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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taupelink

remix of d/35633 by u/taupelink

function u(t) {

for(i=z=1080;i--;x.fillRect(t*320,i,9,z/=.8-S(i/r)/e/2))x.fillStyle=R(r=1+(z>>=1)*++z*4,r*(q=.8+z%2/3),r*q*q,.4),z+=4-4*S(i**.4-3*S(e=z+t))

Jun 17 2026 8:06 PM UTC

}// 139/140

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d/35647

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Xen

remix of d/6129 by u/RUNIE

function u(t) {

for(c.width|=i=0;i<64;x.fillRect((a=2e3*i/128)+S(t+i++/9)*99,a/(3+C(t)),2e3-a*2,2e3/1.5-a))x.fillStyle=R(b=i*(S(t*i/99)+3),i,b*C(t))

Jan 17 2018 11:08 PM UTC

}// 132/140

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End.Of.Tunnel Shoutz RUNIE

u/Qwitter

Slightly frightening. Extra [Awesome!]
u/RUNIE

trippy :D

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yonatan

function u(t) {

k=7/3
x.globalAlpha=.01
for(t?i=0:X=Y=0;i<1e4;i++)x.fillRect(960+X*250,540+Y*250,1,1),n=S(-k*Y)+C(-k*X),Y=S(k*X)+.7*C(k*Y),X=n

Jan 21 2018 10:59 PM UTC

}// 126/140

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u/Xen

attractive
u/Xen

done you a remix d/6308

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HardlyProductive

function u(t) {

f=(a,b)=>{for(i=2e3;i--;)x.fillRect(-100+j*200+75*C(a/b*i)*C(i),-100+k*200+75*S(a/b*i)*C(i),2,2)}
for(j=10;j--;){for(k=6;k--;)f(k,j)}

Oct 11 2024 2:35 PM UTC

}// 134/140

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Roses <3 https://en.wikipedia.org/wiki/Rose_(mathemat…

u/cantelope

#spirograph

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dee-gomma

function u(t) {

for(c.width|=q=.5,x.scale(100,100),i=18;i--;x.fillRect(4+a+3*S(t),5-y-b,b?q:8-i,2*b+2*y))a=i>>1,b=i&1,y=(S(a*.39)+.3)*S(5*t)**2*(t>3.2)*2.5

Jun 9 2025 11:58 PM UTC

}// 139/140

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#default jaws

u/aleamb

amazing! lol
u/cantelope

haha
u/ximavus

*nom nom nom*

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Lazy1337

function u(t) {

for(i=0;i<255;i++){x.fillStyle=R(255*S(t),255*S(t*i),255*S(t*3),i);x.fillRect(S(t)*300+i+400+t*20,C(t)*270+i+400,10*S(T(i)),10);}

Dec 14 2017 9:34 PM UTC

}// 129/140

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Bad wrap

u/Lazy1337

Quick one, the patterns repeats infinitely without anything interesting
u/Xen

done you a remix: 3639

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loni_art

function u(t) {

c.width|=w=40
f=Math.floor;l=Math.log;
for(i=10*w;i--;(-1<(l(i/3*w)/l(2)-(3*(i%w+t)+i/w))%2)?x.fillRect((i%w)*w,f(i/w)*w,w,w):0);

Feb 5 2018 7:44 PM UTC

}// 129/140

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is random? is it not?

u/loni_art

note: this was an attempt of using tupper's formula to show a very special thing, but sadly, it didn't work, so i turned into a itneresting thing
u/iverjo

Cool, I actually had the same idea after seeing a tweet about Tupper's formula

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username

remix of d/13027 by u/username

function u(t) {

t*=512
for(i=3e3;i--;x.fillStyle=`hsl(${t*42},99%,50%`)K=(i&2)-t*t/i,X=S(i)+S(i)*K/t*9,Y=C(i)-C(i)*K/t*9,x.fillRect(960+X*150,640+Y*150,8,8)

Apr 5 2019 8:01 PM UTC

}// 140/140

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JWinslow23

function u(t) {

X=Math.random;for(a=b=i=1;i<100;i++,r=X()*3|0,a=(a+r--)/2,b=(b+!!r)/2,x.fillStyle=R(X()*256,X()*256,X()*256))x.fillRect(a*956,b*1072,8,8)

Dec 31 2018 11:21 AM UTC

}// 137/140

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I squeezed in random coloring of coordinates, because it looks cool.

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Thom

function u(t) {

eval(unescape(escape`挮睩摴桼㴰㭦潲⡩㴴攳㭩ⴭ㭸⹦楬汒散琨㤶〫⡩┸〭㐰⤪㌰ⰵ㐰⬨椯㠰ⴲ㔩⨳〬㈸ⰲ㠩⥸⹦楬汓瑹汥㵠牧扡⠤笲㔵⩓⡩⩩⵴⨱攱⤪㈵㕽Ⱔ笲㔵⩓⡩⩩⵴⨱攱⤪㈵㕽Ⱔ笲㔵⩓⡩⩩⵴⨱攱⤪㈵㕽⥠`.replace(/u([^D].)/g,'$1%')))

Jun 10 2023 8:14 PM UTC

}// 135/140

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Comway’s Game of Life