Dweets awesomed by u/13thptr

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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tomxor

remix of d/27317 by u/tomxor

function u(t) {

eval(unescape(escape`𩠽𬠽🡈𚁈𚁃𚁲𚐪𦐭𤰨𬠩𚡚𛁘𚐭𛠳𛁃𚁲𚐪𦠫𤰨𬠩𚡙𚐾𛠱𞱦𫱲𚁈👍𨑴𪀮𪁹𬁯𭀬𨰮𭱩𩁴𪀽𬀽𭰽𜐲𞀻𬀼𜑥𝀻𤠼𜐲𙡦𚀫𚱵𙐶𚱴𚐿𤠯🐮𞐶𞡸𛡦𪑬𫁒𩑣𭀨𬀥𭰬𬀫𚰯𭰬𤠯𞀬𤠽𭐽𜐩𚑘👰𛰶𝀥𜠭𜠫𭐥𝠯𜠮𝐬𦐽𬀯𞁥𜰭𛠶𛁚👒𛰸𛐮𝐻`.replace(/u../g,'')))

Apr 2 2023 11:48 AM UTC

}// 133/140

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Linked Toroids #sdf #chain

Show more comments…
u/magna

!!!!!!!
u/Joachim

Woooooow
u/vain

Just wow! Seems you are using the undocumented and hidden Init3DEngine() function ;-)
u/13thptr

What magna said.
u/deobfuscate

Wait, they're just torus?
u/deobfuscate

(pretend this isnt me): always has been :gun:
u/jdspugh

Amazing

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tomxor

remix of d/27290 by u/vgel

function u(t) {

eval(unescape(escape`𩡯𬠨𢀽𣑡𭁨𛡨𮑰𫱴𛁣𛡷𪑤𭁨👰👷🐱𜠸𞱰🀱𩐴𞱒🀱𜠦𢀨𢀨𠰨𭀩𚡘𛑓𚁴𚐪𦠬𦐩𛐮𜰬𠰨𭀩𚡚𚱓𚁴𚐪𦀩🠮𜐵🱒𛰽𛠹𞡸𛡦𪑬𫁒𩑣𭀨𬀥𭰬𬀫𚰯𭰬𤠯𞀬𤠽𜐩𚑘👰𛰶𝀥𜠭𜐬𦐽𬀯𞁥𜰭𛠶𛁚👒𛰸𛐮𝐻`.replace(/u../g,'')))

Apr 1 2023 2:06 PM UTC

}// 120/140

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Torus #sdf 153 Bytes

u/tomxor

13 chars over, this has been squeezed pretty hard, I don't think it's going to fit into 140.
u/magna

donut underestimate yourself
u/tomxor

😂 🥁

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KilledByAPixel

remix of d/22894 by u/KilledByAPixel

function u(t) {

for(c.width=j=w=64,i=2e5;i--;)(j%w/32*T-T^t+w+T*j/2e3^T)%7?T+=.1:x.fillRect(j%w,j/w,9/T,T=1,++j)

May 30 2021 11:40 PM UTC

}// 96/140

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Sub 100 byte voxel raycasting!

u/tomxor

🤯 took a while to click: pixels and marching in a single for loop! + entire ray calculation inside the fractal (due to orthogonal camera rotation)
u/tomxor

-6 chars for(c.width=j=w=64;j<3e3;)(j%w/32*T-T^t+w+T*j/2e3^T)%7?T+=.1:x.fillRect(j%w,++j/w,9/T,T=1)
u/tomxor

#raymarching

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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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KilledByAPixel

remix of d/22883 by u/tomxor

function u(t) {

for(c.width=w=64,a=S(t),p=3e3;B=p--/1e3;x.fillRect(p%w,p/w,2-7/T,T=1))for(A=p%w/32-1;(9-T*A-T*a^t*9+w+T*B|6-T*A*a+T)%15>1;T+=.1);

May 28 2021 10:49 PM UTC

}// 129/140

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Voxel Descent ⛏️

u/KilledByAPixel

More golfed... for(c.width=w=64,p=3e3;p--;x.fillRect(p%w,p/w,2-7/T,T=1))for(A=p%w/32-1;(9-T*A-T*R^t*9+w+T*p/1e3^6-T*A*R+T)&3;T+=.1)R=S(t)
u/tomxor

