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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rodrigo.siqueira

remix of d/33377 by u/rodrigo.siqueira

function u(t) {

for(Q=70;Q--;)for(i=110;i--;x.fillStyle=R(k=C(i%3)*i*9,k/2,k/4,.1))x.beginPath(),x.arc(T(i*Q+t/5)*Q*16+960,C(i)*Q*9+540,Q,0,8),x.fill()

Feb 19 2025 2:06 PM UTC

}// 135/140

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Cloud space

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KilledByAPixel

remix of d/33384 by u/KilledByAPixel

function u(t) {

for(t*=60,w=i=2e3;i--;x.fillRect((i-t)*2,t+i-z%311-960,2,w))z=(i>>4&t>>4)*9|d,x.fillStyle=R(v=z%129+(i%8<7)*99-(t%8<7)*50,v,v)}{d=Date.now()

Feb 18 2025 8:20 PM UTC

}// 140/140

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Isometric Insanity 🏙️ Different every refresh!

u/magna

Awesome!
u/rodrigo.siqueira

Marble Madness (was one of my favorite games)

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KilledByAPixel

remix of d/31797 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󭌿󭌪󟜶󜌺󩌽󡍡󭍥󛭮󫽷󚌩󙜱󩜷󒭦󫽲󚍩󟝷󟜲󩜳󞽩󛜭󞼩󩭯󬬨󪬽󞜻󪬭󛜻󮌮󩭩󫍬󤭥󨽴󚌨󪜭󭌩󚬲󚼹󝬰󛍪󚬱󝬫󭌫󪜭󮬥󜜴󜜭󝜱󜬬󜬬󜜶󚜩󮌮󩭩󫍬󤽴󮝬󩜽󨍨󬽬󚌤󮽺󟜨󪜾󟬴󙭴󟬾󝌩󚬹󯍤󯜬󙍻󮬥󞜹󯜥󛌤󮼨󪜥󞌼󝼿󭌥󞌼󝼿󜼴󞬵󞜺󞜩󚽺󙜳󜌫󪜥󞌭󭌥󞌭󪬪󞝽󙜩󨌻`.replace(/u../g,'')))

Feb 18 2025 7:52 PM UTC

}// 140/140

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Blind Madness 🔮 Different every refresh!

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taupelink

remix of d/33380 by u/taupelink

function u(t) {

for(i=z=1e4;i--;x.fillRect(240*t,i/9-20,z/=2+S(z+t**.5+i/1e3),.5))x.fillStyle=z*S(z=9+7*C(z/3+t%2*C(z&i/2e3)))&2?z&8?'#F674':'#2315':'#56B3'

Feb 19 2025 6:34 AM UTC

}// 140/140

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d/33386

u/magna

Wowza!

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UEZ

remix of d/33377 by u/rodrigo.siqueira

function u(t) {

eval(unescape(escape`󩭯󬬨󮌮󩽬󫽢󨝬󠽯󫝰󫽳󪝴󩝏󬍥󬭡󭍩󫽮󟜧󮍯󬬧󛍑󟜹󝜻󤜭󛜻󚝦󫽲󚍩󟜱󜜰󞽩󛜭󞼩󮌮󨭥󩽩󫭐󨝴󪌨󚜬󮌮󨝲󨼨󤼨󪜪󤜫󭌯󞌩󚭑󚬱󜬫󞜶󜌬󥌨󪜪󤜭󭌯󝌫󤜪󤜩󚭑󚬱󝬬󤜪󜬬󜌬󝼩󛍫󟝃󚍩󙜳󚜪󪜪󞌬󮌮󩭩󫍬󤽴󮝬󩜽󤬨󪼬󪼬󪼬󛬰󜼩󛍸󛭦󪝬󫌨󚜻`.replace(/u../g,'')))

Feb 17 2025 10:12 AM UTC

}// 132/140

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#Smoke

u/magna

Amazing!
u/lewdev

Awesome #realism !

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zachygreen

function u(t) {

eval(unescape(escape`愽洽㹭㰰㼭洺活景爨椽〻椼㉥㌻椫㴮ㄩ筮㴨椯㈰簰⤯㤻氽愨ㄮ㜳⨨椥㈰⭴⨹⬨湼〩⨱⸷㌩┶ⴳ⤭ㄻ氽氼〿〺氻栽㈵㔭愨渥ㄭ氩⨳㜰㭸⹦楬汓瑹汥㵒⡨ⱨ⤻砮晩汬剥捴⡩┲〪㤹ⴹⱮ⨹㤬㈰ⰲ〩素`.replace(/u(..)/g,"$1%")))

