Dweets awesomed by u/RyanFelton

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.

Try the new frontend: beta.dwitter.net
Current theme challenge: #Opposites

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ketolli

function u(t) {

a=1920;x.fillRect(0,0,a,a);for(i=0;i<3300;i++)x.fillStyle=R(-80+i/12),x.fillRect(a/2+C(t/5-i/7)*i/3,a/4+C(t/2-i)*i/4,99-i/40,99-i/40)

Oct 16 2021 3:14 PM UTC

}// 133/140

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Cosmic Horror #ScaryMovies

u/Gamer_Boy66

sick
u/sigveseb

wicked
u/davidsover

rad
u/SockTaters

gnarly

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KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍘󟝴󟽘󚼵󚼨󬼽󛝳󚜺󚍳󨽡󫍥󚍺󟜲󜌬󮬩󛍳󟜱󚜬󪬽󮬻󪬭󛜻󫍩󫭥󥍯󚍘󚼶󚭳󛍙󚜬󫍩󫭥󥍯󚍘󚼸󚭳󛍙󚼴󚜬󥌽󨭥󩽩󫭐󨝴󪌨󬽴󬭯󪽥󚌩󚜩󩭯󬬨󪜽󝼻󪜭󛜻󩭩󫍬󤽴󮝬󩜽󤬨󭼬󥌦󙬱󝌰󚜩󩭩󫍬󚍡󬭣󚍘󛍙󟜸󚭪󚼲󚭳󛍔󟽷󟜴󝬶󞬲󛍡󟜱󜜭󬼪󜜱󚽳󚭩󚭷󛍡󚜩`.replace(/u../g,'')))

Oct 15 2021 9:43 PM UTC

}// 140/140

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The Shining 🚪🪓 #ScaryMovies

u/tomxor

oh yeah!
u/loernz

Awesome!

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KilledByAPixel

remix of d/24073 by u/pavel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍩󟝃󟝴󟽾󠼪󝼦󝜱󜜺󜜶󛍳󭍲󫽫󩝓󭍹󫍥󟜧󬭥󩌧󛍳󭍲󫽫󩜨󚜻󭼽󪜭󛜯󝬻󫍩󫭥󥽩󩍴󪌽󜬵󚝴󟽦󪝬󫍒󩝣󭌨󭌪󝬰󜌭󠼪󥌥󭼬󥌽󜬰󜌫󤼨󭌩󚬲󜌰󚼨󪜥󜬿󪜭󠼺󜌩󛍴󟽷󞭃󛍩󙜲󟼳󞬲󩜳󚜺󨝲󨼨󞜶󜌬󚍱󟝩󟬶󚜿󞌰󜌺󝬶󜌬󪜦󜜿󜜺󜬰󜌬󨜽󚍩󚽱󚜪󛬷󞜬󨜩`.replace(/u../g,'')))

Oct 14 2021 3:16 PM UTC

}// 139/140

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The Blair Witch Project 📹 #ScaryMovies

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danny@hille.dk

function u(t) {

c.width|=0;c.style.filter='blur(1vw)contrast(3)invert(';for(i=64;i--;)for(j=30;j--;)x.fillRect(i*30+j,m=T(t/4+i+S(i-j)),9+m**.4,9+m)

Oct 12 2021 8:37 PM UTC

}// 132/140

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#ScaryMovies Fear of rain

u/magna

Very realistic!
u/rep_movsd

Without invert it looks cool, maybe add color

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ciaccodavide

remix of d/24054 by u/ciaccodavide

function u(t) {

for(m=Math,i=1e4*(t<1);i--;)r=m.random,X=r(),Y=r(),d=m.hypot(j=.5-X,k=.27-Y),x.fillRect(2e3*X,2e3*Y,69-d*345,1);c.style=`margin:${r()}px`

Oct 12 2021 8:45 AM UTC

}// 137/140

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The Ring #ScaryMovies

u/ciaccodavide

maybe I should have used margin:${r()/2}px for a subtler shake

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KilledByAPixel

remix of d/16069 by u/KilledByAPixel

function u(t) {

for(z=j=30;j--;)for(i=-z;i++<z;x.fillRect(i*k+S(k/59)*1e3+S(k/3)*19,k**1.3-159,k,k/9))x.fillStyle=R(q=(k=z+((j+t*9)%z)**1.6)+z*S(i*j),q,255)

Oct 13 2019 6:22 PM UTC

}// 140/140

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River

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KilledByAPixel

function u(t) {

with(x)t?fillStyle=R(t*29,t*9,shadowColor="#000",shadowBlur=29,font=t+'em"',fillText('🎃',S(t*t)*t*3e5%T,9*t*t+99)):fillRect(0,0,T=2e3,T)

Oct 13 2019 5:15 AM UTC

}// 136/140

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Pumpkin Patch

u/KilledByAPixel

#pumpkin

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Irratix

function u(t) {

//EPILEPSY WARNING
for(i=c.width|=0;i-=.5;)x.fillRect(960+500*T(33*i+t/5),540+500*S(24*i+t/7),430,5)

Oct 11 2019 9:50 PM UTC

}// 100/140

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I decided to put the epilepsy warning in a comment for some reason. Just wanted to mess around with a parametric function, drawing as long lines I thought looked kinda trippy.

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username

remix of d/13541 by u/username

function u(t) {

for(_=9;_--;)for($=17;$--;x.fillText(String.fromCodePoint(128e3+_+$+t^0),($-t%1)*120-9,99+_*120))x.font=`8em'`

Oct 11 2019 2:41 PM UTC

}// 110/140

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Emoji Scroll

u/username

finally smooth and only 110 bytes
u/username

and no performance issues

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katkip

remix of d/14831 by u/katkip

function u(t) {

for(c.width|=k=9;k--;)for(j=11;j--;){x.beginPath();for(i=4;i--;)x.fill(x.arc(160*j*1.2+C(i*1.6-t)*89,140*k+S(i*1.6-t)*89*C(j+k-t),0,0,0))}

Jun 29 2019 7:38 AM UTC

}// 138/140

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u/donbright

it would be hard to walk on this floor

dwitter.net | RyanFelton (2097)