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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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rodrigo.siqueira

remix of d/19882 by u/rodrigo.siqueira

function u(t) {

for(i=200;x.beginPath(),i--;x.fillStyle=`hsl(${i*3} 90%${C(i+t)*60}%)`,x.fill())x.arc(960+T(i+t/6)*4*(k=(1.05)**i),540+S(t/9+k)*i*4,k,0,7)

Sep 12 2020 1:50 PM UTC

}// 138/140

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Color bubbles

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tomxor

remix of d/19914 by u/rep_movsd

function u(t) {

R=t?t*X*A&A:X=A=127;if(X+A)for(Y=B=--X&A;++Y+B-812;x.fillRect(R/2+X*S(k=Y/A/2)*k+960,R/8+Y,5,5))x.fillStyle='#9522'

Sep 12 2020 1:10 PM UTC

}// 115/140

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Smaller #Coconut

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mildlybean

function u(t) {

x.fillStyle=`hsl(${t*75} 100%50%`,x.fillRect(956+S(t*2)*50,536+C(t*2)*50,9,9),x.drawImage(c,-6,-3,1932,1086)

Sep 12 2020 12:40 PM UTC

}// 108/140

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Electric Kool-Aid

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danny@hille.dk

function u(t) {

for(c.width|=i=K=~~t%19+3;i--;)x.lineTo(S(i*K)*S(3
*i)*960+960,C(i*S(K))*S(t+2*i)**(i%3)*540+540)
x.fill()

Sep 12 2020 12:17 PM UTC

}// 106/140

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Cubist style storm, raped by an origami spider

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danny@hille.dk

remix of d/19913 by u/New_Core

function u(t) {

for(c.width|=i=9,x.setTransform(9,1,-1,9,0,0);i--;)x.fillStyle=R(f=S(t*i)*255,255-f,128-f),x.fillText("Hello World",99+T(t+i*5)*30,i*12)

Sep 12 2020 11:17 AM UTC

}// 136/140

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<marquee>Hello World</marquee> for(c.width|=i=9,x.setTransform(9,1,-1,9,0,0);i--;)x.fillStyle=R(f=S(t*i)*255,255-f,128-f),x.fillText("Hello World",99+T(t+i*5)*30,i*12)`

u/danny@hille.dk

Ooops that was ment as a comment not a remix :-)
u/danny@hille.dk

Also the text should be: Jell-o mold :-)

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danny@hille.dk

remix of d/12957 by u/geb

function u(t) {

c.width+=0
for(i=K=999;i--;){
 X=C(i+t+K)*S(t+2*i)**(i%2)
 Y=S(i+t-K)*S(t-3*i)**(i%2)
 K=X*Y*S(t)
 x.lineTo(960+X*500,560+Y*500)
}x.stroke()

Sep 12 2020 11:00 AM UTC

}// 140/140

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Random remix

u/rep_movsd

Lovely

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nedxbaxter

remix of d/19913 by u/New_Core

function u(t) {

for(c.width|=i=9;i--;)x.setTransform(9,1,-1,9,0,0),x.fillText("Gladly Volunteering",99+T(t+i*4)*30,i*12)

Sep 12 2020 8:08 AM UTC

}// 104/140

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Gladly Volunteering

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masang

function u(t) {

c.width|=0
for(i=c.width;i--;x.fillStyle=`hsl(${t%10*30} 99%40%)`)
x.fillRect(i*5+t%10,0,4,c.height)

Sep 12 2020 4:06 AM UTC

}// 100/140

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u/Xen

nice

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taupelink

remix of d/19903 by u/taupelink

function u(t) {

r=Math.random;for(i=z=800;i--;x.fillRect(z+k*X*C(Y),z-k*X*S(Y),k/t,k/t))X=r(Y=r(k=120)*4)*k,x.fillStyle=R(k*T(q=X/S(Y)/2),k/S(q+1),k/C(q+2))

Sep 12 2020 1:57 AM UTC

}// 140/140

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d/19922

u/arthyn

portal to somewhere

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New_Core

remix of d/509 by u/New_Core

function u(t) {

with(x)strokeStyle=R(a=t*60%255,a/2,a),setLineDash([23]),lineDashOffset=a,font="6cm '",strokeText("💋",813,630),drawImage(c,-6,-3,1932,1086)

Sep 12 2020 1:07 AM UTC

}// 139/140

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Revisit of an old dweet...