Dwitter - javascript demos in 140 characters

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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metamero

remix of d/11774 by u/metamero

function u(t) {

eval(unescape(escape`景爨圽≍䕔䡉之匠䥔⁉匠䱉䭅⁁⁗䕁卅䰢Ⱪ㵧㴲㠬昽琦♦ⱃ㵛崻椭ⴻ⥧ⴽ⡃孩崽⡘㵍慴栮牡湤潭⤨⤼⸰㔿⡗⬢䉃䑆䝊佐兒啖塙娢⥛ぼ堨⤪㐳崺卛楝⤡㵗孩崻朼晼籸⹦楬汔數琨䌮橯楮恠ⰰⱦ㵧Ᵽ⹷楤瑨㴲〰ⱓ㵃⤻`.replace(/u(..)/g,"$1%")))

Jan 13 2019 10:39 AM UTC

}// 140/140

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weasel program : canvas version

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f8f82804

remix of d/11749 by u/f8f82804

function u(t) {

for(i=c.width^=0;i--;x.fillRect(X/d+960,Y/d-960,s=48-2e4*d,s))d=Math.hypot(X=S(ϕ=i/612)*S(θ=i*37+i**C(i+t)/i-t),Y=C(ϕ)/.8+3,C(θ)*S(ϕ)+5)/3e3

Jan 12 2019 12:03 AM UTC

}// 140/140

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#perspective #sphere #pointcloud #swarm #traffic #hypot

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metamero

remix of d/11769 by u/JWinslow23

function u(t) {

eval(unescape(escape`瑨牯眨眽琿⡆㵳㴾献牥摵捥⠨愬樬椩㴾愫㵗孩崡㵪ⰰ⤩⡶㵷⹭慰⡪㴾⡘㵍慴栮牡湤潭⤨⤼⸰㌿⡗⬢䉃䑆䝊佐兒啖塙娢⥛ぼ堨⤪㐶崺権⤾䘨眩㽷㩶㩛⸮⹗㴢䵅呈䥎䭓⁉吠䥓⁌䥋䔠䄠坅䅓䕌≝⹦楬氨⤩⹪潩湠总`.replace(/u(..)/g,"$1%")))

Jan 13 2019 7:04 AM UTC

}// 138/140

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METHINKS IT IS LITE A WEASEL

u/katkip

In generation ~20 it starts swearing. Nice!

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katkip

function u(t) {

c.width*=1;for(i=99;i--;)x.beginPath(),x.arc(960+S(t)*3,540+C(t)*3,500-i*i/19.3,0,7),x.stroke()

Jan 11 2019 2:06 PM UTC

}// 95/140

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Moving #moire

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metamero

remix of d/11726 by u/metamero

function u(t) {

eval(unescape(escape`砮晩汬剥捴⡴㽭⬽瀫㵡⼽搽⡡⩡⽫⭢⩢⽫⤪⨱⸵㩱㵰㴲ⱴ㽮⬽焫㵢⽤㩭㵙㵘㵫㴹㘰ⱴ㼸㩮㴴㈬琿㠺測愽堭洬戽夭測派㈦洼㐴♮㹫♮㱫⬴㈿匽琺潮捬楣欽堿攽㹘㴨夽攮礪欪㈯楮湥牗楤瑨⤪攮砯攮示牥獥琩㭴桲潷⁓`.replace(/u(..)/g,"$1%")))

Jan 10 2019 9:55 PM UTC

}// 140/140

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now that is a #gravity #GAME !! click to set atractor : score=t is thrown when mover hits the 42px square : weird reset is click twice on left border aka X=0 (best on fullscren) : #orbit #physics #interactive

u/SockTaters

What a unique concept! I got 0.41666766666666666 after messing around for like 10 minutes

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ellisk1

remix of d/8575 by u/New_Core

function u(t) {

c.width*=1;with(x)for(scale(k=66,99);k++<165;fill(arc(X,Y,b,b,1.7)))beginPath(fillStyle=R(k)),arc(X=k%30+S(t+=k),Y=12-t*k/30%14,1,1.6,b=1.3)

Jan 10 2019 8:46 PM UTC

}// 140/140

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99 Red #balloons

u/magna

I counted 3443 and still counting. I want my money back!

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katkip

function u(t) {

c.width^=0;f=q=>{for(i=0;i<90;i++)x.beginPath(),x.arc(q,540,i*i/9,0,7),x.stroke()}
f(t*80);f(1920-t*80)

Jan 12 2019 10:25 AM UTC

}// 103/140

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Interesting #moire

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JWinslow23

function u(t) {

eval(unescape(escape`堽䵡瑨⹲慮摯活䘽猽㹳⹲敤畣攨⡡ⱪⱩ⤽㹡⬽坛楝ℽ樬〩㭷㵴㽆⡶㵷⹭慰⡪㴾堨⤼⸰㌿却物湧⹦牯浃桡牃潤攨㌲⭘⠩⨹㔩㩪⤩㹆⡷⤿眺瘺嬮⸮圽≍䕔䡉之匠䥔⁉匠䱉䭅⁁⁗䕁卅䰢崮晩汬怠总瑨牯眠眮橯楮恠`.replace(/u(..)/g,"$1%")))

Jan 12 2019 10:10 PM UTC

}// 138/140

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Methinks it is like a weasel...

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joeytwiddle

remix of d/11709 by u/joeytwiddle

function u(t) {

t%1<.01&&(p=(X,Y,W,I,H=W/2)=>H>1?[0,1,2,3].map(i=>p(X+i%2*H,Y+H*(i>1),H,I*Math.random()**.2)):x.fillRect(X,Y,I,I))(0,0,c.width=R=512,5)

Jan 10 2019 10:29 AM UTC

}// 135/140

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golfed #recursive #fractal #cloud

u/katkip

#massive
u/joeytwiddle

guess: What happens if you remove one of the numbers from the list?
u/f8f82804

Neat trick with just three numbers :) It took me a minute...

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katkip

function u(t) {

c.width*=1;for(i=9;i--;)for(j=9;j--;)x.fillRect(400+i*100+S(t)*300,400+j*24+S(i+t)*30,50,15)

Jan 11 2019 1:50 PM UTC

}// 92/140

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#default made of defaults

u/joeytwiddle

Defaultception! What if those defaults were also made of defaults?