# \#graphics-and-math **URL:** https://forum.makecode.com/tag/graphics-and-math/3.md [Latest](https://forum.makecode.com/latest.md) · [Categories](https://forum.makecode.com/categories.md) · [Tags](https://forum.makecode.com/tags.md) --- ## [help with sum of block](https://forum.makecode.com/t/help-with-sum-of-block/46231)
**Author:** [@Cybercube](https://forum.makecode.com/u/Cybercube)\ **Replies:** 0\ **Last updated:** [October 1, 2026, 3:14am UTC](https://forum.makecode.com/t/help-with-sum-of-block/46231 "2026-10-01T03:14:38Z")
so, I was making the sum of block in mathematics. but how do you make that in makecode cause I I’m confused how to make sum of into a block. here’s the code: //% block="Sum of $index|from $num|to $num2| with block … --- ## [Tests and demos](https://forum.makecode.com/t/tests-and-demos/40597)
**Author:** [@Green\_Lizard](https://forum.makecode.com/u/Green_Lizard)\ **Replies:** 44\ **Last updated:** [October 1, 2026, 3:04am UTC](https://forum.makecode.com/t/tests-and-demos/40597 "2026-10-01T03:04:46Z")
I have made a procedural animation test Im going to use this area for the posting of any other tests or demos I make. --- ## [U3D Engine - Walls, Floors, Pillars, Textures, and More!](https://forum.makecode.com/t/u3d-engine-walls-floors-pillars-textures-and-more/44656)
**Author:** [@Unique](https://forum.makecode.com/u/Unique)\ **Replies:** 58\ **Last updated:** [October 1, 2026, 3:01am UTC](https://forum.makecode.com/t/u3d-engine-walls-floors-pillars-textures-and-more/44656 "2026-10-01T03:01:13Z")
U3D: a 3D voxel heightmap engine for MakeCode Arcade U3D is a raycasting engine that renders a 3D world from a heightmap and colormap image pair, with tilemap-based textured walls on top. It runs as an extension. W… --- ## [Win some cool art](https://forum.makecode.com/t/win-some-cool-art/46152)
**Author:** [@TheEarth](https://forum.makecode.com/u/TheEarth)\ **Replies:** 0\ **Last updated:** [September 27, 2026, 7:06am UTC](https://forum.makecode.com/t/win-some-cool-art/46152 "2026-09-27T07:06:11Z")
This is kinda like this, but you get your own custom one and it has 4 sections if I don’t think your game is good you will still get something it is just a little generic. also ratings and feedback Section 1: Gameplay … --- ## [Throttlemonger Devlog](https://forum.makecode.com/t/throttlemonger-devlog/43270)
**Author:** [@RizeUpDev](https://forum.makecode.com/u/RizeUpDev)\ **Replies:** 37\ **Last updated:** [September 26, 2026, 7:13pm UTC](https://forum.makecode.com/t/throttlemonger-devlog/43270 "2026-09-26T19:13:24Z")
I am participating in the Sports Jam! I am making a racing game! Please give feedback! Here’s the demo… Also, could you help me in making AI for it without using tilemap A\*? Regards, RizeUpDev --- ## [Unnamed Rhythm Game: Devlog](https://forum.makecode.com/t/unnamed-rhythm-game-devlog/38875)
**Author:** [@WoofWoof](https://forum.makecode.com/u/WoofWoof)\ **Replies:** 83\ **Last updated:** [September 23, 2026, 12:06am UTC](https://forum.makecode.com/t/unnamed-rhythm-game-devlog/38875 "2026-09-23T00:06:48Z")
I have come to fulfill a promise… ▶ Prior version Currently the test song is “Grave” Mistake by @InvalidProject from his Free Music! topic. (Thanks Invalid!) Feel free to make suggestions and ask questions below. Thi… --- ## [Lanterns: improving the Multilights extension!](https://forum.makecode.com/t/lanterns-improving-the-multilights-extension/33190)
**Author:** [@WoofWoof](https://forum.makecode.com/u/WoofWoof)\ **Replies:** 67\ **Last updated:** [September 22, 2026, 6:15pm UTC](https://forum.makecode.com/t/lanterns-improving-the-multilights-extension/33190 "2026-09-22T18:15:19Z")
You can import my version by searching “WoofWoofCodes/lanterns” in the extensions search bar! Demo: Credit where credit is due: The original single-light-source version, @richard’s lantern extension, can be found he… --- ## [Is it possible to make lambdas in makecode?](https://forum.makecode.com/t/is-it-possible-to-make-lambdas-in-makecode/46014)
