# Latest

**URL:** https://discourse.processing.org/latest.md?page=226

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

**Page:** 227

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## [How do I access outer class I made?](https://discourse.processing.org/t/how-do-i-access-outer-class-i-made/29848)

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**Author:** [@Menchi](https://discourse.processing.org/u/Menchi)\
**Replies:** 4\
**Last updated:** [May 4, 2021, 5:27pm UTC](https://discourse.processing.org/t/how-do-i-access-outer-class-i-made/29848 "2021-05-04T17:27:40Z")

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Hi, i’m newbie to p5.js, and I just want to reproduce this simple code : https://www.youtube.com/watch?v=17WoOqgXsRM I’ve set up my p5 environment on Atom editor with local server to see my results on browser. So I hav…

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## [loadShape() Displaying my .obj file flat rather than as a 3D model? Any help?](https://discourse.processing.org/t/loadshape-displaying-my-obj-file-flat-rather-than-as-a-3d-model-any-help/29824)

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**Author:** [@Chubbulus](https://discourse.processing.org/u/Chubbulus)\
**Replies:** 12\
**Last updated:** [May 4, 2021, 12:25pm UTC](https://discourse.processing.org/t/loadshape-displaying-my-obj-file-flat-rather-than-as-a-3d-model-any-help/29824 "2021-05-04T12:25:58Z")

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Hi. I’m new to Processing, having to use it for some University work. My current coursework required me to render in a 3D Model with Processing, but when I use loadShape() and add shape(modelname, integer, integer, integ…

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## ["Processing won't open"](https://discourse.processing.org/t/processing-wont-open/29808)

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**Author:** [@yoonewb](https://discourse.processing.org/u/yoonewb)\
**Replies:** 3\
**Last updated:** [May 4, 2021, 10:20am UTC](https://discourse.processing.org/t/processing-wont-open/29808 "2021-05-04T10:20:45Z")

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I am not good with computers so bare with me please. When I open processing, it shows the starting window and it’s gone in half a second. I’ve tried reinstalling it, rebooting my PC, reinstalling java, tried different …

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## [Unexpected conditional behavior in sin() calculation](https://discourse.processing.org/t/unexpected-conditional-behavior-in-sin-calculation/29841)

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**Author:** [@theta](https://discourse.processing.org/u/theta)\
**Replies:** 3\
**Last updated:** [May 4, 2021, 8:00am UTC](https://discourse.processing.org/t/unexpected-conditional-behavior-in-sin-calculation/29841 "2021-05-04T08:00:28Z")

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Hey everyone! Entirely new to the forum and to Processing. I do have some casual knowledge of C# via Unity and coding in general but still very much a beginner. I’ve been playing around with an example from the Processi…

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## [Cannot read property 'x' of undefined. Problem reading parameters of vector](https://discourse.processing.org/t/cannot-read-property-x-of-undefined-problem-reading-parameters-of-vector/29831)

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**Author:** [@Kentucky](https://discourse.processing.org/u/Kentucky)\
**Replies:** 2\
**Last updated:** [May 4, 2021, 7:48am UTC](https://discourse.processing.org/t/cannot-read-property-x-of-undefined-problem-reading-parameters-of-vector/29831 "2021-05-04T07:48:13Z")

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Hello everybody, this is my first post so I hope everything is correct. I’m having trouble with the function pathFunction() (towards the end). What I want to do is to store the vector this.pos in the array “path” and th…

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## [Saving and reading data in android + lib update](https://discourse.processing.org/t/saving-and-reading-data-in-android-lib-update/29835)

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**Author:** [@paulgoux](https://discourse.processing.org/u/paulgoux)\
**Replies:** 0\
**Last updated:** [May 3, 2021, 11:05pm UTC](https://discourse.processing.org/t/saving-and-reading-data-in-android-lib-update/29835 "2021-05-03T23:05:27Z")

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Currently made some progress on my library. Finally feel like I’m making some progress, in understanding eclipse. Here is my lates update. The fileOutput class writes any data to the sketchPath, I will likely add other…

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## [Mobile robot navigation project](https://discourse.processing.org/t/mobile-robot-navigation-project/29807)

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**Author:** [@abdult19](https://discourse.processing.org/u/abdult19)\
**Replies:** 12\
**Last updated:** [May 3, 2021, 10:49pm UTC](https://discourse.processing.org/t/mobile-robot-navigation-project/29807 "2021-05-03T22:49:17Z")

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please format code with \</\> button \* homework policy \* asking questions need help coding a robot in an unstructured environment, I have looked everywhere for this coding, it is for project which I need urgently, if a…

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## [How do I move a shape along a sine curve?](https://discourse.processing.org/t/how-do-i-move-a-shape-along-a-sine-curve/29830)

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**Author:** [@idonwannadothisanymo](https://discourse.processing.org/u/idonwannadothisanymo)\
**Replies:** 4\
**Last updated:** [May 3, 2021, 10:34pm UTC](https://discourse.processing.org/t/how-do-i-move-a-shape-along-a-sine-curve/29830 "2021-05-03T22:34:41Z")

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I want to move a circle along a sine curve. How do I do this? Pleassseee!

