Dweets awesomed by u/robotman_

function u(t) {

c.width=1920 // clear the canvas
for(i=0;i<9;i++)
x.fillRect(400+i*100+S(t)*300,400,50,200) // draw 50x200 rects

} // 122/140

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    u(t) is called 60 times per second.
    t: Elapsed time in seconds.
    S: Shorthand for Math.sin.
    C: Shorthand for Math.cos.
    T: Shorthand for Math.tan.
    R: Function that generates rgba-strings, usage ex.: R(255, 255, 255, 0.5)
    c: A 1920x1080 canvas.
    x: A 2D context for that canvas.

Try the new frontend: beta.dwitter.net
Current theme challenge: #Food

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Odog8

function u(t) {

eval(unescape(escape`睩瑨⡸⥻晩汬却祬攽✣挵ㄱㄱ✬晩汬剥捴⠰ⰰⰱ攴ⰱ攴⤬晩汬却祬攽✣㤶捡摤✬慲挨㜰〬㔰〬ㄵ〬〬㜩ⱡ牣⠱㈰〬㔰〬ㄵ〬〬㜩ⱦ楬氨⤬晩汬剥捴⠷〰ⰳ㔰ⰵ〰ⰳ〰⥽`.replace(/u(..)/g,"$1%")))

May 28 2021 3:01 PM UTC

}// 121/140

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tomxor

remix of d/20405 by u/tomxor

function u(t) {

eval(unescape(escape`𭀿𨰮𭱩𩁴𪀽𭰽𝠴𞡘👙👚👒🐵𞱦𫱲𚁡👓𚁒𚐬𨠽𠰨𤠩𛁰🐳𩐳𞱰𛐭𞱘𛐽𪰪𨐬𦠭👫𚡢𛁙𚰽𪰪𠠬𤠭👫𚡁𛁸𛡦𪑬𫁒𩑣𭀨𬀥𭰬𬀯𭰬𜐬𜠭𝀯𩀩𚑦𫱲𚁁👰𙑷𛰳𜠭𜐬𠠽𬀯𜑥𜰬𩀽𜐻𚁘𚱤𚡁𚡢𛑤𚡡𧡙𚱤𚡂𧡚𛑤𚡁𚡡𛑤𚡢𚐥𜐵🠱𞱤𚰽𛠱𚑫🐱𩐭𝀭𜱥𛐴𛱤𛱤`.replace(/u../g,'')))

May 28 2021 12:53 AM UTC

}// 140/140

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Descending a #minecraft cave

Show more comments…
u/tomxor

Significantly faster in Firefox! #raymarching
u/tomxor

Seriously, it's like 30x faster, this is going to be my test case for fixing Dwitter perf
u/KilledByAPixel

Wow! 🤯 Runs great in capjs ;) Though I did need to disable loop protect to get the full render.
u/DataMeta

this is insane
u/Xen

love it!
u/yonatan

you've outdone yourself!
u/13thptr

Speechless.
u/rep_movsd

I cant even!
u/rodrigo.siqueira

As @aemkei said: "This piece is insane!" https://twitter.com/aemkei/status/1398235717…
u/DaSpider

Wait. What?
u/tomxor

Woooo perf fixes are merged! :D Big shout out to u/LionLeaf and u/KilledByAPixel for working through this with me. Keep an eye out for issues and let us know on discord if you spot any regressions.
u/jellyedwards

That's incredible!
u/donbright

:o

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ciaccodavide

function u(t) {

x.stroke(new Path2D(`M${A.join()}Z`,c.width|=0,A=A.map((a,i)=>a+(D[i]*=a<0|a>1080+840*(i%2==0)?-1:1))))}{for(A=[],D=[],i=16;i--;)A[i]=D[i]=i

May 27 2021 3:22 PM UTC

}// 140/140

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Bouncy verts

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erin

remix of d/2720 by u/FireFly

function u(t) {

c.width|=0,x.font='4in a';for(x.fillText("🚗",Y=A=500,400);Y--;)x.drawImage(c,0,Y,2e3,1,S(Y/20+t*10)*20,Y+t*200%1e3,2e3,100)

May 27 2021 1:00 AM UTC

}// 123/140

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Car 2.0, instead of using wheels it extrudes a block of car and wiggles

u/tomxor

Shut up and take my money!

