Random dweets | Dwitter

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.

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New_Core

remix of d/29690 by u/Joaozin003

function u(t) {

for(a=i=50;i--;x.fillRect(-96,-54,192,108))q=i/3,x.fillStyle=R(i*5),x.setTransform(q*C(b=S(i/9-t)),q*S(b),-q*S(b),q*C(b),960,540)

Mar 28 2024 12:03 PM UTC

}// 129/140

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katkip

function u(t) {

try{throw code}catch(e){try{throw e.repeat(2)}catch(E){throw E.repeat(2)}}

May 26 2019 2:28 PM UTC

}// 74/140

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Hmmmmmm

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mathisvdr

function u(t) {

eval(unescape(escape`𩡯𬠨𪐽𜱥𜰻𪐭𛐻𚑻𨐽𪐯𜱥𜰪𝠮𜠸𚠵𛁮🐷𞱘🐨𚁮𛐱𚐪𠰨𨐩𚱃𚀨𫠭𜐩𚡡𚐩𛱮𛁙🐨𚁮𛐱𚐪𤰨𨐩𛑓𚀨𫠭𜐩𚡡𚐩𛱮𞱚🐱𚱓𚁡𚠳𚱴𚐪𛠳𞱸𛡦𪑬𫁒𩑣𭀨𞐶𜀫𦀪𝀰𜀯𦠬𝐴𜀫𦐪𝀰𜀯𦠬𜰯𦠬𜰯𦠩𯐠`.replace(/u../g,'')))

Mar 8 2026 3:05 PM UTC

}// 119/140

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hypocycloid

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Xen

function u(t) {

x.globalCompositeOperation='xor';t?x.drawImage(c,w/4*(t*9%3|0),h/2*(((t*9%3|0)+1)%2),w/2,h/2):x.fillRect(0,0,w=1920,h=1080)

Aug 10 2017 10:07 PM UTC

}// 123/140

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making this gave me such a headache, can you spot a simple 4bytes to shave? ;-)

u/Xen

dont post here, you see it when you see it, let others use this as target practice.

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TylerCross

function u(t) {

c.width|=0
  for(i=0;i<192;i++)
for(y=1;y<11;y++)
  x.fillRect(i*9,100+y*y*10.5+(C(i*0.5/y-t*2+y)+S(t-(y*y)/15))*y*10, 5, 5)

Dec 29 2017 4:46 PM UTC

}// 125/140

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u/joeytwiddle

Nice. Even the waves are waving.
u/TylerCross

thx :) this is a really fun game. Anyone got an idea to not display rectangles that should be hidden behind frontground waves ?

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rodrigo.siqueira

remix of d/27925 by u/KilledByAPixel

function u(t) {

c.width=355
for(i=w=127;i--;)for(j=200;j--;)x.fillRect(i+114,j,1,((w*(C(a=Math.atan2(X=i/w-.5,Y=j/w-.8))/Y/6+t)^w*(S(X+Y)/Y/6))&w)/w*C(a/t))

Jun 6 2023 3:16 PM UTC

}// 140/140

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The Tunnel #tunnel

u/tomxor

For some reason this reminds me of those weird halfpipe levels on sonic2 on the megadrive https://youtu.be/8cr1rqVcIhA?t=484

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pavel

remix of d/10979 by u/cantelope

function u(t) {

for(i=c.width|=h=355/226,x.translate(w=960,540),x.rotate(o=S(t));--i;x.fillRect(S(i+t)*w/z/r,(w-i)/z,s=99/z/z,s))r=S(i%h+h/2),z=4-o-C(i+t)/r

Nov 16 2018 3:21 AM UTC

}// 140/140

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u/cantelope

nicely done :)
u/f8f82804

#d3 #perspective

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baon

function u(t) {

if(t>0.1)return
for(p=i=1920,Y=540;i--;x.fillRect(i,Y,0.3,(i*2-p)*i)) Y=Y+Math.random()*16-8

Apr 3 2024 5:57 AM UTC

}// 92/140

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night and day

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JoshiRaez

remix of d/4423 by u/JoshiRaez

function u(t) {

for(i=40;i<1920;i+=1){c=t*20000+i;final=S((c*0.003))*122+123;x.strokeStyle=R(final,final,final,1);x.strokeRect(950-(i)/2,540-i/2,i,i)}

Dec 28 2017 4:47 PM UTC

}// 134/140

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KilledByAPixel

remix of d/26824 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍣󛭷󪝤󭍨󯌽󪜽󜜶󜌬󬽣󨝬󩜨󜬬󜜩󞽩󛜭󞽢󩝧󪝮󤍡󭍨󚍦󪝬󫌨󚜩󚝦󫽲󚍫󟝩󙜸󛍪󟜶󝌬󩭩󫍬󤽴󮝬󩜽󪜾󟬳󟜽󜜿󙼣󞝡󨬧󞭒󚌩󞽪󛜭󞽡󬭣󚍫󙜴󚭷󛌲󝼵󚽩󛼳󚼨󪼾󟬲󚜪󭼬󪜾󝼿󜬷󜬭󝬵󚬨󪬥󞌾󜼩󞬵󜬬󨜽󚍫󚽫󛼴󙬱󟼮󜜱󛝴󘌺󭌩󚽪󚬮󜌹󞌬󨜩󚝷󟜴󞌸`.replace(/u../g,'')))

Mar 20 2026 7:04 PM UTC

}// 139/140

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3D Gears ⚙️⚙️

u/cantelope

nope. sorry, the gears were already done
u/lewdev

🤣 u/cantelope