Random dweets | Dwitter

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.

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BuRRak

function u(t) {

f=frame/15;a=f*137.5;r=f*f;k=r*C(a);y=r*S(a);x.fillStyle = R(k,y,k*y%256);x.fillRect(k+c.width/2,y+c.height/2,15,15);

Jan 19 2018 8:14 PM UTC

}// 117/140

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katkip

function u(t) {

f=(x,y)=>(x*x+y*y)**.5<50?f(y*y,x*x):1+y/x
for(i=-108;i++<106;)y=t*30-54,x.fillStyle=R(z=f(i,y)*159,z,z),x.fillRect(i*9+960,t*300,9,9)

Jun 16 2020 4:28 PM UTC

}// 134/140

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metamero

remix of d/11258 by u/metamero

function u(t) {

for(w=28,h=16,s=72,i=w*h*3;i--;)p=i%w,q=((i-p)/w)%h,r=i%3,x.fillStyle=R(r-2?0:q*p*2,r-1?0:q*p*2,r?0:q*p*2),p+q&1?0:x.fillRect(p*s,q*s,s,s)

Dec 2 2018 7:25 PM UTC

}// 138/140

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triple for

u/Xen

nice

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rodrigo.siqueira

remix of d/20729 by u/rodrigo.siqueira

function u(t) {

for(i=3e3,c.width|=f=g=>99*(S(i+t*5)-2-C(i/t/5e3+t*5))*g(i*i);i--;x.lineWidth=1)x.strokeRect(960+f(C),540+f(S),s=i/99*S(i),s)

Nov 21 2020 5:25 PM UTC

}// 125/140

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Pulsating donut #torus

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Agnes

remix of d/32040 by u/Agnes

function u(t) {

M=()=>(Math.random()-.5)*(a-960+99*T(t/5))
for(c.width|=i=9;i--;)for(j=1e3;j--;x.fillRect(a+M(),400+j/5+M(),5,2))a=5*(j%10)+100*(i+4+3*S(t))

Jun 21 2024 9:08 AM UTC

}// 140/140

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#default sandblaster

u/joeytwiddle

Very cool #focus effect with #dithering

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rodrigo.siqueira

remix of d/22870 by u/rodrigo.siqueira

function u(t) {

Y=c.width|=c.style.filter=`invert(.1`
for(X=960;X--;x.lineWidth=3)
x.lineTo(460+X+C(Y)*S(t)*88,Y=540+S(X)%C(X)*300**C(X/200-t))
x.stroke()

May 27 2021 1:40 PM UTC

}// 138/140

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Spatiotemporal evolution of soliton pulse formation #wave

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Alien1993

function u(t) {

c.width=1920
h=1080/1000
w=1920/10
for(i=0;i<1000;i++){
x.fillStyle=R(255/S(i),100,100)
x.fillRect(960*S(t)*S(i)+960-w/2,h*i,w,h)
}

Oct 15 2018 12:23 PM UTC

}// 131/140

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webFX

function u(t) {

c.width=1920 // clear the canvas
for(i=0;i<9;i++)

x.fillRect(400+i*100+S(t)*300,40,50,200)
x.fillRect(T(t)*380,120,100,300)

Jan 20 2018 1:24 AM UTC

}// 124/140

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KilledByAPixel

remix of d/15713 by u/KilledByAPixel

function u(t) {

_="𐊪𐀀򐏿𐀀򐅗𐀀򐅗𐀀򐍟𐀀򐏿𐀀򯅕𐠀󯹖𑰀󯾫񑰀󯿿񡵕񧿽񩵕򍿽񭰀򏏽񭰀񤅕𐐀򸊪𔠀򵚪𕐀𕐀𕐀𐐀"
eval(unescape(escape`󩭯󬬨󪜽󜼶󜌻󪜭󛜻󭬦󙭸󛭦󪝬󫍒󩝣󭌨󞜹󚽩󙜲󜌪󠼬󞜹󚼨󪜯󜬰󯌰󚜪󠼬󠼽󝌰󛍃󛍸󛭦󪝬󫍓󭍹󫍥󟝒󚍶󚬱󝌰󛜱󝌰󚜩󚝶󟝟󛭣󪍡󬭃󫽤󩝁󭌨󪜯󝜩󟬾󪜥󝜪󜬦󜼻`.replace(/u../g,'')))

Sep 21 2021 10:26 PM UTC

}// 140/140

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🚀 S P A C E H U G G E R S 🪐

u/KilledByAPixel

Play my JS13k game Space Huggers - https://js13kgames.com/entries/space-huggers

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ArthurThuczsec

remix of d/26080 by u/ArthurThuczsec

function u(t) {

t?x.strokeRect(X+=C(W*X)/-.75,Y+=S(H*Y)/.57,W=X^H,H=Y^W):X=Y=W=H=94
x.strokeStyle=`hsl(${X^Y*W^H},94%,49%,.2`
x.rotate(C(t)/6e2)

Sep 1 2022 2:51 AM UTC

}// 128/140

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My gift to your mind thats so full of stress, Sit and relax friend, Even best needs a rest, Watch this dweet grow as the world fades away, I promise bliss thinking, And hope it shall stay.