#raymarching

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KilledByAPixel

remix of d/22883 by u/tomxor

function u(t) {

t?t*=180:X=Y=Z=R=8
for(a=S(R),b=C(R),p=2e3;p--;x.fillRect(p,t,2-8/T,T=3))for(A=p/1e3-1,B=t/800;(X-T*a^Y+T*B^Z+T*(A*b-A*a-b))%15>1;T+=T/99);

May 28 2021 5:33 PM UTC

}// 139/140

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Dweetcraft HD Render ⛏️

Show more comments…
u/KilledByAPixel

I just now realize the t? part isnt necessary
u/taupelink

whoa
u/KilledByAPixel

More golfed: for(a=S(8),b=C(8),p=2e3;p--;x.fillRect(p,t*480,2-8/d,8))for(d=3;(8-d*a^8+d*t^8+d*((p/1e3-1)*(b-a)-b))%15>1;d+=d/99);
u/Toby

what is this sorcery?!
u/rep_movsd

Even this dweet got 100x faster
u/tomxor

#raymarching

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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

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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/22754 by u/rodrigo.siqueira

function u(t) {

for(x.drawImage(c,4,i=0);i<1e3;x.fillRect(0,i++?z?t**5%3e3:i+C(t+i/99+S(t/7+i/37))*99:0,4,z?1:1e3,x.fillStyle=R(z+=i/3,z/2,z/3)))z=(i<500)*i

May 13 2021 11:20 PM UTC

}// 140/140

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Mars Surface 👩‍🚀

u/KilledByAPixel

#mars #space
u/taupelink

cool!
u/Polyducks

Very scenic!
u/Xen

love it!
u/DataMeta

really neat #landscape

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KilledByAPixel

remix of d/22756 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`󭽩󭍨󚍸󚝦󫽲󚍣󛭷󪝤󭍨󯌽󪜽󝌬󬽣󨝬󩜨󞌹󛌷󝌩󛍌😨󬬬󨜽󜜩😾󫍩󫭥󥍯󚍘󚼽󬬪󠼨󨜩󛍙󚼽󬬪󤼨󨜩󚜻󪜭󛜻󨭥󩽩󫭐󨝴󪌨󬽴󬭯󪽥󚌩󚜩󬜽󪜼󜬬󦜽󤼨󭌩󛍌󚍘😴󚜬󣌨󘝌󚍲😳󛝱󛌨󣌨󬜿󜼺󝬩󛌡󣌨󬬬󨜽󠼨󨬽󭌫󜼪󪜩󛼲󛝱󚬨󪜿󝼺󝌩󚜫󠼨󨬭󜬩󚜪󚌮󝬭󪜪󬜩󚽡󚜬󨜩`.replace(/u../g,'')))

May 13 2021 7:42 PM UTC

}// 140/140

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Free Falling 🪂

u/BriSeven

Saul Bass-ic
u/katkip

underwater

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rep_movsd

function u(t) {

eval(unescape(escape`𭱩𭁨𚁸𚑦𫱲𚁲𩑳𩑴𥁲𨑮𬱦𫱲𫐨𩡩𫁬𤱴𮑬𩐽𨁨𬱬𚀤𮱴𚠹𝰥𜰶𜁽𛀹𞐥𛀵𜀥𛀮𜀵𚑠𚐬𭁲𨑮𬱬𨑴𩐨𞐶𜀬𝐴𜀩𛁍🐲𜀰𚡍𨑴𪀮𬡡𫡤𫱭𚀩𛁡🐱𜠻𨐭𛐻𩡩𫁬𤡥𨱴𚁍𛁍𛁍𛁍𚐬𬡯𭁡𭁥𚀮𝐲𜰩𚐻`.replace(/u../g,'')))

Nov 15 2020 4:05 PM UTC

}// 117/140

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Mandala #symmetry

u/tomxor

🍄
u/smtsjhr

v pretty

dwitter.net | 13thptr (20383)