Top dweets by u/joeytwiddle

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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joeytwiddle

remix of d/2355 by u/cantelope

function u(t) {

x.save(),x.translate(960,540);for(i=95;i--;x.fillStyle=`hsl(${i*6-t*99},99%,60%`,x.fillRect(a=i*i/9,a,-a*2,-a*2),x.rotate(t/3));x.restore()

Apr 27 2017 4:54 PM UTC

}// 139/140

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Minor remix that shows off the patterns in the spiral, as pointed out by sfz on the original dweet.

u/magna

Wooo!
u/joeytwiddle

Oeps too fast again! t/19 might look smoother for you

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joeytwiddle

remix of d/27385 by u/joeytwiddle

function u(t) {

eval(unescape(escape`景爨椽挮睩摴栽㤲㭩ⴭ㬩砮晩汬剥捴⠴㔫⠢〸㠺㸸㘳㌰㸰⸭〼㤿唻㩘乍堾㜿䍇䄽㌹塃㸽㐶堿䅁㠵䍑䉣䀵䉵㹾䬵㵤婯夶㙍穝渹ㄿ繙縼ⴵ桞繁⬭䕩彐∮捨慲䍯摥䅴⡩⤭㌲⤪匨愽椭琩⼵ⰲ⭩⨪⸵⨵ⱗ㴱⭃⡡⤬圩`.replace(/u([^D].)/g,'$1%')))

Apr 18 2023 2:20 AM UTC

}// 140/140

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MSDCotGLB

u/joeytwiddle

Added some fake transparency. But perhaps spending some chars to double up the encoding might help the most...
u/joeytwiddle

Or perhaps convert the surface into a Fourier sequence, then we can have lots of points!
u/joeytwiddle

Thank you u/vain for the suggestion, although I'm sure if this is exactly what you had in mind
u/deobfuscate

for(i=c.width=92;i--;)x.fillRect(45+("088:>86330>0.-0<9?U;:XNMX>7?CGA=39XC>=46X?AA85CQBc@5Bu>~K5=dZoY66Mz]n91?~Y~<-5h^~A+-Ei_P".charCodeAt(i)-32)*S(a=i-t)/5,2+i**.5*5,W=1+C(a),W)

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joeytwiddle

function u(t) {

c.width|=0,p=3-2.9*C(t),A=Math.abs
for(i=999;i--;x.lineTo(960+r*o,540-r*s))a=i/158,s=S(a),o=C(a),r=!!i*450/(A(o)**p+A(s)**p)**(1/p)
x.fill()

Mar 14 2022 5:12 AM UTC

}// 140/140

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#squircle doing a squirkout

u/joeytwiddle

Insquiration came from this page: https://ux.stackexchange.com/questions/14251…
u/joeytwiddle

Minor improvement: p=2-1.8*C(t)

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joeytwiddle

remix of d/25045 by u/sanco

function u(t) {

c.width=860;x.translate(430,260);m=4e2;for(i=0;i++<m;)x.fillStyle=R(C(t+i)*m,S(t+i*2)*m,S(t+i*3)*m),x.fillRect(-900,i,1800,15),x.rotate(t/9)

Mar 1 2022 1:48 AM UTC

}// 140/140

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Little tweak to sanco's spiral

u/joeytwiddle

Alternative colours: x.fillStyle=hsl(${m*C(i)},99%,50%,.5) x.fillStyle=hsl(${C(i)*50+t*99},99%,50%)
u/joeytwiddle

oops

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joeytwiddle

remix of d/21217 by u/tomxor

function u(t) {

c.width=420
x.font='12em"',x.fillText('👕',86,170)
x.font='3em"',x.fillText('ROY!',146,110)
x.font='1em"',x.fillText('Buy yours now',153,225)

Jan 15 2021 9:40 AM UTC

}// 140/140

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2D #roymerching #sorry

u/pavel

🙄
u/Qwitter

oewesome... i'll take 20.
u/DataMeta

dude lol
u/erin

ahahah

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joeytwiddle

function u(t) {

for(r=439,j=r;j--;x.fillRect(j?960+r*C(a=i/3+d):0,j?530-r*C(d):0,w=j?20:2e3,w))i=j%9+1,d=t*i/2-j/r,x.fillStyle=j?`hsl(${r*i} 99%50%`:'#0001'

Nov 4 2020 11:59 AM UTC

}// 140/140

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Improved redux of https://twitter.com/beesandbombs/status/1323…

u/joeytwiddle

Closer to the original: r=398 and a=i/3-d

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joeytwiddle

remix of d/16396 by u/KilledByAPixel

function u(t) {

x.globalAlpha=.2;for(i=340;--i;x.fillRect(960+S(m*m)*q,540+C(m*m)*q,50,50))m=i+120*t,q=5e4/i,x.fillStyle=R(i*i/50,i*i/84,i*i/300)

Nov 1 2019 2:44 PM UTC

}// 129/140

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Supernova variation KBAP-201911011455

u/joeytwiddle

Replace 50,50 with s=60*S(i+t),s to vary brush size

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joeytwiddle

remix of d/9574 by u/katkip

function u(t) {

for(i=0;i<2e2;i++)x.fillStyle=`hsla(${i*2+t*99},${99*S(t/i)}%,50%,.03)`,x.fillRect(960+S(t)*9*i,540+C(t)*9*i,i*C(i/t),i*C(i+t))

Oct 3 2019 5:39 AM UTC

}// 127/140

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Smudge and shine

u/joeytwiddle

Not a patch on d/9008 tho

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joeytwiddle

remix of d/14155 by u/pavel

function u(t) {

eval(unescape(escape`睩瑨⡸⥦潲⡥㵮㴾渦㠿㠭渥㠺渥㠬挮睩摴栽椽㈱㜶㭪㵩ⴭ㸾㜬椾ㄲ㜻慲挨㘰〫攨樫㌩⨱㌰ⰲ㘰⭥⡪ⴱ⤪㤰⭬⨳⵩⼱ㄮ㌬㤹⵩┲⨴〬愽椥㐯⸶㐬愩⥬㵩┱㈸Ⱨ汯扡汁汰桡㴱⵬⨪⸲⼲⸶㌬椥㑼籢敧楮偡瑨⡦楬氨⤩`.replace(/u(..)/g,"$1%")))

May 28 2019 4:28 PM UTC

}// 139/140

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Pavel's columns -> Escher's stairs

u/joeytwiddle

I don't know why two of the sides are flat ¯\_(ツ)_/¯
u/joeytwiddle

Wait this code has an arc in it? o_O
u/katkip

nice
u/joeytwiddle

globalAlpha=.5-l**.2/5.26 for a softer aesthetic
u/donbright

wonderful

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joeytwiddle

remix of d/4842 by u/joeytwiddle

function u(t) {

c.width=W=400;d=-2.1;e=1.9;for(l=j=t,i=3e4;i--;x.fillRect(W/2+j*W/5,W/4+l*W/9,.3,.3))k=S(d*l)+C(t)*C(j*d),m=S(e*j)+S(t)*C(l*e),j=k,l=m

Jan 3 2018 2:13 AM UTC

}// 134/140

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This version is easier to tweak. Medium: W=1e3, i=2e5 Heavy: W=2e3, i=1e6

u/joeytwiddle

Please upvote the original (where most of the work was done!)
u/joeytwiddle

by Jezza

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