Dweets awesomed by u/metamero

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: #ScaryMovies

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KilledByAPixel

function u(t) {

for(w=c.width&=i=10368;i--;S[i]=S[i]+C[i]/4||0)x.fillRect(i%w,i/w,1,C[i]=T(i*i*t)>1e5?9:C[i]*.9-(4*S[i]-S[i-1]-S[i+1]-S[i-w]-S[i+w])/5||0)

May 30 2021 9:39 PM UTC

}// 138/140

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Water Ripples 💧

u/aleamb

#water
u/KilledByAPixel

more golfed... for(w=c.width&=i=10368,R=R-1?1:w;i--;S[i]=S[i]+C[i]/4||0)x.fillRect(i%w,i/w,1,C[i]=T(i*t)>5e4?9:C[i]*.9-(2*S[i]-S[i-R]-S[i+R])/3||0)
u/tomxor

#automata (von-neuman outer-totalistic r=1)
u/KilledByAPixel

another byte saved... for(w=c.width&=i=10368,R=R-1?1:w;i--;S[i]=S[i]+v/4||0)x.fillRect(i%w,i/w,1,v=C[i]=T(i*t)>5e4?9:C[i]*.9-(2*S[i]-S[i-R]-S[i+R])/3||0)
u/vain

cool 2d water drop fx

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KilledByAPixel

remix of d/2337 by u/codeslaw

function u(t) {

for(i=213;i--;)t?x.fillText([...'🟨🟧🟥⬜⬛🟦🟩🟪🟫'][(t*60+d%1e6|i)%9],i*9,t*540):d=Date.now()

May 30 2021 9:31 PM UTC

}// 86/140

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Sierpinski Tapestry Generator 🧶

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tomxor

remix of d/20405 by u/tomxor

function u(t) {

eval(unescape(escape`𭀿𨰮𭱩𩁴𪀽𭰽𝠴𞡘👙👚👒🐵𞱦𫱲𚁡👓𚁒𚐬𨠽𠰨𤠩𛁰🐳𩐳𞱰𛐭𞱘𛐽𪰪𨐬𦠭👫𚡢𛁙𚰽𪰪𠠬𤠭👫𚡁𛁸𛡦𪑬𫁒𩑣𭀨𬀥𭰬𬀯𭰬𜐬𜠭𝀯𩀩𚑦𫱲𚁁👰𙑷𛰳𜠭𜐬𠠽𬀯𜑥𜰬𩀽𜐻𚁘𚱤𚡁𚡢𛑤𚡡𧡙𚱤𚡂𧡚𛑤𚡁𚡡𛑤𚡢𚐥𜐵🠱𞱤𚰽𛠱𚑫🐱𩐭𝀭𜱥𛐴𛱤𛱤`.replace(/u../g,'')))

May 28 2021 12:53 AM UTC

}// 140/140

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Descending a #minecraft cave

Show more comments…
u/tomxor

Significantly faster in Firefox! #raymarching
u/tomxor

Seriously, it's like 30x faster, this is going to be my test case for fixing Dwitter perf
u/KilledByAPixel

Wow! 🤯 Runs great in capjs ;) Though I did need to disable loop protect to get the full render.
u/DataMeta

this is insane
u/Xen

love it!
u/yonatan

you've outdone yourself!
u/13thptr

Speechless.
u/rep_movsd

I cant even!
u/rodrigo.siqueira

As @aemkei said: "This piece is insane!" https://twitter.com/aemkei/status/1398235717…
u/DaSpider

Wait. What?
u/tomxor

Woooo perf fixes are merged! :D Big shout out to u/LionLeaf and u/KilledByAPixel for working through this with me. Keep an eye out for issues and let us know on discord if you spot any regressions.
u/jellyedwards

That's incredible!
u/donbright

:o

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KilledByAPixel

remix of d/22668 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`𩡯𬠨𪐽𨰮𭱩𩁴𪁼🐰𛁴🱸𛡦𪑬𫁒𩑣𭀨𦀫👁𚠽𡠨𦀫👁𚐬𦐫👂𚠽𡠨𦐫👂𚐬𞐬𞐩𞠨𦠽𜰴𛁅🐶𜀬𦀽𞀶𜀬𦐽𝰰𜀬𠐽𝐬𠠽𜰩𞱩𛐭𞱸𛡦𪑬𫁒𩑣𭀨𪐥𡐪𦠬𚁩𛱅𯀰𚐪𦠬𭀿𘑵𦱩𧐪𦠺𭑛𪑝🐡𚁩𙑅𙡩𛱅𚐬𦠩𚑆👟🐾𭑛𡰽𚁘𛱚𯀰𚐫𚁙𛱚𯀰𚐪𡑝🐭𘑵𦱇𧑼𜐻`.replace(/u../g,'')))

