# Latest

**URL:** https://discourse.processing.org/latest.md?no_subcategories=false&page=377

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

**Page:** 378

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## [FPS drop over time ( fixed )](https://discourse.processing.org/t/fps-drop-over-time-fixed/18982)

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**Author:** [@ManuManu](https://discourse.processing.org/u/ManuManu)\
**Replies:** 4\
**Last updated:** [March 24, 2020, 3:58pm UTC](https://discourse.processing.org/t/fps-drop-over-time-fixed/18982 "2020-03-24T15:58:04Z")

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Hey, Im new on P5.js, and just started a simple project. i just start a simple code, but i allready have fps drops over time. When a run the code, it start at 60 FPS, but it drop over time to 20 FPS after 5 mins and k…

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## [Processing and Max Msp - Send data from Processing to Max Msp](https://discourse.processing.org/t/processing-and-max-msp-send-data-from-processing-to-max-msp/3364)

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**Author:** [@Davide](https://discourse.processing.org/u/Davide)\
**Replies:** 4\
**Last updated:** [March 24, 2020, 3:16pm UTC](https://discourse.processing.org/t/processing-and-max-msp-send-data-from-processing-to-max-msp/3364 "2020-03-24T15:16:27Z")

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Hello everyone, it’s been a few weeks since I’m trying to send the values of some variables from Processing to Max Msp through the Oscp5 library. Being a newcomer in programming with java and processing, and not being a…

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## [VIDEO IP (NewTek NDI)](https://discourse.processing.org/t/video-ip-newtek-ndi/16037)

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**Author:** [@Romain](https://discourse.processing.org/u/Romain)\
**Replies:** 15\
**Last updated:** [March 24, 2020, 2:27pm UTC](https://discourse.processing.org/t/video-ip-newtek-ndi/16037 "2020-03-24T14:27:07Z")

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Hi ! Is there any new solutions for ip video in Processing 3 ? I know the good library “ip capture” but only for receiving video, is there now the possibility to integrate the very good new tech NDI in processing for ex…

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## [Location of my sketch (AndroidStudio)](https://discourse.processing.org/t/location-of-my-sketch-androidstudio/18790)

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**Author:** [@bert\_s](https://discourse.processing.org/u/bert_s)\
**Replies:** 6\
**Last updated:** [March 24, 2020, 9:35am UTC](https://discourse.processing.org/t/location-of-my-sketch-androidstudio/18790 "2020-03-24T09:35:54Z")

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I am a student and I don’t have any experience in Java/Processing. For a project I am making a Fitness Tracker. On the screen, I would like to to show data from the tracker (e.g. number of steps) and in the bottom right …

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## [Evolving Mona Lisa](https://discourse.processing.org/t/evolving-mona-lisa/18837)

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**Author:** [@seanc4s](https://discourse.processing.org/u/seanc4s)\
**Replies:** 5\
**Last updated:** [March 24, 2020, 9:14am UTC](https://discourse.processing.org/t/evolving-mona-lisa/18837 "2020-03-24T09:14:11Z")

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Using the so called Continuous Gray Code optimization algorithm to evolve an image of Mona Lisa with circles. https://www.cs.bham.ac.uk/~jer/papers/ctsgray.pdf The wide variation of mutation strengths allows it jump ou…

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## [Order of using mult(0) & add() for vectors in processing](https://discourse.processing.org/t/order-of-using-mult-0-add-for-vectors-in-processing/18925)

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**Author:** [@Ruchi](https://discourse.processing.org/u/Ruchi)\
**Replies:** 3\
**Last updated:** [March 24, 2020, 8:31am UTC](https://discourse.processing.org/t/order-of-using-mult-0-add-for-vectors-in-processing/18925 "2020-03-24T08:31:45Z")

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I am sorry in advance if this is a trivial question as I am confused with the output displayed. void setup(){ size(800,800); } void draw(){ background(0); //PVector v = PVector.fromAngle(PI); PVector v = new …

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## [Review of Proposal (GSOC'20) - Extending and Improving p5.touchgui library](https://discourse.processing.org/t/review-of-proposal-gsoc20-extending-and-improving-p5-touchgui-library/18894)

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**Author:** [@singhvisha](https://discourse.processing.org/u/singhvisha)\
**Replies:** 2\
**Last updated:** [March 24, 2020, 2:14am UTC](https://discourse.processing.org/t/review-of-proposal-gsoc20-extending-and-improving-p5-touchgui-library/18894 "2020-03-24T02:14:35Z")

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Hello there, I have created first draft of my proposal on Extending & Improving p5.touchgui library Functionalities and User Experience. Here is link of the proposal :- GSoC’20 Vishal Singh - p5.touchgui(p5.js) I ha…

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## [\[Beginner\] Application of Lists](https://discourse.processing.org/t/beginner-application-of-lists/18941)

