Hot dweets by u/New_Core

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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New_Core

function u(t) {

c.style.filter='blur(1vw)contrast(9)invert('
for(c.width|=a=i=540;99-i--;x.fillRect(X=960+i*S(i)*Z,Y=a+i*C(i)*Z,Z*30,Z*30))Z=2**T(t/9+i*i)

Jan 15 2021 12:18 AM UTC

}// 138/140

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u/joeytwiddle

#metaballs #starfield
u/New_Core

haha ok X= and Y= is not needed, was leftover from testing something else
u/Qwitter

making snow angels at night
u/tomxor

Somewhere deep in space, a cloud of mysterious undulating blob entities is expanding.

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New_Core

function u(t) {

c.style.filter="blur(4px)contrast(9)"
for(c.width|=i=400;i--;x.fillRect(935+i*S(a=i*i),515+i*C(a),50*S(b=t+i),50*C(b)))x.fillStyle=R(i/7)

Jan 7 2021 10:21 PM UTC

}// 137/140

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u/Xen

love it!
u/danny@hille.dk

👍

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New_Core

function u(t) {

for(c.width|=i=500;i--;x.fillRect(b*S(a=i*(f+1)*~~d%220)+f*9+960,600+b*C(a)+400*C(d),9,9))d=((f=i%9)+t)%3.6,d>3?b=i/T((f+t)/4%.3+1.6):b=0

Jan 1 2021 4:41 PM UTC

}// 137/140

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u/Odog8

Happy new years!!!
u/DataMeta

H A P P Y 2 0 2 1
u/DataMeta

#fireworks

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New_Core

function u(t) {

with(x)for(c.width|=i=9;i--;fill())beginPath(fillStyle=R(255-i*255,255-i*9)),arc(X=960+(80-i*9)*S(t+i/9),Y=i*40+99,50+i*50,1,2),lineTo(X,Y)

Dec 16 2020 7:01 PM UTC

}// 139/140

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this year the Christmas tree has a "star" but no decoration

u/pavel

-4 with(x)for(c.width|=i=9;i--;fill(arc(X,Y,50+i*50,1,2)))beginPath(fillStyle=R(255*!i,255-i*9)),moveTo(X=960+(80-i*9)*S(t+i/9),Y=i*40+99)
u/pavel

-1 255*!i -> !i<<7

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New_Core

remix of d/20988 by u/New_Core

function u(t) {

for(c.width|=f=i=540;i--;x.fillRect(f/2*S(v=i/f*3)*S(w=t+i*19),f/6-i,A=7*S(v)*C(w)+8,A))x.setTransform(a=C(d=S(t)),b=S(d),b,-a,960-d*f,a*f)

Dec 14 2020 11:51 PM UTC

}// 139/140

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a swinging christmas ball

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New_Core

function u(t) {

for(c.width|=f=i=700;i--;x.fillRect(f/2*S(v=i/f)*S(w=t+i),f/2-i,A=7*S(v)*C(w)+9,A))x.setTransform(a=C(t),b=S(t),b,-a,t%5*f-f,f-f*S(t*2%3.1))

Dec 13 2020 8:28 PM UTC

}// 140/140

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SpaceX starships nosecone from sn8 test ;)

u/magna

Too soon

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New_Core

function u(t) {

t?t%2<1.98?0:Z=Z*1.4:Z=.1
for(i=22;i--;x.fillRect(300+b*50,0,C(a+b),182))b=t*60%2,x.setTransform(d=Z*S(a=t/7+i/3.5),e=Z*C(a),e,-d,999,540)

Nov 14 2020 3:55 PM UTC

}// 138/140

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New_Core

function u(t) {

for(i=66;i--;x.fill(x.arc(960+a*S(v=S(t-i/50)+i*1.57),540+a*C(v),a,0,7)))x.beginPath(x.fillStyle=`hsla(${i*4+t*9},99%,40%,.1)`),a=~~(i/4)*50

Nov 11 2020 5:07 PM UTC

}// 140/140

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u/Xen

sexy :-o

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New_Core

function u(t) {

for(w=c.width|=i=2;i--;x.fillText("SYMMETRY",a=w*S(t)-w,940+150*C(t*2.3),3060))x.font="30cm Arial",x.transform(-1,0,0,1,2e3-80+w*2*S(t),0,0)

Nov 9 2020 3:00 PM UTC

}// 140/140

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Reflection #symmetry

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New_Core

remix of d/20460 by u/pavel

function u(t) {

with(x)for(c.width|=i=226;i--;beginPath(fill()),fillStyle=R(T,i),T=(65-65**S(t+i)))for(j=6;j--;)lineTo(T*S(q=j*1.05)+i%38*59,T*C(q)+i%12*99)

Nov 4 2020 7:02 PM UTC

}// 140/140

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well... almost

u/pavel

-12 chars with(x)for(c.width|=i=226;i--;beginPath(fill()),fillStyle=R(T,i))for(j=6;j--;)arc(i%38*59,i%12*99,T=65-65**S(t+i),q=j*1.05+11,q)

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