Hot dweets by u/ximavus

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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ximavus

function u(t) {

t?onclick=_=>x.lineTo(_.x,_.y):c.width=568
onkeydown=_=>_.key[1]=='n'?x.reset():x.beginPath()
x.stroke()

Jan 25 2026 11:40 AM UTC

}// 104/140

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Vertice drawing

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ximavus

function u(t) {

x.reset()
for(X=96;X--;)for(Y=54;Y--;x.fillStyle=X&Y?'red':'blue')x.fillRect(X*(20+C(t+Y/9)*9),Y*(20+S(t+X/9)*9),30,30)

Jan 21 2026 7:00 PM UTC

}// 119/140

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goodness I did the the waving flag thing!

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ximavus

function u(t) {

for(x.reset(i=1e3);i--;)x.fillRect(960+S(t-i+C(t-i)*3)*960,540+C(t+i+S(t+i)*3)*540,20,20)

Jan 13 2026 8:03 PM UTC

}// 89/140

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Spirals

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ximavus

function u(t) {

c.width=568
t?onmousemove=e=>v.push([e.x,e.y]):v=[onkeydown=k=>v=[]]
for(a of v)x.fillRect(C(t-a[0]/99)*282+282,S(t-a[1]/99)*158+158,3,3)

Jan 9 2026 4:29 PM UTC

}// 137/140

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Animating Projection!

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ximavus

function u(t) {

eval(unescape(escape`𭀿𫱮𫑯𭑳𩑭𫱶𩐽𩐽🡶𛡰𭑳𪀨𦱥𛡸𛁥𛡹𧐩𞡶👛𫱮𪱥𮑤𫱷𫠽𪰽🡻𨰮𭱩𩁴𪁼🐰𞱶👛𧑽𧐊𮠽𧰽🡍𨑴𪀮𬡡𫡤𫱭𚀩𚡔𚁴𚐭𥀨𭀩𛰲𒡣𛡷𪑤𭁨🐵𝠸𒡦𫱲𚁡𘁯𩠠𭠩𮀮𫁩𫡥𥁯𚁡𦰰𧐫👺𚀩𛁡𦰱𧐫👺𚀩𚐊𮀮𩡩𫁬𨁥𭡥𫡯𩁤𨀻`.replace(/u../g,'')))

Dec 30 2025 2:12 PM UTC

}// 128/140

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evenodd dissolve fill (press a key to clear and move mouse to draw)

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ximavus

function u(t) {

for(i=14400;i--;x.fillStyle='hsl('+i%(t*99)+' 100%50%)')x.fillRect(16*(i%120),9*~~(i/120),16,9)

Dec 28 2025 9:48 PM UTC

}// 95/140

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This one looks nice

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ximavus

remix of d/34595 by u/ximavus

function u(t) {

eval(unescape(escape`𫐽𬰽🡸𛡦𪑬𫁓𭁹𫁥👳𒡭𚁒𚀩𚐊𭀿𮀮𩡩𫁬𤡥𨱴𚁸𛡧𫁯𨡡𫁁𫁰𪁡🐮𜐬𜀬𜡥𜰬𜡥𜰩𞡦👛𧐊𫑠𘰰𜁦𩠰𜁠𒡦𛡰𭑳𪀨𦱍𨑴𪀮𬡡𫡤𫱭𚀩𚠲𩐳𛀰𧐩𒡦𫱲𚁩👦𛡬𩑮𩱴𪀻𪐭𛐻𮀮𩡯𫡴🐧𜡣𫐠𨐧𚑸𛡦𪑬𫁔𩑸𭀨𤰨𩡛𪑝𦰰𧐩🠰🰱𞠰𛁦𦱩𧑛𜁝𛁦𦱩𧑛𜑝𚰽𞐩`.replace(/u../g,'')))

Dec 28 2025 9:56 AM UTC

}// 140/140

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Matrix but not from temu this time

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ximavus

remix of d/34636 by u/ximavus

function u(t) {

eval(unescape(escape`𬰽𥀨𭀩𒡺👍𨑴𪀮𬡡𫡤𫱭𒡴🱸𛡲𩑳𩑴𚁯𫡭𫱵𬱥𫑯𭡥👥🐾𭠮𬁵𬱨𚁛𩐮𮀪𜰮𝀬𩐮𮐪𜰮𝁝𚐩𞡶👛𫱮𪱥𮑤𫱷𫠽𪰽🡸𛡲𩑳𩑴𚁶👛𧐩𧐊𮀮𫁩𫡥𥱩𩁴𪀽𜠊𩡯𬠨𨐠𫱦𘁶𚑸𛡬𪑮𩑔𫰨𨑛𜁝𚰽𮠨𚐪𬰭𬰯𜠬𨑛𜑝𚰽𮠨𚐪𬰭𬰯𜠬𞐬𞐩𒡸𛡳𭁲𫱫𩐨𚐊`.replace(/u../g,"")))

Dec 27 2025 3:39 PM UTC

}// 136/140

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Line dissolve!

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ximavus

function u(t) {

F=_=>S(_+Y/X*t*99)*X*9
for(X=120;X--;)for(Y=120;Y--;x.fillStyle=R(F(1),F(2),F(3)))x.fillRect(X*16,Y*9,16,9)

Dec 26 2025 10:58 AM UTC

}// 107/140

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Screen pixels!

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ximavus

function u(t) {

m=b=>x.fillStyle=b
m`red`
for(i=7;i--;)x.fillRect(i>3?0:890,i*166,2e3,80)
for(X=99;X--;m`blue`)for(Y=64;Y--;)X*Y&1?0:x.fillRect(X*9,Y*9,9,9)

Dec 25 2025 5:54 PM UTC

}// 140/140

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USA flag attempt

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