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## [Class code does not work in eclipse, library](https://discourse.processing.org/t/class-code-does-not-work-in-eclipse-library/29818)

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**Author:** [@paulgoux](https://discourse.processing.org/u/paulgoux)\
**Replies:** 3\
**Last updated:** [May 3, 2021, 9:59pm UTC](https://discourse.processing.org/t/class-code-does-not-work-in-eclipse-library/29818 "2021-05-03T21:59:37Z")

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please format code with \</\> button \* homework policy \* asking questions I’m converting a sketch for saving text files on android and running into the cannot find symbol error when compiling in eclipse. original sket…

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## [Backbuffer in p5js](https://discourse.processing.org/t/backbuffer-in-p5js/29769)

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**Author:** [@BigBigRed](https://discourse.processing.org/u/BigBigRed)\
**Replies:** 12\
**Last updated:** [May 3, 2021, 8:45pm UTC](https://discourse.processing.org/t/backbuffer-in-p5js/29769 "2021-05-03T20:45:57Z")

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I found a shader on the GLSL Sandbox website that I want to use. (It might be their e#375.15.) This shader wants to use WebGL’s backbuffer feature. It seems from a Google search that p5js does not allow reference to bac…

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## [HSB resolution Question](https://discourse.processing.org/t/hsb-resolution-question/29735)

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**Author:** [@IRIGIMA](https://discourse.processing.org/u/IRIGIMA)\
**Replies:** 7\
**Last updated:** [May 3, 2021, 7:29pm UTC](https://discourse.processing.org/t/hsb-resolution-question/29735 "2021-05-03T19:29:31Z")

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Using HSB colour mode, does anyone know the correct resolution / setting for each without any internal calculations?? Example: colorMode(HSB, 45,97,43) would cause a conversion when reading / writing values respective t…

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## [Issue with my code](https://discourse.processing.org/t/issue-with-my-code/29822)

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**Author:** [@Pokeyace](https://discourse.processing.org/u/Pokeyace)\
**Replies:** 1\
**Last updated:** [May 3, 2021, 6:39pm UTC](https://discourse.processing.org/t/issue-with-my-code/29822 "2021-05-03T18:39:43Z")

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int r=25; //small circle int R=160; //big circle int d=100; //distance from small circle center float theta=0; float speed = 0.008; //determines how fast theta is increased, higher speed = faster program but lower qu…

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## [Looking for advice on "which" Processing to use](https://discourse.processing.org/t/looking-for-advice-on-which-processing-to-use/29811)

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**Author:** [@bibbinator](https://discourse.processing.org/u/bibbinator)\
**Replies:** 5\
**Last updated:** [May 3, 2021, 5:39pm UTC](https://discourse.processing.org/t/looking-for-advice-on-which-processing-to-use/29811 "2021-05-03T17:39:41Z")

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I’m designing an art installation using Raspberry Pi 4 and thousands of LEDs controlled by FaceCandy (using Open Pixel Control protocol). I’m ok using any language and any environment for the Pi and I’m looking for guida…

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## [My project for mobile robot navigation, need help!](https://discourse.processing.org/t/my-project-for-mobile-robot-navigation-need-help/29810)

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**Author:** [@abdult19](https://discourse.processing.org/u/abdult19)\
**Replies:** 3\
**Last updated:** [May 3, 2021, 4:50pm UTC](https://discourse.processing.org/t/my-project-for-mobile-robot-navigation-need-help/29810 "2021-05-03T16:50:06Z")

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please format code with \</\> button \* homework policy \* asking questions I need serious help with coding, I have been told by my supervisor to use processing as ros doesn’t work for me. I can’t find any examples of my…

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## [How to use transformations to create a stripe pattern](https://discourse.processing.org/t/how-to-use-transformations-to-create-a-stripe-pattern/29629)

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**Author:** [@anon1](https://discourse.processing.org/u/anon1)\
**Replies:** 6\
**Last updated:** [May 3, 2021, 4:22pm UTC](https://discourse.processing.org/t/how-to-use-transformations-to-create-a-stripe-pattern/29629 "2021-05-03T16:22:43Z")

