# Latest

**URL:** https://discourse.processing.org/latest.md?page=257

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

**Page:** 258

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## [Immersive Mode Issue APDE](https://discourse.processing.org/t/immersive-mode-issue-apde/27590)

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**Author:** [@shedMusic](https://discourse.processing.org/u/shedMusic)\
**Replies:** 0\
**Last updated:** [February 4, 2021, 7:57pm UTC](https://discourse.processing.org/t/immersive-mode-issue-apde/27590 "2021-02-04T19:57:36Z")

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Dear all I’m just tinkering with APDE to try the openKeyboard() and closeKeyboard() methods. When I create a sketch such as below, the navigation and notification bars are hidden, so I guess I’m in Immersive Mode, whic…

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## [Running P3D Processing sketch in JAR file, using Netbeans](https://discourse.processing.org/t/running-p3d-processing-sketch-in-jar-file-using-netbeans/22145)

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**Author:** [@Java.SourceForger](https://discourse.processing.org/u/Java.SourceForger)\
**Replies:** 4\
**Last updated:** [February 4, 2021, 4:56pm UTC](https://discourse.processing.org/t/running-p3d-processing-sketch-in-jar-file-using-netbeans/22145 "2021-02-04T16:56:39Z")

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Hi. I know there is a way to program with Processing P3D in an external IDE. I have successfully been able to run 2D and P3D sketches within NetBeans IDE. But if I build the project to a JAR file with Processing P3D in …

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## [Processing does not recognize my tool. Please help](https://discourse.processing.org/t/processing-does-not-recognize-my-tool-please-help/27522)

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**Author:** [@Flolo](https://discourse.processing.org/u/Flolo)\
**Replies:** 5\
**Last updated:** [February 4, 2021, 11:15am UTC](https://discourse.processing.org/t/processing-does-not-recognize-my-tool-please-help/27522 "2021-02-04T11:15:02Z")

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Hey I want to create a processing tool. I was able to export it with eclipse via “Ant” (sektchbook / tools) it is also shown to me in the Finder (macOS), but it is not shown to me in Processing. (I did it like this tu…

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## [Audio Without User Interaction?](https://discourse.processing.org/t/audio-without-user-interaction/27556)

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**Author:** [@karenmsn](https://discourse.processing.org/u/karenmsn)\
**Replies:** 4\
**Last updated:** [February 4, 2021, 9:02am UTC](https://discourse.processing.org/t/audio-without-user-interaction/27556 "2021-02-04T09:02:09Z")

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Any way to start audio without having a user click a key or button for p5.js?

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## [Scaled Mapping a Value](https://discourse.processing.org/t/scaled-mapping-a-value/27564)

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**Author:** [@SNICKRS](https://discourse.processing.org/u/SNICKRS)\
**Replies:** 9\
**Last updated:** [February 4, 2021, 6:39am UTC](https://discourse.processing.org/t/scaled-mapping-a-value/27564 "2021-02-04T06:39:00Z")

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Hello again, I have this value from -10 to 10 that I want to map to -725 to 725. However, the mapped value should be -600 when the value is -5, or the value is -300 when the mapped value is -2. I would like for this to w…

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## [AudioIn issue : could not secure an AudioInput](https://discourse.processing.org/t/audioin-issue-could-not-secure-an-audioinput/18099)

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**Author:** [@fred](https://discourse.processing.org/u/fred)\
**Replies:** 5\
**Last updated:** [February 4, 2021, 6:16am UTC](https://discourse.processing.org/t/audioin-issue-could-not-secure-an-audioinput/18099 "2021-02-04T06:16:35Z")

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Hi everyone, I have an problem with audioIn. I’m on MacOs I can’t get the Microphone by my sketch : could not secure an AudioInput. I have try both Sound and Minim libraries without success. The microphone works well wi…

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## [Weird bug in processing or linux?](https://discourse.processing.org/t/weird-bug-in-processing-or-linux/25981)

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**Author:** [@HackinHarry](https://discourse.processing.org/u/HackinHarry)\
**Replies:** 27\
**Last updated:** [February 4, 2021, 2:06am UTC](https://discourse.processing.org/t/weird-bug-in-processing-or-linux/25981 "2021-02-04T02:06:48Z")

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For some time now I have been using Processing for linux on a Chromebook, with linux running in a virtual machine/container. I start a terminal and change directory to processing-3.5.3 and then ./processing and up pops …

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## [Can p5js access the camera on a jetson nano?](https://discourse.processing.org/t/can-p5js-access-the-camera-on-a-jetson-nano/27494)

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**Author:** [@skypickle](https://discourse.processing.org/u/skypickle)\
**Replies:** 2\
**Last updated:** [February 4, 2021, 12:37am UTC](https://discourse.processing.org/t/can-p5js-access-the-camera-on-a-jetson-nano/27494 "2021-02-04T00:37:17Z")