Feb 20 2025 5:24 AM UTC

}// 133/140

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magna

remix of d/33387 by u/rodrigo.siqueira

function u(t) {

eval(unescape(escape`󩭯󬬨󤜽󝼰󞽑󛜭󞼩󩭯󬬨󪜽󜜱󜌻󪜭󛜻󮌮󩭩󫍬󚌩󚝸󛭢󩝧󪝮󤍡󭍨󚌩󛍸󛭡󬭣󚍘󟝔󚍩󚭑󚽴󛼵󚜪󤜪󜜶󚼹󝬰󛍙󟝃󚍩󚜪󤜪󞜫󝜴󜌬󤜬󜌬󞌩󛍚󟝘󛜴󜌰󛝓󚍴󚜪󜼰󜌬󮌮󩭩󫍬󤽴󮝬󩜽󤬨󪼽󠼨󪜥󜼩󚭩󚬹󛍫󛼲󛍫󛼴󛍙󟬴󜌰󙭙󟌶󜌰󙭚󟬰󙭚󟌹󜌰󙭚󛼵󜌦󜜦󤜼󜬰󟼮󝼺󛬱󚜻`.replace(/u../g,'')))

Feb 20 2025 12:51 AM UTC

}// 140/140

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#default in cloud space

u/magna

SDF = Signed Default Function

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tzador

function u(t) {

eval(unescape(escape`𢀽𪀽🠱𜠷𚰱𜠷𚡓𚁨𚐊𩡯𬠨𤐽𝀴𝀻𤐻𤐭🐲𚑻𒡦𫱲𚁩🐴𝀻𪐭𛐻𚑻𒡘🐨𤰨𪐪𚠲𚠹𚱴𛰹𚐪𚠲𚠹𙐹𚐯𞐪𜐹𜠰𒡙🐨𠰨𪐪𚠳𚠸𚱴𛰹𚐪𚠲𚠸𙐸𚐯𞀪𜐰𞀰𒡸𛡦𪑬𫁓𭁹𫁥👒𚁈𚁩𚐬𢀨𪐫𜐩𛁈𚁩𚰲𚐩𒡸𛡢𩑧𪑮𤁡𭁨𚀩𒡸𛡡𬡣𚁘𛁙𛁑𛀰𛀷𚐊𮀮𩡩𫁬𚀩𯑽`.replace(/uD./g,"")))

Feb 16 2025 4:13 PM UTC

}// 139/140

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Voronoi Hack

u/tzador

It works by starting at a big radius and going to zero, and with that radius draw a circle around each pivot points. Each pixel ends up being painted with the color of its closed pivot point.
u/magna

This is so cool!

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tzador

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁼🐰𒡣𛡳𭁹𫁥𛡦𪑬𭁥𬠽𙱩𫡶𩑲𭀨𞀸𙐩𙰊𩡯𬠨𪐽𜡥𝀻𦀽𤰨𪐪𚠸𚱴𚐬𦐽𤰨𪐪𚠹𚱴𚐬𦠽𤰨𪐪𚠷𚱴𚐬𥠽𠰨𭀩𚡘𛑓𚁴𚐪𦠬𥰽𤰨𭀩𚡘𚱃𚁴𚐪𦠭𜠰𛁩𛐭𞰩𪑦𚁘𚡘𚱙𚡙𚱚𚡚🠱𛠷𚑸𛡦𪑬𫁒𩑣𭀨𞐶𜀫𝡥𜰪𥠯𥰬𝐴𜀭𜡥𜰭𚀶𩐳𚡙𚰴𩐴𚐯𥰬𝀬𝀩`.replace(/uD./g,"")))

Feb 16 2025 4:48 PM UTC

}// 140/140

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#cube

u/magna

Stylish!
u/lewdev

ice cube with frosty edges

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tzador

remix of d/33373 by u/tzador

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁼🐰𒡦𫱲𚁩🐳𩐴𞰊𦀽𤰨𪐪𚡴𚐬𦐽𤰨𪐪𚠲𚐬𦠽𤰨𪐪𚠳𚐬𒡈👓𚁴𚐪𦐫𭀬𥠽𠰨𢀩𚡘𛑓𚁈𚐪𦠬𒡗👓𚁈𚐪𦀫𠰨𢀩𚡚𛐲𜀬𢠽𦀪𚠸𚱙𚠪𞀫𦠪𚠸𛀊𪐭𛐻𚐊𪑦𚁊🠱𛠶𜐸𙠦𢠼𜐮𞀩𒡸𛡦𪑬𫁒𩑣𭀨𞐶𜀫𝡥𜰪𥠯𥰬𝐴𜀭𜡥𜰭𚀶𩐳𚡙𚰴𩐴𚐯𥰬𝀬𝀩`.replace(/uD./g,"")))

Feb 16 2025 10:21 PM UTC

}// 139/140

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#cube