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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ciaccodavide

function u(t) {

for(c.width|=0,z=(g=1920)/9,i=g;i--;)a=z+z*S(t)/3,x.fillRect(960+S(i+i)*a*C(t+i),540+C(i+t)*a,10,10);

Oct 20 2020 5:26 PM UTC

}// 101/140

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u/Xen

welcome to dwitter!
u/ciaccodavide

Thanks! :)

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joeytwiddle

remix of d/25025 by u/joeytwiddle

function u(t) {

P=t?P:[],p=s=2+(t*6|0)
P.map(n=>p=p&&s%n),P[s]=s
x.font="9em'",x.fillStyle=p?'#fff':'#0002'
x.fillText(s+!p*t,9*s*t*t%1700,99+50*9*t*t%999)

Feb 23 2022 9:50 PM UTC

}// 139/140

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Transient Primes (dirty golf)

u/joeytwiddle

Shouts to u/Smiley1000 !

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tem

remix of d/32313 by u/tem

function u(t) {

for(i=c.width|=2e3;i--;c.style.filter=`invert(`)x.fillStyle='#'+i,x.fillRect(1e3+(j=t+i*1.221)*S(j)/2,540+j*C(j<<1)/2,s=i/69,s)

Sep 1 2024 5:29 AM UTC

}// 127/140

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Symmetrical flows

u/tem

Again, it not a loop

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taupelink

remix of d/25077 by u/taupelink

function u(t) {

for(m=t?0:3e4;X=1+S(m),Y=S(m*m--);x.fillRect(1e3*X,540*++Y,i*S(4*Y),q))i=m%257,x.fillStyle=R(q=2*i*T(m)*Y,q*(1+X*C(m/2)),i/4-5*Y*q,m/1e5)

Jan 1 2023 4:59 PM UTC

}// 137/140

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d/26737

u/taupelink

Glitch art #genuary #genuary3 #genuary2023

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rodrigo.siqueira

remix of d/17068 by u/pavel

function u(t) {

for(i=8;i--;x.strokeStyle=`hsl(${55*t},65%,${50*(5*t%2)}%`,x.stroke())x.beginPath(r=t*99),x.arc(960+r*C(a=i+t),540+r*S(a),160*t**.5,0,7)

Jan 6 2020 7:55 PM UTC

}// 136/140

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Color spiral of circles #spiral

u/pavel

Wow this one looks nice after some time #waitforit
u/aleamb

nice!

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the_yuhanna

function u(t) {

x.font='450px s'
x.fillText('Fuck you',100,600)
x.transform(1,0,0,1.02,0,-10)
x.fillStyle=`hsla(${867*t},80%,50%,${.004**t}`

Jun 24 2017 8:14 AM UTC

}// 124/140

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Xen

remix of d/22302 by u/erin

function u(t) {

for(e=c.width|=i=9,x.globalCompositeOperation='xor',x.fillRect(0,540,e,e);i--;)x.fillRect(400+i*99+S(t)*300,400+C(i+t*4)*19,50,200)

Mar 30 2021 11:17 PM UTC

}// 131/140

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tiny fix

u/erin

sick!!!
u/erin

i was trying to make it look like it was a wave
u/erin

so if anyone wants to try to make the bottom black part move with the rectangles, please try

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rippedspine

function u(t) {

for(m=0xB1,a=1,i=c.width|=0;i--;x.fillRect(C(a+t/2)*300+960+a*C(i),S(a-C(t/4))*200+540+a*S(i),4,4),a&1?(a>>=1,a^=m):a>>=1);

Jan 16 2018 7:48 PM UTC

}// 123/140

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experiment with a psuedo random generator to distribute rectangles

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dvine

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 */

Feb 24 2017 4:52 AM UTC

}// 122/140

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Odog8

remix of d/17079 by u/Odog8

function u(t) {

d=2*C(t)**2;c.width=900;for(b=0;b<70;b+=.02)l=[100*S(4.01*b/3+t)*S(b),b],l=[l[0]*C(l[1]),l[0]*S(l[1])],x.fillRect(l[0]+450,l[1]+230,d,d)

Jan 6 2020 2:13 AM UTC

}// 136/140

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fading le ribbon