Top dweets of all time

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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sawaxon

function u(t) {

a=50,c.width|=0;for(j=0;j<599;j++)for(i=0;i<9;){x.fillStyle=`hsl(${++i*a},99%,50%)`
x.fillRect(j*4,S(j/50+t*4)*a,99,99),x.rotate(55)}

May 25 2018 12:28 AM UTC

}// 134/140

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firegodjr

remix of d/8144 by u/firegodjr

function u(t) {

x.font='3em x'
r=Math.random
for(j=30;j--;)for(i=63;i--;)x.fillText('◢◣◤◥'[r()*4|0],i*32,j*32),x.fillStyle=R(l=(S(i/3)+C(j/3)+r())*128,l,l)

May 19 2018 3:19 PM UTC

}// 139/140

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Fireballs!

u/Xen

very nice style!
u/sigveseb

Cool!
u/prplz

pretty

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jdidion

function u(t) {

p=c.width=2e3
q=(w,l)=>x.lineTo(z+S(w)*l,z+C(w)*l)
for(i=0;i<6;i+=.3)for(w=0;w<6;w+=.4/(S(t)+1),x.beginPath(),q(i,p,z=p/4),q(w,z))x.stroke()

May 10 2018 12:46 PM UTC

}// 140/140

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u/aleamb

cool!

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kdgraham

function u(t) {

function z(a,b,e,d){if(d>1){ 
x.fillRect(a+=d*S(e),b-=d*C(e),4,4) 
z(a,b,e-=2*S(t),d*=.7) 
z(a,b,e+=2*S(t),d)}}c.width=600
z(250,280,0,80)

May 3 2018 9:26 PM UTC

}// 138/140

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trancor

remix of d/7816 by u/trancor

function u(t) {

h=(w=(c.width=999)/2)/2;Array(378).fill(.1).map((i,j)=>{x.lineTo( S(t+j/2+C(i+j))*(w*(S(j+t*i)))+w, C(t+j)*h+h);});x.stroke();

Apr 27 2018 7:21 AM UTC

}// 126/140

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Uniform but dense, try- Array(1421)

u/firegodjr

Beautiful!
u/lionleaf

#mesh

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p01

function u(t) {

c.style.background="#070";x.font='320px a';s=1-t%1;x.fillText('🃏',640*(s*2-C(t|0)),999-600*Math.abs(S(~t)*C(s*6)*s))

Apr 24 2018 8:31 PM UTC

}// 116/140

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🃏 VICTORY!!! 🃏

u/magna

#solitaire
u/vain

haha.... nice one! :-)

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aemkei

remix of d/7651 by u/Agnes

function u(t) {

for(c.width|=i=0;i++<50;x.font=`bold ${5*(i+90)}px Arial`,x.fillText("3D",f=600+(i-20)*2*S(t),f+200))x.fillStyle=R(i<42?0:255,0,0)

Apr 14 2018 6:49 PM UTC

}// 130/140

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u/BirdsTweetCodersDweet

#threed

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jylikangas

function u(t) {

c.width=-1
for(j=k=50;j--;)for(i=99;i--;x[f='fillRect'](k+i,Y=j+k-(h=i<k?i:-i+k*2)/2,1,h)&x[f](i,Y+j,i,.03))x.fillStyle=R(k*(j?i<k:3)+t%3*i)

Apr 14 2018 8:10 AM UTC

}// 140/140

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Box of shading tricks

Show more comments…
u/jylikangas

Could have saved another byte by replacing k*2 with 99
u/yonatan

and one more by replacing -i+k*2 with k*2-i
u/iverjo

#cube
u/joeytwiddle

#lighting
u/donbright

dddddaaammmnnnn
u/katkip

#d3

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jylikangas

remix of d/7628 by u/fujimotos

function u(t) {

for(c.width|=i=13,x.font='6em a';--i;x[z](i,S(a=.52*i)*h+960,C(a+3.2)*450+h))x[z='fillText'](0,C(q=i%2?t/2:t*6)*i*25+960,S(q)*i*25+(h=540))

Apr 11 2018 6:08 PM UTC

}// 139/140

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Got The Time :)

u/fujimotos

Gee ... this clock is very good.
u/iverjo

#clock

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yonatan

remix of d/2370 by u/magna

function u(t) {

c.width|=0;x.globalAlpha=.2;for(k=9;k--;)for(j=22;j--;)for(i=9;i--;)x.fillRect(540+i*99+T(m=t+k/540+i/150+j/2e3)**-9,400+j*9,50,9)

Apr 4 2018 10:06 PM UTC

}// 130/140

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k/540 // 9 iterations * 60 FPS

u/yonatan

#default
u/fujimotos

Oh, hey. It reminds me Power Point animations