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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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f8f82804

remix of d/10804 by u/f8f82804

function u(t) {

c.width=480;i=0;for(y of'0111111210121012')x.lineTo(240+y%2*S(p=t-2.5*'0012340010203040'[i++])*(z=400/(3+y%2*C(p))),y*z);x.stroke()

Oct 31 2018 8:28 PM UTC

}// 131/140

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#pentagram -- #d3 #perspective #wireframe

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New_Core

remix of d/7289 by u/New_Core

function u(t) {

c.width|=V=960,H=560
for(i=500;i--;x.lineTo(V+(S(a)+S(t*2))/Z*V,H+(i/220-1)/Z*H))Z=4*S(t)+C(a=i%5*1.57+t)+5
x.stroke()

Mar 12 2018 9:30 AM UTC

}// 118/140

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u/Xen

very nice!
u/13thptr

#d3 #cube #moire

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KilledByAPixel

remix of d/18496 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`𭀿𥀽𛑾𥀺𮀮𭁲𨑮𬱦𫱲𫐨𜐬𜀬𜐬𜐬𜀬𪀽𜐱𞀰𚐻𩡯𬠨𪠽𪰽𞐹𞰭𛑪𞱸𦱦𧐨𦀫𪰬𦐫𪠭𞐸𛁱𛰷𛁺𚐩𮁛𩠽𙱦𪑬𫁒𩑣𭀧𧐨𦀽𪠫𥀥𜰲𚠹𞀬𦐽𥀥𜰲𚠲𜰭𪠭𚁔🠾𝐩𚠱𝀶𛁱🐴𚱓𚁔𚠪𜰩𛰲𛑴𛰵𛁺🐲𝐬𮀮𩡩𫁬𤱴𮑬𩐽𤠨𤰨𥀪𥀩𚡪𚠳𚐩𛁸𦱦𧐨𦀬𦐫𮠬𪰬𬐯𝀩`.replace(/u../g,'')))

Apr 27 2020 6:46 AM UTC

}// 140/140

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Cube Wall

u/KilledByAPixel

#cube #d3
u/katkip

good background

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rodrigo.siqueira

remix of d/17554 by u/rodrigo.siqueira

function u(t) {

for(k=99,c.width=i=-7;++i<9;R=a=>x.lineTo(k+a*k/(z=j-t*5%1),k*S(j+t*5&a|9)/z-50*C(t)+k))for(j=k;x.beginPath(x.stroke()),R(i),--j;R(i+1))R(i)

Feb 11 2020 3:01 PM UTC

}// 140/140

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#wireframe landscape flight simulation #d3 based on u/jylikangas' code

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joeytwiddle

remix of d/9674 by u/f8f82804

function u(t) {

with(x)for(i=c.width^=0;beginPath(),i--;fill())arc(960+(i*960-i*i)**.5*S(a=t-i),48+i,9*(C(a)*S(i/306))**.3,0,7)

Jun 14 2019 2:15 PM UTC

}// 111/140

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Just a little remix

u/katkip

#d3
u/joeytwiddle

No perspective, but proper flattening: with(x)for(i=c.width^=0;i--;fill())beginPath(),C(a=t-i)>0&&ellipse(960+(i*960-i*i)**.5*S(a),48+i,15*C(a),15*S(i/306),0,0,7)
u/joeytwiddle

Spirals: with(x)for(i=c.width^=0;i--;fill())beginPath(),C(a=(t|0)*i-C(t))>0&&ellipse(960+(i*960-i*i)**.5*S(a),48+i,15*C(a),15*S(i/306),0,0,7)

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cantelope

function u(t) {

eval(unescape(escape`儽焽㹱┸ⴳ⸷㭷楴栨砩景爨琪㴶ⱷ㴨椽挮睩摴桼㴰⤯㈬晩汬却祬攽怣〰㠲怬瑲慮獬慴攨眽㤶〬瘽㔴〩Ⱳ潴慴攨瑼〩㭩ⴭ㭲潴慴攨⡩⬱⤥㘴㼰㨭ㄩⱦ楬汒散琨儨椩⽚⩷ⱑ⡩⼸簰⤯娪眬猽瘯娬猩⥚㴨椯㘴簰⤭琥ㄫㄻ`.replace(/u(..)/g,"$1%")))

