Top dweets by u/KilledByAPixel

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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KilledByAPixel

function u(t) {

f=(s,w)=>(m=(S(i*s/1e3)*199+99)*t%w,m>w/2?w-m:m)
for(i=1e3;--i;)x.fillStyle=`hsla(${i},99%,${f(4,99)}%)`,x.fillRect(f(2,3831),f(5,2151),9,9)

Apr 15 2019 4:24 AM UTC

}// 140/140

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1000 squares #bounce for you.

u/Xen

it gets better the longer you leave it ;)
u/KilledByAPixel

It does descend into chaos eventually but it takes a while.

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KilledByAPixel

remix of d/34034 by u/KilledByAPixel

function u(t) {

w=c.width|=t%=2
for(x.rotate(i=z=95);i--;)x.fillRect(1e3+z*S(t*3.14),(i+t)*z-w,i%2?w:-w,z)

Jun 22 2025 8:37 PM UTC

}// 90/140

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Split Lines Illusion 👀

u/cantelope

not sure i understand the "illusion" part
u/cantelope

nevermind. i looked at the others. looks side-to-side, then up-and-down

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KilledByAPixel

function u(t) {

with(x)for(j=T=-~T;j--;lineWidth=4)for(i=T+1>>1;i<8&&i--;beginPath(stroke()))for(k=T;k--;)arc(T*160-400,180*i-90,65,a=6.28*(k*i+j-T/4)/T,a)

Jun 3 2025 6:31 PM UTC

}// 139/140

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Regular Star Polygons 🔯

u/KilledByAPixel

https://en.wikipedia.org/wiki/Regular_polygon

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KilledByAPixel

remix of d/33572 by u/KilledByAPixel

function u(t) {

x.fillStyle=t&1?'#fff':R()
for(i=40;i--;x.drawImage(c,X=i*55-T,Y=j%2e3-T,T,T,X+.5+S(j*j)|0,Y+j%3,T,T=700))x.fillRect(i,0,j=i**3.3+t|0,1)

Apr 27 2025 4:00 PM UTC

}// 136/140

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Mini Melter

u/joeytwiddle

I feel like I pressed a very wrong button!

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KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝴󙜮󝜼󛬰󜜦󙭦󪝬󫍒󩝣󭌨󝼶󜌬󜼴󜌬󝌰󜌬󝌰󜌬󩭩󫍬󤽴󮝬󩜽󨍨󬽬󚌤󮽦󟝍󨝴󪌮󬭡󫭤󫽭󚌩󚬲󩜳󯜠󞌰󙜤󮽦󙜹󞝽󙝠󚜬󬽡󭭥󚍲󩝳󭍯󬭥󚍢󩝧󪝮󤍡󭍨󚍡󟝦󙜳󜌭󜜵󚜩󚜬󨽬󪝰󚍡󬭣󚌹󝬰󛌵󝌰󛌴󩜳󛍦󛍦󚼳󛬱󝜩󚜬󩍲󨝷󢝭󨝧󩜨󨼬󠼨󩬩󚭡󛍓󚍦󚜪󨜩`.replace(/u../g,'')))

Apr 6 2025 6:27 PM UTC

}// 137/140

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Cut Slide ✂️

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KilledByAPixel

remix of d/26088 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󬬽󬬽󟭍󨝴󪌮󬭡󫭤󫽭󚌩󚭲󯌰󒭸󛭦󫽮󭌽󬬨󞜩󚼧󪝮󘬧󒭸󛭦󪝬󫍓󭍹󫍥󟝒󚍲󚌲󝜵󚜬󬬨󜬵󝜩󛍲󚌲󝜵󚜩󒭡󟝓󭍲󪝮󩼮󩭲󫽭󠽨󨝲󠽯󩍥󚌹󝬰󜜫󬬨󜜲󜼩󚜊󩭯󬬨󪜽󬬨󞜩󞼭󛝩󟬰󞼩󨜫󟝡󒭸󛭲󫽴󨝴󩜨󚍲󚌹󞜩󚜪󣝡󭍨󛭐󢜯󝌩󒭸󛭦󪝬󫍔󩝸󭌨󨜬󬬨󜽥󜼩󛜱󩜳󛍴󚬱󩜳󚜻`.replace(/u../g,'')))

Dec 15 2024 3:59 AM UTC

}// 140/140

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Unicoder �

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KilledByAPixel

function u(t) {

t?t*=60:x.translate(960,540)
for(i=1e3;i--;x.rotate(i?1/170:r*r))x.fillRect(0,r=199+t*60,9,i-r**7%500?9:60)

Dec 15 2024 3:46 AM UTC

}// 107/140

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Circle Maze 🚶‍♂️

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KilledByAPixel

remix of d/32732 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍪󟜰󞽪󟌱󜼻󚼫󪬩󩭯󬬨󨬽󝬶󞽢󛜭󞽢󩝧󪝮󤍡󭍨󚍦󪝬󫌨󨝲󨼨󪜪󞌳󚼸󜌫󡬨󤼩󛍪󚬸󜼫󡬨󠼩󛍪󟼲󜌺󜝥󝌬󜌬󞜩󚜩󚝩󟝢󛼳󯌰󛍫󟝢󙜳󛍦󪝬󫍓󭍹󫍥󟝪󟽫󟽫󟬱󟽒󚌩󞬧󘽦󩭦󙼺󙼣󩬲󜬧󞬧󘼰󞍤󙼬󡬽󩬽󟬨󪼾󜜿󛜵󞬵󚭫󚜪󚌱󛝃󚍴󛼲󚜩󚭦󚍩󛼲󚽪󚜻`.replace(/u../g,'')))

Nov 11 2024 7:09 PM UTC

}// 138/140

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Illusory Motion Animation ⚪🔴⚫

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KilledByAPixel

function u(t) {

for(i=240,t?t=t*60|0:c.width=i;i--;)x.fillRect(i,t,1,S(((i%32-16)**2+(t%32-16)**2<99?(t>>5)*32+i%32:t)**9)**2)

Nov 10 2024 7:20 PM UTC

}// 110/140

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The Coffer Illusion 🧐

u/cantelope

#coffer #cofferillusion
u/cantelope

i have seen this, not sure who made it here
u/fentbiggesthater

same ive seen it too, stolen?, can we get a moderator to check this out✌💕😁
u/KilledByAPixel

i dont think there is a dweet for it, but it is a very well known illusion

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KilledByAPixel

remix of d/32708 by u/tomxor

function u(t) {

for(i=c.width|=0;i--;x.lineTo(960+r*S(a=i/306),540-r*C(a)))p=3.1416,r=400*(d=C(t*p)/2+.5)+400*C(p/=n=t+6>>1)*(1-d)/C(i/960*n%2*p-p)
x.fill()

Nov 9 2024 3:58 PM UTC

}// 140/140

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Evolving Shapes 🔺🟦🟡

dwitter.net | KilledByAPixel (17418)