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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yeet

function u(t) {

ü=255
ö=2*t*Math.PI
x.fillStyle=`hsl(${ü*S(t)},99%,50%)`
x.fillRect(ü*(S(ö)+3.5),ü*(C(ö)+9/4),S(t/4)*ü,C(t/4)*ü)

Feb 11 2018 2:09 AM UTC

}// 112/140

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taupelink

remix of d/23854 by u/taupelink

function u(t) {

for(i=k=170;i--;x.fillRect(k*X,k*Y,q*S(X+q/i)/t/2**t,-i*S(Y)/t))f=i*t,X=f*f%12,Y=X*f%7,x.fillStyle=R(q=i/(1-S(X)/Y),q*=.7+S(Y)/X,q^=k,k/q/q)

Sep 15 2021 5:59 PM UTC

}// 140/140

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d/23860

u/donbright

these are very cool

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f8f82804

function u(t) {

throw [re=`[\\x${(a=(9*t%0xa0|0)+0x20).toString(16)}-\\x${(a+0x3f).toString(16)}]+`,(String.fromCodePoint(...Array(256).keys()).match(re))]

Jan 16 2019 7:04 PM UTC

}// 139/140

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#unicode #regexp

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Niklas

remix of d/1316 by u/Niklas

function u(t) {

for(c.width|=0,q=99,r=.0634,i=q;i--;)for(a=i*r+t,k=9.69*q+C(a)*q*3,l=5*q+S(a)*S(t)*q*2,j=q;j--;)b=j*r,x.fillRect(k+C(b)*q*C(a),l+S(b)*q,3,3)

Feb 25 2017 7:43 PM UTC

}// 140/140

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torus geometry

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JeremyLikness

function u(t) {

for(c.width=b=1800;b;b-=20)for(d=1000;d;d-=20){x.fillStyle=R(S(b*d+t*2)*240,C(b*d+t*3)*200,S(t*4)*64+C(t*2)*64,0.2);x.fillRect(b,d,40,40);}

Dec 28 2017 8:44 PM UTC

}// 139/140

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danny@hille.dk

remix of d/23547 by u/danny@hille.dk

function u(t) {

c.width=w=180;for(m=2e4;m--;x.fillRect(i,j,2,z))i=m%w,j=m/w,X=i/90-1,Y=j/90-.6,r=X*X+Y*Y,d=r*9*(2+S(t*9)),z=S(X/d*9-9*C(t))*C(Y/d*9-7*S(t))

Aug 12 2021 6:12 PM UTC

}// 139/140

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Silly remix

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iverjo

remix of d/286 by u/iverjo

function u(t) {

t=t%4;if(t<.1)r=X=Y=0,W=c.width=960,H=540;for(i=W*4;i--;)x.fillRect(X=(X+S(r+=.5-Math.random())%W+W)%W,Y=(Y+C(r)%H+H)%H,A=5/(1+t*9),A)

Jul 21 2016 1:21 PM UTC

}// 134/140

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u/sigveseb

almost looks like a map!
u/joeytwiddle

Whoa! When I was younger I used to have nightmares about this damn thing. I would clean it all away but then it would come creeping back. Weird that you found it in 2016!
u/iverjo

#random

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magna

remix of d/2758 by u/magna

function u(t) {

x.globalCompositeOperation='xor';s=2**.5;H=500;d=(S(t/3)+1)/2*H;w=H-d;x.beginPath();x.arc(C(t)*d+H*2,S(t)*d+H,w,0,7);x.fill()

May 22 2017 3:01 AM UTC

}// 125/140

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u/MrM@_S

xor swap
u/donbright

really nice, my favorite of this series. i notice the 'circles and squares' fractal / pseudofractal shows up a lot in this one, Moire style patterns. the symmetry is really cool too

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vinca

remix of d/12973 by u/vinca

function u(t) {

for(c.width=150,x[r="fillRect"](0,0,150,75),i=11250;i--;)x.fillStyle=`hsl(${a=t>>((X=i/75)&(Y=i%75)^t)*t,99*a},90%,50%)`,x[r](X,Y,1,S(a))

Apr 20 2019 11:11 AM UTC

}// 137/140

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rep_movsd

function u(t) {

eval(unescape(escape`𭱩𭁨𚁸𚐠𩡯𬠨𮀮𩠽𩡩𫁬𤡥𨱴𛁺👲🐾𩡩𫁬𤱴𮑬𩐽𬠬𡀽𢰽𜠰𜀻𢰭𛐻𚐊𦀽𦐽𝐴𜀬𬰽𤰨𭀩𛁄👋𚠨𤰨𤰨𬰫𡀩𚐫𜐩𛁺𚁒𚀰𛀴𝐪𤰨𭀪𝐩𚱋𚠮𝰬𜀩𚐬𭀼𜐱𙠦𩠨𦀫𡀪𠰨𭀩𛁙𚱄𛰲𚡳𚰱𜀪𤰨𭀪𞐩𛁋𛰹𛁋𛰹𚐬𮡠𘰰𞀰𨀬𩠨𦀫𬰪𞀹𛁙𚱴𚠹𞐬𜐹𛀹𚐻`.replace(/u../g,'')))

Sep 24 2020 12:10 PM UTC

}// 137/140

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Lotus Leaf

u/rep_movsd

#nature #leaf