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.

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

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rodrigo.siqueira

remix of d/22754 by u/rodrigo.siqueira

function u(t) {

x.globalAlpha=.08
x.fillRect(0,0,2e3,2e3)
for(i=-12;i<12;i++)
Y=S(t*3+T(t/3))*i*i+S(t)*170,
x.clearRect(i*18+500*C(t+i/15)+940,540-Y,6,6)

May 12 2021 1:23 PM UTC

}// 137/140

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Night Flight

u/magna

Beautiful!

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rodrigo.siqueira

remix of d/22565 by u/rodrigo.siqueira

function u(t) {

if(!t){for(a=-3;0>a;a++)for(b=-3;b<4;b++)for(C=-3;C<3;C++)for(X=680;X--;)Y=(C*99+S(X)*a*(X-340))/b,x.lineTo(X*3,548+9*Y/X-X/Y)
x.stroke()}

Apr 20 2021 4:49 PM UTC

}// 138/140

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Spectral Sound Waves

u/Xen

Destroys my laptop :-(

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rodrigo.siqueira

remix of d/22360 by u/rodrigo.siqueira

function u(t) {

for(i=4e3,X=d=0,y=600+50*t;i--;y+=C(d+=S(i**8)/4))x.fillRect(X+=C(d)/9+1+T(t/4)/9,y,2/(1+t),t<6),x.fillRect(t*i*y%2e3,y-T(t/9)*i+720,.4,t<4)

Apr 9 2021 1:20 PM UTC

}// 140/140

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Sand dunes #landscape #scene (wait for it)

u/rep_movsd

Underrated!
u/vain

@u/rep_movsd: totally agree. Sadly firefox does not show this scene correctly, so it does not looks that great. Using Brave as browser i was amazed! Great technique and work @ rodrigo.siqueira !!

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rodrigo.siqueira

remix of d/22327 by u/rodrigo.siqueira

function u(t) {

for(i=4e3,X=d=0,y=500+t*60;i--;y+=C(d+=S(i**8))*3)x.fillRect(X+=C(d)/9+1+T(t/4)/9,y,2/(1+t),t<6),x.fillRect(t*i*y%2e3,y-T(t/9)*i+720,.4,t<4)

Apr 5 2021 3:30 PM UTC

}// 140/140

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Moon valley #landscape #scene

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rodrigo.siqueira

remix of d/21902 by u/rodrigo.siqueira

function u(t) {

for(i=3e3,y=90,d=0;i--;x.fillStyle=R(C(i+t)*70,y/5,S(t)*y/6))d+=S(i|1e3)*9+C(i/9+2+t/60)*6,y+=C(d)*8,x.fillRect(i+S(i*t),y+t*80,1,.4)

Mar 23 2021 2:03 PM UTC

}// 133/140

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Mountain layers #landscape #scene

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rodrigo.siqueira

remix of d/21681 by u/rodrigo.siqueira

function u(t) {

for(i=3e3;i--;x.fillStyle=`hsl(${99*t+i/59},99%,${30+99*S(i+t)}%,25%)`)x.fillRect(960+570*C(i)*C(K=i/4)*S(t),500*C(i)*S(i+t)+540,2,2)

Feb 16 2021 3:26 PM UTC

}// 133/140

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Changing colors #butterfly

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rodrigo.siqueira

function u(t) {

for(i=2e3;i--;x.fillRect(i,t*240,h/=9,4)){I=i/430,Y=t/8-1,h=X=.5
for(n=9;n--;X*=Y*I*(1-X)*(1-I*X*(1-X)))h+=Math.log2((Y*I*(1-1.5*X))**2)}

Feb 1 2021 6:51 PM UTC

}// 137/140

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Lyapunov #Fractal - "A Lyapunov fractal is constructed by mapping the regions of stability and chaotic behaviour (measured using the Lyapunov exponent)." They said it couldn't be done but yet here it is.

u/rodrigo.siqueira

#lyapunov

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rodrigo.siqueira

remix of d/17941 by u/rodrigo.siqueira

function u(t) {

c.style.filter=`blur(2vw)contrast(9)`
for(c.width=150,i=6e3;i--;x.fillStyle=R(i/9))x.fillRect(i*S(i&127),i>>4,5,9*t*((i**3)/(2+1/1e6)&1))

Jan 17 2021 6:50 PM UTC

}// 137/140

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Dripping dark blood... Killed by a pixel? #blood

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rodrigo.siqueira

remix of d/21198 by u/New_Core

function u(t) {

c.style.filter="blur(7px)contrast(9)invert("
for(c.width|=i=999;i--;x.fillRect(960+i*S(i),i+3*i*C(t/3-i/59),50,50))x.fillStyle=R(0,i/9,i)

Jan 8 2021 12:15 AM UTC

}// 137/140

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Melting fire #fire

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rodrigo.siqueira

remix of d/21137 by u/rodrigo.siqueira

function u(t) {

x.fillRect(0,0,2e3,2e3);for(Y=i=0;i<9;i=i+.002)
X=S(i/5-t+Y/9)+i,
Y=15*S(i/6+Y/6-t),
Z=S(i/2+t*2)*8,
x.clearRect(170+170*X,540+Z*8+Y*20,2,5)

Jan 6 2021 12:54 PM UTC

}// 140/140

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Bifurcation flow #bifurcation

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