Top dweets by u/rodrigo.siqueira

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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rodrigo.siqueira

remix of d/21665 by u/rodrigo.siqueira

function u(t) {

for(i=3e3;i--;x.fillStyle=`hsl(${99*t+i/99},99%,${30+S(i+t)*99}%,25%)`)x.fillRect(138*(7+5*S(i/2)*C(K=i*i+t/2)),99*(3*S(i)+S(K)*C(K)+5),2,2)

Feb 13 2021 4:39 PM UTC

}// 140/140

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Iridiscent colors on a parametric surface

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rodrigo.siqueira

remix of d/21657 by u/rodrigo.siqueira

function u(t) {

for(c.width=i=2e3;i--;x.fillStyle=`hsl(0,70%,${S(9*t-i)*99}%)`)x.fillRect(136*(7+5*S(i/2)*C(K=i*i+t)),99*(3*S(i)+C(K)*T(K)+5),40,40)

Feb 12 2021 11:12 PM UTC

}// 132/140

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Red laser flow on a #torus surface

u/erin

why do my dweets always spawn these huge movements lol
u/rodrigo.siqueira

Because parametric torus with laser lights can be good source of inspiration :-)

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rodrigo.siqueira

remix of d/21654 by u/erin

function u(t) {

for(c.width=i=2e3;i--;x.fillStyle=`hsl(0,70%,${S(9*t-i)*99}%)`)x.fillRect(99*(10+5*C(i-t)+C(i*i)),99*(3*S(t)*S(i-t)+C(i*i)*T(i*i)+5),40,40)

Feb 12 2021 1:11 PM UTC

}// 139/140

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Red Laser Donut #laser #donut #d3 #uncompressed

u/Qwitter

cool
u/erin

beautiful

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rodrigo.siqueira

remix of d/21456 by u/rodrigo.siqueira

function u(t) {

f = (X,Y,n=120)=>T(S(X+Y/5)*2)<9 ? f(X*X-Y*Y,2*X*Y+.7,n-2):n
for(var i=1920;i--;) {
 x.fillRect(i,t*120,.5-f(i/40000-.45,t/300+.205)/40,2)
}

Jan 27 2021 1:28 PM UTC

}// 140/140

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Black&white #julia noir #fractal noise (code not golfed)

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rodrigo.siqueira

remix of d/21257 by u/Xen

function u(t) {

for(i=2e3,f=g=>i*g(i/t+i**7);i--;x.fillRect(950+f(C),540+f(S),9/t,1+9/t))x.fillStyle=`hsl(${i/30},80%,${S(i/1e5+t)*99}%,.2`

Jan 13 2021 11:39 PM UTC

}// 123/140

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Dots of light

u/Qwitter

awesome, Im not sure why, but i think this frightens me after staring at it for a while.
u/Xen

nice!
u/iverjo

Put it in fullscreen and look at the center for at least 10 seconds - it might look like the big parts move in a wavy motion. #opticalillusion
u/joeytwiddle

Instructions unclear. Summoned Cthulu.
u/Qwitter

#barkfleshwound

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rodrigo.siqueira

remix of d/20989 by u/ntsutae

function u(t) {

for(c.width=X=128;X--;)for(Y=34;Y--;)(t*30+X&Y)%32<Y&&x.fillRect(X*2-Y,69-Y*2,2,2)

Dec 13 2020 10:25 PM UTC

}// 82/140

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Sierpinski Triangle Flow #sierpinski

u/magna

The 3398th triangle looks the most interesting

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rodrigo.siqueira

remix of d/20912 by u/pavel

function u(t) {

for(i=640;i--;T=!T&&!x.beginPath(x.stroke()))j=i/16-T*i&30,r=(j+4)/12<<6,x.arc(r*C(a=j/1.91+.52)-~frame%7*350,r*S(a)-~t%4*350,i&30?0:32,0,7)

Dec 6 2020 11:31 PM UTC

}// 140/140

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Lots of Metatron's Cubes #sacredgeometry

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rodrigo.siqueira

remix of d/20810 by u/geb

function u(t) {

for(i=3e3,c.width|=f=g=>i*C(i/4+t)*g(i/9)/7;i--;x.fillRect(960+f(S),540+f(C),8,8))x.fillStyle=`hsl(${i/20},80%,50%`,c.style='filter:invert('

Nov 26 2020 12:29 PM UTC

}// 140/140

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Purple blue energy

u/jellyedwards

Very cool!
u/danny@hille.dk

Nice effect

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rodrigo.siqueira

remix of d/20662 by u/rodrigo.siqueira

function u(t) {

x.beginPath()
r=(i)=>S(t*6+i/2.7-3.6)*150+i
x.moveTo(960+C(t)*480,540+S(t)*480)
x.lineTo(r(960),r(540))
x.lineWidth=.7
t<6.28&&x.stroke()

Nov 18 2020 4:10 PM UTC

}// 137/140

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Fairy Star (Heptagram) #spirograph

u/danny@hille.dk

very aesthetically pleasing

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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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