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The jetson nano is a raspberry-pi like device and it can use raspberry pi cameras. It runs ubuntu and has a facility for running a webserver. I can execute p5js sketches fine. However I cannot get the the video from the…

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## [Screenshot and webcam picture at same time every 6 minutes](https://discourse.processing.org/t/screenshot-and-webcam-picture-at-same-time-every-6-minutes/27525)

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**Author:** [@saskia\_NL](https://discourse.processing.org/u/saskia_NL)\
**Replies:** 1\
**Last updated:** [February 3, 2021, 11:56pm UTC](https://discourse.processing.org/t/screenshot-and-webcam-picture-at-same-time-every-6-minutes/27525 "2021-02-03T23:56:03Z")

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Hi, I’m looking for a way to take a screenshot of my desktop with all it’s open tabs while at the same time taking a picture with the build-in webcam. I would like to capture these 2 images automatically every 6 minutes…

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## [V3 of my Inverse Kinematics library is now available!](https://discourse.processing.org/t/v3-of-my-inverse-kinematics-library-is-now-available/27514)

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**Author:** [@rufsketch1](https://discourse.processing.org/u/rufsketch1)\
**Replies:** 1\
**Last updated:** [February 3, 2021, 11:39pm UTC](https://discourse.processing.org/t/v3-of-my-inverse-kinematics-library-is-now-available/27514 "2021-02-03T23:39:42Z")

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Hello everyone, I’ve just released version 3 of Everything Will Be IK, my Inverse Kinematics library for Java (and the associated Processing implementation). The library requires minimal expertise, and sup…

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## [Unable to update int from serialReadStringUntil while in draw()](https://discourse.processing.org/t/unable-to-update-int-from-serialreadstringuntil-while-in-draw/27567)

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**Author:** [@cutlercollin99](https://discourse.processing.org/u/cutlercollin99)\
**Replies:** 1\
**Last updated:** [February 3, 2021, 8:59pm UTC](https://discourse.processing.org/t/unable-to-update-int-from-serialreadstringuntil-while-in-draw/27567 "2021-02-03T20:59:20Z")

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please format code with \</\> button \* homework policy \* asking questions Hello! I am having trouble with communication between Processing and Arduino. I’m trying to run specific functions based on readings the Arduin…

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## [Setting up Android Mode in Processing](https://discourse.processing.org/t/setting-up-android-mode-in-processing/27462)

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**Author:** [@Maanav](https://discourse.processing.org/u/Maanav)\
**Replies:** 12\
**Last updated:** [February 3, 2021, 6:16pm UTC](https://discourse.processing.org/t/setting-up-android-mode-in-processing/27462 "2021-02-03T18:16:28Z")

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I am trying to set up Android in Processing. But every time I try to load or download the SDK I get a message saying " The Android SDK could not be loaded". I have downloaded the Android 9 and 10 SDK from Android Studio…

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## [Problem with HSB](https://discourse.processing.org/t/problem-with-hsb/27510)

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**Author:** [@clankill3r](https://discourse.processing.org/u/clankill3r)\
**Replies:** 2\
**Last updated:** [February 3, 2021, 1:47pm UTC](https://discourse.processing.org/t/problem-with-hsb/27510 "2021-02-03T13:47:29Z")

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If I get the average color using RGB I get this, which looks correct: But when I try it with HSB, no matter what I try, I can’t get it right. I have been playing with colorMode(HSB, x, x, x), but I still end up with …

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## [Processing can't find built in camera](https://discourse.processing.org/t/processing-cant-find-built-in-camera/27544)

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**Author:** [@ELaN](https://discourse.processing.org/u/ELaN)\
**Replies:** 2\
**Last updated:** [February 3, 2021, 6:41am UTC](https://discourse.processing.org/t/processing-cant-find-built-in-camera/27544 "2021-02-03T06:41:31Z")

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I’ve written the following code \<import processing.video.\*; //PImage unicorn; Capture unicorn; void setup(){ size(640,480); unicorn=new Capture (this,640,480); unicorn.start(); background(0); } void captureEven…

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## [Dropdownlist from csv file](https://discourse.processing.org/t/dropdownlist-from-csv-file/27321)

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**Author:** [@Mate\_PL](https://discourse.processing.org/u/Mate_PL)\
**Replies:** 13\
**Last updated:** [February 2, 2021, 10:31pm UTC](https://discourse.processing.org/t/dropdownlist-from-csv-file/27321 "2021-02-02T22:31:16Z")

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Hello, I am asking for an example of how to complete the dropdownlist from the controlP5 library from a csv file. The csv file looks like Id, slider1, slider2, slider 3 Settings\_1, 10, 12, 20 Settings\_2, 12, 20, 30 … …