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**Author:** [@macedorrn](https://discourse.processing.org/u/macedorrn)\
**Replies:** 5\
**Last updated:** [March 24, 2020, 1:26am UTC](https://discourse.processing.org/t/beginner-application-of-lists/18941 "2020-03-24T01:26:08Z")

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So, I am trying to write a program that draws white circles at mouseX, mouseY coordinates. When I press “p”, each circle is supposed to be randomly colored individually. When I click the mouse again, more white circles a…

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## [Dijkstra Algorithm - Could not run sketch](https://discourse.processing.org/t/dijkstra-algorithm-could-not-run-sketch/18943)

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**Author:** [@Aloxion](https://discourse.processing.org/u/Aloxion)\
**Replies:** 3\
**Last updated:** [March 23, 2020, 11:11pm UTC](https://discourse.processing.org/t/dijkstra-algorithm-could-not-run-sketch/18943 "2020-03-23T23:11:07Z")

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Full ERROR code: IndexOutOfBoundsException: Index: 109, Size: 88 Could not run the sketch (Target VM failed to initialize). So im having a problem with my program/project. I am a bit new, so if you have any other su…

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## [Review of Proposal](https://discourse.processing.org/t/review-of-proposal/18768)

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**Author:** [@codengame](https://discourse.processing.org/u/codengame)\
**Replies:** 6\
**Last updated:** [March 23, 2020, 9:58pm UTC](https://discourse.processing.org/t/review-of-proposal/18768 "2020-03-23T21:58:52Z")

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Hi! Here is the link to my proposal. Any feedback and suggestions are welcome. @limzykenneth Please share your views.

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## [Keyboard POV 6DOF control & Teapot in-joke](https://discourse.processing.org/t/keyboard-pov-6dof-control-teapot-in-joke/18817)

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**Author:** [@TPMoyer](https://discourse.processing.org/u/TPMoyer)\
**Replies:** 1\
**Last updated:** [March 23, 2020, 9:30pm UTC](https://discourse.processing.org/t/keyboard-pov-6dof-control-teapot-in-joke/18817 "2020-03-23T21:30:07Z")

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Demo app for keyboard input to control POV in 6 degrees of freedom (6DOF). Teapot fans might find the version used herein to be of interest. Compressed the teapot to fewer than 200 data. “Hello World” 6DOF text contr…

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## [Remote learning](https://discourse.processing.org/t/remote-learning/18953)

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**Author:** [@saberkhan](https://discourse.processing.org/u/saberkhan)\
**Replies:** 0\
**Last updated:** [March 23, 2020, 9:15pm UTC](https://discourse.processing.org/t/remote-learning/18953 "2020-03-23T21:15:43Z")

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Hi everyone, Hope you are doing ok during these challenging times. One aspect is the closing of schools. If you want to check in about remote learning with p5 or Processing please get in touch. You can pick a slot from …

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## [Processing Kotlin Syphon Gradle](https://discourse.processing.org/t/processing-kotlin-syphon-gradle/18927)

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**Author:** [@membranobruno](https://discourse.processing.org/u/membranobruno)\
**Replies:** 5\
**Last updated:** [March 23, 2020, 7:37pm UTC](https://discourse.processing.org/t/processing-kotlin-syphon-gradle/18927 "2020-03-23T19:37:58Z")

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Hi. I’m experimenting with Kotlin and Processing. So, I have made the project with gradle and kotlin and the processing as the library. Also I use the shadowJar plugin to bundle the fatJar for distribution. Everything wo…

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## [Ip5 Error Check event (solved)](https://discourse.processing.org/t/ip5-error-check-event-solved/18932)

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**Author:** [@robdin](https://discourse.processing.org/u/robdin)\
**Replies:** 1\
**Last updated:** [March 23, 2020, 3:45pm UTC](https://discourse.processing.org/t/ip5-error-check-event-solved/18932 "2020-03-23T15:45:44Z")

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Hello Guys, I’m making an interactive menu, but i have problem reading the event of the menu. I have 2 accordion menu and one scrollable list. When i select stuff from scrollable list i have no problem, when i open acc…

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## [How to use classes in instance mode?](https://discourse.processing.org/t/how-to-use-classes-in-instance-mode/18807)

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**Author:** [@josephcscarpa](https://discourse.processing.org/u/josephcscarpa)\
**Replies:** 2\
**Last updated:** [March 23, 2020, 2:00pm UTC](https://discourse.processing.org/t/how-to-use-classes-in-instance-mode/18807 "2020-03-23T14:00:51Z")

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I have two sketches that I would like to run on a single page and the only way this is possible with instance mode. I am just not sure how to incorporate classes used in those sketches in instance mode. Has anyone done t…

