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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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rodrigo.siqueira

remix of d/17554 by u/rodrigo.siqueira

function u(t) {

for(k=99,c.width=i=-7;++i<9;R=a=>x.lineTo(k+a*k/(z=j-t*5%1),k*S(j+t*5&a|9)/z-50*C(t)+k))for(j=k;x.beginPath(x.stroke()),R(i),--j;R(i+1))R(i)

Feb 11 2020 3:01 PM UTC

}// 140/140

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#wireframe landscape flight simulation #d3 based on u/jylikangas' code

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rodrigo.siqueira

remix of d/17550 by u/jylikangas

function u(t) {

for(k=99,c.width=i=-8;++i<7;R=a=>x.lineTo(k+a*k/(z=j-t*5%1),k+(k*S(j+t*5&a|9)-a**4)/z))for(j=k;x.beginPath(x.stroke()),R(i),--j;R(i+1))R(i)

Feb 10 2020 7:20 PM UTC

}// 139/140

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Simplified version of u/jylikangas' grid mountains (landscape valley) #uncompressed #d3 #wireframe

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rodrigo.siqueira

function u(t) {

c.width+=0
for(i=2000;i--;){
 Z=i/350
 X=C(i/80+t*5)
 Y=S(i/80+t*5)
x.fillRect(
 980+150*(X*C(t/2)-Z*S(t/2)),
 500-Y*150+Z*C(t*.8)*59,
9,9)}

Jan 25 2020 12:16 AM UTC

}// 140/140

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Rotating helix #D3. Simple code (not golfed) for readability and meant to be remixed for other rotating D3 projects.

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KilledByAPixel

remix of d/17235 by u/rodrigo.siqueira

function u(t) {

for(c.width|=i=9;i--;x.fillRect(400+i*99+S(t)*300,400,50,200))c.style=`border:solid;transform:rotate3d(1,5,2,${t*4}rad)scale(${Z=2/t},${Z})`

Jan 19 2020 6:09 AM UTC

}// 140/140

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goodbye #default

u/katkip

#falling #d3

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KilledByAPixel

remix of d/17245 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`𭱩𭁨𚁸𚑦𫱲𚁣𛡷𪑤𭁨👫🐱𝀷𜠬𭁲𨑮𬱬𨑴𩐨𪰯𜠬𜐹𞐩𞱩👫𛐭🠾𜰻𪠿𩡩𫁬𥁥𮁴𚀧𧁵𜠶𝑆𧁵𜠶𝐹𧁵𜠰𜐴𙱛𩠿𜠺𪠥𜡝𛀨𨐾🠴𚐥𜠪𜐰𛐸𜀫𪠪𜠰𛀹𛐡𩠯𛠴𚐺𬱣𨑬𩐨𮠽𜐮𜀳𛁺𚐩𪠽𪰥𞀬𩠽𚁡👩𚱪𚠳𜠫𭀪𝠰𯀰𚐥𜐶𘐽𝡼𨐥𝐬𩡩𫁬𤱴𮑬𩐽𤠨𩠪𜠵𝐩`.replace(/u../g,'')))

Jan 16 2020 5:44 AM UTC

}// 140/140

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Pawns on an Infinite Chessboard ♟♥♙

u/KilledByAPixel

#chess #d3

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KilledByAPixel

function u(t) {

eval(unescape(escape`𭱩𭁨𚁸𚑦𫱲𚁣𛡷𪑤𭁨𯀽𪰽𞐸𛁳𨱡𫁥𚁺🐲𝐵𛀭𪰩𞱫𛐭𞱲𫱴𨑴𩐨𛑴𚐩𭁲𨑮𬱬𨑴𩐨𪰭𞐷🰰𞠳𛁫𛐹𝰿𛠰𝀺𛐸𚐬𬡯𭁡𭁥𚁴👴𙐱𛠵𝰩𛁦𪑬𫀨𫡥𭰠𤁡𭁨𜡄𚁠𫐱𘀱𙁻𙱨𭠧𦱱👫𙐲𧑽𛐲𙁻𙱶𪀧𦱱𧑽𛐲𙁻𪰿𙰧𞠧𪀫𜠧𯑠𛁦𪑬𫁓𭁹𫁥👒𚁺𚡴𚡱𛁺𚠡𪰩𚐩`.replace(/u../g,'')))

Jan 15 2020 10:55 PM UTC

}// 140/140

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Rotating Cube With Lighting #D3 #Cube

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KilledByAPixel

remix of d/17007 by u/KilledByAPixel

function u(t) {

for(c.width|=i=259,x.translate(1e3,99);i--;q='— ',x.fillText(r+q+q+q+q+r,(a>>4)%2*10-65,9))x.scale(z=1.02,z),r=(a=i+t*60|0)%64?'   ':' ♜ '

Jan 15 2020 6:34 PM UTC

}// 138/140

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Chessboard Path #Castle #D3

u/DataMeta

It seems the Queen visited the apothecary :)
u/KilledByAPixel

#chess

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KilledByAPixel

remix of d/17185 by u/KilledByAPixel

function u(t) {

eval(unescape(escape`𭱩𭁨𚁸𚑦𫱲𚁣𛡷𪑤𭁨𯀽𪠽𜡥𜰬𬱣𨑬𩐨𜐹𛀹𚐻𪠭𛐻𨑲𨰨𝐵𛀳𝀫𪠯𜰹𛀲𞐬𨐽𭀫𚁪🠾𝀩𚠱𛠵𝰱𛁡𚐩𪠾𜰰𜀿𫁩𫡥𡁡𬱨𣱦𩡳𩑴🐵𛠲𝐪𪠾🠴𞠰𛁪𙐲🱳𩑴𣁩𫡥𡁡𬱨𚁛𝐬𪠾𜰰𜀿𜐺𝑝𚐺𨡥𩱩𫡐𨑴𪀨𬱴𬡯𪱥𚀩𚐬𬱴𬡯𪱥𤱴𮑬𩐽𤠨𜠰𜀭𪠯𜐹𚐻`.replace(/u../g,'')))

Jan 14 2020 7:21 PM UTC

}// 137/140

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Brick #Castle Wall #d3

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KilledByAPixel

remix of d/17185 by u/KilledByAPixel

function u(t) {

with(x)for(c.width|=j=99,scale(9,5);j--;arc(112,j>60?28+j:99,j>60?60:j,t,7+t))setLineDash(j>80?[79,9]:[j>70|j<60?0:9]),beginPath(stroke())

Jan 13 2020 2:33 AM UTC

}// 138/140

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Round #Castle #D3

u/sigveseb

line dash, clever!
u/katkip

Awesome

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KilledByAPixel

remix of d/17184 by u/KilledByAPixel

function u(t) {

with(x)for(c.width|=j=2e3,scale(9,4);j--;arc(99,99+j/29,79,a=t+(j>>3)/.955,a))j%8?setLineDash(j>1e3?[9,9,j]:[j>300?0:5]):beginPath(stroke())

Jan 12 2020 8:30 PM UTC

}// 140/140

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Tiny #Castle Fort 🏰

u/sigveseb

#d3

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