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## [Extract the rule of the sequence](https://discourse.processing.org/t/extract-the-rule-of-the-sequence/27547)

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**Author:** [@CodeMasterX](https://discourse.processing.org/u/CodeMasterX)\
**Replies:** 3\
**Last updated:** [February 2, 2021, 6:24pm UTC](https://discourse.processing.org/t/extract-the-rule-of-the-sequence/27547 "2021-02-02T18:24:37Z")

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Hi! I want to create a program, that given input “1,2,3,4,1,2,3,4,1,2,3,4”, returns 1,2,3,4. It extracts the rule of the sequence. Here is the code to get the sequence ( \[Fibonacci number\] % m) ArrayList\<Integer\> fib…

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## [Create a game (point and click)](https://discourse.processing.org/t/create-a-game-point-and-click/27530)

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**Author:** [@Torikusu](https://discourse.processing.org/u/Torikusu)\
**Replies:** 7\
**Last updated:** [February 2, 2021, 1:20pm UTC](https://discourse.processing.org/t/create-a-game-point-and-click/27530 "2021-02-02T13:20:40Z")

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Hello, I am a beginner in processing I would like to create a clicker on processing, to clarify, I would like a square or circle to appear and disappear when we click on it or if we have not clicked after a certain time …

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## [BOUNCING circle in radius](https://discourse.processing.org/t/bouncing-circle-in-radius/27535)

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**Author:** [@Jimena](https://discourse.processing.org/u/Jimena)\
**Replies:** 3\
**Last updated:** [February 2, 2021, 1:18pm UTC](https://discourse.processing.org/t/bouncing-circle-in-radius/27535 "2021-02-02T13:18:41Z")

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please format code with \</\> button \* homework policy \* asking questions The assignment is: Create a circle of radius r initially in the center of the screen, which moves with a certain speed velX and velY. Initiali…

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## [Recognize a double tap](https://discourse.processing.org/t/recognize-a-double-tap/27536)

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**Author:** [@Flolo](https://discourse.processing.org/u/Flolo)\
**Replies:** 3\
**Last updated:** [February 2, 2021, 1:14pm UTC](https://discourse.processing.org/t/recognize-a-double-tap/27536 "2021-02-02T13:14:08Z")

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Hey, I wanted to ask how to recognize a double tap on the cell phone. There is MouseEvent.getCount () on the PC … but it doesn’t work on the mobile phone … thanks in advance :slight\_smile:

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## [How to draw an exact 1 monitor pixel line in Processing](https://discourse.processing.org/t/how-to-draw-an-exact-1-monitor-pixel-line-in-processing/27497)

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**Author:** [@ibanuta](https://discourse.processing.org/u/ibanuta)\
**Replies:** 3\
**Last updated:** [February 2, 2021, 1:13pm UTC](https://discourse.processing.org/t/how-to-draw-an-exact-1-monitor-pixel-line-in-processing/27497 "2021-02-02T13:13:32Z")

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Is it possible to draw an exact 1 monitor pixel line in Processing 3.? I have an 8k LG TV set as monitor to my desktop computer. I tried but all the time the thinest line appears in 2 pixels thick. Thanks in advance.

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## [Sawtooth wave. Algorithm](https://discourse.processing.org/t/sawtooth-wave-algorithm/27433)

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**Author:** [@bking](https://discourse.processing.org/u/bking)\
**Replies:** 2\
**Last updated:** [February 1, 2021, 12:02pm UTC](https://discourse.processing.org/t/sawtooth-wave-algorithm/27433 "2021-02-01T12:02:34Z")

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Hello Misters and misses, I need to control a sawtooth wave, like explained wikipedia https://en.wikipedia.org/wiki/Sawtooth\_wave This a kind of triangular wave in wikipedia. You 'll find it here: algorithm in JavaScri…

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## [Error with arduino \<-\> processing code "disabling serialEvent() for COM6 null."](https://discourse.processing.org/t/error-with-arduino-processing-code-disabling-serialevent-for-com6-null/27472)

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**Author:** [@Neoncodes](https://discourse.processing.org/u/Neoncodes)\
**Replies:** 3\
**Last updated:** [February 2, 2021, 9:53am UTC](https://discourse.processing.org/t/error-with-arduino-processing-code-disabling-serialevent-for-com6-null/27472 "2021-02-02T09:53:28Z")

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HI, I’m new in Processing, and i want to use arduino and make rotary encoder as arrows. Unfortunetly i have only Uno, not leonardo, so i wanted to made a code in processing to emulate pressing a key. But evry time i want…

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## [How to use an url to stream video](https://discourse.processing.org/t/how-to-use-an-url-to-stream-video/27539)

