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/22066 by u/sasaso7

function u(t) {

c.style.filter="invert("
for(c.width|=i=499;i--;x.arc(1e3+C(z=i/99*t)*i/4,540+S(z)*i/3,i*2,0,9))x.beginPath(x.stroke())

Mar 21 2021 10:19 PM UTC

}// 119/140

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quick play

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KilledByAPixel

function u(t) {

eval(unescape(escape`𭁨𬡯𭰠𨠽𭀾𛠵🱢𞡴🱢𚰨𨐽𚁲👄𨑴𩐮𫡯𭰨𚐩𙐲🱤𫱣𭑭𩑮𭀮𨡯𩁹𛡩𫡮𩑲𢁔𣑌𛡴𫱌𫱷𩑲𠱡𬱥𚀩𛡭𨑴𨱨𚀯𚁛𨐭𮡝𚑻𜰬𞐹𯐯𩰩𞠧𮑯𭐠𨑲𩐠𭁨𩐠𫁯𭡥𘁴𫰠𭱥𘁬𪑦𩐠𨑮𩀠𪑴𘁮𫱴𘁭𩐠𨡵𭀠𫱲𘁧𫰠𪑳𙰮𬱰𫁩𭁠𘁠𚑛𬠥𨐮𫁥𫡧𭁨𧐫𙰠𘁜𫠧𦱲𙐳𧐺𙰧`.replace(/u../g,'')))

Mar 22 2021 2:49 AM UTC

}// 140/140

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Dwitter Poetry Generator

u/KilledByAPixel

Refresh a few times to get one semi-coherent
u/rodrigo.siqueira

foreach love / infinity you canvas to it / life sans dweetid / love isfinite or polyfills love / to canvas we return / love not null / undefined mostly
u/kimeiga

new getcontext and me is / the / love life but / life not var hasownproperty can div are to we / it / but / time / you is / edge love to we / life gifcanvas
u/BackendForth

me height style you setstatsvisibility / var we / frame not me gifctx sans stroketext / are filltext we / life math / me rotation https you function / to we / imul not me tanh
u/Volfegan

you measuretext / to end window not settransform / rotation developer return love to array it / blo function / go polyfills that love to width it / stats math / go slight max love

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DavidHaring20

function u(t) {

t?0:n=Date.now(a=j=29,Y=540,X=960)
for(i=2e3;i--;)
x.fillRect(X-=C(a+=C(b=n|j++)),Y+=S(a),5,5)

Mar 23 2021 11:48 AM UTC

}// 94/140

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Remix

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nyarmith

function u(t) {

x.beginPath()
x.rotate(C(t/50))
x.translate(960,540)
h=3.15/2
j=S(t-h)+C(t-h)+h
x.arc(j*960/2,S(t+h)*j*540/2,(j)*75,0,2*Math.PI)
x.stroke()

Mar 24 2021 9:42 PM UTC

}// 139/140

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rodrigo.siqueira

remix of d/21927 by u/rodrigo.siqueira

function u(t) {

eval(unescape(escape`𨰮𬱴𮑬𩐮𩡩𫁴𩑲👠𨡬𭑲𚀮𜑶𪀩𬱥𬁩𨐨𚑩𫡶𩑲𭀨𨀊𩡯𬠨𪐽𝑥𜰬𨰮𭱩𩁴𪀽𭰽𜐹𞐻𪐭𛐻𚐊𮀮𩡩𫁬𤡥𨱴𚁘👩𙑷𛁙🐸𞐫𪐯𭰫𤰨𦀯𞐭𭀪𜰩𚠲𛁃𚁓𚁩𚱴𛰶𞐩𚡷𧡘𚐪𞀬𛠱𚐬𒡸𛡦𪑬𫁒𩑣𭀨𪐬𭰪𤰨𪐪𚠸𚐭𜐲𜀬𤰨𭀪𜰫𪐫𦀩𚠪𜠬𜐩`.replace(/u../g,'')))

Mar 20 2021 3:05 PM UTC

}// 132/140

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Night winds blowing sea waves under a starry sky. #water #sea #night #stars

u/erin

full circle

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suhmelse

remix of d/22100 by u/suhmelse

function u(t) {

s=400*S(t)
c=2e3*C(t)
x.beginPath()
x.arc(1000+s*s*s/2e5,500+s*c/20e2,300,0,360)
x.stroke()

Mar 23 2021 5:03 PM UTC

}// 91/140

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erin

remix of d/20577 by u/pavel

function u(t) {

for(c.width|=i=256;--i;x.fillStyle=R((e=4*S(t)*C(i/44+t))*255),x.fillRect(-!x.rotate(e),i*0.6,9,9))x.setTransform(3,0,0,3,960,540)

Mar 23 2021 4:25 PM UTC

}// 130/140

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ripply thing

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jakobbnt

remix of d/22123 by u/carlcrede

function u(t) {

for(c.width|=i=256;i--;)
x.fillRect(960+3*i*S(t--+i),512+S(t---i+t**-1)*i*10,i/9,i/9)

Mar 24 2021 3:27 PM UTC

}// 86/140

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jakobbnt

function u(t) {

o=t*10.5
x.lineWidth=10
x.beginPath()
x.moveTo(920,520)
x.lineTo(C(t)*o+900,S(o)*o+500)
x.strokeStyle=R(S(o),S(t)*100,o*S(t))
x.stroke()

Mar 24 2021 2:14 PM UTC

}// 136/140

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UpDown

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KENZYY

remix of d/22013 by u/petermel

function u(t) {

c.width=1945
for(k=1;k<2500;k+=25)
x.fillRect(35*3*S(t)*15,k,-k/2,1)
for(i=2;i<150;i+=2)
x.arc(i*7,10*50*S(t),1000,S(t),i,2)
x.stroke()

Mar 23 2021 12:51 PM UTC

}// 135/140

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P DOG LA LAI P DOGGY DOG - OPEN UP! ITS THE DOGEPOLICE!