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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Current theme challenge: #Food

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remix of d/1875 by u/FireFly

function u(t) {

for(c.width|=M=Math,i=3e4;i--;x.fillRect(A*15,B*8,W=9+M.atan2(M.sqrt(1-X*Y-Y*X),X)/3+t*7^2-M.asin(Y)*51,W))X=(A=i%195)/67-1,Y=(B=i/15)/67-1

Mar 8 2017 1:43 PM UTC

}// 139/140

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rodrigo.siqueira

function u(t) {

for(X=Y=i=4e4;i--;x.fillRect(X*1200+960,Y*430+540,t<2,.1))u=X+.2,
r=(u*u+Y*Y)**.5,s=S(i*i/t)<.2?1:-1,X=s*(r+u)/3.5,
Y=s*(r-u)**.7*(Y<0?-1:1)

May 31 2026 9:29 PM UTC

}// 140/140

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non-analytic inverse-iteration map attractor

u/SockTaters

reminds me of the album cover for Lift Your Skinny Fists like Antennas to Heaven
u/NiVZ

This looks great - like a cross between magnetized particles and a comic book POW!

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geb

function u(t) {

for(i=0,c.width=2e3,π=44/7,r=540;i++<180;a=5+i*S(t),x.ellipse(960,r,a<0?-a:a,r,6*π*i+S(t),~'moire patterns <3',7),x.stroke())x.beginPath()

Jun 15 2020 9:45 AM UTC

}// 138/140

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#moire

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iznax

function u(t) {

eval(unescape(escape`𭱩𭁨𚁸𚑦𫱲𚁣𛡷𪑤𭁨👱🐱𩐳𛁡🐷𜠻𛐭𬐻𬠽𝰭𬐥𝰬𮠽𪀼𞐰𛁦𪑬𫁓𭁹𫁥👒𚁺𙑨𚡡𛁡𛁺🱡𞡱𛁨🰮𜰺𜐩𛁦𪑬𫀨𨑲𨰨𬐪𨐬𞐳𜀬𘑨🀼𞐬𜀬𞐩𚐬𩡩𫁬𤡥𨱴𚁺🱡𛐮𝰪𪀪𤰨𬠪𨐩𞠴𚡨𛁺🱡𚱲𚠴𝀺𝐰𜀫𠰨𭀫𬐥𝀩𚡓𚁱𙐴𚱨𛰳𜰩𚠳𜰬𮠿𨐺𝀬𪀩𚑨👱🠾𜠻`.replace(/u../g,'')))

Jan 28 2020 8:50 AM UTC

}// 140/140

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Castle Ruins By The Sea #castle

u/katkip

Awesome!

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rodrigo.siqueira

remix of d/33668 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`invert(`
for(i=5e4;i--;x.fillRect(960+C(k=i*20+r*1+r**r)*3e3/Z,540-S(k)*3e3/Z,.1,t<5))r=S(w=i*i/t)-t,Z=C(S(i*50))*17-2/r/r/3

Apr 29 2025 1:37 AM UTC

}// 140/140

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Flower of light

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sigveseb

remix of d/58 by u/sigveseb

function u(t) {

x.globalCompositeOperation='xor';x.fillStyle=R(255*S(t),255*C(t/8+1),99);x.beginPath();x.arc(960*S(t/3.3)+960,C(t)*540+540,99,0,7);x.fill()

Jan 7 2018 2:18 AM UTC

}// 139/140

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let it sit for a while to let the texture build up

u/sigveseb

#xor #texture

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danny@hille.dk

remix of d/21861 by u/Xen

function u(t) {

t?i=2e3:c.width=w=56
for(;i--;x.fillRect(X,Y,1,1))x.fillStyle=R(m=S((Y=i/w)-t*33&(X=i%w)),k=m*255,k)

Mar 8 2021 5:25 PM UTC

}// 100/140

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keep alive remix :-)

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Purpzie

function u(t) {

x.font='75px"',x.fillText(u+'',100,100)

Sep 26 2018 11:58 PM UTC

}// 39/140

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shortest #quine i can manage

u/joeytwiddle

Could change scale instead of font: x.scale(9,9),x.fillText(u+'',9,9)
u/Purpzie

@joeytwiddle you're right hmmmm

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just_me_7k

function u(t) {

for(i=0;i<100;i++)for(j=0;j<10;j++)x.fillStyle=`hsl(${i*3+j*36+(t%5)*72},80%,40%)`,x.fillRect(i*19+(t%5)*38,50+j*100+50*Math.sin(t+i),10,90)

Jun 30 2025 1:21 PM UTC

}// 140/140

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NOW ⏱️

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katkip

remix of d/19199 by u/katkip

function u(t) {

eval(unescape(escape`𩠽𚁸𛁹𛁮🐴𚐽🡮🱦𚀲𛑓𚁸𚠲𚱴𚐭𠰨𮐪𜠫𮀭𭀩𛀱𛑃𚁸𚠲𛑴𛑹𚐪𠰨𮐪𜠫𭀩𛑸𛁮𛐱𚐺𮀻𩡯𬠨𪐽𜐲𞐻𪐭𛐻𚑦𫱲𚁪🐸𜰻𪠭𛐻𚑸𛡦𪑬𫁓𭁹𫁥👠𪁳𫀨𙁻𚁦𚁩𛰲𜠬𪠯𜠲𚐪𝀹𚑽𛀵𞐥𛀵𜀥𚑠𛁸𛡦𪑬𫁒𩑣𭀨𪐪𜐳𛁪𚠱𜰬𜐳𛀱𜰩`.replace(/uD./g,'')))

Jun 20 2020 5:54 PM UTC

}// 130/140

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