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**Author:** [@ctremblay](https://discourse.processing.org/u/ctremblay)\
**Replies:** 0\
**Last updated:** [February 1, 2021, 11:00pm UTC](https://discourse.processing.org/t/how-to-use-an-url-to-stream-video/27539 "2021-02-01T23:00:26Z")

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I’m trying to make my own movie app but when i try to load the movies onto p5.js it says too big. so I was wondering if there a way I can just grab the url no matter how long the video is and use it instead of loading ea…

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## [How to use url video at p5js?](https://discourse.processing.org/t/how-to-use-url-video-at-p5js/23368)

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**Author:** [@jgh1201](https://discourse.processing.org/u/jgh1201)\
**Replies:** 1\
**Last updated:** [August 20, 2020, 10:03am UTC](https://discourse.processing.org/t/how-to-use-url-video-at-p5js/23368 "2020-08-20T10:03:20Z")

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example function setup() { createCanvas(640, 120); video = createCapture(‘http://11.111.111.11/play.html’) } function draw() { background(220); } is this impossible? Is there any way to use URL video?

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## [Fragment shader too many uniforms error](https://discourse.processing.org/t/fragment-shader-too-many-uniforms-error/17603)

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**Author:** [@GreenCell](https://discourse.processing.org/u/GreenCell)\
**Replies:** 14\
**Last updated:** [February 1, 2021, 8:11pm UTC](https://discourse.processing.org/t/fragment-shader-too-many-uniforms-error/17603 "2021-02-01T20:11:04Z")

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Hi there! I’m trying to get into the world of fragment shaders but ran into an issue that only appears on some devices. I’m driving the shader with particles that I’m calculating in the sketch, then passing a list of th…

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## [How can I upload GIF in P5.image](https://discourse.processing.org/t/how-can-i-upload-gif-in-p5-image/27516)

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**Author:** [@Shubham](https://discourse.processing.org/u/Shubham)\
**Replies:** 4\
**Last updated:** [February 1, 2021, 6:34pm UTC](https://discourse.processing.org/t/how-can-i-upload-gif-in-p5-image/27516 "2021-02-01T18:34:18Z")

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I want to upload gif in image() but it is not getting rendered. I am saving a gif in asset folder from which it is taking other img, png file but it is not loading gif file.

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## [Can I just delete this folder?](https://discourse.processing.org/t/can-i-just-delete-this-folder/27513)

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**Author:** [@Math\_Machine](https://discourse.processing.org/u/Math_Machine)\
**Replies:** 1\
**Last updated:** [February 1, 2021, 11:52am UTC](https://discourse.processing.org/t/can-i-just-delete-this-folder/27513 "2021-02-01T11:52:04Z")

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Quick question, do I need this folder? I’m using processing 3.5.4, and none of my sketches seem to be linked to the 3.5.3 folder (or 3.5.4 for that matter). Can I just delete it? Also, furthermore, I don’t know why …

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## [Drawing Tool with Processing](https://discourse.processing.org/t/drawing-tool-with-processing/27431)

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**Author:** [@serg](https://discourse.processing.org/u/serg)\
**Replies:** 2\
**Last updated:** [February 1, 2021, 9:53am UTC](https://discourse.processing.org/t/drawing-tool-with-processing/27431 "2021-02-01T09:53:27Z")

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Hi everyone! I am trying to create a little drawing tool with processing. The final drawing should be exportable as a .svg file – so i thought this to be pretty easy… but actually it isnt… I put the background function …

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## [Drawing lines between two selected planets](https://discourse.processing.org/t/drawing-lines-between-two-selected-planets/27502)

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**Author:** [@borromini](https://discourse.processing.org/u/borromini)\
**Replies:** 3\
**Last updated:** [February 1, 2021, 6:44am UTC](https://discourse.processing.org/t/drawing-lines-between-two-selected-planets/27502 "2021-02-01T06:44:01Z")

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Hi everyone, I have a source code which has moving planets on an orbit. I would like to draw lines between two of them (like draw lines between Earth and Jupiter). Here is an example I found on Youtube: https://www.youtu…

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## [Processing no longer displaying image or sound](https://discourse.processing.org/t/processing-no-longer-displaying-image-or-sound/27487)

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**Author:** [@TiBasic](https://discourse.processing.org/u/TiBasic)\
**Replies:** 5\
**Last updated:** [January 31, 2021, 10:23pm UTC](https://discourse.processing.org/t/processing-no-longer-displaying-image-or-sound/27487 "2021-01-31T22:23:23Z")

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Hi, so I’m doing a project with arduino and processing. The arduino code is okay, but my processing code for some reason isn’t working right. It used to display an image as well as run a sound but now it does neither of …

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