Top 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/20649 by u/pernicious

function u(t) {

for(i=1e3;i--;x.strokeStyle=`hsl(${t*i},99%,36%)`)x.strokeRect(910+i*C(t*i),500+i*S(t*i),99,99);x.drawImage(c,0,0,1920,1080,5,5,1910,1070)

Nov 17 2020 5:27 PM UTC

}// 138/140

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golf and play

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Xen

remix of d/448 by u/iverjo

function u(t) {

t?a=Math.abs:w=c.width=64
for(n=i=2304;i--;x.fillRect(i%w,i/w,1,1))d=a(i%w-32)+a(i/w-19),x.fillStyle=R(n*S(z=d-t*9),n*S(z+1),n*S(z-1),.04)

Oct 26 2020 9:04 PM UTC

}// 138/140

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quick play

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Xen

remix of d/18829 by u/smtsjhr

function u(t) {

for(i=400;i--;x.fillStyle=R(w=i%2*i,i,w,.2))x.fillRect(960+99*C(a=.1*i*t)*(k=1.03**(i-99))-(d=9*k+55*S(t/3)*k)/2,540+99*S(a)*k-d/2,d,d)

Oct 25 2020 4:29 PM UTC

}// 135/140

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quick test

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Xen

remix of d/20310 by u/andrea270872

function u(t) {

x.fillRect(a=t%1*2e3,b=(20*~~t)%1e3,35,99)
x.fillStyle=`hsl(${a^b},70%,50%,.3)`

Oct 20 2020 4:06 PM UTC

}// 79/140

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test and golf

u/Xen

#noloop

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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/2878 by u/Xen

function u(t) {

for(Y=(a=i=99)*t%(X=1e3);--i;x.fillStyle=R(0,a/3))x.fillRect(X+=S(a+=5*Math.random())*Y/29,Y+=C(a)*9,3,3)

Sep 22 2020 7:31 PM UTC

}// 105/140

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more golf and tweak #tree

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Xen

remix of d/19924 by u/masang

function u(t) {

for(c.width|=i=2e3;i--;x.fillStyle=`hsl(${t*i},99%,40%)`)
x.fillRect(i*2+t*t%9,0,1,2e3)

Sep 12 2020 8:27 PM UTC

}// 87/140

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golf and play

u/masang

sugoku sugoi desune! owesome!

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Xen

remix of d/19787 by u/danny@hille.dk

function u(t) {

for(c.width|=i=128;i--;x.lineTo(X+C(X)+C(X)*799+960,Y+S(X)+S(X+Y-t)*499+440))
X=S(x.lineWidth=9+(t/i)%9)*i,Y=C(t/i)*i;x.stroke()

Aug 29 2020 4:59 PM UTC

}// 128/140

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Quick play

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Xen

function u(t) {

t?(x.fillText(a,t*9e2,9),c=a+b,a=b,b=c):(c.width=199,a=b=1)

Jul 9 2020 6:24 PM UTC

}// 59/140

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quick play

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Xen

function u(t) {

x.fillText(x.font="40em TINKS",C(t*9)*19-1.6e3,799+S(t*4)*19)
x.fillStyle=`hsla(${t*99},69%,49%,.03)`

Jul 7 2020 8:21 PM UTC

}// 101/140

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