Apr 30 2021 11:00 PM UTC

}// 139/140

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Breakinski #sierpinski #breakout

u/Nascretis

That is really cool, as always!
u/KilledByAPixel

Thank you. ✌️😊

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rodrigo.siqueira

remix of d/19335 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`sepia(`
for(i=5e3;i--;f(960,540,260,t*i))f=(X,Y,s,r)=>s>1?f(X+s*S(r),Y+s*C(r),s/2,S(i+t)*3-r*2):x.fillRect(X*1,Y,t<3,.7)

Mar 5 2021 1:00 PM UTC

}// 136/140

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Broken disk #fracture

u/kimeiga

holy

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tomxor

remix of d/21533 by u/New_Core

function u(t) {

for(c.width&=i=6272;i--;x.fillRect(40+X/2+X/48*C(X/8-Y/8-t*7),8+Y/2+X/6+X/12*S(X/16-t*3),2,i?X/36-1.3|Y/10-3|X+1&4?.06:.36:63))X=i%98,Y=i/98

Feb 1 2021 5:00 PM UTC

}// 140/140

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#default #flag

Show more comments…
u/ciaccodavide

nice!
u/Xen

swish
u/erin

why do I always start dwitter movements
u/erin

first it was me reviving filters, now it's flags
u/tomxor

Maybe the theme of the month should be a person... this month it's erin :P
u/danny@hille.dk

I like this a bunch
u/KilledByAPixel

nice!
u/jellyedwards

Amazing
u/magna

Yes!
u/neimad

how?????
u/aleamb

wow!!
u/Qwitter

antastic!
u/Qwitter

*Fantastic!
u/joeytwiddle

Beauty
u/joeytwiddle

Firefox users: If it's too dark, change ,2, to ,.2,

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Qwitter

remix of d/21487 by u/Qwitter

function u(t) {

eval(unescape(escape`𨴮𬵴𮕬𩔮𩥩𫅴𩕲🔢𪕮𭥥𬥴𚄢𞵷🕣𛥷𪕤𭅨🔱𞔲𜄻𮄮𩥩𫅬𤵴𮕬𩔽𘤣𜅆𡤢𞵎🔱𜤸𞵦𫵲𚅪🔹𜤱𝤻𪤭𛔻𚔨𦄽𚅪𙕎𚔪𭴯𣤬𦔽𚄨𪤯𣤩𧤰𚔪𭴯𣤬𮄮𩥩𫅬𤥥𨵴𚅘𛅙𛄹𚥓𚅍𨕴𪄮𪅹𬅯𭄨𦄭𞔶𜄬𦔭𝔴𜄩𛴳𜴭𞔪𭄩𚴵𚥃𚅘𛴶𝤭𜔸𚥴𚔬𞔩𚔊`.replace(/u../g,'')))

Jan 28 2021 5:21 PM UTC

}// 133/140

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They are.

Show more comments…
u/danny@hille.dk

Nice!
u/Xen

love you!
u/Qwitter

:)
u/magna

Lovely style!
u/smtsjhr

i am also in love ok.
u/Qwitter

:) :)

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Xen

function u(t) {

c.style.filter=`blur(9px)contrast(3)invert(.9)`
for(c.width|=i=99;i--;)x.fillRect(1e3+C(t*i)*1e3,540+S(t*t+i)*499,i+T(i),i)

Jan 28 2021 1:58 PM UTC

}// 123/140

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just a test

u/danny@hille.dk

It's a blizzard
u/rep_movsd

Try slowing it down with t/=99 and see

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rodrigo.siqueira

remix of d/21470 by u/rodrigo.siqueira

function u(t) {

f=(X,Y,n=120)=>T(S(X+Y/5)*5+S(n*X))<9?f(X*X-Y*Y,2*X*Y+.7,n-2):n
for(var i=1921;i--;){
 x.fillRect(i,t*120,.5-f(i/4e4-.45,t/300+.205)/40,2)
}

Jan 28 2021 1:36 PM UTC

}// 140/140

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The thorns have grown (from previous dweet). Branches noir #forest

u/katkip

WOW

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Qwitter

function u(t) {

w=c.width=1920;N=128;for(j=9216;j--;){X=(j%N)*15;Y=((j/N)^0)*15;x.fillRect(X+40*C(X/120+C(t/3)*Y/99-9*t),Y+40*S(X/120-7*t),9,9);}

Jan 28 2021 2:55 AM UTC

}// 129/140

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u/Xen

nicely done

dwitter.net | metamero (18099)