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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myro

remix of d/18534 by u/myro

function u(t) {

c.style.filter=`blur(.5vw)contrast(49`
c.width=1920
for(i=0;i<400;i++){
u=(t+i)%24-2
v=5*S(t+i)+i-u*9
x.fillRect(u*99,v*7,v,v*2)
}

Dec 1 2021 6:44 AM UTC

}// 130/140

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u/andrea270872

very nice effect!

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vinca

function u(t) {

for(c.width|=i=0,x.fillRect(0,0,2e3,2e3);240-i;x.fillRect(99*i/9,i%9*99,200*C(t/9^i),200*S(t/9+i++)))x.fillStyle=`hsla(${i^t*9},70%,50%,30%`

Apr 13 2019 8:43 AM UTC

}// 140/140

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KilledByAPixel

remix of d/14922 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍆󟝮󟜾󩭩󫍬󤽴󮝬󩜽󫬬󡭠󘼰󜬶󨌬󩭩󫍬󤭥󨽴󚍾󬽣󨝬󩜨󜜬󛜱󚜬󛜵󜌱󛌷󜬱󛌭󝜸󝌩󛍦󫽮󭌽󘬵󩝭󙼢󛍩󟜵󜌻󪜭󛜻󩭩󫍬󥍥󮍴󚌢󧍵󜬶󜌵󘬬󚍩󛼴󛬵󯍆󨌣󩭦󩭠󚜪󝬰󚼲󝜬󪜪󞜹󙜴󝌵󚬭󜜮󜬭󝜲󝼩󚝆󨌣󠼰󜍠󛍦󪝬󫍒󩝣󭌨󪜾󜬦󙬷󜬰󛌭󪜪󜜶󝼬󜭥󜼬󛜸󜼩`.replace(/u../g,'')))

Jan 25 2026 1:48 AM UTC

}// 140/140

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USA 🇺🇸 #flag 🗽

u/ximavus

🙃🙃🙃🙃
u/joeytwiddle

Has anyone done a "divided states" flag yet?

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Tourghool

function u(t) {

for(i=0;i<20;i++){
x.fillStyle=R(S(t)*255,0,0,0.01)
x.fillRect(0,S(t + i)*540+ 540,1920,20) 
x.fillRect(S(t + i)*950 + 950,0,20,1080) 
}

May 19 2018 8:18 AM UTC

}// 136/140

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pavel

remix of d/17103 by u/pavel

function u(t) {

h=n=>n&&x.isPointInPath(X+R*C(n),Y+R*S(n))|h(n-1)
R<169&&!h(99)?x.arc(X,Y,R,0,7,x.moveTo(X+R,Y,R+=8)):(X=t%20*96,Y=X**5%1080,R=2)
x.stroke()

Jan 10 2020 3:32 AM UTC

}// 140/140

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isPointInPath

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keithclark

remix of d/8799 by u/keithclark

function u(t) {

for(c.width=240,Z=5;Z>0;Z-=.1)for(Y=X=-60;X<60;x.fillRect(120+X++/Z*9,45-Y/Z,1/Z*24-Z,99))x.fillStyle=R(Y-=7*C(X*.4^Z+t*6),Z*50-Y,-Y/87<<8)

Jul 3 2018 11:50 PM UTC

}// 139/140

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This one has water - not flat unfortunately. Had to trade off the pseudo-shading to fit the colour change int

u/zanella

OH MY GOD! I stayed out of Dwitter for a couple of days, and suddenly it has become Shader Toy! :)
u/hollo47

This is so good! #landscape
u/sigveseb

with water! #water
u/Cloud

WOOOOOOOOOOOOOOOOOOOOOOOW!!!!
u/rep_movsd

Underrated AF

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KilledByAPixel

remix of d/17675 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`𚁡👴🀹𚐿𬰽𜐺𬰪🐱𛠰𜐊𩡯𬠨𨠽𪐽𜑥𜰻𪐭𛐾𛑢𞱸𛡦𪑬𫁒𩑣𭀨𨠫𪐪𬰫𤰨𭀪𜠩𚠱𞐪𬰬𨐿𜰵𚡴𞠲𞐹𚰲𚡴𚡳𛁳𛁢𚐩𮀮𩡩𫁬𤱴𮑬𩐽𨁨𬱬𚀤𮱡🰲𜐰𞠹𝑽𘀤𮱡🰸𞐺𚁺👩𚡩🁢𚐿𜀺𜰰𯐥𙁻𤰨𭀩𚠹𚰷𚰨𨐿𞐰𛐶𚡴𞡺🱩𚡩🠮𝐿𜀺𤰨𭀪𜐹𚐪𚠸𚠹𞐺𜠰𚑽𙑠`.replace(/u../g,'')))

Feb 24 2020 6:58 PM UTC

}// 140/140

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#road #slowdraw #d3 Play Hue Jumper! http://huejumper.3d2k.com

u/Xen

HueJumper3 on the PS6 tho, somehow viral and the end of humanity, only AI competes live...... aaand back to 2020 xen

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Blacklink

function u(t) {

function d(a,b,s,c){if(s<0)return
x.font=s*99+"px a"
x.fillText(c,a*99,b*99)
}c.width|=0
d(5,8,7,"🌍")
d(9+3*S(t),6+3*S(t),2+4*C(t),"🛰️")

Nov 25 2019 1:26 PM UTC

}// 138/140

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Orbiting Satellite

u/Xen

nice idea

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fons

remix of d/7117 by u/dwardu

function u(t) {

x.drawImage(c,0,0,1920,1080,8+16*S(t/5)**2,t%32,w=1888,h=1048)
x.strokeStyle=R(z=2500*S(15*t)**4,z)
x.strokeRect(16,16,w,h)

Mar 1 2018 2:22 PM UTC

}// 123/140

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function u(t) {

c.width+=0
x.lineWidth=4
for(i=0;i<480;i++){for(p=1,s=0;p<=t%16+1;p+=t%32>16?2:1)s+=S((i/30+4*t)*p)*1/p
x.lineTo(4*i,540-250*s)}x.stroke()

Jan 6 2018 10:08 AM UTC

}// 138/140

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Additive synthesis of sawtooth and square waves