New #Stars dweets

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.

Try the new frontend: beta.dwitter.net
Current theme challenge: #ScaryMovies

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rodrigo.siqueira

remix of d/21290 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`sepia()invert(`
X=A=Y=C(t*9)**2-1
for(i=2e3;i--;x.fillRect(C(X+t)*960+960,C(Y+t)*540+540,1.5,1))
X=X*X-Y*Y+(Y=2*Y*X+A,A)

Jan 16 2021 4:24 PM UTC

}// 136/140

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A better night shot of the Milky Way (view of Andromeda) #stars

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rodrigo.siqueira

remix of d/21285 by u/pserafini

function u(t) {

c.style.filter=`sepia()invert(`
X=A=Y=C(t*9)*2-1
for(i=2e3;i--;x.fillRect(C(X+t)*960+960,C(Y+t)*540+540,1.5,1))
X=X*X-Y*Y+(Y=2*Y*X+A,A)

Jan 16 2021 4:20 PM UTC

}// 135/140

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Milky way with neighboring galaxies (night photography, long exposure) #stars

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rodrigo.siqueira

remix of d/20961 by u/cantelope

function u(t) {

for(x.fillRect(0,0,i=2e3,i);i--;x.clearRect(960+Y/(Z=d+8)*(h=540),h+X/Z*h+i/9,6,X))X=S(i)*(G=T(q=i/45))-1,Y=S((Z=q*9)+t)*(d=T(Z*9))

Dec 12 2020 12:11 AM UTC

}// 131/140

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Aligning the stars (cosmic axis) #stars

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rodrigo.siqueira

remix of d/20575 by u/geb

function u(t) {

for(i=5e3,c.width|=f=g=>99*(T(i+t/5))*g(i*i);i--;)x.strokeRect(960+f(C),540+f(S),s=5*S(i/1e3),s)

Nov 13 2020 1:20 PM UTC

}// 96/140

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Use fullscreen for dizzying effect. #stars

u/donbright

heh that really is weird in fullscreen
u/magna

I got dizzy and can't get out of fullscreen HALP!

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ciaccodavide

function u(t) {

c.width|=0
𖤉.push(Math.random()*9)
for(𖣔=108;𖣔--;)x.fill(P=new Path2D,P.arc(t*96*𖤉[𖣔]%2e3,𖣔*10,𖤉[𖣔],0,7)),c.style.filter='invert(1)'}{𖤉=[]

Oct 29 2020 4:25 PM UTC

}// 138/140

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Side Starfield

u/ciaccodavide

#starfield #star #stars

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pavel

remix of d/16909 by u/rodrigo.siqueira

function u(t) {

for(x.fillRect(x.globalAlpha=.1,0,i=2e3,i);r=--i*S(t/3);x.clearRect(960+r*S(a)*C(i)/z,540-r*S(i)/z,s=z>0&&6/z,s))z=1+r/2e3*C(a=i*i+t/9)*C(i)

Dec 19 2019 11:08 PM UTC

}// 140/140

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#stars #explosion

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rodrigo.siqueira

remix of d/16903 by u/pavel

function u(t) {

for(x.fillRect(N=0,0,i=2e3,i),v=540;Y=S(b=--i**3);x.clearRect(960+v*X/d,v-v*Y/d,Z*=5,Z))Y/=Z=1+C(++N)*C(b),X=S(N)*C(b)/Z,d=X*X+Y*Y+T(t)

Dec 19 2019 7:37 PM UTC

}// 135/140

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Big Bang and Big Crunch. Black hole explosion, universe formation. #stars #explosion

u/katkip

Awesome!

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katkip

function u(t) {

if(!t)x.translate(q=960,99);x.fillStyle='#fff1';for(i=2345;i--;c.style.background='#102')x.fillRect(S(i*i)*q,i*1.1*C(i),4,4);x.rotate(t/q)

Oct 16 2019 12:15 PM UTC

}// 138/140

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Stars aren't moving. Earth is moving #space #stars #star

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New_Core

function u(t) {

for(c.width|=j=24;j--;){x.beginPath()
for(i=5;i--;)x.lineTo(99*C(b=j+t/2)*S(a=i*2.52+t)+700*S(b)+960,540+99*S(b)*C(a)+99/C(b))
x.fill()
}

Jul 9 2019 6:02 PM UTC

}// 137/140

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u/13thptr

#stars

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katkip

function u(t) {

c.style.background=R();for(i=399;i--;)s=2+S(t-i*7)/7e2,x.fillStyle=R(i/t,s/i,i),x.fillRect(960+S(i*s+7+t*2)*i*2/t,540+C(i*s+5+t*2)*i/t,s,s)

Jun 1 2019 6:55 AM UTC

}// 139/140

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Astral center #galaxy #space #stars

dwitter.net | #Stars