Random dweets | Dwitter

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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sdaft

function u(t) {

t*=100
w=c.width,h=c.height
x.fillRect(t*100%w, h/2+0+1000*S(t)%w, 10*S(t/10), 10*S(t/10))

Oct 21 2023 10:20 PM UTC

}// 90/140

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first dweet

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lewdev

remix of d/28321 by u/lewdev

function u(t) {

t?c.width=80:(u=d=l=r=0,X=Y=9);onkeydown=onkeyup=e=>this['lld*rlurdu'[e.which%32%17]]=e.type[5];x.fillText('⚽',X+=l?-1:r?1:0,Y+=u?-1:d?1:0)

Feb 29 2024 12:27 AM UTC

}// 139/140

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Move the ball with #WASD or Arrow Keys

u/cantelope

nice

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New_Core

remix of d/630 by u/New_Core

function u(t) {

for(a=i=629;i--;)s=99/(b=-a+(i+t*60)%a),X=a*S(i*99)*s+1e3,Y=a*C(i)*s+500,i<628?b+=a:(X=Y=0,s=a),x.fillStyle=R(b,b,b),x.fillRect(X,Y,s*9,s*9)

Jan 20 2017 9:28 AM UTC

}// 140/140

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for a smoother start

u/donbright

bravo
u/iverjo

#stars #starfield

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Annastasia

function u(t) {

c.height+=X=Y=Z=d=.065
for(i=9e3;i--;)X+=d*(Y+Z),Y+=d*(-X+.44*Y),Z+=d*(X*X-Z),
x.lineTo(975+250*(Z*C(t)+Y*S(t)),550-159*X)
x.stroke()

May 20 2020 4:41 PM UTC

}// 133/140

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A first dweet, inspired by BrutPiit, the Sprott-Linz attractor.

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iverjo

function u(t) {

i=(t*2)|0;c.width=2e3;for(j=2;j--;)x.fillStyle=R(255*S(i+j),255*S(i-2+j),255*S(i-4+j),1-(t*2%1)),x.fillRect(0,540+T(i*2+j*74)%1*480,2e3,70)

Feb 21 2016 8:31 PM UTC

}// 139/140

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#beam #lines #color

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username

remix of d/14706 by u/cantelope

function u(t) {

with(x)for(k=i=1080;i---99;beginPath(fill(arc((i**3+p)%2e3,(i*i+p)%k,k/(i/(6+S(t*4+i)*6)),0,7))))fillStyle=`hsla(${i+(p=t*250)},99%,60%,.03`

Jun 22 2019 10:12 PM UTC

}// 140/140

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it's a very minor change - I know - but I like it

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DazeWare

remix of d/7215 by u/jylikangas

function u(t) {

for(c.width=i=W=200;i-=2;)for(j=9;j<W;x.fillRect(i,j++-h,2,h+1))x.fillStyle=R(h=((d=W*9/j)*S(A=i/W+S(t))+t&d*C(A)+t*9&7)*W/d,h|2,!h*W-j)

Aug 26 2022 4:00 AM UTC

}// 136/140

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u/vain

amazing. nice 3D temple world
u/aleamb

wow!

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BirdsTweetCodersDweet

remix of d/10638 by u/alice-mx

function u(t) {

for(i=5;i--;)x.fillStyle=`hsl(${S(t)*99} 90%50%)`,x.fillRect(99+i*400+S((t*2)*i)*100,600+C(t*5)*100,10,10)

Oct 24 2018 12:13 PM UTC

}// 107/140

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My new (albeit very delayed) 10,000 dweets celebration dweet!

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Xen

remix of d/6898 by u/loni_art

function u(t) {

t?a=i=44:x.fillRect(0,0,2e3,2e3);
for(;i--;x.fillRect(i*a,(9+T(i+t))*a,a,a))
x.fillStyle=R(...[1,9,i].map(d=>127*(C(d+i*2+t))))

Jan 10 2019 4:29 PM UTC

}// 127/140

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mxfh

function u(t) {

c.width=w=1920;π=Math.PI/2;λ=0;r=w/4;for(φ=-π;φ<π;φ+=1/r){λ+=.1;x.lineTo(C(φ)*S(λ-t)*r+w/2,(C(t)*S(φ)-S(t)*C(φ)*C(λ-t))*r+r)}x.stroke()

Feb 20 2017 11:57 AM UTC

}// 135/140

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simple orthographic projection; try some factors on the lat λ and lon φ offsets t

Show more comments…
u/mxfh

simple orthographic projection; try some factors on the lat λ and lon φ offsets t
u/wicktwo

Niiiice!
u/as

i love this one
u/ssg

nice variable names!
u/donbright

so elegant
u/lionleaf

#sphere
u/lionleaf

#d3 . (3d is currently not a valid hashtag)
u/BirdsTweetCodersDweet

#whichwayround #inorout