Hi friends! I am trying to draw an array of curves from PVector coordinates. Basically it is similar to Particle system tutorial, just instead of points, I need to get curves. I try to use begin shape (in class Particl…
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## [Obj rigging in p5.js or combined with another lib?](https://discourse.processing.org/t/obj-rigging-in-p5-js-or-combined-with-another-lib/27088)
Curious if anyone has tips/advice on how to do OBJ rigging (like animating the model from a skeleton) within p5.js? There was an abandoned issue on the topic some years ago… Found one of many tutorials using three.js – b…
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## [WEBGL context lost error](https://discourse.processing.org/t/webgl-context-lost-error/34005)
Hello, I created a website where I’m using face detection (ml5js), video capture of the webcam, and 3d shapes. I’m using the video as a texture of the 3d shapes. When I’m using only 1 shape everything is okay but when…
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## [Connecting Cells](https://discourse.processing.org/t/connecting-cells/33835)
\*deleted post (it was a terrible code…)
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## [Why doesn't FOR-EACH give every output a different VALUE from ARRAY?](https://discourse.processing.org/t/why-doesnt-for-each-give-every-output-a-different-value-from-array/33987)
I made an array that I output in a loop. But every item I assign the array it keep giving the same value while I’ve put 4 values into the array. I’ve tried everything but it keeps giving the same value (330). I have also…
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## [Alternatives for OpenCV at recognizing facial parts? (eyes, nose, mouth)](https://discourse.processing.org/t/alternatives-for-opencv-at-recognizing-facial-parts-eyes-nose-mouth/34003)
After using OpenCv for a while I figured out it does recognize the face very well but not the eyes, nose and mouth. When applying this the detection isn’t stable enough and will create rectangles everywhere. Especially w…
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## [How do I recognize faces and only output that from camera capture?](https://discourse.processing.org/t/how-do-i-recognize-faces-and-only-output-that-from-camera-capture/33964)
I would like to only output faces and not anything else from a camera capture. So basicly a zoom in on the face only. Does anyone know how to do it or where I should start? Thank you.
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## [Can somebody help me, please (background color)](https://discourse.processing.org/t/can-somebody-help-me-please-background-color/33996)
Hello, I’m new to processing and I need help with my code. How can I switch my background to another colour when I click something on my mouse? And How can I code the sun to move? void setup() { size(800,600); backg…
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## [Where can I find XMLpro library/How to read XML data with Processing?](https://discourse.processing.org/t/where-can-i-find-xmlpro-library-how-to-read-xml-data-with-processing/33985)
please format code with \ button \* homework policy \* asking questions I’’m following this course on LinkedIn and in chapter 10.4 the topic is: Processing: Interactive Data Visualization. I can not find the proXML d…
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## [How do I calculate the cube root?](https://discourse.processing.org/t/how-do-i-calculate-the-cube-root/33988)
I am trying to find all numbers with an integer cube root, but it hasn’t worked because appareantly cbrt() isn’t a processing supported function. how do I do this? this is my code: int x= 1; if(cbrt(x)==int(cbrt(x)){ …
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## [\[p5.js\] When a button is pressed, I want to close the menu bar. Help](https://discourse.processing.org/t/p5-js-when-a-button-is-pressed-i-want-to-close-the-menu-bar-help/33986)
js file function setup() { } function draw() { } html file \ \ \ \ \
**Author:** [@aaronszcz](https://discourse.processing.org/u/aaronszcz)\
**Replies:** 19\
**Last updated:** [December 7, 2021, 10:31pm UTC](https://discourse.processing.org/t/old-processing-zombie-game-by-kevan-davis-can-you-help-me-get-it-working/7178 "2021-12-07T22:31:17Z")
Hello Forum, One day I remembered an old zombie game I played I high school computer class. I found the source code for it. Turns out it was written for Processing 1.0. Ive coded with java and python before, but not in…
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## [If statement with color not working](https://discourse.processing.org/t/if-statement-with-color-not-working/33904)
why is clicks not getting higher whe I click on the cookie? var clicks = 0; let cookie; function setup() { createCanvas(windowWidth, windowHeight); background(100); cookie = color(132, 86, 60, 255); } function dra…
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## [Connecting a line that passes though 2 points](https://discourse.processing.org/t/connecting-a-line-that-passes-though-2-points/33856)
Hi I found this code posted on here and it worked for me to draw a line that passes from 2 points that I wanted. However I want the line to start and stop at certain points not continue all the way to the top and bottom.…
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## [Counting clicks on images](https://discourse.processing.org/t/counting-clicks-on-images/33972)
I’m making a game where there needs to be a counter for every time I click on a certain image. I’ve loaded in the image and set up the counter but I’m not sure how to go about putting details in the void mouseClicked ar…
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## [How to divide a image/video into multiple pieces?](https://discourse.processing.org/t/how-to-divide-a-image-video-into-multiple-pieces/33965)
How can I break a image of video into multiple pieces? I want to do this with camera capture in the end. Any advice is welcome. Thank you. So something like this:
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## [Coding Help-Collision](https://discourse.processing.org/t/coding-help-collision/33969)
(p5.js Web Editor) How can I fix lines 44-46 to have a “better” collision between the projectile and the alien?