Nov 22 2018 2:05 AM UTC

}// 140/140

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u/Joachim

Wow!! How did I miss this? #d3 #perspective

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gabrielsroka

function u(t) {

eval(unescape(escape`睩瑨⡸⥯湭潵獥浯癥㵥㴾氨匽攮砬䌽攮礬吽挮睩摴栽㔶㠩ⱸ⹬㵬楮敔漬氨䔽匯㈬䐽䌯㈩ⱬ⡅ⱊ㵄⬹㤩ⱬ⡓ⱆ㵊⨲⤬氨匬䌩ⱬ⡗㵔⼲⭅ⱄ⤬氨圬䨩ⱬ⡓ⱆ⤬氨匬䌩ⱬ⡅ⱄ⤬氨㈪圯㌬䌯㌩ⱬ⡗ⱄ⤬氨匬䌩ⱳ瑲潫攨⤻`.replace(/u(..)/g,"$1%")))

Oct 14 2018 8:53 PM UTC

}// 140/140

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#interactive #d3 #perspective, see also https://www.khanacademy.org/computer-program…

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u/gabrielsroka

see also https://www.dwitter.net/d/9207
u/gabrielsroka

uncompressed: with(x)onmousemove=e=>l(S=e.x,C=e.y,T=c.width=568),x.l=lineTo,l(E=S/2,D=C/2),l(E,J=D+99),l(S,F=J*2),l(S,C),l(W=T/2+E,D),l(W,J),l(S,F),l(S,C),l(E,D),l(2*W/3,C/3),l(W,D),l(S,C),stroke()
u/gabrielsroka

#cube maybe?
u/pavel

onmousemove=e=>[S=e.x,E=S/2,E,S,S,W=284+E,W,S,S,E,W*2/3,W,c.width=568].map((a,i)=>x.lineTo(a,[C=e.y,D=C/2,J=D+99,F=J*2,C,D,J,F,C,D,C/3,D][i])),x.stroke()
u/yonatan

139 with Path2D: onmousemove=e=>x.stroke(new Path2D('M'+[S=e.x,C=e.y,E=S/2,D=C/2,E,J=D+99,S,F=J*2,S,C,W=274+E,D,W,J,S,F,S,C,E,D,2*W/3,C/3,W,D],c.width=568))
u/gabrielsroka

u/pavel - i was just thinking about trying something similar, but you beat me to it. well done!
u/gabrielsroka

u/yonatan - i was not aware of Path2D. thanks, and well done! i also see my T could be optimized (leftover from a previous iteration)
u/donbright

brava
u/rep_movsd

#underrated

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nix

function u(t) {

for(c.width=i=1e3;i>0;i-=8)x.beginPath(),s=1+S(i+t),x.ellipse(500+99*s*s,300+s,h=99*(1+C(t+i)),h,1+s,1+S(i+t),1+s),x.stroke()

May 9 2018 8:20 PM UTC

}// 125/140

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Odog8

function u(t) {

c.width=200;for(j=A=50;j--+A;){for(l=A;l--+A;R=0){for(i=A;i--;T=
l*l/A+j*j/A+(R-3)**2-9
)T>0&&(R+=.1);x.fillRect(l+A,j+A,1,R/3)}}

Dec 17 2021 7:04 PM UTC

}// 130/140

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raymarcher, middle is SDF, l and j are x and y, R is z

u/tomxor

#raymarching #sdf
u/tomxor

Interesting to see it done a little differently
u/f8f82804

#d3 #pbr #sphere

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Pascal

function u(t) {

for(c.width|=i=w=1e3;i--;c.style.filter=`invert(.8`)x.lineTo(w+w*(2*C(a=i+t)+C(b=i/2+t))/(z=S(a)-3.5),540+w*(2*S(i)**2-1)/z)
x.stroke()

Feb 22 2021 8:34 PM UTC

}// 135/140

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#d3 wave

u/anotherkitten

thats sick

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