New #underrated dweets

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: #Opposites

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f8f82804

remix of d/10479 by u/f8f82804

function u(t) {

for(w=c.width=594;w-=99;x.beginPath(x.stroke()))for(i=17;i--;)x.lineTo(297+w*S(p=1.57*(i-(i>>2))+t)/(Z=4+C(p)),99+.4*w*((i&4)+T(t+w))/Z)

Oct 15 2018 10:53 PM UTC

}// 136/140

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#d3 #perspective #cube #remix -- this alternative approach is more "correct" in drawing each cube once (and avoiding the moveTo/lineTo dance), but it actually loses the multiple-stroke effect that makes the outer cubes heavier

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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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katkip

function u(t) {

eval(unescape(escape`楦⠡琩筰㵮㴾⅛⸮⹁牲慹⡮⤮步祳⠩崮獬楣攨㈩⹭慰⡩㴾ℨ渥椩⤮楮捬畤敳⠡ℱ⤦☡⠡湼籮㴽ㄩ㭺㴰㭦潲⡩㴰㭩⬫㰲ㄲ〱㬩稫⬬瀨稩㽸⹦楬汒散琨⡩┱㤰⤪㄰Ⱘ椥ㄱ㈩⨱〬㈰ⰲ〩㨰紻`.replace(/u(..)/g,"$1%")))

Sep 20 2018 4:43 PM UTC

}// 128/140

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Visualizing prime numbers looks like ancient letters! #primes #slowrender #text

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f8f82804

function u(t) {

f=a=>j*S(i^j)/24+a;with(x)for(i=22;i-->10;)for(j=18;j--;strokeRect(2,2,58,58))setTransform(1,0,0,1,f(60*i),f(60*j)),rotate(f(0)),lineWidth=3

Aug 28 2018 10:29 PM UTC

}// 140/140

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A tribute to _Schotter_ -- Georg Nees, 1968

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firegodjr

remix of d/8739 by u/firegodjr

function u(t) {

with(x)for(fillRect(0,0,Y=2e3,Y),k=Y;k--;)arc(960,540,j=550-k/4|0,v=k%4*3.14/2+S(t*3-Y/j)+C(t),v+99/k),stroke(),beginPath(fillStyle="#fff1")

Jun 26 2018 7:37 PM UTC

}// 140/140

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u/rep_movsd

Cybernetic rose
u/rep_movsd

#underrated

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robbyg

function u(t) {

with(x){drawImage(c,-40,9,w=2e3,h=1080),fillStyle=R(),fillRect(0,0,w,9);for(i=h;i--;)fillStyle='#049',fillRect(Math.random()*w,0,4,9)}

Jun 15 2018 8:21 PM UTC

}// 134/140

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This one makes me fairly uncomfortable.

u/rep_movsd

#underrated

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aemkei

remix of d/7590 by u/aemkei

function u(t) {

c.width=999;for(i=79;i--;x.fillRect(500+S((X=t*9-i/9)/9)*300+S(t/2+i*i)*(O=S(i)*(i+39)),300+C(X/6)*99+C(t/9+i)*O,6,6))x.fillStyle=R(i*4,0,0)

Apr 7 2018 7:36 PM UTC

}// 140/140

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Bird

u/fujimotos

It looks to me like a school of fish. Nice work!
u/katkip

#ai
u/rep_movsd

#underrated

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jylikangas

function u(t) {

for(X=c.width=450;X--;x[f](X%50*5+t%23*9,0,3,X))x[f='fillRect'](X-X%5*25,99+S(X*5)*5-(h=9*S(X%64/16))+(X>>6)*25%50,1,h*2)&x[f](X*2,50+h,9,1)

Mar 17 2018 8:47 AM UTC

}// 140/140

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Scanimation Fish

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u/Lynext

Genius!
u/magna

If some technique exists, there's a dweet version of it.
u/sigveseb

this is so impressive :)
u/sigveseb

https://www.youtube.com/watch?v=LCIsIfEOEI8 some more inspiration for other dweets perhaps!
u/iverjo

#fish
u/aleamb

#scanimation
u/pythech

blew my brains out
u/rep_movsd

#illusion
u/rep_movsd

#underrated
u/vain

this blow me away! How...? O.o

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21medals

remix of d/6587 by u/Qwitter

function u(t) {

x.globalCompositeOperation='xor';
x.fillStyle='#a90'
x.fillRect(960,540,4,4)
for(i=-4;i++<4;x.drawImage(c,i,-2),i++)x.drawImage(c,i,2)

Jan 30 2018 2:23 PM UTC

}// 134/140

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u/donbright

woah
u/iverjo

That escalated quickly
u/katkip

Wow that's an awesome GOL!
u/katkip

#gameoflife
u/Qwitter

nice!
u/rep_movsd

#underrated

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tillsc

function u(t) {

for(i=0;i<88;i++)for(j=0;j<31;j++){
k=j/10;x.fillStyle=R(S(k)*255);x.fillRect(320*(3+(S(i/28)*C((k+t)%3.14))%1),320*(2+C(i/28)), 11, 11) 
}

Jan 4 2018 3:55 PM UTC

}// 140/140

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u/rep_movsd

#underrated

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