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## [Running code on exit](https://discourse.processing.org/t/running-code-on-exit/33961)
Just wanted to verify this is a safe way of running code when the program exits: function setup() {} function draw() {} function dispose() { super.dispose() // Anything else I want cleaned up } Didn’t see any offi…
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## [Choose random multiple entries from a StringList](https://discourse.processing.org/t/choose-random-multiple-entries-from-a-stringlist/33958)
Hello, Yesterday I was trying to pick three random entries from a StringList when you pressed a button. Ideally, the entry shouldn’t be repeated. I decided to shuffle() it once at the beggining, with three int which wou…
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## [Different frameCount in the same code](https://discourse.processing.org/t/different-framecount-in-the-same-code/33937)
Hello, guys! I’m Cosmin and is a pleasure to be here. I have a question: it’s possible to have different frameCounts in the same definition? More exactly, I have two videos with different value of this function. In the f…
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## [How to upload a mp4 file in p5 and then set it as background](https://discourse.processing.org/t/how-to-upload-a-mp4-file-in-p5-and-then-set-it-as-background/33949)
how to upload a mp4 file in p5 and then set it as background
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## [Startup code runs more than once](https://discourse.processing.org/t/startup-code-runs-more-than-once/33922)
I am developing a control system with numerouos buttons displayed on the monitor. Everything is working fine, however, I discovered that the startup code runs whenever I trigger a control. There is an empty draw sub - …
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## [loadImage only if file exist](https://discourse.processing.org/t/loadimage-only-if-file-exist/33929)
hi. i use loadImage() for a sketch, to read a lot of images from web and export it to pdf. its working fine. Is there a way to ask, if the image-file exist before using loadImage()? In my case, if some files dont exi…
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## [How to make a photorealistic render in Processing?](https://discourse.processing.org/t/how-to-make-a-photorealistic-render-in-processing/33931)
Hello! How can i create a photorealistic 3D render in processing (as in the attached picture)?
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## [Calculate maximum length of a vector](https://discourse.processing.org/t/calculate-maximum-length-of-a-vector/33818)
I’m trying to achieve the following calculation but i really don’t know what functions and equations to use in this situation. As you can see in the diagram, I have vector A and vector B and I know angle K and angle …
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## [Trying to make a shape grow on its own](https://discourse.processing.org/t/trying-to-make-a-shape-grow-on-its-own/33939)
Hi, I’m very very new to Processing (just learned loops earlier today) and am trying to figure something out. I’m trying to make it so that when you click the screen, a circle of random size and colour shows up, and then…
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## [Memory optimization and resizing](https://discourse.processing.org/t/memory-optimization-and-resizing/33878)
Hi everyone! I’m extremely new to processing and coding as a whole, and so I have many questions. But one, in particular, I haven’t been able to find on google. I am creating a GUI dashboard that will eventually interfa…
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## [I can not receive messages TCP using netP5. for android](https://discourse.processing.org/t/i-can-not-receive-messages-tcp-using-netp5-for-android/33944)
I am using import netP5. \*; for a TCPclient. TcpClient myClient; NetListener nl1 = new NetListener() { public void netEvent(NetMessage m) { println("netEvent (tcpc) : "+ new String( m.getData() ) ); } public void …
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## [Help in Rotate Image in JAVA2D](https://discourse.processing.org/t/help-in-rotate-image-in-java2d/33852)
please format code with \ button \* homework policy \* asking questions \
**Author:** [@yalaniv](https://discourse.processing.org/u/yalaniv)\
**Replies:** 5\
**Last updated:** [December 4, 2021, 10:57pm UTC](https://discourse.processing.org/t/find-space-in-string/33760 "2021-12-04T22:57:08Z")
I have a sentece as a string, and I want to print in on the screen, each word in different line, but when I try to comapre if the current char is space, I get this error: cannot convert from char to String, regarding …
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