**Author:** [@Cybercube](https://forum.makecode.com/u/Cybercube)\ **Replies:** 4\ **Last updated:** [September 22, 2026, 6:02pm UTC](https://forum.makecode.com/t/is-it-possible-to-make-lambdas-in-makecode/46014 "2026-09-22T18:02:06Z")
I’m just seeing if it possible to make lambdas\[1\] in makecode arcade? Like inputs with blocks in it that you can use to execute code inputs with inputs? Anonymous function - Wikipedia ↩︎ --- ## [3d Rendering with floor and ceiling!](https://forum.makecode.com/t/3d-rendering-with-floor-and-ceiling/29758)
**Author:** [@neintoes](https://forum.makecode.com/u/neintoes)\ **Replies:** 78\ **Last updated:** [September 21, 2026, 6:29am UTC](https://forum.makecode.com/t/3d-rendering-with-floor-and-ceiling/29758 "2026-09-21T06:29:30Z")
I’ve been making some tweaks to AqeeAqee’s wonderful raycasting extension and there’s a bit to fix yet on some of my lazy code but I wanted to show off what I’ve got so far, now with the ability to add a tilemap to be re… --- ## [🚀Extension Speedrun Begins!](https://forum.makecode.com/t/extension-speedrun-begins/45072)
**Author:** [@CodaKnight](https://forum.makecode.com/u/CodaKnight)\ **Replies:** 24\ **Last updated:** [September 21, 2026, 6:21am UTC](https://forum.makecode.com/t/extension-speedrun-begins/45072 "2026-09-21T06:21:00Z")
Well, this is it… I’ve decided to go on an extension speedrun. :grinning\_face\_with\_smiling\_eyes: Over the next few weeks (and probably months), I’m planning on releasing a bunch of MakeCode Arcade extensions I’ve been w… --- ## [The TRANSPARENCY Extension! 👁️‍🗨️](https://forum.makecode.com/t/the-transparency-extension/45009)
**Author:** [@randomuser](https://forum.makecode.com/u/randomuser)\ **Replies:** 43\ **Last updated:** [September 19, 2026, 9:26pm UTC](https://forum.makecode.com/t/the-transparency-extension/45009 "2026-09-19T21:26:59Z")
rando-muser/arcade-transparency: A MakeCode Arcade extension to render semi-transparent sprites. Have you ever wanted to make a ‘semi-transparent’ or translucent sprite, where you can see the tilemap through them? … --- ## [That One Adventure that Happened Once](https://forum.makecode.com/t/that-one-adventure-that-happened-once/45941)
**Author:** [@not\_a\_lemon](https://forum.makecode.com/u/not_a_lemon)\ **Replies:** 0\ **Last updated:** [September 17, 2026, 9:48pm UTC](https://forum.makecode.com/t/that-one-adventure-that-happened-once/45941 "2026-09-17T21:48:21Z")
Uhhh I decided to work on this franchise a bit more… This saga started when I made Big Battle for the Big Mini Game Jam, and then I continued the story in why am i here for the Outdoors Jam (Thanks to @Existent\_Chicken … --- ## [Help with platform bugs](https://forum.makecode.com/t/help-with-platform-bugs/45866)
**Author:** [@Ophelia](https://forum.makecode.com/u/Ophelia)\ **Replies:** 3\ **Last updated:** [September 17, 2026, 2:26am UTC](https://forum.makecode.com/t/help-with-platform-bugs/45866 "2026-09-17T02:26:43Z")
I am attempting to make a platformer with “A” for jump, “B” for dash, as well as “Up arrow” for attacking and spikes. I don’t know what’s going on, but my attacks won’t spawn the correct way based on the direction my cha… --- ## [Isometric Stuff](https://forum.makecode.com/t/isometric-stuff/45786)
**Author:** [@engineer703](https://forum.makecode.com/u/engineer703)\ **Replies:** 26\ **Last updated:** [September 15, 2026, 10:04pm UTC](https://forum.makecode.com/t/isometric-stuff/45786 "2026-09-15T22:04:42Z")
Recently, I was talking with @darkcloak about some random coding stuff, and I said I would be able to create the basics of Terra Nil in a week (if you don’t know what Terra Nil is then look it up). So that’s what I’m do… --- ## [Detective Center](https://forum.makecode.com/t/detective-center/45462)