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Hello I am new to processing and one of my assigments is to create patterns within processing using push and pop matrix. I decided to try and create somthing simialr to this however i’ve been stuck on figuering out ho…

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## [Thread function in class](https://discourse.processing.org/t/thread-function-in-class/29814)

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**Author:** [@Flolo](https://discourse.processing.org/u/Flolo)\
**Replies:** 1\
**Last updated:** [May 3, 2021, 3:24pm UTC](https://discourse.processing.org/t/thread-function-in-class/29814 "2021-05-03T15:24:47Z")

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Hey I want to call a public function in a public class in the same class in processing (JAVA mode). The Error: Here is the complete code: ParticleSystem ps; PImage imageShape; float deltaTime = 0; void setup() {…

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## [Some strange problem I can't fix](https://discourse.processing.org/t/some-strange-problem-i-cant-fix/29788)

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**Author:** [@zang](https://discourse.processing.org/u/zang)\
**Replies:** 2\
**Last updated:** [May 3, 2021, 2:44pm UTC](https://discourse.processing.org/t/some-strange-problem-i-cant-fix/29788 "2021-05-03T14:44:23Z")

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i download the video library GStreamer… but when i finished download , it shows me “Could not move contribution to backup folder.” i dont know how ishoud do or what should do.plz help me . give me some information .tha…

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## [Run animation from the end point to the beginning point](https://discourse.processing.org/t/run-animation-from-the-end-point-to-the-beginning-point/29798)

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**Author:** [@chan](https://discourse.processing.org/u/chan)\
**Replies:** 2\
**Last updated:** [May 3, 2021, 11:06am UTC](https://discourse.processing.org/t/run-animation-from-the-end-point-to-the-beginning-point/29798 "2021-05-03T11:06:02Z")

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How to make an animation composed of lines, run animation from the end point to the beginning point ? Thank you :sweat\_smile:

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## [HSB Color Gradient](https://discourse.processing.org/t/hsb-color-gradient/29795)

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**Author:** [@glv](https://discourse.processing.org/u/glv)\
**Replies:** 0\
**Last updated:** [May 3, 2021, 12:59am UTC](https://discourse.processing.org/t/hsb-color-gradient/29795 "2021-05-03T00:59:44Z")

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HSB color gradient sweeping through hue with 100% saturation and 100% brightness. I have done similar with loops for RGB colorMode() and this is the same outcome (close) with HSB colorMode. I wanted to use integers and…

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## [No .exe in export folder](https://discourse.processing.org/t/no-exe-in-export-folder/29801)

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**Author:** [@crimcat](https://discourse.processing.org/u/crimcat)\
**Replies:** 1\
**Last updated:** [May 3, 2021, 8:31am UTC](https://discourse.processing.org/t/no-exe-in-export-folder/29801 "2021-05-03T08:31:47Z")

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I have exported my project using File\>Export Application… but in the resulting folder I can’t find an executable file. I am using windows 10 processing 4.0a3 I selected windows and include java in the application option…

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## [Need Help to complete my homework :)](https://discourse.processing.org/t/need-help-to-complete-my-homework/29738)

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**Author:** [@Marcellgz](https://discourse.processing.org/u/Marcellgz)\
**Replies:** 12\
**Last updated:** [May 3, 2021, 2:00am UTC](https://discourse.processing.org/t/need-help-to-complete-my-homework/29738 "2021-05-03T02:00:27Z")

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Hello, i really need help… i have a task from my teacher to create this thing… but i have no clue… me and my friends are so very confused… void setup() { size(200,200); background(255); } void draw() { for (int…

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## ["breakout" type game](https://discourse.processing.org/t/breakout-type-game/29743)

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**Author:** [@Lolita](https://discourse.processing.org/u/Lolita)\
**Replies:** 4\
**Last updated:** [April 30, 2021, 9:26pm UTC](https://discourse.processing.org/t/breakout-type-game/29743 "2021-04-30T21:26:28Z")

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Hi i got question as a video mp4 “breakout” type game with arc any source code to work with!