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## [Huge collection of algorithms and techniques](https://discourse.processing.org/t/huge-collection-of-algorithms-and-techniques/18727)

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**Author:** [@hamoid](https://discourse.processing.org/u/hamoid)\
**Replies:** 2\
**Last updated:** [March 23, 2020, 1:49pm UTC](https://discourse.processing.org/t/huge-collection-of-algorithms-and-techniques/18727 "2020-03-23T13:49:07Z")

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Here a long list of algorithms and techniques to experiment with in your favorite programming language:

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## [\[GSoC 2020\] First Draft Proposal - AndroidX and Portuguese Translation](https://discourse.processing.org/t/gsoc-2020-first-draft-proposal-androidx-and-portuguese-translation/18934)

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**Author:** [@carlos.abreu](https://discourse.processing.org/u/carlos.abreu)\
**Replies:** 0\
**Last updated:** [March 23, 2020, 12:12pm UTC](https://discourse.processing.org/t/gsoc-2020-first-draft-proposal-androidx-and-portuguese-translation/18934 "2020-03-23T12:12:49Z")

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Hello, everyone! I would like to contribute to the Processing Foundation through migrating the core library to Android X and supporting the translation expansion of Processing documentation to Portuguese. I would also l…

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## [Where am I going wrong in my loop structure?](https://discourse.processing.org/t/where-am-i-going-wrong-in-my-loop-structure/18923)

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**Author:** [@abc](https://discourse.processing.org/u/abc)\
**Replies:** 1\
**Last updated:** [March 23, 2020, 11:33am UTC](https://discourse.processing.org/t/where-am-i-going-wrong-in-my-loop-structure/18923 "2020-03-23T11:33:47Z")

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I’m trying to make this if statement repeat, but each time it fails. I tried using a while statement instead, that didn’t even run? I’m not sure why only if statements work in my programs and just where I’m generally goi…

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## [Gioco Mondrian in lavorazione](https://discourse.processing.org/t/gioco-mondrian-in-lavorazione/18896)

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**Author:** [@marika20](https://discourse.processing.org/u/marika20)\
**Replies:** 2\
**Last updated:** [March 23, 2020, 9:07am UTC](https://discourse.processing.org/t/gioco-mondrian-in-lavorazione/18896 "2020-03-23T09:07:43Z")

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Eccomi qua! Sto procedendo con l’ideazione del gioco dei rettangoli in movimento, il mio tentativo è quello di far in modo che i rettangoli si muovano in autonomia per far in modo che l’immagine ho inserito si possa spo…

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## [Faint separation line between svgs on a diagonal path](https://discourse.processing.org/t/faint-separation-line-between-svgs-on-a-diagonal-path/18636)

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**Author:** [@Ruchi](https://discourse.processing.org/u/Ruchi)\
**Replies:** 4\
**Last updated:** [March 23, 2020, 7:09am UTC](https://discourse.processing.org/t/faint-separation-line-between-svgs-on-a-diagonal-path/18636 "2020-03-23T07:09:08Z")

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import processing.svg.\*; PShape svg1; float size; float sizeD; void setup() { size(1440, 1240); shapeMode(CENTER); svg1=loadShape("1.svg"); size = 150; sizeD = sqrt(pow(size, 2) + pow(size, 2)); } void draw…

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## [How do I detect if two ellipses are colliding?](https://discourse.processing.org/t/how-do-i-detect-if-two-ellipses-are-colliding/18603)

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**Author:** [@Yorunoshi](https://discourse.processing.org/u/Yorunoshi)\
**Replies:** 7\
**Last updated:** [March 23, 2020, 3:44am UTC](https://discourse.processing.org/t/how-do-i-detect-if-two-ellipses-are-colliding/18603 "2020-03-23T03:44:38Z")

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Hi I tried using the distance command and the coordinates of 2 ellipses to detect if they are colliding. But the programm uses the start coordinates and not the coordinates after they moved. Is there another possibilit…

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## [Initial interface of a game](https://discourse.processing.org/t/initial-interface-of-a-game/18639)

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**Author:** [@marika20](https://discourse.processing.org/u/marika20)\
**Replies:** 3\
**Last updated:** [March 23, 2020, 3:31am UTC](https://discourse.processing.org/t/initial-interface-of-a-game/18639 "2020-03-23T03:31:04Z")

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Hello everyone! I’m planning a game and I was wondering how it was done once the design was finished to create the home screen with a minimum of player interactivity: I was thinking of a “welcome to the game” and the pu…

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## [colorMode throws nullPointerException (java - eclipse)](https://discourse.processing.org/t/colormode-throws-nullpointerexception-java-eclipse/18581)

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**Author:** [@leo.nerd](https://discourse.processing.org/u/leo.nerd)\
**Replies:** 3\
**Last updated:** [March 23, 2020, 2:41am UTC](https://discourse.processing.org/t/colormode-throws-nullpointerexception-java-eclipse/18581 "2020-03-23T02:41:49Z")

