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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Current theme challenge: #Food

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username

remix of d/13577 by u/vinca

function u(t) {

with(c.width|=0,x)font='30em"',translate(1e3,540),(a=(()=>fillText("Dwitter",-800,0)))(),transform(1,0,C(t)/5,-.7,0,3),fillStyle="#223",a()

Jun 19 2019 12:37 PM UTC

}// 139/140

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#randomremix no 13 - it was way too hectic. what about serenity?

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rodrigo.siqueira

remix of d/32479 by u/rodrigo.siqueira

function u(t) {

for(x.fillRect(0,0,i=3e4,i);i--;)x.clearRect(960+S(k=i/600+t/9)*i/85+T(i*i),C(k/2+T(i*i)/90-t/5)*i/50+i*T(i/4e5)+C(t/3)*99-99,w=S(i)*4,2)

Sep 21 2024 1:27 AM UTC

}// 137/140

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Cosmic thread

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magna

remix of d/13840 by u/magna

function u(t) {

eval(unescape(escape`挮睩摴桼㵦㵢㴾房❣汥慲剥捴✺❦楬汒散琧㭸学⡓⡴⼲⤾〩崨〬〬㉥㌬㉥㌩㭸⹴牡湳景牭⡳㴶〫匨琩⨵〬〬〬猬㤶〭猪㐵ⰵ㐰⵳⨱〩㭦潲⡩㴱㠻椭ⴻ⥸学⡩☱⥝⡩⨵ⰰⰵⰲ〩`.replace(/u(..)/g,"$1%")))

May 15 2019 5:37 AM UTC

}// 124/140

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Alternating #default

u/magna

Uncompressed: c.width|=f=b=>b?'clearRect':'fillRect';x[f(S(t/2)>0)](0,0,2e3,2e3);x.transform(s=60+S(t)*50,0,0,s,960-s*45,540-s*10);for(i=18;i--;)x[f(i&1)](i*5,0,5,20)
u/katkip

#infinite
u/13thptr

see also : d/10312 by u/yonatan
u/magna

#perfectloop

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Xen

remix of d/27507 by u/deobfuscate

function u(t) {

x.fillRect(t*1e3%1e3,(t*1e3)%13e2,1E3,1E3,x.globalCompositeOperation='xor')

May 11 2023 12:57 AM UTC

}// 75/140

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golf n play

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QXY

function u(t) {

c.width|=0;for(i=0;i++<99;){x.strokeStyle=R(o=i&1?-9:99,0,o,.5),x.beginPath(),x.arc(o*5*S(t/2)+960,520+o,i*(x.lineWidth=16),0,7),x.stroke()}

Sep 29 2018 1:20 AM UTC

}// 140/140

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Inspired by Spaceballs - SotA

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Xen

remix of d/29784 by u/poetaster

function u(t) {

x.reset();x.translate(960,540)
for(Y=p=i=380;i--;x.rotate(a/.81),x.fillRect(t,p+Y*i/t,i/140,Y*Y))
a=6.28/p,Y=S(a*i*.57+t)*99+S(a*i+t*S(i*t))

Apr 15 2024 10:52 PM UTC

}// 140/140

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REmix1

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Agnes

function u(t) {

A=a=>Math.random()*a;q=i=0;B=t?B.map(a=>x.fillRect(960+(h=300+A(i++))*S(m=t/10-a+A(a-q)),540+h*C(m+(!(q=a))),3,3)|m):[];i<99?B.push(t/8):0;

Apr 24 2018 10:31 AM UTC

}// 139/140

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Rings of dust

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rodrigo.siqueira

remix of d/26996 by u/rodrigo.siqueira

function u(t) {

for(m=n=i=1e4;i--;x.fillRect(m+960,n+540,.3,t<5)){s=6*T(i*41)+frame,o=s*Math.PI/18;m=m/7+780*C(o/2);n=n/1.9+220*C(o+8)}

Apr 3 2023 7:41 PM UTC

}// 119/140

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Infinity strip

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mildlybean

function u(t) {

c.width|=t?onmousedown=e=>{X=e.x*3;Y=e.y*3}:C=U=0;x.fillRect(X,Y,99,99);X+=C;Y+=U;x.fill(x.arc(960,540,99,0,7));C+=(960-X)/99;U+=(540-Y)/99

Dec 19 2020 6:26 PM UTC

}// 139/140

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Click on the canvas to move the square. It keeps its velocity when it moves, which leads to some interesting orbits

u/Xen

very nicely done

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initramfs

remix of d/13259 by u/username

function u(t) {

for(i=c.width|=h=3e3/326;q=--i%5-.2,a=q?i:i*h+h/99;x.fillRect(960+S(a+t)*900/r/z,50+(q||T(i))*400/z,s=50/z/z,s))r=S(a%h),z=4+C(a+t)/r,z*=z>1

May 31 2021 4:31 PM UTC

}// 140/140

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