Dweets by u/robbyg

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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robbyg

function u(t) {

eval(unescape(escape`󨼮󭽩󩍴󪍼󟜰󛍷󟜶󜌬󮌮󩽬󫽢󨝬󠽯󫝰󫽳󪝴󩝏󬍥󬭡󭍩󫽮󟜢󮍯󬬢󒭦󫽲󚍶󟜱󞌻󥬽󭬭󛜪󭼻󚝦󫽲󚍨󟜳󜬻󢌽󪌭󛜪󭼻󚝻󚍨󚽶󚜥󜬦󙭸󛭦󪝬󫍒󩝣󭌨󢌬󥬬󭼬󭼩󒭸󛭦󪝬󫍒󩝣󭌨󢌫󝜬󥬫󝜬󜜵󛌱󝜩󛍸󛭦󪝬󫍒󩝣󭌨󢌫󝌰󛍖󚼴󜌬󜜵󛌱󝜩󯜻`.replace(/u../g,'')))

Nov 1 2024 2:06 AM UTC

}// 128/140

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Optical illusion I saw somewhere. All the rows and columns are perfectly straight.

u/magna

#opticalillusion

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robbyg

remix of d/29683 by u/lonestar108

function u(t) {

for(i=1e4;i--;x.fillStyle=`hsl(${i/5+t*9},70%,50%)`)x.fillRect(960+i/20*S(i/50+5*t)+S(i/99)*i/9,540+i/20*C(i/50+3*t)+C(i/77)*i/8,3,3)

Mar 25 2024 4:15 AM UTC

}// 133/140

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Golfed. Feels like an early Windows screen saver.

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robbyg

remix of d/22715 by u/robbyg

function u(t) {

x.fillStyle="#39C1";x.fillRect(0,0,2e3,2e3);for(i=6e3,X=Y=Z=0;i--;Z=X)x.clearRect(X=960+(S(Y)-C(X+t))*470,Y=540+(S(Z+Z)-C(Y-t))*260,4,2)

Feb 4 2024 8:53 PM UTC

}// 136/140

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Amorphous.

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robbyg

remix of d/29396 by u/skeletonNatte

function u(t) {

c.width|=0
for(i=22;i--;)for(r=i*25,n=i*5,a=6.28/n,d=i%2||-1;n--;)x.fillRect(S(t+a*n)*r*d+955,C(t+a*n)*r+535,9,9)

Feb 3 2024 7:54 PM UTC

}// 113/140

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Spinning squares for days

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robbyg

remix of d/26572 by u/UEZ

function u(t) {

x.fillRect(i=0,0,h=1920,v=1080);while(i<9999)x.clearRect(h/2*(1+S(++i)+t*(2+S(i*i)))%h,(v/2*(1+S(i**3)+t*S(i**4)))%v,3,3)

Dec 12 2022 6:54 PM UTC

}// 121/140

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#snow #storm golfed down a bit

u/robbyg

115: x.fillRect(i=0,0,h=1920,h);while(i<1e4)x.clearRect(h/2*(1+S(++i)+t*(2+S(i*i)))%h,(h/2*(1+S(i**3)+t*S(i**4)))%h,3,3)
u/Xen

113: i<h ?

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robbyg

remix of d/26241 by u/384.cz

function u(t) {

z=r=>8*Math.random()-4
!t&&(a=Array(99).fill(960),b=[...a].fill(540))
for(c.width+=i=0;99>i++;)x.fillText(i,a[i]+=z(),b[i]+=z())

Oct 5 2022 3:37 PM UTC

}// 128/140

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Decompressed and centered, because I haven't posted in a while and this looked fun. #particle #swarm

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robbyg

remix of d/12078 by u/robbyg

function u(t) {

c.width+=X=Y=Z=0;for(i=3e3;i--;Z=X)x.fillRect(X=960+(S(2*Y)-C(2*X+t))*470,Y=540+(S(4*Z)-C(2*Y-t*3))*260,9,3)

May 5 2021 3:45 PM UTC

}// 108/140

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I hadn't played with an #attractor lately. They really play to my strength of "change random stuff until something neat happens".

u/taupelink

That's my method too!
u/lars-erik

Which way is inside out? 😮🤷‍♂️

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robbyg

remix of d/22586 by u/contone

function u(t) {

for(c.width=i=2e3;i--;x.fillRect(960+S(u=i/63)*900,C(t-u/7)*400+550,20,50))x.fillStyle=`hsl(${i},99%,50%)`

Apr 22 2021 9:18 PM UTC

}// 106/140

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Quick play

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robbyg

remix of d/22367 by u/magna

function u(t) {

c.width|=0;for(i=3e3;i--;x.fillRect(X*30+Y%2*15,Y*30,s,s))X=i&63,Y=i>>6,s=S(t+(X-32)*(Y-18)/99)*20

Apr 6 2021 4:59 PM UTC

}// 98/140

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squares for more speed

u/magna

Centered the squares but then also rotated them by PI/4: d/22373

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robbyg

remix of d/21608 by u/DataMeta

function u(t) {

x.fillRect(a=0,0,z=2e3,z);for(i=w=1e3;i>w/3;a=w/--i)x.clearRect(960+w*S(a*z+t/9),1080*(i+a*t/3)%z,a*3,a*3)

Feb 8 2021 3:59 PM UTC

}// 106/140

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We've had a lot more #snow than stars around here lately.

u/DataMeta

Nice :) I believe this is the shortest dweet of snowfall, well done!
u/danny@hille.dk

not pretty but 90 b =>for(x.fillRect(a=0,0,z=2e3,i=w=1e3);i>w/9;)x.clearRect(2*w*S(--i+t/9),1e3*(a+t)%z,a=w/i,a)

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