Dwitter - javascript demos in 140 characters

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.

Try the new frontend: beta.dwitter.net
Current theme challenge: #Food

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Xen

remix of d/12511 by u/katkip

function u(t) {

for(c.width|=j=79;j--;)for(x.lineWidth=i=5;i--;)x.lineTo(960+C(i*(2+S(t))+j/(20+C(t+j/29)*5)+t)*1e3,900+S(i*C(t)+j/99+t)*90-j*9);x.stroke()

Feb 24 2019 6:54 PM UTC

}// 139/140

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Gabe

function u(t) {

c.width*=1;x.lineWidth=4;for(j=80;j--;)for(i=5;i--;)x.lineTo(960+C(i*1.57+j/(20+C(t+j/29)*5)+t)*200,900+S(i*1.57+j/99+t)*60-j*9);x.stroke();

Feb 25 2019 5:44 PM UTC

}// 140/140

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remix

u/katkip

Don't copy me, kid. I'M DANGEROUS
u/Gabe

ban katkip

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geb

remix of d/12491 by u/rodrigo.siqueira

function u(t) {

t||(a=b=1)
for(i=2e3;i--;)x.fillStyle=`hsl(1,42%,${S(t*5)*50}%,42%)`,x.fillRect(960+(b-=.0004)*S(a+=1),540+b*T(a/1e2),2,2)

Feb 23 2019 5:01 PM UTC

}// 122/140

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into tangent

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rodrigo.siqueira

remix of d/12440 by u/rodrigo.siqueira

function u(t) {

t||(a=b=0)
for(i=5e3;i--;)x.fillStyle=`hsl(9,45%,${S(t*4)*50}%)`,x.fillRect(960+b*S(a*1.5),540-b*C(a*2),1,2),a+=1.8*C(2.6*a)+C(t/4),b+=.001

Feb 21 2019 2:18 PM UTC

}// 139/140

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Emergent eagle from bifurcation. Using Katip's Attractor. #chaos, #bifurcation

u/katkip

This is so beautiful!!! #art
u/donbright

this is remarkable. #tshirt

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rrlyrae

function u(t) {

eval(unescape(escape`𮀮𭱩𩁴𪁼👸𛡦𪑬𫁓𭁹𫁥🐢𘰰𜀰𘠻𮀮𩡩𫁬𤡥𨱴𚀰𛀰𛀱𞐲𜀬𜐰𞀰𚐻𦠽𜠰𜀪𤰨𭀪𭀩𚠪𜠫𜠰𜀻𩡯𬠨𬠽𜐮𞱲🠮𜐻𬠭🐮𜀱𚑻𮀮𨡥𩱩𫡐𨑴𪀨𚐻𮀮𨑲𨰨𞐶𜀬𝐴𜀬𦠪𬠬𜀬𜐰𚐻𮠽𞐮𝡥𜠪𚀱𛑲𚐯𦠪𚠮𜠵𞱣👛𮠬𮡝𞱸𛡦𪑬𫁓𭁹𫁥👒𚀮𛠮𨰩𞱸𛡦𪑬𫀨𚑽`.replace(/u../g,'')))

Feb 25 2019 4:02 PM UTC

}// 139/140

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Stellar pulsations

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Galaxtone

function u(t) {

eval(unescape(escape`挮睩摴栽ㄹ㈰㬢瑨㑲瑨㐵栴㌵琳㘵㐵昶㑦㘵㑦㘵㑦㌶㕦㍣㙶㑣㍴㑨畦㍵瑩㔴㡨㍧昸搴湵㕧摤摤摤摤搳晨㥴㑵㤸㔴㡧㤵㑤㍵晪㐹朵晲㕮搹杭湤㔹㡧搹㍦桮㤴㔢`.replace(/u(..)/g,"$1%")))

Feb 25 2019 3:59 PM UTC

}// 116/140

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New crazy dweet, It takes an hour but it's cool 3d stuff.

u/13thptr

uncompressed:c.width=1920;"th4rth45h435t36545f64f654f654f365f3c6v4c3t4huf3uti548h3gf8d4nu5gddddddddd3fh9t4u98548g954d3ufj49g5fr5nd9gmnd598gd93fhn945"
u/Galaxtone

Hah trolled.

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WasifBoomz

function u(t) {

d=50
c.width=1920
if(t==0)
{b=0
a=0}
if(b>1920){a=1}
if(b<0){a=0}
if(a==0)
{b+=d}
if(a==1){b-=d}
x.lineWidth=b
x.strokeRect(0,0,1920,1080)

Feb 25 2019 1:55 PM UTC

}// 139/140

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Just to let you know, d is the change of the lineWidth!

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WasifBoomz

function u(t) {

//Pixels a second
b=9999
c.width=1920
if(t==0)
a=-100
a+=b/60
if(a>1920){a=-100
}
x.fillRect(0,700,1920,500)
x.fillRect(a,0,500,1080)

Feb 25 2019 1:11 PM UTC

}// 134/140

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katkip

function u(t) {

t||(q=e=0,x.fillRect(0,0,2e3,2e3));if(t<6.9)for(i=99;i--;x.clearRect(960+C(q)*900,540+S(e)*500,9,9))q+=C(e+q-t/7),e+=S(q*q/2+e*e/99+t)

Feb 22 2019 7:00 PM UTC

}// 134/140

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Penis #attractor #sorry #nsfw

u/katkip

no homo
u/aleamb

lol

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raphaelrk

function u(t) {

c.width=1920
for(a=-100;a<2000;a+=6)
for(b=-100;b<1200;b+=54)
x.fillRect(a+S(t*15+(a+b)*1.1)*15,b+C(t*5+(a+b)*1.1)*15,15,15)

Feb 23 2019 6:26 PM UTC

}// 125/140

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wavey boi - play around with the numbers!

u/katkip

This is cool!
u/raphaelrk

Thank you!
u/katkip

#waves