Dweets awesomed by u/andrea270872

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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Qwitter

remix of d/21458 by u/Xen

function u(t) {

c.style.filter=`blur(15px)contrast(80)`;w=c.width=160;
for(i=99;i--;x.fillStyle=R(99*S(i*t),80,i*t))x.fillRect(49+T(i+t),45+99*C(i*t),9,6);

Jan 27 2021 3:56 PM UTC

}// 139/140

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Membrane

u/Xen

nice

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rodrigo.siqueira

remix of d/21456 by u/rodrigo.siqueira

function u(t) {

f = (X,Y,n=120)=>T(S(X+Y/5)*2)<9 ? f(X*X-Y*Y,2*X*Y+.7,n-2):n
for(var i=1920;i--;) {
 x.fillRect(i,t*120,.5-f(i/40000-.45,t/300+.205)/40,2)
}

Jan 27 2021 1:28 PM UTC

}// 140/140

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Black&white #julia noir #fractal noise (code not golfed)

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andrea270872

function u(t) {

T=t%40
T<.1?c.width|=0:x.fillStyle='#A'+(26*~~(T/7)+10)
x.fillRect(800+S(T)*400,-130*~~(T/7)+920+S(20*(T%7))*70,40,120)

Jan 26 2021 8:32 PM UTC

}// 120/140

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pipe-a-cake

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rodrigo.siqueira

remix of d/21453 by u/rodrigo.siqueira

function u(t) {

for(i=2e3,f=(X,Y,n=99)=>T(X-S(Y))<9?f(X*X-Y*Y,2*X*Y+.7,n-1):x.fillStyle=`hsl(${i/8},80%,${C(n)*n}%`;i--;x.fillRect(i,t*60,1,1))f(i/3e3,t/50)

Jan 26 2021 4:11 PM UTC

}// 140/140

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Shaky lines #fractal

Show more comments…
u/danny@hille.dk

Love it!! reminds me of a Salvador Dali painting
u/aaaaaz

crazy !
u/DataMeta

woww this is beautiful!
u/DataMeta

my new lock screen wallpaper :) #abstract #art
u/rodrigo.siqueira

I created an animated version here: https://www.shadertoy.com/view/wtGcWc it's super fast and hypnotic. View in full screen!
u/danny@hille.dk

I just saw your "Super Julia Fractal" on shadertoy it is very cool!

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KilledByAPixel

remix of d/14752 by u/KilledByAPixel

function u(t) {

t%=1
c.width|=X=Y=Z=1
for(i=3e3;i--;x.fillRect(880+(a+t*X)*73,1200-(b+t*Z)*23,9,9))a=X-X*t,b=Z-Z*t,Z+=(X*Y-Z)/39,X+=(Y-X)/9,Y+=X*(27-Z)/90

Jan 25 2021 11:26 PM UTC

}// 138/140

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Animated #Lorenz Attractor Loop

u/KilledByAPixel

could be c.width|=t%=X=Y=Z=1

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Xen

remix of d/21448 by u/Xen

function u(t) {

onmousemove=e=>x.lineTo(e.x/.3,e.y/.3,x.stroke())

Jan 25 2021 7:10 PM UTC

}// 49/140

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49 another slight golf

u/Xen

*3 save 2 more bytes but not too exact sorry

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ciaccodavide

function u(t) {

t?onmousemove=e=>x.lineTo(e.x,e.y,x.stroke()):c.width=568

Jan 25 2021 6:39 PM UTC

}// 57/140

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Smallest (?) #interactive line drawer

u/Xen

love it!

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Qwitter

remix of d/21364 by u/Qwitter

function u(t) {

eval(unescape(escape`𤤽𜔳𜄫𞔪𤴨𜴪𭄩𞵸𛥦𪕬𫅓𭅹𫅥🔢𘴲𜤴𜔢𞵸𛥦𪕬𫅒𩕣𭄨𜄬𜄬𫔽𜥥𜴬𫔩𞴊𩥯𬤨𪴽𜥥𜤻𪴭𛔻𚕌🔱𚵓𚅴𚤷𚔯𝔬𪄽𪴫𭄬𤔽𤤪𚄲𚵃𚅨𚔪𣄩𛅰🕒𚥓𚅨𚔪𣄬𮄮𨵬𩕡𬥒𩕣𭄨𫔯𜤫𤴨𭄩𚥑𛄵𝄰𛕃𚄱𚔪𬄫𤴨𜔩𚥃𚅴𚔪𤔬𥴽𤤯𚄱𛤳𚥒𛕰𚔪𚤮𜴬𥴩𞴊`.replace(/u../g,'')))

Jan 25 2021 5:26 PM UTC

}// 137/140

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Pressurized Peace

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TGY

function u(t) {

eval(unescape(escape`昽攽㸲㔵⩍慴栮牡湤潭⠩㭴㵥㴾砮瑲慮獬慴攨愽攪挮睩摴栬攪挮桥楧桴⤻琨⸵⤻砮晩汬却祬攽刨〬昨⤬昨⤩㭸⹲潴慴攨⸳㔩㭸⹳捡汥⡹㴱⸰〱ⱹ⤻砮晩汬剥捴⡡⼹ⱹ㴭昨⤯㤬昨⤬ⴲ⩹⤻琨⴮㔩`.replace(/u(..)/g,"$1%")))

Jan 25 2021 11:25 AM UTC

}// 132/140

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thingie

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erin

remix of d/21439 by u/erin

function u(t) {

c.width=w=70;for(i=2800;i--;)x.fillRect(X=i%w,Y=i/w,X/15+1*C(Y/6.5)+C(X/7-5*t),1),x.fillStyle=`hsla(${U=i/9+S(t+i)*9},5%,50%,${C(U+i)+1})`

Jan 25 2021 2:15 AM UTC

}// 138/140

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Pulsar v2

u/andrea270872

very cool. It makes me thing of some retro tv intro, like from Dr Who! Great

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