Dweets awesomed by u/andrea270872

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: #Food

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Space_son

remix of d/18911 by u/smtsjhr

function u(t) {

a= 10
for(i=150;i--;x.fillStyle=R(w=i%2*255,w,w,.8)){d=115*(k=(1.015)**(i));
x.fillRect(960+100*S(i*(.6+.5*S(a))+2*t)*k-d/2,540-d/2,d,d)}

Nov 3 2023 11:27 AM UTC

}// 137/140

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u/andrea270872

groovy baby :)

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rodrigo.siqueira

remix of d/28780 by u/rodrigo.siqueira

function u(t) {

x.fillStyle=R(a=b=t,30)
for(i=5e4;i--;a+=(r=i/b&i%2)*3.7+b*S(a*3+r)/33-a*a/4.4+a*b/18,b=b*.9+C(a*3)/3)x.fillRect(b*2e3-1e3,3e3-a*5e3,.1,t<2)

Oct 31 2023 12:03 PM UTC

}// 140/140

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Green fractal #spiral #plant

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magna

remix of d/28764 by u/magna

function u(t) {

eval(unescape(escape`景爨椽㐰〻椭ⴻ砮晩汬⡮敷⁐慴栲䐨❍〠㉌ㄮ㜠ㅌㄮ㜭ㅌ〭㉌ⴱ⸷ⴱ䰭ㄮ㜠ㅚ✩⤩堽椥㈵ⱙ㵩⼲㕼〬砮獥瑔牡湳景牭⡲㵓⡴⬨堦天⤪㈰ⰰⰰⱲⰨ堪㈫夥㈩⨴〬太㜱⤬砮晩汬却祬攽恨獬⠤筲⬴ぽ‹㤥㔰╠`.replace(/u([^D].)/g,'$1%')))

Oct 31 2023 5:22 AM UTC

}// 139/140

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u/cantelope

looks sweet

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rodrigo.siqueira

remix of d/28757 by u/rodrigo.siqueira

function u(t) {

for(a=b=t,i=8e4;i--;a+=(r=i/b&i%2)*3.4-b*S(a*2.1)/8-a*a/4.21,b=b/1.3-C(a*3))x.fillRect(b*600+1600,2400-a*3000+b*330,.1,t<2)

Oct 30 2023 2:26 PM UTC

}// 123/140

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Fractal dome #spiral

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rodrigo.siqueira

remix of d/28682 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`invert()sepia(`
for(a=b=t,i=5e4;i--;a=(a+(t*i/b&1)+b*S(a))/2,b+=C(a)/2-a*b/9)x.fillRect(3e3*b-2350,3490*a-2e3-a**35*i,.1,1)

Oct 14 2023 12:16 AM UTC

}// 139/140

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Alien Loch Ness

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384.cz

remix of d/28673 by u/384.cz

function u(t) {

c.width|=0
for(i=39;i--;)a="ȍɍɊʊʍˍˊϊύЍЊъэӍӊԉԈۈۇԆӄȅǄȁƂÂAćǈȉȌ".charCodeAt(i),x.lineTo(900+a%16*18,1e3+a/3-t*250%2e3);x.fill()

Oct 12 2023 5:32 AM UTC

}// 125/140

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Black cat across the road

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KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍪󟜰󞽪󟌲󝌻󬽴󬭯󪽥󤽴󮝬󩜽󨍨󬽬󚌤󮼲󝌰󛝪󚬱󜭽󘌹󞌥󙍻󪬫󚼦󙬶󜽽󙝠󛍢󩝧󪝮󤍡󭍨󚍳󭍲󫽫󩜨󚜩󚝦󫽲󚍬󪝮󩝗󪝤󭍨󟝪󟼱󞜺󜽥󜼬󪜽󞜹󞽩󛜭󞽬󪝮󩝃󨝰󟜧󬭯󭝮󩌧󚝬󪝮󩝔󫼨󞜶󜌭󪬪󜬶󚭃󚍡󟝩󛼶󜬪󚌱󚽓󚍪󛼴󛬷󚼲󚭴󚜩󚜬󞌰󜌭󪬪󜬶󚭓󚍡󚜩`.replace(/u../g,'')))

Oct 10 2023 5:25 PM UTC

}// 138/140

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Semi-Circle Wave - inspired by https://www.shadertoy.com/view/cstBzn

u/KilledByAPixel

also https://openprocessing.org/sketch/152169
u/vain

cool remake of the shadertoy version. i really like it.
u/Joachim

Impressive

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384.cz

remix of d/28659 by u/384.cz

function u(t) {

for(i=39;i--;)a="ȍɍɊʊʍˍˊϊύЍЊъэӍӊԉԈۈۇԆӄȅǄȁƂÂAćǈȉȌ".charCodeAt(i),x.lineTo(a,a%16*60);x.fill()

Oct 10 2023 5:25 PM UTC

}// 94/140

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u/tomxor

Woo! I can only see one more improvement, the ;i--; loop condition can be replaced with a="...".charCodeAt(i--), since a will be NaN when i hits -1, and NaN is falsey

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384.cz

function u(t) {

t||(c.width=128)
for(i=599;i--;x.clearRect(i*t%127,i%80,1,1))9>i&&x[f](4+i*9+S(t)*29,20+99*t%20,5,2),x[f='fillRect'](9*i*t%127,i/8,1,.3)

Oct 10 2023 3:16 PM UTC

}// 136/140

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#default #noise

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Agnes

remix of d/11695 by u/Agnes

function u(t) {

for(Q=c.width|=i=9,x.scale(50,50);i--;x.rect(8+2*i+6*S(t),8,1,4));for(x.clip();Q--;x.fillText("👻",S(I=Q+t)+I%38,C(Q)+I%21))x.font="2px A"

Oct 9 2023 9:51 AM UTC

}// 137/140

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Haunted #default #scarymovies

u/Xen

nice!!!
u/andrea270872

Boo! Lovely

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