**Author:** [@Sword\_Studios](https://forum.makecode.com/u/Sword_Studios)\ **Replies:** 4\ **Last updated:** [September 2, 2026, 9:43pm UTC](https://forum.makecode.com/t/detective-center/45462 "2026-09-02T21:43:52Z")
Welcome to the Detective Center. Here you can get help to debug your games, ask for tips and most of all turn in a \*mystery. Trust us to solve the case. \*Anything that happens on the forum you don’t understand. --- ## [Retro FX Extension](https://forum.makecode.com/t/retro-fx-extension/45209)
**Author:** [@CodaKnight](https://forum.makecode.com/u/CodaKnight)\ **Replies:** 6\ **Last updated:** [September 1, 2026, 11:47pm UTC](https://forum.makecode.com/t/retro-fx-extension/45209 "2026-09-01T23:47:06Z")
Going from my\*\* 🚀Extension Speedrun Begins!\*\* Hi everyone! As since I’m on my Extension speedrun, it’s time to release an new extension… RetroFx+!!! Retro FX+ is an extension that adds retro-style visual effects to … --- ## [Raycasting 3D render -- Blocks Edition](https://forum.makecode.com/t/raycasting-3d-render-blocks-edition/12921)
**Author:** [@AqeeAqee](https://forum.makecode.com/u/AqeeAqee)\ **Replies:** 327\ **Last updated:** [September 1, 2026, 6:05pm UTC](https://forum.makecode.com/t/raycasting-3d-render-blocks-edition/12921 "2026-09-01T18:05:36Z")
Here it comes finally. It took me several days to find out how raycasting render would work with existing blocks/functions and Arcade game platform together. After read many source codes to try to inject my codes in, th… --- ## [Simulation city](https://forum.makecode.com/t/simulation-city/29417)
**Author:** [@labfox29](https://forum.makecode.com/u/labfox29)\ **Replies:** 23\ **Last updated:** [August 27, 2026, 10:16pm UTC](https://forum.makecode.com/t/simulation-city/29417 "2026-08-27T22:16:26Z")
I was thinking to make a sim city like game. Probably making it like 2 cities in total (It will probably be “Posible” to save cities but very hard to achieve) --- ## [3D voxel rendering engine](https://forum.makecode.com/t/3d-voxel-rendering-engine/42425)
**Author:** [@VoxelMaster64](https://forum.makecode.com/u/VoxelMaster64)\ **Replies:** 156\ **Last updated:** [August 26, 2026, 3:33am UTC](https://forum.makecode.com/t/3d-voxel-rendering-engine/42425 "2026-08-26T03:33:19Z")
I made a 3D voxel rendering engine. I was inspired by https://m.youtube.com/watch?v=ztkh1r1ioZo because of the fps, though this one gets very laggy. the algorithm is one made by Amanatides and Woo. these are the contr… --- ## [Help with extension](https://forum.makecode.com/t/help-with-extension/45571)
**Author:** [@Cybercube](https://forum.makecode.com/u/Cybercube)\ **Replies:** 4\ **Last updated:** [August 25, 2026, 10:12pm UTC](https://forum.makecode.com/t/help-with-extension/45571 "2026-08-25T22:12:44Z")
so, i have so problem with my extensions but you choose what problem to help me with. ▶ problem #1 ▶ problem #2 --- ## [Custom 2-Player Carrom Game (Disc Pool Visual Style)](https://forum.makecode.com/t/custom-2-player-carrom-game-disc-pool-visual-style/45541)
**Author:** [@Nithish\_S](https://forum.makecode.com/u/Nithish_S)\ **Replies:** 5\ **Last updated:** [August 24, 2026, 11:06pm UTC](https://forum.makecode.com/t/custom-2-player-carrom-game-disc-pool-visual-style/45541 "2026-08-24T23:06:04Z")
Hey everyone! I built a custom 2-Player Carrom game using a completely custom sub-pixel physics and friction processor. Features integrated: Local multiplayer inputs supporting active player turn profiles. Precise ver… --- ## [Graphing calculator (for y=mx+c)](https://forum.makecode.com/t/graphing-calculator-for-y-mx-c/45488)
**Author:** [@Air](https://forum.makecode.com/u/Air)\ **Replies:** 1\ **Last updated:** [August 20, 2026, 10:02pm UTC](https://forum.makecode.com/t/graphing-calculator-for-y-mx-c/45488 "2026-08-20T22:02:46Z")
i made it in python! It’s my first python project so its pretty basic, but still proud of it! go check it out! --- ## [Munching squares](https://forum.makecode.com/t/munching-squares/45467)
**Author:** [@thegreatone](https://forum.makecode.com/u/thegreatone)\ **Replies:** 1\ **Last updated:** [August 20, 2026, 4:46pm UTC](https://forum.makecode.com/t/munching-squares/45467 "2026-08-20T16:46:45Z")
A version of the munching squares visual effect --- ## [👾 Brohann's Makecode Portfolio!](https://forum.makecode.com/t/brohanns-makecode-portfolio/31652)
