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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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DataMeta

remix of d/16682 by u/katkip

function u(t) {

throw(code+=t).slice(-79)

Nov 19 2019 10:10 PM UTC

}// 25/140

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DataMeta

remix of d/16667 by u/RealPeha

function u(t) {

for(c.width|=i=99;i--;)x.arc(960,540,128+C(S(~~t%8*i)+t*44/7)*64,i/7,i/7),x.stroke()

Nov 19 2019 6:23 PM UTC

}// 84/140

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DataMeta: just the smooth iterations: S(~~(6+t%2)

DataMeta: S(i*(6+~~t%2)) *

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Xen

function u(t) {

for(i=99;i--;x.fillRect(940+S(z=i+t*2)*z,510+C(z)*z,i,i))x.fillStyle=`hsl(${i*t},50%,50%)`;x.drawImage(c,-9,-9,1937.5,1097)

Nov 19 2019 4:34 PM UTC

}// 123/140

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Xen: Candy Spiral

Xen: #waitforit

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katkip

function u(t) {

throw code=(code+=t+=1).slice(-80)

Nov 19 2019 2:16 PM UTC

}// 34/140

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katkip: transferring... #2

DataMeta: neat

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bmearns

function u(t) {

for(i=8;i--;)for(j=4;j--;)k=4*(7-i)+(3-j),x.fillStyle=R(125+120*S(t)*(t>>k&1),125+120*S(t),125+120*C(t)),x.fillRect(240*i,240*j,200,200)

Nov 19 2019 1:43 AM UTC

}// 136/140

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Xen: nice! #waitforit
DataMeta: #binary #clock

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rodrigo.siqueira

remix of d/16426 by u/rodrigo.siqueira

function u(t) {

for(i=340;--i;x.fillRect(960+S(m*m*m)*q*(t%3),200+i+(t%2)*C(m*m)*q,m,m))m=i/9+80*(t%3),q=1e5/i,x.fillStyle=R((t%2)*i*i/150,(t%1)*i*i/480)

Nov 19 2019 1:42 AM UTC

}// 137/140

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rodrigo.siqueira: Volcano strikes again 🌋

Xen: sexy magma!

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DataMeta

function u(t) {

if(t<55/7)x.fillRect(960-320*C(t-(h=t>22/7?1:0)),540+320*S(h+t),8,8)

Nov 18 2019 11:39 PM UTC

}// 68/140

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DataMeta: ringed #planet

DataMeta: with starry backdrop: for(i=2e3;i--;)x.fillRect(i,t*99,r=4.6*Math.random(),r);if(t<121/7) x.clearRect(960+320*C(t-(h=t>88/7?1:0)),540-320*S(h+t),6,6)
katkip: awesome!

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f8f82804

remix of d/16668 by u/joeytwiddle

function u(t) {

c.width=32;for(i=512;T[7]=i--/99;x.fillRect(i>>4,Y,1,1))for(T[l=6]=(Y=i&15)/7;l--;x.globalAlpha=T[l]=S(v))for(v=n=l;n++<7;v+=S(t*l-n)*T[n]);

Nov 18 2019 9:15 PM UTC

}// 140/140

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f8f82804: This #neural network stays ordered but teeters on the edge of chaos -- #dweetdream

Xen: nice
joeytwiddle: The loopbuster is being a pain. Your golfing helps reduce it!

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veubeke

function u(t) {

for(Y=T=32;Y--;)for(X=60;X--;x.fillRect(T*X,T*Y,T,T))P=X/3-S(t)*3,x.fillStyle=R(C=(X%3|Y%3&&X>3&X<48&Y>6||Y>12&Y<24&P>4&P<13&&5)*50+X-Y,C,C)

Nov 18 2019 8:03 PM UTC

}// 140/140

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veubeke: Blinkenlights #default

Xen: love it
joeytwiddle: https://www.youtube.com/watch?v=PZRUtKYCpms Project Blinkenlights by CCC

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Xen

remix of d/16669 by u/Xen

function u(t) {

for(i=2e3;i--;x.fillStyle=R(i))x.fillRect(i*S(i)*t,i*C(i)*t,i,9)

Nov 18 2019 6:59 PM UTC

}// 64/140

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Xen: 64byte dwitter-art

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