Top dweets by u/neimad

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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neimad

remix of d/28736 by u/gdplayer

function u(t) {

eval(unescape(escape`挮睩摴栽ㄲ㠰ⱱ㵵⬧✮獰汩琨✧⤻砮景湴㴢㐴灸⁃潮獯污猢㭦潲⡮㵬㴰㭮㱱⹬敮杴栻渫⬩筸⹦楬汔數琨煛湝Ⱘ⵴⨱㔰┱〸〰⤫氫ㄴ㠰ⱓ⡮⼵⤪㈰〫㌵〩㭬⬽砮浥慳畲敔數琨煛湝⤮睩摴栫匨港㌫琩⨵⬵紻`.replace(/u([^D].)/g,'$1%')))

Oct 24 2023 5:16 AM UTC

}// 139/140

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Maximal demo thing

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neimad

remix of d/24548 by u/stephanegeorget

function u(t) {

c.width|=r=500
for(i=s=2*r;i--;)j=i/20,X=S(j-t)*j/(18+9*C(t)),Y=C(j-t)*j/40,
x.fillRect(X*r+s,Y*r+r-C(i*i)*r/(i/80),q=9*(Y+2),q)

Dec 15 2021 7:18 AM UTC

}// 128/140

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12 bytes smaller

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neimad

remix of d/20327 by u/danny@hille.dk

function u(t) {

for(m=Math,c.width=X=99;X--;)for(Y=66;Y--;)a=T(X,Y),x.fillStyle=R(S(([m.hypot,C,S,T][(t^2)&3](X-t,Y-30)/-3+t)*2)*Y*X),x.fillRect(X,Y,1,1)

Oct 21 2020 4:30 AM UTC

}// 138/140

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neimad

remix of d/28660 by u/KilledByAPixel

function u(t) {

document.body.innerHTML=`<div style=font-size:3em;padding:25%${16+15*S(t)}%>▐▐▐▐▐▐▐▐▐`

Oct 10 2023 4:30 AM UTC

}// 86/140

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neimad

remix of d/26942 by u/neimad

function u(t) {

c.width=w=255
for(i=w;i--;){r=S(i/9+(2-C(t)*4))*w
g=S(i/8+(4-S(t)*8))*w
b=S(i/7-(3-S(t)*6))*w
x.fillStyle=R(r,g,b)
x.fillRect(0,0,i,i)}

Jan 26 2023 5:45 AM UTC

}// 135/140

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u/Xen

nice style!

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neimad

remix of d/17705 by u/neimad

function u(t) {

for(c.width|=k=i=540;i--;x.strokeRect(960-i*2,k-i,i*4,i*2))n=i/7,x.setLineDash((t*k+1e5/i)%50>C(t/i)*100?[C(t/i)*n,n,0]:[S(t/n)*i,0,n])

Feb 22 2020 11:52 PM UTC

}// 135/140

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numbers are funny

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neimad

function u(t) {

c.width=w=255
for(i=w;i--;){
r=(S(i/20+t)*w)
g=(S(i/10+(2-S(t)*4))*w)
b=(S(-i/5+t)*w)
x.fillStyle=R(r,g,b)
x.fillRect(0,i,w,i)
}

Jan 26 2023 5:34 AM UTC

}// 128/140

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Raster Bars

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neimad

remix of d/24488 by u/gravityGobbler

function u(t) {

s=960
q=t*4%2
q<.1?x.translate(s,s/2)+x.rotate(.2)+x.translate(-s,-s/2):
x.fillStyle=R(q*128,-99/-q)
F=(1-C(q))*s
x.fillRect(s-F,-s,F*2,s*3)

Dec 14 2021 6:03 AM UTC

}// 140/140

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u/pavel

You can use t||x.translate(960,540) as the first line so that you don't have to translate + un-translate every time.

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neimad

remix of d/17700 by u/yonatan

function u(t) {

for(c.width|=k=i=540;i--;x.strokeRect(960-i*2,k-i,i*4,i*2))n=i/7,x.setLineDash((t*k+1e5/i)%99>S(t*i)*100?[t*n,n,0]:[t/n,0,n])

Feb 22 2020 11:36 PM UTC

}// 125/140

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