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

function u(t) {

for(i=1e3;i--;x.fillRect(4^i*(4+S(t*C(t/3)/16))-t*49,t*91,2,1));

May 26 2019 9:04 PM UTC

}// 64/140

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u/metamero

#moire

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KilledByAPixel

remix of d/14220 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`𪀽𧰽🡠𪁳𫀨𙁻𤰨𪐪𚡥𚰫𚐪𞐹𚱴𚠹𯐠𞐹𙐵𜀥𚑠𞱳👣𛡳𭁹𫁥𞱳𛡢𨑣𪱧𬡯𭑮𩁂𫁥𫡤𣑯𩁥🐧𡁉𡡆𡑒𡑎𠱅𙰻𩡯𬠨𨠽𦱩🐹𧐻𪐭𛐻𬰮𨡡𨱫𩱲𫱵𫡤👢𚑥🐲𛁢𦱩𧐽𨁬𪑮𩑡𬠭𩱲𨑤𪑥𫡴𚀹𜁤𩑧𛀠𙁻𪀨𚑽𛀤𮱨𚀩𯐩𛁲𨑤𪑡𫀭𩱲𨑤𪑥𫡴𚀤𮱨𚀩𯐬𙁻𪀨𚑽𚑠`.replace(/u../g,'')))

May 27 2019 8:11 PM UTC

}// 140/140

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Radial vs Linear

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rodrigo.siqueira

remix of d/14136 by u/katkip

function u(t) {

f=(A,B,s,z)=>s>2&&f(X=A+S(z)*s*1.4,Y=B+C(z)*s,s/2,z*6)
for(i=1e4;i--;)f(0,0,250,i+t),x.fillRect(X+960,Y+520,1,1)

May 26 2019 8:05 PM UTC

}// 112/140

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Sand dollar (Clypeasteroida)

u/katkip

nice

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Xen

remix of d/14033 by u/metamero

function u(t) {

t?x.drawImage(c,-h,!x.fillRect(!x.rotate(15.71),0,h,7),h*3,h*2):x.translate(1e3,h=540)
x.fillStyle=R(t*99%256,t*89%256,t*79%256)

May 22 2019 7:13 PM UTC

}// 128/140

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Quick play, also try 15.7 on rotate #waitforit

u/metamero

beautiful patterns!
u/KilledByAPixel

awesome!
u/katkip

Perfect colors for this
u/aaaaaz

cool !
u/DataMeta

Yep, this needed a Xen remix!

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username

remix of d/14187 by u/katkip

function u(t) {

c.width*=1;x.translate(960,540);for(i=10;i--;x.rotate(1.256))x.fillStyle=`hsl(${T(t*i)*9+1e3},99%,50%`,x.fillRect(100,40*T(t+i*.1),200,50)

May 27 2019 6:16 PM UTC

}// 138/140

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username

remix of d/14225 by u/katkip

function u(t) {

c.width*=1
x.font='1.9cm monospace'
z=code.slice(0,t*19+C(t/2)*25)
for(i in z=z.split(`\n`)) {
  x.fillText(~~i+1+` > `+z[i],0,70+i*80)
}

May 27 2019 6:06 PM UTC

}// 137/140

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stylized this #quine a bit xo

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metamero

function u(t) {

eval(unescape(escape`𭀿𩑶𨑬𚁉𛡶𨑬𭑥𚐺𭁨𪑳𛡉𯁼𚁣𛡢𩑦𫱲𩐨𡀽𩁯𨱵𫑥𫡴𛡣𬡥𨑴𩑅𫁥𫑥𫡴𚀧𩁩𭠧𚐩𛁄𛡩𫡮𩑲𢁔𣑌👠🁴𩑸𭁡𬡥𨐠𪑤👉🡸𛡡𬡣𚀰𛀰𛁴𚠲𜠲𛁾𮀮𬱴𬡯𪱥𚀩𛀷𚐼𛱴𩑸𭁡𬡥𨐾🁳𭁹𫁥🠪𮱢𨑣𪱧𬡯𭑮𩀭𨱯𫁯𬠺𘰰𜀰𞱣𫱬𫱲𞠣𡁄𡀻𭱩𩁴𪀺𜐰𜀥𯑠𚐻`.replace(/u../g,'')))

May 24 2019 10:36 PM UTC

}// 139/140

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dwitter live coding #tool

u/metamero

works properly on reset . add I.oninput=reset for another convenient behavior (i.e. exactly the same behavior of dwitter itself)
u/KilledByAPixel

Very cool, now we can dweet while we dweet.

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KilledByAPixel

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁼🐰𞱴𯁼𚁁👛𧐬𪐽𜀩𞱁𦱩𚰫𙐶𜀰𧐽𦰴𜀰𚡓𚁴𚐫𞐶𜀬𝀰𜀪𠰨𭀩𚰵𝀰𛀹𛁩𧐻𩡯𬠨𨐠𫱦𘁁𚑡𦰲𧐫🐨𜰫𜐪𤰨𨑛𜱝𚠪𜰩𚐯𞐬𮀮𩡩𫁬𚁰👮𩑷𘁐𨑴𪀲𡀨𮀮𩡩𫁬𤱴𮑬𩐽𨁨𬱬𚀰𛀰𙐬𜀥𛀤𮰱𛑡𦰲𧐯𞐹𯑠𚐬𬀮𨑲𨰨𨑛𜁝𛁡𦰱𧐬𨑛𜡝𛀰𛀷𚐩`.replace(/u../g,'')))

May 25 2019 8:34 AM UTC

}// 138/140

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Zen Circle

u/Xen

niiiiice

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aaaaaz

function u(t) {

c.width=1920
for(i=0;i<1e3;i++)x.beginPath(),x.arc(30+i%32*60,30+~~(i/32)*60,30,S(i+t*i/1e3)*8%2,S(i+t*i/1e3)*8%3),x.fill();

May 26 2019 3:10 PM UTC

}// 124/140

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katkip

function u(t) {

try{throw code}catch(e){try{throw e.repeat(2)}catch(E){throw E.repeat(2)}}

May 26 2019 2:28 PM UTC

}// 74/140

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Hmmmmmm