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

Please log in (or register) to post a dweet (copy-paste the code somewhere safe to save it meanwhile)


    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

show FPS hide FPS share fullscreen

f8f82804

remix of d/12681 by u/f8f82804

function u(t) {

eval(unescape(escape`景爨椽ㅥ㐻椭ⴻ砮灵瑉浡来䑡瑡⠮⸮畛稽椥㉥㍝㴨畛穝籼孮敷⁉浡来䑡瑡⡕楮琸䍬慭灥摁牲慹⹯昨稯㠬〬戽爨⤪㈵㔬㈵㔩ⰱ⤬稬截㑝⤮浡瀨⡶ⱪ⤽㹪㽶⬲ⴴ⩲⠩㩶⤩⥲㵍慴栮牡湤潭`.replace(/u(..)/g,"$1%")))

Mar 7 2019 6:52 PM UTC

}// 127/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

I see a 3x speedup using putImageData over fillRect

u/f8f82804

for(i=1e4;i--;x.putImageData(...u[z=i%2e3]=(u[z]||[new ImageData(Uint8ClampedArray.of(z/8,0,b=r()*255,255),1),z,b*4]).map((v,j)=>j?v+2-4*r():v)))r=Math.random

show FPS hide FPS share 1 remix fullscreen

KilledByAPixel

remix of d/29275 by u/KilledByAPixel

function u(t) {

for(c.width|=i=9;--i;x.lineTo(f(3822),f(2142)))f=w=>(m=i%7.3*99*(i+t)%w)>w/2?w-m:m
x.fill`evenodd`

Jan 8 2024 6:29 PM UTC

}// 98/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

Micro Screensaver 💻

show FPS hide FPS share fullscreen

shalin

remix of d/4716 by u/CliffJonesJr

function u(t) {

c.width+=i=0
for(;i++<100;){x.font=(200+i*6)+'px A'
x.fillText(i<9?'ۺ':i<28?'༆':i<20?'؄':'ڜ',860+22*i*C(a=t*i/8),500+22*i*S(a))}

Jan 25 2018 1:02 AM UTC

}// 128/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

show FPS hide FPS share 1 remix fullscreen

Pascal

function u(t) {

for(c.width|=i=w=1e3;i--;x.lineTo(w+w*(C(i+44/7*(.5+S(t+i/w/9)/2)**9)+C(i/6+t))/z,w/2-w*(S(i)+S(i/6+t))/z))z=S(i)-5
x.stroke()

Mar 4 2021 6:24 PM UTC

}// 126/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

u/Xen

nice!

show FPS hide FPS share fullscreen

trancor

function u(t) {

t%4<.1?n=w=c.width=999:n^=S(t*w)*2+8
x.globalAlpha=.1
for(i=3e3;i>=0;i--)
x.fillRect((C(n+i^~n*t|i)/2+.5)*n%w,k=(S(i*t)*i+t*n)%w,S(n|i)*5,k)

May 8 2018 2:58 AM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

u/DirtyDan

reminds me of Dying light https://i.ytimg.com/vi/U5HaOmyTiYE/maxresdef…
u/trancor

Wow! The art for this game looks amazing. Only ever looked into the zombie crowd actions in the game.

show FPS hide FPS share fullscreen

travistx

function u(t) {

for(c.width=i=1920;i>=0;i-=20)for(j=1080;j>0;j-=20){if(Math.random()>0.5)x.fillRect(i,j,20,20);}

Dec 27 2017 2:07 PM UTC

}// 96/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

u/absulit

noice!
u/iverjo

#noise

show FPS hide FPS share fullscreen

sandromiccoli

remix of d/23837 by u/sandromiccoli

function u(t) {

c.width=2e3;for(i=0;i<100;i++)for(j=0;j<25;j++){o=(C(i*50+2.25)+C(t-j/3))*255;x.fillStyle=R(o,o,o,0.95);x.fillRect(50*i,50*j,s=o/255*40,s)}

Sep 13 2021 12:55 AM UTC

}// 139/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

(○o○)

show FPS hide FPS share fullscreen

baratheon

function u(t) {

for(i=c.width+100;i>0;i--)
x.fillRect(400+i*100+S(t*S(i*t)/360)*300,400*T(t*i/180),50,200),x.fillStyle=R(t*100,S(t*i)/90,78)

Jan 17 2019 9:12 AM UTC

}// 126/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

show FPS hide FPS share 2 remixes fullscreen

katkip

function u(t) {

t||(X=Y=1);X+=S(t)+S(t*2);Y+=C(t)+C(t*2);x.fillRect(560+X*5,540+Y*5,9,9);

Mar 6 2019 1:13 PM UTC

}// 73/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

#cardioid #math

show FPS hide FPS share fullscreen

Daithi

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁼🐰𒡸𛡦𪑬𫁒𩑣𭀨𜀬𜀬𜡥𜰬𜡥𜰩𒡶🐨𭀯𜰮𜐴𛐰𛠳𝑼𜀩𙐲𘀊𮀮𩡩𫁬𤱴𮑬𩐽𨁨𬱬𚀤𮰳𜀫𜠰𜀪𭡽𛀹𜀥𛀵𜀥𚑠𒡦𫱲𚁩🐱𩐴𞱩𛐭𞰩𒡩𩠨𤰨𪐩🠰𛠹𚐊𮀮𩡩𫁬𤡥𨱴𚁓𚁩𚱴𚐪𚁓𚁩𚡩𚐪𜰰𜀩𚰱𩐳𛁓𚁩𚱴𚐪𠰨𪐪𪐩𚠵𜀰𚰵𝀰𛀵𛀵𚐻`.replace(/u../g,'')))

Aug 30 2025 11:24 PM UTC

}// 136/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

Portals