**Author:** [@Brohann](https://forum.makecode.com/u/Brohann)\ **Replies:** 7\ **Last updated:** [August 18, 2026, 9:57pm UTC](https://forum.makecode.com/t/brohanns-makecode-portfolio/31652 "2026-08-18T21:57:31Z")
I don’t feel like I do a good enough job of sharing my games for everyone to see, so I decided to make one big topic instead of a bunch of smaller ones to save space and not clutter up the forums. Also, I’m very very so… --- ## [Procedural Animation Dev Page](https://forum.makecode.com/t/procedural-animation-dev-page/41737)
**Author:** [@BLADEr](https://forum.makecode.com/u/BLADEr)\ **Replies:** 72\ **Last updated:** [August 15, 2026, 8:15pm UTC](https://forum.makecode.com/t/procedural-animation-dev-page/41737 "2026-08-15T20:15:14Z")
Ok. I’ve been wanting to make this topic for a while now. I’m making this topic to put all the procedural art stuff I do in, including all the extensions and games I make. Anyone is also free to putting whatever they’d… --- ## [Reversing String will add undefined](https://forum.makecode.com/t/reversing-string-will-add-undefined/45409)
**Author:** [@Cybercube](https://forum.makecode.com/u/Cybercube)\ **Replies:** 2\ **Last updated:** [August 15, 2026, 6:25pm UTC](https://forum.makecode.com/t/reversing-string-will-add-undefined/45409 "2026-08-15T18:25:01Z")
so, i was making a reverse string block but, every time i did, it adds undefined in it. here’s the code: //% block="Reverse $str" export function Reverse(str: string) { let list: string\[\] = \[\] le… --- ## [Sum won't add from array](https://forum.makecode.com/t/sum-wont-add-from-array/45391)
**Author:** [@Cybercube](https://forum.makecode.com/u/Cybercube)\ **Replies:** 4\ **Last updated:** [August 14, 2026, 7:49pm UTC](https://forum.makecode.com/t/sum-wont-add-from-array/45391 "2026-08-14T19:49:54Z")
so, i was make a block for my extension which is the “average of array” block but when i tried to add up the sum it returns NaN. Here’s the code: //% block="Find the average of $array" export function AverageOf… --- ## [\[BUG\] Occasionally, Sprite Animation Plays Wrong Frames](https://forum.makecode.com/t/bug-occasionally-sprite-animation-plays-wrong-frames/45351)
**Author:** [@wiz\_superstar](https://forum.makecode.com/u/wiz_superstar)\ **Replies:** 9\ **Last updated:** [August 13, 2026, 2:53am UTC](https://forum.makecode.com/t/bug-occasionally-sprite-animation-plays-wrong-frames/45351 "2026-08-13T02:53:03Z")
Hello MakeCode Forum! I was having a weird visual bug in my game’s code where my sprite’s animation was not being displayed as I wanted it to. The intended effect is that the walking animation will stop once the action … --- ## [MakeCode Arcade Data Transfer](https://forum.makecode.com/t/makecode-arcade-data-transfer/21752)
**Author:** [@frandev](https://forum.makecode.com/u/frandev)\ **Replies:** 2\ **Last updated:** [August 10, 2026, 5:52pm UTC](https://forum.makecode.com/t/makecode-arcade-data-transfer/21752 "2026-08-10T17:52:56Z")
Hi! You might be wondering why I’m making a MakeCode Arcade Data Transfer System, and in this topic, I’ll tell you what, why, and how I think might make the data transfer work. This idea came to me out of the blue when… --- ## [Ragdoll Physics Extension](https://forum.makecode.com/t/ragdoll-physics-extension/40390)
**Author:** [@BLADEr](https://forum.makecode.com/u/BLADEr)\ **Replies:** 6\ **Last updated:** [August 10, 2026, 4:47am UTC](https://forum.makecode.com/t/ragdoll-physics-extension/40390 "2026-08-10T04:47:03Z")
Here’s the link to the extension: This extension is BETA. It is not finished. If any of you need an explanation of how to use the blocks, please let me know in this topic. I’m going to create a different topic for P… [Next page](https://forum.makecode.com/tag/graphics-and-math/3.md?match_all_tags=true&page=1&tags%5B%5D=graphics-and-math)