Top dweets of all time

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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rodrigo.siqueira

remix of d/12467 by u/rodrigo.siqueira

function u(t) {

t||(a=b=0)
for(i=1e3;i--;)x.fillStyle=`hsl(9,45%,${S(t*4)*50}%,40%)`,x.fillRect(960+b*S(a-t),540+b*C(a+t)+S(a+t)*2,1,1),a+=4*C(3*a),b+=.001

Feb 22 2019 1:59 PM UTC

}// 139/140

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Geometric Space Foldings

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corporateanon

function u(t) {

x.clearRect(0,0,2e3,2e3);
for(b=0;b<20;b+=1){
m=50+50*C(b+t*9.9)
x.fillRect(b*100,500+C(b+t*10)*200,m,m);
}

Feb 21 2019 5:56 AM UTC

}// 107/140

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u/hells-fargo

the spring is twisting like a barber pole, i like it

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23_Skidoo

function u(t) {

c.width=w=120
for(i=8200;i--;x.fillStyle=`hsl(${S(X/90+t)*512} 45% 50%`)x.fillRect(X=i%w,Y=~~(i/w),S(Y/4)*T(X/19+t/4)/9,1)

Feb 19 2019 3:27 AM UTC

}// 122/140

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username

remix of d/12397 by u/username

function u(t) {

for(x.fillRect(0,0,i=1521,i);Q=S(--i*i);x.clearRect(751+139*(S(b)*4+S(i+t)*Q),643+150*(C(i*i)-(t&2?T:S)(b+t/i)),9,4))b=i%6+t+i*(t&1)

Feb 17 2019 1:42 PM UTC

}// 132/140

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pavel golf

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username

remix of d/11981 by u/rodrigo.siqueira

function u(t) {

for(x.fillRect(0,0,i=1521,i);Q=S(--i*i);x.clearRect(751+139*(S(b)*4+S(i+t)*Q),643+150*(C(i*i)-(t&2?T(b+t/i):S(b+t/i))),9,4))b=i%6+t+i*(t&1)

Feb 16 2019 9:45 PM UTC

}// 139/140

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performance + special effects

u/pavel

(t&2?T:S)(b+t/i) saves 7 chars

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username

remix of d/12338 by u/joeytwiddle

function u(t) {

eval(unescape(escape`景爨挮睩摴桼㵩㴹㤻椭ⴻ砮晩汬却祬攽❣物浳潮✬砮晩汬⡸⹬楮敔漨匨琯㌩⨴㜱⬱攳⭲⩓⡰⤪⨳ⱃ⡴⤪ㄸ㐫㌷ㄭ爯ㄶ⨨ㄳ⩃⡰⤭㔪䌨㈪瀩ⴲ⩃⠳⩰⤭䌨㐪瀩⤬㤬㤩⤩瀽椯ㄶⱲ㵃⡴⤪㜱⬱㠷⬹㤪匨㌪琭瀯㤩⨪㈶`.replace(/u(..)/g,"$1%")))

Feb 16 2019 7:34 AM UTC

}// 139/140

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katkip

function u(t) {

t||(a=b=1);for(i=999;i--;)a+=S(b*C(t)+1),b+=C(a-S(b-a)),x.fillRect(60+a*500,1340+b*500,2,2)

Feb 14 2019 6:30 PM UTC

}// 91/140

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Black hole and white hole #attractor and now the space-time tranfer is visible

u/katkip

b+=C(a-C(b+a)/2) is interesting too
u/tomxor

I've never played with attractors, they are so simple and pretty :)
u/katkip

Exactly

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katkip

function u(t) {

q=259+t;t||(a=b=1);for(i=9;i--;)a+=S(b-C(t+i/3999)+C(i/9)/39),b+=C(a+S(t+i/3999)+S(i/9)/39),x.fillRect(540+a*q,540+b*q,5,5)

Feb 14 2019 4:06 PM UTC

}// 123/140

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#donut

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23_Skidoo

remix of d/12292 by u/23_Skidoo

function u(t) {

for(s=24,d=360,i=4e3;i--;f=(X|Y)/5-t,x.fillStyle=`hsla(${S(f/d)*d} 75% ${s+C(f/s)*C(f*4+t)*70}%`)x.fillRect(X=i%82*s,Y=~~(i/82)*s,s,s)

Feb 13 2019 2:09 AM UTC

}// 134/140

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robbyg

function u(t) {

B=(X,Y,A,L,h,v)=>L>7&&(x.moveTo(X,Y),x.lineTo(h=X+C(A)*L,v=Y-S(A)*L),B(h,v,A-.3,L*.7),B(h,v,A+.3,L*.7))
t||B(960,1e3,1.57,300)
x.stroke()

Feb 12 2019 4:26 PM UTC

}// 137/140

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#recursive #tree