Dweets awesomed by u/Xen

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.

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Current theme challenge: #Food

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wgetch

function u(t) {

x.globalAlpha=.1
for(r=j=i=2e3;i--;x.fillStyle=R(r=(1+S(i/j+t*j*C(t*9)))*(b=128),C(r*S(t))*b,b-r))x.fillRect(i%20+t*j%j,i+S(t*r)*10-40,40,8)

Feb 7 2021 6:07 AM UTC

}// 140/140

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ｗｅａｖｅ

u/DataMeta

save 13bytes by with
u/DataMeta

oops, wet phone screen posted early. so you can add .1 as the fourth channel instead of using globalAlpha: R(r=(1+S(i/j+t*j*C(t*9)))*(b=128),C(r*S(t))*b,b-r,.1)
u/Xen

nice!
u/tomxor

So good! I can almost feel the texture
u/DataMeta

yeah! reminds me of the soft upholstery on coach buses

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New_Core

remix of d/21608 by u/DataMeta

function u(t) {

eval(unescape(escape`𩡯𬠨𨰮𭱩𩁴𪁼👩🐳𞐶𞱩𛐭𞱣𛡳𭁹𫁥𛡦𪑬𭁥𬠽𨁩𫡶𩑲𭀨𨀩𮀮𩡩𫁬𤡥𨱴𚀨𭀪𜐵𚡩𚱩𚡩𚐥𜡥𜰬𪐪𚡩𙐱𩐳𛁶👩𛰱𝠬𭠩𒡸𛡴𬡡𫡳𫁡𭁥𚁴𚠹𞐭𞐹𛀵𜀰𚐊𮀮𬡯𭁡𭁥𚁴𚐊𮀮𩡯𫡴🐧𝡣𫐠𠐧𒡸𛡦𪑬𫁔𩑸𭀨𤱴𬡩𫡧𛡦𬡯𫑃𫱤𩑐𫱩𫡴𚀱𜠹𝀸𝐩𛀭𞐹𛀵𜀩`.replace(/u../g,'')))

Feb 6 2021 4:12 PM UTC

}// 140/140

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Imposter (among us)

u/DataMeta

hehe nice! (of course they got voted off, they're clearly an alien :P )
u/tomxor

:D discrimination!
u/DataMeta

hmm the colors of the figure are flipped on different browsers... one applies the inverted filter to it and the other doesn't? I wonder why
u/katkip

he do be lookin kinda sus

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BuRRak

remix of d/7835 by u/BuRRak

function u(t) {

for(c.width=v=64;v--;)x.fillRect(v,0,(2**v&new Date)>0,99)

Feb 6 2021 1:09 AM UTC

}// 58/140

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binary clock in 58 bytes

u/DataMeta

#binary #clock

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erin

function u(t) {

throw "this text isn't red"

Feb 5 2021 10:20 PM UTC

}// 27/140

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u/danny@hille.dk

Nope - and this sentence is false
u/erin

the text isn't red

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Pascal

function u(t) {

f=(X,Y,n=100)=>Math.abs(X+Y)<3&&n>0?f(X*X-Y*Y-1.41,2*X*Y,--n):n/100
for(i=1080;i--;)x.fillRect(X=t*120,1080-i,2,(1-f(X/9e3+.1,i/9e3)**2)**2)

Feb 5 2021 2:42 PM UTC

}// 140/140

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trees

u/jellyedwards

Very nice! -5 chars (X+Y)**2<9
u/joeytwiddle

(X+Y)**2*n? seems to work, although I don't understand it

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Xen

remix of d/21600 by u/KilledByAPixel

function u(t) {

//for(r=t*9,c.width^=i=2e3;--i;x.fillRect(960+X*r+o*S(i*i),540+Y*r+o*S(i**3),r,r))X=16-i%32,Y=512-i>>5,o=S((X*X-Y*Y)/399-t)*r+r

Feb 4 2021 9:13 PM UTC

}// 127/140

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Commented out remix, is a bit photosensitive but i'm happy with it

u/joeytwiddle

That's a Xen dweet!

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KilledByAPixel

remix of d/21599 by u/KilledByAPixel

function u(t) {

for(r=28,c.width|=i=1025;--i;x.fillRect(960+X*r+o*S(i*i),540+Y*r+o*S(i**3),r,r))X=16-i%32,Y=512-i>>5,o=S((X*X+Y*Y)/399-t*2)*r+r

Feb 4 2021 6:15 PM UTC

}// 127/140

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Get it Together

u/Qwitter

cool wave of order!
u/tomxor

I do need to !
u/aleamb

love it!

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KilledByAPixel

remix of d/21535 by u/KilledByAPixel

function u(t) {

for(r=28,c.width|=i=1025;--i;x.fillRect(960+X*r+o*S(i*i),540+Y*r+o*S(i**3),o=o/2+9,o))X=16-i%32,Y=512-i>>5,o=S((X*X+Y*Y)/99-t*3)*r+r

Feb 4 2021 6:05 PM UTC

}// 132/140

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Order vs Chaos

u/Qwitter

yes!

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DaSpider

remix of d/21578 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`𭀿𜐺𬀽𚁠𙁻𩑶𨑬𚁠𩡯𬠨𨐽𮠽𜡮𚠱𜁮𚠪𝐹𝑮𛁤🐱𫠻𨐪👤𞰩𮠫👡𛰽𩀫𚰫𩁠𚑽𨀩𞰊𭱩𭁨𚁸𚑰𛡳𬁬𪑴𨁠𛡭𨑰𚀨𪀬𪐩🐾𩡩𫁬𥁥𮁴𚁨𛁾𬡯𭁡𭁥𚁩𚰫🱩𚠪🐭𛠵𞠭𭀩𛀭𝀰𛱩𚐬𨰮𭱩𩁴𪁼🐰𛁴𬡡𫡳𫁡𭁥𚀹𝠰𛀵𝀰𚐬𩡯𫡴🐧𝡥𫐠𫑯𫡯𬱰𨑣𩐧𚐻`.replace(/u../g,'')))

Feb 4 2021 5:48 PM UTC

}// 137/140

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Spiral “𝜋” digits

u/DaSpider

#Pi

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smtsjhr

remix of d/21514 by u/smtsjhr

function u(t) {

a=t/2%20|0
c.style.filter='invert()blur(4px)';for(c.width|=i=600;i--;){x.lineTo(1e3+2e3*S(i/(C(i*8)>0?a:a*S(a))+2),500+1e3*S(i))}x.stroke()

Feb 4 2021 12:44 AM UTC

}// 139/140

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