Random dweets | Dwitter

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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BuRRak

function u(t) {

c.width|=0;for(i=0;i<32;i+=0.03)x.fillRect(960+200*C(i+t*3),0+i*30,20-S(i+t*3)*5,20-S(i+t*3)*5)

Oct 12 2018 1:34 PM UTC

}// 95/140

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Archimedes spiral sort of

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nonce

remix of d/2271 by u/Jenky

function u(t) {

w=(c.width=c.clientWidth)/2;m=!t?0:m;c.onmousemove=e=>m=e.layerX;x.font="9em A";x.translate(w,200);x.scale(m<w?1:-1,1);x.fillText('👀',0,0)

Mar 27 2017 6:34 AM UTC

}// 138/140

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Move the mouse over the eyes

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Xen

remix of d/18534 by u/myro

function u(t) {

for(i=1e3;i--;x.fillStyle=R(255,v*S(t-v),!x.fillRect(u*79,v*3,v,v),.3))u=(8*t+i)%25,v=C(t-i)+i-u*9

Apr 29 2020 7:54 PM UTC

}// 98/140

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golf and test

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katkip

remix of d/9520 by u/katkip

function u(t) {

for(i=0;i<128;i++)for(j=0;j<74;j++){x.fillStyle=`hsla(${(T(i*t)|0+T(j*t)|0)%2==0?t*50:t*99},99%,50%)`;x.fillRect(15*i,15*j,15,15)}

Aug 29 2018 8:40 AM UTC

}// 130/140

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alien

remix of d/7373 by u/alien

function u(t) {

w=c.width=401
h=w/2
for(i=0;i<w;i++){
x.moveTo(h,h/2)
X=C(i/h)*90
Y=h/2+h/(i-t%1)
x.lineTo(h*X+i,h)
x.moveTo(0,Y)
x.lineTo(w,Y)
}
x.stroke()

Mar 18 2018 3:29 PM UTC

}// 140/140

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thanks @joeytwiddle for the hitns

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p01

function u(t) {

for(i=c.width|=0;i--;)x.fillText(i,i%98*19,i/9*(4-C(i/t)))

Jul 19 2017 9:23 PM UTC

}// 58/140

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baon

remix of d/9561 by u/f8f82804

function u(t) {

p =a=> 255*0.5*( 1+C(a) )
x.fillStyle=R( p(t), p(t-2), p(t+2) )
x.fillRect(0,0,2e3,2e3)

Nov 22 2023 1:55 PM UTC

}// 87/140

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colorful

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rippedspine

remix of d/5934 by u/rippedspine

function u(t) {

for(w=i=c.width|=0,q=Math.random;i--;x.fillStyle=R(99,99),x.fillRect(w/2+300*q()*C(i),w/4+S(i)*(300+S(i)*99),4,4));c.style=`filter:invert()`

Jan 11 2018 11:09 PM UTC

}// 140/140

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magna

remix of d/22311 by u/magna

function u(t) {

eval(unescape(escape`挮睩摴桼㵣⹳瑹汥⹦楬瑥爽❩湶敲琨✻景爨椽㍥㌻椭ⴻ砮晩汬剥捴⠨堪㈫ㄭ瘪瘩⨱㔬太㌰ⱶ⩶⨳〬㌰⤩堽椥㘴ⱙ㵩㸾㘬瘽匨琪㌫⡘ⴳ㈩⨨夭ㄸ⤯㤹⤬砮晩汬却祬攽刨太ㄱⰱ⵶㰼㠬椯瘩`.replace(/u(..)/g,"$1%")))

Apr 1 2021 5:10 AM UTC

}// 128/140

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f8f82804

remix of d/9687 by u/f8f82804

function u(t) {

c.width=480;with(x)for(translate(w=240,99),rotate(a=S(t)),i=17;i--;stroke())lineTo(w*S(p=a*i/9+11*i-t+(i&~3)*2)/(Z=3+C(p)),w*(i&4?-.7:.7)/Z)

Oct 10 2018 7:16 PM UTC

}// 140/140

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#glitch #cube #perspective #d3

u/aleamb

great!
u/f8f82804

#wireframe