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magna

function u(t) {

c.width|=0
x.scale(.5,1)
x.font='8cm"'
x.fillText('▮▮▮▮▮▮▮▮▮',800+S(t)*600,600)

May 27 2021 12:53 AM UTC

}// 79/140

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Unicode #default

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Odog8

function u(t) {

c.width+=0
R=(x,y,z)=>[C(t)*x+S(t)*(C(t)*z-S(t)*y),C(t)*y+S(t)*z]
for(i=2e3;i--;x.fillRect(I[0]+500,I[1]+500,7,7))I=R(i%10*20,i%200,i/10)

May 26 2021 4:28 PM UTC

}// 137/140

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3d rotation formula, idk what to do with it so you guys can figure it out xd

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robotman_

function u(t) {

c.width^=0
for(j=0;j<6;j++)for(i=0;i<63;i++)x.fillRect((k=200*S(t/1.7))*S(u=j*1.047)+960+S(t+i)*(r=175+S(t)*50),k*C(u)+540+C(t+i)*r,9,9)

May 25 2021 8:56 PM UTC

}// 136/140

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Flower Power

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KilledByAPixel

remix of d/22858 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󠬽󮬽󟭓󚌨󦌫󞜫󮬥󜭼󜌩󚬪󚍙󚼨󮬼󜬩󯌰󚜩󚬨󮬥󜬿󦌥󜜺󜜭󦌥󜜩󚬨󮬦󜬿󜜭󦜥󜜺󦜥󜜩󚬱󜼊󩭯󬬨󪬽󜬻󪬭󛜻󮌮󨭥󩽩󫭐󨝴󪌨󮌮󬽴󬭯󪽥󚌩󚜩󩭯󬬨󪜽󜼰󜌻󪜭󛜻󮌮󫍩󫭥󥍯󚍪󟽩󚬹󞭢󛍪󟽢󞭩󚬹󚜩󦜽󪜯󝜫󞜪󪬬󦌽󭌪󝜬󨬽󭌪󝬰󚬲󛝂󚌰󚜭󠬨󜜩󛝂󚌲󚜭󠬨󜼩`.replace(/u../g,'')))

May 25 2021 5:45 PM UTC

}// 137/140

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Noise Grid

u/DataMeta

#art

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KilledByAPixel

remix of d/15036 by u/KilledByAPixel

function u(t) {

s=(a,b,p)=>b*(p*=p*(3-2*p))+a-a*p
r=X=>C(X&Y)
l=_=>s(r(X),r(X+1),X%1)
for(i=2e3;X=--i/40;x.fillRect(i,t*99-n*9,3,n))n=s(l(Y=t*3),l(Y++),Y%1)

May 25 2021 3:07 PM UTC

}// 140/140

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Melt Sierpinski

u/taupelink

excellent
u/erin

has GLSL vibes
u/tomxor

I'll take the two middle ones, to go, hot please
u/Xen

nice!
u/magna

Deep dream vibes

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New_Core

function u(t) {

for(i=a=500;i--;x.fillRect(960+(t*t*C(i*1.57+t)+a*S(v=i>>2)*3)*Z,800+(200-t*60)*Z,Z*9,Z))Z=99/(i%a+a/7),x.fillStyle="#0505"

May 23 2021 1:39 PM UTC

}// 124/140

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u/rep_movsd

Alien plants
u/andrea270872

cool code. I was looking for recursion... but nope. Just a smart FOR :)
u/Xen

love it!
u/miratcan

great

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