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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sChiab8

function u(t) {

c.width=1920
for(i=0;i<15;i++){
o=200+i*100
so=S(o/150+t*2)
x.fillStyle=(so<0)?'#FF0044':'#F2FF03' 
x.fillRect(o,550,50,250*so)}

Sep 7 2018 6:00 PM UTC

}// 128/140

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cantelope

function u(t) {

eval(unescape(escape`𩡯𬠨𮀮𩡩𫁬𤡥𨱴𚀰𛀰𛁩🐳𩐴𛁩𚐻𪐭𛐻𮀮𨱬𩑡𬡒𩑣𭀨𪐥𞐪𚁨🐲𝐰𚐫𦀯𚁚👃𚁰𚐪𩀫𞐩𚡨𛀨𪐥𝐫𦐯𦠩𚡨𛀴𛀴𚐩𦀽𤰨𬀽𚁁👍𨑴𪀮𨑴𨑮𜠩𚁘👓𚁩𚐭𜰬𜀩𚱩𚡴𚐪𚁤🐨𢀽𣑡𭁨𛡨𮑰𫱴𚐨𦀬𜀩𚐬𦐽𤰨𬀽𠐨𦐽𠰨𪐩𛁚👃𚁰𚐪𩀩𚱴𚱩𙐹𚐪𚁤👈𚁙𛁚𚐩`.replace(/u../g,'')))

Oct 13 2024 10:59 PM UTC

}// 140/140

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torus 2

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magna

remix of d/1323 by u/magna

function u(t) {

e=1e3;(i=new Image).src=c.toDataURL('image/jpeg').replace(eval(`/(.{${t%e+e}})./`),'$1');x.filter='sepia(.02)';x.drawImage(i,0,0,1920,1100);

Mar 1 2017 4:00 AM UTC

}// 140/140

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Candy Falls - Requires Chrome

u/magna

Starting off with a blank canvas, I introduce some artifacts by damaging the JPEG export. And then the rest comes through an interesting interplay of JPEG artifacts and sepia filter artifacts, and stretching the image while pasting it back.
u/magna

Seems to be broken on latest version on Chrome.

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cantelope

function u(t) {

eval(unescape(escape`𮀮𩡩𫁬𤡥𨱴𚀰𛀰𛁷🐲𩐳𛁷𚐊𡀽𬐽🡻𮀮𨱬𩑡𬡒𩑣𭀨𞐶𜀫𦀯𦠪𚁨🐵𝀰𚐭𚁬👨𛱚𚐯𜠬𪀫𦐯𦠪𪀭𫀯𜠬𫀬𫀩𯐊𚁂👴🱛𛠮𛡂𛁛𤰨𤰨𭀯𝀩𚠲𜀩𚠲𜀬𞐫𤰨𭀪𞀩𚠸𛀳𜁝𧐮𩡩𫁴𩑲𚁶🐾𭡛𜡝🠰𚐺𦱝𚐮𫑡𬀨𭠽🡄𚁄𚁛𦀬𦐬𦡝👶𛁶𦰲𧐭🐮𜐩𛁙𚠽𛐱𚐩`.replace(/u../g,'')))

Jun 23 2022 3:58 PM UTC

}// 138/140

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ArthurThuczsec

function u(t) {

for(Z=i=1e3;i--;x.fillRect(Z+C(t/4)*Z,i,4,1))x.fillStyle=R(z=i/2%(250+C(t/.73+i/99)*99),z/2,z*2,.2)

Jun 27 2022 1:02 PM UTC

}// 99/140

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Gentle Art 99 #1

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ximavus

function u(t) {

c.width=568
t?onmousemove=e=>v.push([e.x,e.y]):v=[onkeydown=k=>v=[]]
for(a of v)x.fillRect(C(t-a[0]/99)*282+282,S(t-a[1]/99)*158+158,3,3)

Jan 9 2026 4:29 PM UTC

}// 137/140

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Animating Projection!

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iverjo

remix of d/170 by u/iverjo

function u(t) {

X=960+290*C(t)*T(t),Y=480+290*S(t),d=190;for(i=9;i--;)x.beginPath(),x.moveTo(X,Y),X-=d*C(t),Y-=d*S(t),x.lineTo(X,Y),d*=.5,x.stroke(),a+=.1

Jan 14 2017 4:15 PM UTC

}// 138/140

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baegus

function u(t) {

c.width*=1
x.fillRect(0,0,1e4,1e4)
for(i=80;i-=2;){
x.fillStyle=R(i**9<<C(t),i)
for(j=102;j--;)
x.fillRect(j*19,i,S(i)*j+8,j*i+C(6*t+j)*22)}

Sep 23 2024 11:12 PM UTC

}// 140/140

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Red Velvet

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taupelink

remix of d/22798 by u/taupelink

function u(t) {

for(i=q=300;--i;x.fillRect(i*i/3**X-q,(1+t)*q*Y*Y,q/3**t,i/2**t))f=i*i*t,X=f*f%6,Y=X*f%9,x.fillStyle=R(q=i/q**Y,q=q%(6-X/2)*i/Y**.5,i,q/i/3)

May 19 2021 7:22 PM UTC

}// 140/140

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d/22825

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Salko75

remix of d/25812 by u/Salko75

function u(t) {

c.width=1920
for(i=0;i<22;i++){
x.font=`${T(t/2)*t}px Tahoma MS`
x.fillText('WAKE UP', (S(t*i)*t)*Math.random()*C(i)*1000, 50*i)}

Jul 17 2022 10:09 AM UTC

}// 129/140

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