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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gabornyeki

remix of d/32490 by u/baegus

function u(t) {

eval(unescape(escape`󨼮󭽩󩍴󪌪󟜱󒭦󫽲󚍩󟜹󜌻󪜭󛜻󚝷󪝴󪌨󮌩󬽴󬭯󪽥󤽴󮝬󩜽󤬨󜼪󪜬󜬪󪜬󞜰󚜬󫍩󫭥󥽩󩍴󪌽󜬪󪜬󨜽󪜪󜬳󛍢󟜴󝌪󪜪󤼨󭌪󜬵󛝩󟌼󜜰󚜫󝜶󜌬󬌽󪜪󜜰󛍳󨝶󩜨󚜬󭍲󨝮󬽬󨝴󩜨󨜫󬌬󨬫󬌩󛍲󫽴󨝴󩜨󭌪󪜯󜜰󚜬󬽴󬭯󪽥󤭥󨽴󚌭󬌬󛝰󛌲󚭰󛌲󚭰󚜬󬭥󬽴󫽲󩜨󚜻`.replace(/u../g,'')))

Feb 13 2025 8:18 AM UTC

}// 137/140

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Shake it off

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katkip

remix of d/15306 by u/KilledByAPixel

function u(t) {

for(c.width|=i=7;i--;)for(k=j=1;j;j+=k/2,j-29?0:k=-2)x.arc(960,540,j*49,a=i*C(t+j/99)+S(t)+9*C(t+j)*k/88,a)
x.fill`evenodd`

Aug 6 2019 5:43 PM UTC

}// 123/140

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#rc_kbap

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alech

function u(t) {

a=255;x.filter="blur("+S(t)*30+"px)";for(i=0;i<9;i++){
x.fillStyle=R(C(t*7)*a,0,(t*17)%a);x.fillRect(a+i*t*10,40*i+t*15,a*T(t),a+350*C(t))}

Sep 28 2017 7:55 PM UTC

}// 139/140

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kulak

function u(t) {

c.width|=0;
w=40
for(j=0;j<w;j++)for(i=0;i<w;i++){q=128/w*(i+j);q2=S(t)*255;y=5+S(t)*5;x.fillStyle=R(q,q2,q);x.fillRect(i*w,w*j*S(t),y,y);}

Dec 28 2017 11:08 AM UTC

}// 139/140

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rodrigo.siqueira

remix of d/21425 by u/Pascal

function u(t) {

for(j=9;j--&&t<2;)for(i=600;i--;x.fillRect(a=t*60+j*200+99,i+240,2,f(a/2400-.6,i/900+.2)))f=(X,Y,n=80)=>Y<n?f(X*X-Y*Y,2*X*Y+.7,--n):n/80

Jan 24 2021 11:20 PM UTC

}// 136/140

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#fractal flowers #default

u/Qwitter

Yes! - also, great way to keep general audiences interested in watching the longer calculations unfold, thanks.

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nonce

remix of d/2299 by u/nonce

function u(t) {

with(x)font='1450px Arial',lineWidth=5,strokeStyle=R(255,S(t*5)*200,S(t*5)*255),strokeText('❤',300,999),drawImage(c,5,4,1910,1072)

Mar 28 2017 3:10 AM UTC

}// 130/140

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There are so many fun things to try. Try changing the ❤ to different letter or symbol. Also if you make the G,B out of sync it goes funky.

u/nonce

Try strokeStyle=hsl(${t*500},99%,50%) also
u/cantelope

nice!

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cshadows

remix of d/18571 by u/pavel

function u(t) {

with(x)for(i=6*t%1;i++<90;fill())for(beginPath(fillStyle=R(1*i, 4*i),j=36);--j;arc(960,h+h*S(3*t)**2/i,h/i*(9+C(~~i+6*t^j)),b=9+j/9,b))h=777

May 28 2020 11:44 PM UTC

}// 140/140

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magna

function u(t) {

x.fillRect(0,0,c.width|=0,2e3)
x.fillStyle='#0fc'
for(i=4e3;i--;t+=.001)x.fillRect(960+S(t+T(i))*500,540+S(t+S(t))*500,S(i/1273),9)

Mar 14 2021 6:32 AM UTC

}// 131/140

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u/kian

neat and clean, nice!

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elaborate

function u(t) {

for(i=0;i<8;i++)for(j=0;j<8;j++)x.fillStyle=`rgb(0,${Math.floor(255-40*i)},${Math.floor(255-40*j)})`,x.fillRect(800+i*T(.1*t+j)*44,0,2,t*99)

May 16 2019 4:31 AM UTC

}// 140/140

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cucumberOwl

function u(t) {

i=new Image();i.src="http://cucumberowl.com/static/cucumberOwl/img/owl.jpg";x.drawImage(i,700+S(t)*500,200+C(t)*200);

Feb 26 2017 1:15 AM UTC

}// 117/140

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u/sfz

swirly whirly!