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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Current theme challenge: #Food

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Xen

remix of d/10900 by u/pavel

function u(t) {

for(c.width|=s=545;s-=5;)for(Q=t/2%1.2,i=17;i--;x.lineTo(1e3+3*s*S(A=(Q*(Q<1)+i-(i>>2))*1.571),540+7/4*s*(C(A)+1-(i&4)/2)));x.stroke()

Nov 9 2018 7:17 PM UTC

}// 134/140

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Fullscreen

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Xen

remix of d/10852 by u/rodrigo.siqueira

function u(t) {

t<5?x.drawImage(c,-92,99,2100,1e3):x.drawImage(c,C(t^t*2),4)
x.font='150px"'
x.fillText('AT A RI',715,99)
x.fillStyle=`hsl(${t*500} 90%50%)`

Nov 5 2018 7:03 PM UTC

}// 140/140

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Atari Demo #waitforit

u/magna

#atari

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Xen

function u(t) {

t?Z=t*8%9:c.width=300
for(i=2e3;i--;x.fillStyle=R(0,t*Y%199))x.fillRect(i%300+S(Y=Z^i)*Z*C(i),59+i/49+C(Y)*Z*t,.1,1)

Nov 6 2018 8:02 PM UTC

}// 116/140

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just a test

u/Xen

#grass

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Xen

remix of d/10835 by u/magna

function u(t) {

t||(a=Array(w=2e3).fill(0))
x.drawImage(c,0,0,w,w,0,5,w,w)
for(i=w;i--;x.fillRect(i,0,1,5))x.fillStyle=`hsl(${a[i]+=i*C(i/299+t)},99%,50%`

Nov 5 2018 3:48 AM UTC

}// 138/140

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u/katkip

#moire

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Xen

remix of d/10867 by u/New_Core

function u(t) {

x.strokeStyle=`hsl(${t*99},70%,30%,.7)`
x.strokeText('🅳🆆🅸🆃🆃🅴🆁',C(t)*9+T(t*t),599+S(t)*9+T(t*99)*4)
x.font='8cm"'

Nov 6 2018 7:19 PM UTC

}// 112/140

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Xen

remix of d/10794 by u/jylikangas

function u(t) {

for(c.width=i=v='-1';i++<9;v+=1)x[f='fillText'](v+"x"+v+"="+v*v,99-i*9,30+i*9),x[f](`🕴️`,X=99-i*7-C(t+i)*9,230-X-S(X)),x[f]('🌴🐪',i**5,64)

Nov 1 2018 11:37 PM UTC

}// 137/140

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tiny tweak to the original

u/BirdsTweetCodersDweet

Niice :D
u/Xen

#landscape

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Xen

remix of d/10830 by u/magna

function u(t) {

for(j=60;j--;)for(i=67;i--;x.fillRect(i*29,j*19,29,9+n))f=i+t*99,n=T(0|(f^j)/(t+6)),x.fillStyle=`hsl(${n*f+i*9},99%,${n*9%50}%)`

Nov 4 2018 2:38 PM UTC

}// 128/140

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Xen

remix of d/637 by u/iverjo

function u(t) {

//for(c.width|=i=66;i--;x.stroke())d=(i+t*t)%66,I=C(d*.4)>0?1:0,x.beginPath(x.lineWidth=17),x.arc(1e3,540,I?d*22:1394-d*22,0,7)

Nov 2 2018 5:34 PM UTC

}// 127/140

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Extreme seizure warning, please please be careful!

u/anotherkitten

man this really messes with the eyes

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Xen

function u(t) {

99*t%9<4?x.fillStyle=R(0,0,225-Z,.5):x.fillRect(900+C(Z=t*19)*Z,500+S(Z)*Z,Z/5,Z/5)

Nov 1 2018 9:06 PM UTC

}// 83/140

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Xen

function u(t) {

x.beginPath(x.fillStyle=`hsla(${t*99},90%,50%,.01)`),x.fill(x.arc(1e3,500,600+C(t)*500,t*3,-t))

Nov 1 2018 8:45 PM UTC

}// 95/140

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