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/12398 by u/rodrigo.siqueira

function u(t) {

f=(X,Y,r,a,s,d=1)=>r>.5&&x.lineTo(X,Y)|f(X+C(a-=s/3.9)*r,Y+S(a)*r,r-r/22,a,s,-d)|f(X,Y,r/3,a+s*d,s*d)
t||f(400,200,130,1.5,.6)|x.stroke()

Nov 4 2020 4:06 PM UTC

}// 137/140

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Fractal plant swirl #fern #spiral #fractal #plant

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ashish9b

remix of d/20487 by u/ashish9b

function u(t) {

for(Y=t*2,X=200;X--;x.fillStyle=R(o=222*C(C(S(t+X/22)-t+S(X/(999+T(X/2+Y/2))))),o*.22))x.fillRect(X*11,22,21,11)
x.drawImage(c,0,11)

Nov 5 2020 11:05 PM UTC

}// 132/140

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#WaveOfLove - Love Waveform

u/andrea270872

Smooth :)

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tscotn

function u(t) {

b=255,x.fillStyle=R(Math.random()*b,b,Math.random()*b,.1),x.fillRect(Math.random()*c.width,Math.random()*c.height,50,50)

Nov 6 2020 7:03 PM UTC

}// 120/140

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Cubic Moss

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tscotn

function u(t) {

b=255,x.fillStyle=R(Math.random()*b,Math.random()*b,b,.1),x.fillRect(Math.random()*c.width,Math.random()*c.height,50,50)

Nov 6 2020 7:01 PM UTC

}// 120/140

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Cubic Raindrops

u/Xen

welcome to the dwitter family

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magna

function u(t) {

g=x=>S(y/8+t)
eval(unescape(escape`睩瑨⡸⥦潲⡦楬汒散琨〬〬眽挮睩摴桼㴰ⱷ⤬椽㈵㘻椭ⴻ晩汬⠩⥢敧楮偡瑨⠩ⱡ牣⠨堽椥ㄶ⬱⤪㘴Ⱘ礽⡩㸾㐩⬱⤪㘴ⰳ㈪䵡瑨⹡扳⡶㵧⡘⤩ⰰⰷ⤬晩汬却祬攽刨眬欽⡶㸰⤪眬欩`.replace(/u(..)/g,"$1%")))

Nov 3 2020 4:50 PM UTC

}// 139/140

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https://tixy.land runtime. Enter code in the arrow function on the first line.

u/magna

Uncompressed: with(x)for(fillRect(0,0,w=c.width|=0,w),i=256;i--;fill())beginPath(),arc((X=i%16+1)*64,(y=(i>>4)+1)*64,32*Math.abs(v=g(X)),0,7),fillStyle=R(w,k=(v>0)*w,k)
u/magna

x/y offset fix in d/20502

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ashish9b

remix of d/9601 by u/f8f82804

function u(t) {

for(i=300;i--;t||x.strokeRect(3,2,994,99))x.setTransform(s=9*S(i),3,4,s,i%3*420+790,360*(i/5%+1|0)),x.rotate(s/64)

Nov 6 2020 12:09 AM UTC

}// 114/140

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Canopy

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ashish9b

remix of d/1668 by u/sawaxon

function u(t) {

c.width=1920;for(j=3;j<6;j++)for(i=5;i<122;i++)x.fillRect(900+S(19+i/(S(t*j)*29))*j*90,500+C(i/((t+149)/9))*j*80, 19, 19)

Nov 6 2020 12:04 AM UTC

}// 121/140

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SYNTH

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ciaccodavide

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁼👨🐨𪰽𜠰𜀩𚠲𒡮👴𙐹𒡦𫱲𚁩🐰𞱩🀹𞱩𚰫𚑪👩𚠱𜀰𛁮🠸🱸𛡦𪑬𫁒𩑣𭀨𪀫𪠫𝐰𚠨𞐭𫠩𛁨𛀵𜀬𪰩𞡮🡩𛐱𙠦𫠼𪐿𒡸𛡦𪑬𫁒𩑣𭀨𪀫𪠫𚁮𛑩𚰱𚐪𝐰𛁨𛀵𜀬𪰩𒠺𫠾𪐿𮀮𩡩𫁬𤡥𨱴𚀴𝐰𚱪𛁨𛀵𜀬𪰩𒠺𮀮𩡩𫁬𤡥𨱴𚁨𚱪𛁨𛀵𜀬𪰩`.replace(/u../g,'')))

Nov 4 2020 1:59 PM UTC

}// 136/140

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Default Inertia

u/katkip

#default #physics

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ciaccodavide

function u(t) {

eval(unescape(escape`𬠽𭐽🠨𩐽𩐪𝐳𜰷𙐲𝐷𚐥𭰬𫐽𭐽🡡🁩🱡𚰫𞡡🡩🱡𛐭𞡶🁤🱶𚰫𞡶🡤🱶𛐭𞠨𪐽𬠨𚐬𩀽𬠨𚐩𛁦🐨𭐬𨠩🐾𮀮𩡩𫁬𤡥𨱴𚁵𚡷𛁢𚡷𛁷𛁷𚐊𡀦𙡴𙐮𜠾𛠱🱭𚁄🐰𛁣𛡷𪑤𭁨𯀽𜐩𞡄👴𙐮𜠼𛠱𛁦𚁡𛁶𚐬𩠨𪐬𩀩`.replace(/u../g,'')))}{w=D=a=v=i=d=e=32

Nov 6 2020 1:56 PM UTC

}// 140/140

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Pixel Fetcher

u/ciaccodavide

r=u=>(𝔢=𝔢*5337%257)%ダ,m=u=>𝔞<𝔦?𝔞++:𝔞>𝔦?𝔞--:𝔳<𝔡?𝔳++:𝔳>𝔡?𝔳--:(𝔦=r(),𝔡=r()),f=(u,b)=>x.fillRect(u*ダ,b*ダ,ダ,ダ) 𝔇&&t%.2>.1?m(𝔇=0,c.width|=1):𝔇=t%.2<.1,f(𝔞,𝔳),f(𝔦,𝔡) }{𝔇=𝔞=𝔳=𝔦=𝔡=𝔢=ダ=32

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ashish9b

remix of d/20488 by u/ashish9b

function u(t) {

for(Y=t*5,X=599;X--;x.fillStyle=R(o=332*T(S(C(Y/X-Y*X)-t-S(X/(Y+T(Y*22+Y/9))))),o*.4))x.fillRect(X/Y,22,222,2222)
x.drawImage(c,3,1)

Nov 5 2020 11:31 PM UTC

}// 132/140

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Forest Fire