New #Cavern dweets

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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taupelink

remix of d/18845 by u/taupelink

function u(t) {

for(f=.5,i=d=e=k=1200;i--;x.fillRect(k+d*d*C(e),k+d*d*S(e),f,f))r=55+Math.random(z=150)*z|0,d=r/4+f*C(e),e=r%6.3+d*f*S(e)/r,f=r%2.8+.2/f**.5

May 19 2020 12:25 AM UTC

}// 140/140

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Maybe a #cavern scene

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DataMeta

remix of d/18426 by u/DataMeta

function u(t) {

t?r=(S(t/2)*r+4)%255:r=0
with(x)setTransform(1,0,0,1,860,768),rotate(2.7),fillStyle=R(r,r,r),beginPath(fill()),arc(-r*S(t*18),0,r*5,0,4)

May 12 2020 4:48 PM UTC

}// 136/140

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#cavern

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jellyedwards

remix of d/18731 by u/jellyedwards

function u(t) {

c.width=500;m=250;with(x)for(i=m;i--;fillText(i==1?'🚣':'❤️',m-3*i*(6-S(t)),m+i*3))globalAlpha=1/i,filter=`contrast(`+i%t,
font=i*25+'px a'

May 12 2020 2:39 PM UTC

}// 138/140

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tunnel of love/love #cavern remixed - I did the first one on mobile but looked crap in regular chrome

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jellyedwards

function u(t) {

c.width=600
m=300
for(i=99;i--;x.fillText(i==1?'🚣‍♀️':'♥️',m-i*(14-2*S(t)),m+32))
x.filter=`brightness(${100-i*t%20}%)`,
x.font=i*25+'px a'

May 11 2020 11:38 PM UTC

}// 139/140

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A tunnel of love. I wanted to call it a love #cavern but that sounds like something from urban dictionary :)

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KilledByAPixel

function u(t) {

eval(unescape(escape`𩡯𬠨𪰽𞐶𜀬𪐽𜀻𪐼𪰻𮀮𩡩𫁬𤡥𨱴𚁲👩𚰫🱲𛰨𝐭𫐥𝀩𞠱𩐵𛁲𛁲𚠽𛐲𛁲𚐩𮀮𬱥𭁔𬡡𫡳𩡯𬡭𚀮𛠮𚁭👩𛑴𚡫𛰴𧡫𚐥𜐵🱛𜠬𠰨𫐪𫐩𛰳𛀰𛀱𧐺𦰮𜰬𜠬𛐮𜰬𜡝𛁫𛐨𬠽𜡥𝐯𚁫𛑩𚐩𚡃𚁭𚐪𚀲𚱓𚁭𚐩𛀵𝀰𚱓𚁭𚐪𬠩𛁸𛡦𪑬𫁓𭁹𫁥👒𚁩𛰵𛁩𛰳𛁩𛀮𝰩`.replace(/u../g,'')))

May 10 2020 5:29 PM UTC

}// 140/140

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Icy #Cavern 🧊

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KilledByAPixel

remix of d/18630 by u/KilledByAPixel

function u(t) {

for(k=i=1200;--i;q*m%59||x.fillRect(k-i+r*S(q?m*=m:m),i+C(m)*r,r/=2,r))q=i%2,r=2e5/i,m=i+t*120,x.fillStyle=R(i/6,q?(r/=9,m=i+t*k^k):0,300-i)

May 9 2020 5:10 AM UTC

}// 140/140

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Particle Accelerator ⚡ Redux #uncompressed #cavern

u/dooncee

Should have called it Pixel Accelerator, what a missed opportunity.
u/KilledByAPixel

doh, I'll use that on the next one if I do another!

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KilledByAPixel

remix of d/18657 by u/KilledByAPixel

function u(t) {

for(k=i=960;--i;x.fillRect(k-i+r*S(m)*2,i+C(m)*r,r,r/2))r=2e5/i,x.fillStyle=R(v=S((m=i-t*120)/99)*99+119,v*i/k,i%2?0:m=(r/=9,i+t*400>>5)**5)

May 9 2020 4:28 AM UTC

}// 140/140

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Subway #Cavern 🚇 Redux #uncompressed

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KilledByAPixel

remix of d/18638 by u/KilledByAPixel

function u(t) {

for(k=i=960;--i;x.fillRect(k-i+(r=((m=i+t*k/4|0)%39?1e5:3e4)/i)*C(m)*(2+S(m/89)),340-(d=-S(m))*r,r/=2,(d<.8|d>.81)?r:1e5))x.fillStyle=R(i/4)

May 9 2020 12:37 AM UTC

}// 140/140

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Abandoned #Cavern ⛏️

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KilledByAPixel

remix of d/18639 by u/pavel

function u(t) {

eval(unescape(escape`𩡯𬠨𪰽𪐽𞀵𜀻𛐭𪐻𮀮𩡩𫁬𤡥𨱴𚁫𛑩𚱲𚡃𚁡𚐪𞐬𝀲𜀭𬠪𚁱🐭𤰨𨐩𚐪𝐬𬠪🐴𛀨𬐼𛠷𯁱🠮𝰲𯁥𚐿𬠯𜠺𜑥𝐩𚑥👩𙐲𛁲🐨𜠭𩐯𛠶𚐪𜑥𝀯𪐬𨐽𩐿𚁩𚱴𚡫𛰵🠾𝠩𚠪𝐺𥀽𪐭𜠴𜀪𭀬𮀮𩡩𫁬𤱴𮑬𩐽𨁨𬱬𚀤𮱥🱡𞡩𯐠𙁻𩐪𪰫𞑽𙐠𙁻𤰨𥀯𞐹𚐪𜰵𚰳𝑽𙑠`.replace(/u../g,'')))

May 8 2020 4:31 PM UTC

}// 140/140

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Subway #Cavern 🚇

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rodrigo.siqueira

remix of d/17433 by u/rodrigo.siqueira

function u(t) {

for(i=780;i--;x.fillStyle=R(i/2+Y,Y/2,Y/3))x.fillRect(X=S(r=i**5)*i+i*S(t*7)/5+945-i/2,(Y=C(r**2)*i)+400,Z=i,i)

May 8 2020 3:22 PM UTC

}// 111/140

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Perspective #cavern #d3 #tunnel

u/sigveseb

So cool colors on this one
u/KilledByAPixel

it looks 3d, trippy!

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