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## [Cannot find an Android SDK](https://discourse.processing.org/t/cannot-find-an-android-sdk/29782)

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**Author:** [@katesfb](https://discourse.processing.org/u/katesfb)\
**Replies:** 4\
**Last updated:** [May 2, 2021, 10:42pm UTC](https://discourse.processing.org/t/cannot-find-an-android-sdk/29782 "2021-05-02T22:42:34Z")

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Hi, I have setup android mode on Linux but when i try to run android mode it gives me the error box “cant find an android SDK…”. I am running version 3.5.4. The behaviour varies between showing the error box and then …

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## [Use Directory of Executable to find File Paths](https://discourse.processing.org/t/use-directory-of-executable-to-find-file-paths/29790)

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**Author:** [@CosmicCrowMC](https://discourse.processing.org/u/CosmicCrowMC)\
**Replies:** 1\
**Last updated:** [May 2, 2021, 10:04pm UTC](https://discourse.processing.org/t/use-directory-of-executable-to-find-file-paths/29790 "2021-05-02T22:04:44Z")

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Howdy! I’m trying to do something fairly simple (I think), but can’t find a solution. I’ve made a game with Processing, exported it, and have moved it to a new directory outside of anything in the Processing folder. I ru…

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## [How can I load the image? (mousePressed, case)](https://discourse.processing.org/t/how-can-i-load-the-image-mousepressed-case/29763)

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**Author:** [@Yujung](https://discourse.processing.org/u/Yujung)\
**Replies:** 3\
**Last updated:** [May 1, 2021, 4:37pm UTC](https://discourse.processing.org/t/how-can-i-load-the-image-mousepressed-case/29763 "2021-05-01T16:37:11Z")

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After the ‘start’ image appears in case2, I want case3 to appear when I press a certain part. But case3 is not loaded. What could be the problem? import processing.video.\*; Movie intro; int caseNum=1; PImage start; PIm…

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## [About the Audio Waveform](https://discourse.processing.org/t/about-the-audio-waveform/29780)

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**Author:** [@Marga](https://discourse.processing.org/u/Marga)\
**Replies:** 4\
**Last updated:** [May 2, 2021, 2:48pm UTC](https://discourse.processing.org/t/about-the-audio-waveform/29780 "2021-05-02T14:48:44Z")

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Hello, good evening, In my code, I would like to have a single line that moves with my music and not that new lines are formed, what can I do to make this not happen? Thanks import processing.sound.\*; SoundFile sample…

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## [Avoid csv overlaps for website project](https://discourse.processing.org/t/avoid-csv-overlaps-for-website-project/29723)

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**Author:** [@OptOut](https://discourse.processing.org/u/OptOut)\
**Replies:** 14\
**Last updated:** [May 2, 2021, 3:42pm UTC](https://discourse.processing.org/t/avoid-csv-overlaps-for-website-project/29723 "2021-05-02T15:42:30Z")

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Hi everybody, I am starting a project that I want to be able to do/be the following: A single web page with three columns and many (thousands) of rows and many cells. the text based information in each cell will be fr…

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## [I can't export signed and aligned pakage (what's wrong?)](https://discourse.processing.org/t/i-cant-export-signed-and-aligned-pakage-whats-wrong/29725)

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**Author:** [@dinoelectro](https://discourse.processing.org/u/dinoelectro)\
**Replies:** 6\
**Last updated:** [May 2, 2021, 1:41pm UTC](https://discourse.processing.org/t/i-cant-export-signed-and-aligned-pakage-whats-wrong/29725 "2021-05-02T13:41:45Z")

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hello friends, again I appeal for your help … I have a problem I can compile and run my sketch on the Android device, but I cannot export the signed and aligned package, an error occurs when trying to export it. Err…

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## [Image Resizing for Processing Alpha 4](https://discourse.processing.org/t/image-resizing-for-processing-alpha-4/29785)

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**Author:** [@behreajj](https://discourse.processing.org/u/behreajj)\
**Replies:** 0\
**Last updated:** [May 2, 2021, 3:27am UTC](https://discourse.processing.org/t/image-resizing-for-processing-alpha-4/29785 "2021-05-02T03:27:58Z")

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Hi folks, I’ve been trying Processing 4 alpha lately, and needed a way to resize some images. (The original resize method depends on AWT, which I believe they’re trying to isolate from the rest of the library.) I found …

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## [Genuinely don't know where to go from here (golf game)](https://discourse.processing.org/t/genuinely-dont-know-where-to-go-from-here-golf-game/29715)

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**Author:** [@yagirl\_belle](https://discourse.processing.org/u/yagirl_belle)\
**Replies:** 4\
**Last updated:** [May 2, 2021, 1:02am UTC](https://discourse.processing.org/t/genuinely-dont-know-where-to-go-from-here-golf-game/29715 "2021-05-02T01:02:34Z")

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Hey y’all I’m tryna make a golf game where when you shoot the ball, the happy face turns into a surprise face and the ball launches from the mouth. I can’t figure out what the heck I’m doing wrong. boolean launch = true…

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