Hot dweets 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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Xen

remix of d/20267 by u/yonatan

function u(t) {

c.width|=X=Y=0
for(i=3e3;i--;s=i/59+9,x.fillStyle=R(!x.fillRect(960+(X+=C(d=C((t-i)/73+t*9|0)*88))*s/9,540+(Y+=S(d))*s/9,s,s),s,i,i*i/7e7));

Oct 14 2020 10:44 PM UTC

}// 140/140

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quick play

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Xen

remix of d/20252 by u/linKhehe

function u(t) {

for(c.width=w=255,X=0;X<w*2;X+=5)for(Y=0;Y<w;Y+=3)x.fillStyle=R(s=S(c=(X^Y+t*w)/49)*w,C(c)*w,-s),x.fillRect(X,Y,9,9)

Oct 12 2020 9:01 PM UTC

}// 116/140

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quick play and golf

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Xen

remix of d/8514 by u/napoporitataso

function u(t) {

t?x.font="9em'":x.translate(960,540)
x.fillText(x.fillStyle=`hsl(${t*=t},69%,65%,.2)`,0,!x.rotate(93))
x.drawImage(c,0,.01)

Oct 13 2020 4:51 PM UTC

}// 123/140

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Juggle golfed and messed with

u/Xen

#waitforit

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Xen

remix of d/7254 by u/sawaxon

function u(t) {

with(x)arc((S(t/2)+1)*1e3,(S(t)+1)*400,250+C(t*.7)*199,!beginPath(fillStyle=`hsl(${t*9},99%,${40+C(t)*29}%,.02)`),9),fill(stroke())

Oct 12 2020 9:44 PM UTC

}// 131/140

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had to have a play

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Xen

remix of d/20239 by u/KilledByAPixel

function u(t) {

for(c.width|=i=555;i--;x.arc(z=960+C(i/24-t*9)*59,z-420,(3+S(t)/2)*i,0,9))x.beginPath(x.stroke())

Oct 10 2020 11:16 AM UTC

}// 97/140

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Moiré Ripples2

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Xen

remix of d/11738 by u/katkip

function u(t) {

for(c.width|=i=99;i--;x.arc(960+S(z=t+i/(C(t)*14+19))*9,540+C(z)*9,500-i*i/19.3,0,9))x.beginPath(x.stroke())

Oct 9 2020 6:01 PM UTC

}// 108/140

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play

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Xen

remix of d/19371 by u/danny@hille.dk

function u(t) {

eval(unescape(escape`𭱩𭁨𚁸𚑦𫱲𚁦𪑬𫁓𭁹𫁥👒𚀹𛀰𛀹𛀮𜐩𛁦𪑬𫁒𩑣𭀨𜀬𜀬𭰽𜡥𜰬𪀽𭰩𛁤𬡡𭱉𫑡𩱥𚁣𛀰𛀴𛁷𛁨𛀰𛀰𛁷𛁨𚐬𪐽𞐹𞰭𛑩𞱦𪑬𫁒𩑣𭀨𤰨𪐩𚡳𚰱𩐳𛁃𚁩𚐪𬰫𝐰𜀬𞐬𞐩𚑦𪑬𫁓𭁹𫁥👒𚁳🐱𝰵𚠨𤰨𝐪𪐭𤰨𭀯𜠩𚠲𞐩𚡓𚁴𚐫𜠩𚐻`.replace(/u../g,'')))

Oct 9 2020 5:51 PM UTC

}// 131/140

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quick play and golf

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Xen

remix of d/20192 by u/anotherkitten

function u(t) {

for(i=99;i--;x.fill(x.arc(960+v*S(t*i*5),540+v*C(t*i*5),i+i,0,t)))x.beginPath(v=(t>3?2:19)*i*C(t/2)),x.fillStyle=R(255-i*3,255-i*i,0,.1)

Oct 5 2020 4:48 PM UTC

}// 136/140

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Death Ball

u/MAxSaL

Looks like HAL9000
u/magna

Looks like an eerie glow inside a rock!

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Xen

remix of d/20204 by u/anotherkitten

function u(t) {

for(x.fillRect(i=64,0,2e3,2e3);i--;)for(z=j=33;j--;)T(C(j/3+i/4)+S(i/t/9)+i*9-t*9)>5?x.clearRect(i*z,j*z,z,z):x.fillStyle='#'+frame%99+'001'

Oct 5 2020 7:54 PM UTC

}// 140/140

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Quick play

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Xen

remix of d/20201 by u/Xen

function u(t) {

x.fillRect(940+t*C(t)*9,540+t*S(t)*9,t,t)

Oct 5 2020 6:54 PM UTC

}// 41/140

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spiral test2

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