [@JChan](https://discourse.processing.org/u/JChan)\
**Replies:** 6\
**Last updated:** [August 27, 2018, 3:43am UTC](https://discourse.processing.org/t/a-begginer-having-a-problem-when-using-p5-gif-js/3002 "2018-08-27T03:43:45Z")

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hi everyone, i’m a beginner of P5js i face a problem when i using p5.gif.js library to display a gif, https://github.com/antiboredom/p5.gif.js/tree/master below is my code: var gif; function setup() { createCanva…

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## [P5 crashes chrome](https://discourse.processing.org/t/p5-crashes-chrome/2770)

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**Author:** [@Quillbert1](https://discourse.processing.org/u/Quillbert1)\
**Replies:** 16\
**Last updated:** [August 26, 2018, 6:48pm UTC](https://discourse.processing.org/t/p5-crashes-chrome/2770 "2018-08-26T18:48:30Z")

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Whenever I try to run a p5.js sketch in chrome, whether it’s the web editor, the html file, or opening a server with the p5.js mode in processing, I get a "this application has stopped working pop-up, and all chrome wind…

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## [\[RESOLVED\] A game menu with three levels](https://discourse.processing.org/t/resolved-a-game-menu-with-three-levels/2944)

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**Author:** [@blueesky](https://discourse.processing.org/u/blueesky)\
**Replies:** 10\
**Last updated:** [August 26, 2018, 6:09pm UTC](https://discourse.processing.org/t/resolved-a-game-menu-with-three-levels/2944 "2018-08-26T18:09:56Z")

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I’m looking for someone who can help me organize and intervene the code for a school assignment. I have to make a game with three levels + the main menu that contains options to play the full game (three levels of follow…

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