Dweets by u/bandaloo

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: #Opposites

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bandaloo

function u(t) {

i=~~(t*9);i%45?0:c.width|=0;s=(i%3?'':'Fizz')+(i%5?'':'Buzz');x.fillStyle=R(!s*256);x.font=`99px'`;x.fillText(s?s:i,~~(i/9)%5*400,i%9*99+99)

May 21 2020 3:31 AM UTC

}// 140/140

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FizzBuzz

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bandaloo

remix of d/18707 by u/bandaloo

function u(t) {

i=(t*60)%480;for(j=270;j--;)x.fillStyle=R(x.fillRect(i*4,j*4,4,4),(i&j)*t/4)

May 10 2020 6:01 AM UTC

}// 76/140

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resolving sierpinksi #waitforit

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bandaloo

function u(t) {

i=t*60;for(j=270;j--;)x.fillStyle=R((i&j)*i/4,x.fillRect(i*4,j*4,4,4))

May 10 2020 5:55 AM UTC

}// 70/140

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derezzing sierpinski

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bandaloo

remix of d/13300 by u/bandaloo

function u(t) {

c.width|=0;for(i=1952;i-=32;x.fillStyle=R((1+C(i))/2*255,0,155))for(j=3;j--;)x.fillRect(i+j,536+C(i+j+t)*50,32,8)

May 5 2020 2:18 AM UTC

}// 113/140

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golfed version of my first dweet

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bandaloo

remix of d/13300 by u/bandaloo

function u(t) {

c.width|=d=_=>{x.fillRect(i+j,536+C(i+j+t)*_,32,2e3/_)};for(i=1952;i-=32;x.fillStyle=R(i/9,99))for(j=3;j--;d(3e2))d(90)

Feb 16 2020 9:42 PM UTC

}// 119/140

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autumn helices

u/bandaloo

golfed and remixed version of the first dweet i ever made

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bandaloo

function u(t) {

x.font=`174px'`;x.fillStyle=R(x.fillText((C()+" "+{}.z+" "+1/0+" "+typeof{}).toLowerCase(),-85,t**18),t**14)

Feb 12 2020 12:51 AM UTC

}// 108/140

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(n)an undefined infinity object

u/bandaloo

i'm sure somebody else can be more clever about this. still not shorter than the string "an undefined infinity object" but that's not really the point
u/pavel

You can do [C(),''+u.z,1/0,typeof{}].join` ` to save two chars

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bandaloo

function u(t) {

x.fillStyle=`hsl(${t*99} 50%50%)`
x.font=`${t**2*20}px Arial`
x.fillText(Math.floor(t),0,1e3)

Feb 7 2020 5:35 AM UTC

}// 93/140

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growing numbers #growth

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bandaloo

function u(t) {

d=2e3
if (t<1) x.fillRect(0,0,d,t*d)
else {x.fillText(t,(Math.floor(t)*99)%d-99,(t*d)%d)
x.fillStyle=R(0,1e3)}

Feb 7 2020 5:19 AM UTC

}// 110/140

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readout

u/Xen

nice

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bandaloo

function u(t) {

c.width|=0;for(i=1896;i-=24;)for(j=1056;j-=24;)x.fillStyle=R(6*(s=6*(4+C(t*6)+C(C(t)*i/99+t)+S(S(t)*j/99+t))),0,s+i/9),x.fillRect(i,j,s,s)

Apr 24 2019 4:13 AM UTC

}// 138/140

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bandaloo

remix of d/13342 by u/Xen

function u(t) {

for(i=200;i--;x.beginPath(x.fill(x.arc(960+d*9*C(i+t)*i,540+d*9*S(i+t)*i,i,0,7))))d=C(S(t/99)*i),x.fillStyle=`hsl(${i},99%,50%,50%)`

Apr 21 2019 11:59 PM UTC

}// 132/140

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changed to hsl and saved some bytes (don't know if it looks any better)

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