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Hello. I’m coding my project in Eclipse. I’m trying to change the colorMode to HSB: import processing.core.PApplet; public void settings(){ public class mySketch extends PApplet{ public static void main(String\[\] args)…

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## [Help with Interactive Periodic Table](https://discourse.processing.org/t/help-with-interactive-periodic-table/18898)

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**Author:** [@HumanoidX](https://discourse.processing.org/u/HumanoidX)\
**Replies:** 3\
**Last updated:** [March 23, 2020, 2:27am UTC](https://discourse.processing.org/t/help-with-interactive-periodic-table/18898 "2020-03-23T02:27:24Z")

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Hi? I’m working on an interactive periodic table, and I want the elements to show their data when my mouse hover over it. This is what I have: When I hover over Hydrogen, it appear, and when I continue to hover to …

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## [Update screen during draw() without thread?](https://discourse.processing.org/t/update-screen-during-draw-without-thread/18599)

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**Author:** [@Chrisir](https://discourse.processing.org/u/Chrisir)\
**Replies:** 4\
**Last updated:** [March 23, 2020, 1:39am UTC](https://discourse.processing.org/t/update-screen-during-draw-without-thread/18599 "2020-03-23T01:39:43Z")

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It’s a long running question here but I just wanted to make sure: Is it possible Update screen during draw() without using thread?? Maybe we can make this a feature request? I got a very deep recursion running and I…

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## [What is curl? How do I uninstall processing?](https://discourse.processing.org/t/what-is-curl-how-do-i-uninstall-processing/18919)

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**Author:** [@portis](https://discourse.processing.org/u/portis)\
**Replies:** 0\
**Last updated:** [March 23, 2020, 1:21am UTC](https://discourse.processing.org/t/what-is-curl-how-do-i-uninstall-processing/18919 "2020-03-23T01:21:39Z")

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I installed processing on rapberry pi using the curl command. curl https://processing.org/download/install-arm.sh | sudo sh How can I uninstall it? Also, I try to compile some python programm but it gives some err…

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## [First Draft Proposal for GSoC](https://discourse.processing.org/t/first-draft-proposal-for-gsoc/18916)

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**Author:** [@to110i](https://discourse.processing.org/u/to110i)\
**Replies:** 0\
**Last updated:** [March 23, 2020, 12:47am UTC](https://discourse.processing.org/t/first-draft-proposal-for-gsoc/18916 "2020-03-23T00:47:34Z")

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Hi, everyone. I want to participate in p5.js translation into Japanese for GSoC. I have already submitted draft and I want review by everyone. Here is my draft. https://docs.google.com/document/d/1tJJnfji\_Nn1OFnXO5fG…

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## [Ich brauche Hilfe bei einem Line Diagramm](https://discourse.processing.org/t/ich-brauche-hilfe-bei-einem-line-diagramm/18903)

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**Author:** [@MonteliaRO](https://discourse.processing.org/u/MonteliaRO)\
**Replies:** 5\
**Last updated:** [March 23, 2020, 12:29am UTC](https://discourse.processing.org/t/ich-brauche-hilfe-bei-einem-line-diagramm/18903 "2020-03-23T00:29:10Z")

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Hallo, ich brauch ein Lienen Diagramm aber weiß halb nur wie ich es programmiere kann mir da jemand helfen? Das soll fullScreen sein und soll sich dem Handy anpassen ist das möglich?

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## [Plotting (x,y,z) for helicoid](https://discourse.processing.org/t/plotting-x-y-z-for-helicoid/18910)

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**Author:** [@rubbs](https://discourse.processing.org/u/rubbs)\
**Replies:** 6\
**Last updated:** [March 22, 2020, 10:51pm UTC](https://discourse.processing.org/t/plotting-x-y-z-for-helicoid/18910 "2020-03-22T22:51:29Z")

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Hello, I’m trying to render a helicoid in java by making an array list of vectors and then plotting the shape. Not entirely confident that my approach is a particularly good one but would appreciate any feedback and/or …

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## [Bouncing A Ball Off Keyboard Controlled Paddle](https://discourse.processing.org/t/bouncing-a-ball-off-keyboard-controlled-paddle/18879)

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**Author:** [@Mylakka](https://discourse.processing.org/u/Mylakka)\
**Replies:** 4\
**Last updated:** [March 22, 2020, 8:25pm UTC](https://discourse.processing.org/t/bouncing-a-ball-off-keyboard-controlled-paddle/18879 "2020-03-22T20:25:53Z")

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Hi, everyone - Hopefully someone is able to direct me. I’m writing a program that has proven to be annoying several times over, and at this point am just sort of tearing my hair out. It’s similar to pong except with a b…

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