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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Tekmap

remix of d/23069 by u/Tekmap

function u(t) {

with(x)for(c.width|=i=1e3;i--;beginPath())fillStyle='hsla('+i+',99%,50%,10%',x.arc(T(t+i/150)*i+960,S(t*2+i/50)*i+540,i/9+2,0,7),fill()

Jun 9 2021 12:25 AM UTC

}// 135/140

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Cirrus ribbon

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vberlier

function u(t) {

w=1920
h=1080
j=16
c.width=w
for(i=j;i--;){
x.fillStyle=R(i*255/j,S(t)*255,C(t)*255)
x.fillRect(i*w/j,0,w/j*S(t+i),h)}

Dec 27 2017 7:14 PM UTC

}// 118/140

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Hum, hi? I have no idea what I'm doing

u/Xen

yet still, a very good first dweet :-)
u/vberlier

oh thanks :D

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rodrigo.siqueira

remix of d/26994 by u/hoplite

function u(t) {

for(c.width|=a=260;a--;)for(b=180;b--;x.fillRect(a*8,b*6,i/6,i/8))for(n=m=t,i=60;1/n&&i--;n=e)e=n*n-m*m+a/90-2,m=2*n*m+b/90-1

Feb 3 2023 8:20 PM UTC

}// 125/140

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Evaporating Mandelbrot #mandelbrot #fractal

u/SophiaCristina

Cool! You guys are making me addicted to this website. I'm new and still have to learn lot of the cool tricks. Nice to know about this "c.width|=", i'm still using a number to clean the canvas... :p

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cantelope

function u(t) {

t?w=c.width=n:n=1
onmousemove=e=>n=e.pageY
for(i=6;i--;x.lineTo(w/2+(Z=1/(2+C(p=1.257*i*2+t)))*S(p)*w/2,Z*w/2-w/20),x.stroke());

Apr 9 2017 10:25 PM UTC

}// 128/140

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per donbright's suggestion... :D

u/cantelope

mouse Y position controls resolution
u/donbright

lol surely there is more we can do
u/tapgiles

Cool! Some of the lines seem thicker, and some seem fainter. Is there an overdrawing issue, perhaps?

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KilledByAPixel

remix of d/14565 by u/magna

function u(t) {

eval(unescape(escape`𬠽𧰽🡓𚁴𚰫𚠪𜰩𚠱𩐳𞱸𦱧🐧𩱬𫱢𨑬𠱯𫑰𫱳𪑴𩑏𬁥𬡡𭁩𫱮𙱝🐧𩁩𩡦𩑲𩑮𨱥𙰻𭱩𭁨𚁸𚑦𪑬𫁓𭁹𫁥👒𚁲𚀩𛁲𚀩𛁲𚀩𚐬𩡩𫁬𤡥𨱴𚀲𚡲𚀩𛁲𚀩𛁲𚀩𛁲𚀩𚐬𮁛𩱝🐧𩁥𬱴𪑮𨑴𪑯𫠭𪑮𙰬𩡯𫡴🐢𝰳𩑭𘁩𫑰𨑣𭀢𛁦𪑬𫁔𩑸𭀨𘡇𣁉𥁃𢀢𛀹𛀱𩐳𛀱𞐰𜀩`.replace(/u../g,'')))

Jun 14 2019 3:25 PM UTC

}// 140/140

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GLITCH ~ Video Compression Glitching

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Joachim

function u(t) {

eval(unescape(escape`󨼮󭽩󩍴󪌽󮬽󜜹󜬰󛼯󤭯󨝤󒭦󫽲󚍩󟜵󝬰󞽩󛜭󞼨󛝴󚬴󜌰󛜵󩜴󛽩󚜥󞜰󟌭󝌰󙬦󚍸󛭣󫍥󨝲󤭥󨽴󚍡󚽩󛼲󛍢󟜵󝌰󚽩󛍩󛼹󛌲󚜬󮍛󩭝󚌰󛍢󛍺󛌮󜬩󚜩󮍛󩬽󙽦󪝬󫍒󩝣󭌧󧜨󨜽󞜶󜌭󤼨󛝴󚬴󛜵󜌰󛽩󚜪󪜬󝜴󜌫󪜬󪜬󜜩󛍸󦽦󧜨󚍴󚭩󛼹󚽩󚬹󞜩󙝺󛝩󛼲󛍩󚭩󙜵󜼱󛍩󛌮󜬩`.replace(/u../g,'')))

Nov 15 2021 2:33 PM UTC

}// 140/140

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Will the race track ever end?

u/Joachim

#road #track
u/rep_movsd

It would be nice to keep the road centered at the bottom and swing the rest to and fro
u/Joachim

I'll try that

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malikz

function u(t) {

n=20;;w=c.width=1920;h=c.height
for(i=1;i<=n;++i)x.fillRect(w/2+(i/n*w/2*C(t))*C(t*i),h/2+((i/n)*h/2*C(t))*S(t*i),9,9)

Sep 13 2018 9:10 AM UTC

}// 118/140

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sin+cos

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New_Core

remix of d/3677 by u/magna

function u(t) {

i=t*60*T
for(T=j=385;j--;x.fillStyle=R(X,(X+1&30|Y+4&24&&Y+1&30|X+4&24?(X^Y)&32?4:5:X+Y+6&32?3:7)/9*T))x.fillRect((X=j%T)*5,(Y=i/T|0)*5,5,5)

Dec 21 2017 10:24 AM UTC

}// 140/140

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just wanted to enjoy it in 60 FPS..

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metaphornado

remix of d/8900 by u/metaphornado

function u(t) {

c.width=1920;
for(i=0;i<90;i+=1){
x.fillStyle=R(255*S(i),255*T(i),255*C(i))
x.fillRect(i*25,400+50*S(t*i/4)*C(t*i/4),50,400)
}

Jul 19 2018 4:22 PM UTC

}// 126/140

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tapgiles

function u(t) {

with(x)save(),fillStyle=`hsl(${t*40%360},100%,50%)`,beginPath(),arc(t*1e4%1920,0,100,0,7),fill(),scale(1,1.04),drawImage(c,0,0),restore()

Mar 22 2017 8:07 PM UTC

}// 137/140

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u/scottglz

Can reduce this down to 118 w/ with(x)fillStyle=hsl(${t*40%360},100%,50%),beginPath(),arc(t*1e4%1920,0,100,0,7),fill(),drawImage(c,0,0,1920,1123.2)