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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Current theme challenge: #Opposites

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rodrigo.siqueira

remix of d/25384 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=0)=>y<9*X?f(x*x-y*C(y+3.2)+.5,3*x*S(y+.001),n+1):S(n/5)**2
for(i=2e4;i--;x.fillRect(X=u&2047,u>>11,f(X/2700-.03,u/5e6-.5),1))u=-~u

Apr 30 2022 1:56 PM UTC

}// 139/140

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#spiral noise

u/rep_movsd

WOW

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rodrigo.siqueira

remix of d/25356 by u/rodrigo.siqueira

function u(t) {

f=(x,y,n=0)=>y<700*X*X/T(x*y)**2?f(x*x-y*y+.42,2*x*y+.2,n+1):S(n/5)**2
for(i=2e4;i--;x.fillRect(X=u&2047,u>>11,f(X/980-1,u/2e6-1.2),1))u=-~u

Apr 26 2022 12:23 PM UTC

}// 140/140

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#fractal branches

u/donbright

wow!
u/magna

wow, indeed!

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rodrigo.siqueira

remix of d/25098 by u/rodrigo.siqueira

function u(t) {

with(x)for(i=999;i--;fillRect(~setTransform(s=1e4/i/t,0,0,s,985+5*s*C(F=i*S(i)),390+i*t+s*S(F)*4),-2,G=2/t/t,G))fillStyle=R(i*2,i,i/t,.1)

Mar 9 2022 10:28 PM UTC

}// 137/140

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Orange Murano glass

u/magna

Pretty!

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rodrigo.siqueira

remix of d/24644 by u/taupelink

function u(t) {

c.width|=0
for(m=1420;m--;x.stroke())X=C(m/2-t*1.2),Y=1-S(m+t*1.4),v=Y,x.beginPath(),x.arc(960+S(m)*400*++X,540+S(m+t)*120*++Y,9/X,0,7)

Dec 29 2021 3:43 PM UTC

}// 135/140

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Catch me! They are playing.

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rodrigo.siqueira

remix of d/24389 by u/taupelink

function u(t) {

for(m=1e4;m--;x.strokeRect(960*X,540*Y,i,-m/i/Y))X=1+S(m),Y=S(X+t)+2-T(m*m),x.strokeStyle=R(i=m%99,i+=C(X-t)*i,i*=X,a=1-Y/2),x.lineWidth=3/a

Nov 27 2021 10:40 PM UTC

}// 140/140

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Liquid unrealities

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rodrigo.siqueira

remix of d/23749 by u/rodrigo.siqueira

function u(t) {

for(i=k=780;--i;x.fillRect(k-i*Y,k-v*i,80*q*X*v,Y*i*v))f=i*t,X=i*f%3-1,Y=X*f%4-2,x.fillStyle=R(q=i*X,q*=X*X/t,q*=Y**3*t*q/i/X,i/q/q),v=.5**t

Sep 6 2021 1:32 PM UTC

}// 140/140

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All the colors of a sunrise

u/taupelink

nice!
u/rep_movsd

Try swapping around the r, g and b values - b, g , r and g, r, r look pretty realistic
u/rodrigo.siqueira

u/rep_movsd please paste the colors (q=...?) that you found so I can try your suggested combinations, thanks!

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rodrigo.siqueira

remix of d/23567 by u/danny@hille.dk

function u(t) {

eval(unescape(escape`󢜽󫭥󭼠󢝭󨝧󩝄󨝴󨜨󥼽󜼲󜌬󢌽󜜸󜜩󞽳󟝉󛭤󨝴󨜻󩭯󬬨󨼮󭽩󩍴󪌽󭼽󪜽󜼲󜌻󪜭󛜻󚝦󫽲󚍈󟜱󞌱󞽈󛜭󞽳󛭳󩝴󚍛󢼽󥌨󦜯󬭼󦌯󬬫󭌪󞜩󚭈󚼱󛽲󛽈󚭓󚍴󚜪󞌸󚭙󛍋󛼶󛌬󜬵󝝝󛍈󚭗󚬴󚽩󚬴󚜩󦜽󢌯󝼰󛍲󟜨󚍘󟝩󛼸󜌭󜬩󚭘󚽙󚭙󚜯󝜰󞽸󛭰󭝴󢝭󨝧󩝄󨝴󨜨󢜬󜌬󜌩`.replace(/u../g,'')))

Aug 16 2021 10:09 PM UTC

}// 139/140

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Sierpinski Pulsar Orbit #sierpinski

u/danny@hille.dk

Super cool - golfed a bit to center the pulsar I=new ImageData(c.width=i=W=320,h=181);for(s=I.data;i--;)for(H=h;H--;s.set([K=T(Y/r|X/r+t*9)*H+1/r/h*S(t*3)*W*H/16,K/6,,255],H*W*4+i*4))Y=1.3-H/70,r=((X=i/80-2)*X+Y*Y)/50;x.putImageData(I,0,0)
u/danny@hille.dk

better version: I=new ImageData(c.width=i=W=320,h=181);for(s=I.data;i--;)for(H=h;H--;s.set([K=T(Y/r|X/r+t*9)*H+1/r/h*(1+S(t*3))*W*3,K/6,,255],H*W*4+i*4))Y=1.3-H/70,r=((X=i/80-2)*X+Y*Y)/50;x.putImageData(I,0,0)
u/384.cz

nice

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rodrigo.siqueira

remix of d/23430 by u/rodrigo.siqueira

function u(t) {

for(Y=t/9-1,i=2e3;i--;x.fillRect(i,60*t,1,1))r=((X=i/540-1.8)*X+Y*Y)/30,x.fillStyle=`hsl(${(K=T(Y/r|X/r)*2)*6+i/6},59%,${99*S(K*3)**4}%`

Jul 29 2021 2:59 PM UTC

}// 136/140

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Inverted #sierpinski color remix 2

u/taupelink

wow!!
u/danny@hille.dk

Nice!

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rodrigo.siqueira

remix of d/23035 by u/KilledByAPixel

function u(t) {

for(w=c.width&=j=10368;j;T++)(T-(j%w/64*T+t*7)&(Y=T*j/1e4)&T)<9-Y&T<35*(C(1+t/2)+1.3)||x.fillRect(j%w,--j>>7,2,T/44,T=0)

Jun 7 2021 2:19 PM UTC

}// 120/140

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Aerial view / Fog is coming #smoke #uncompressed #perspective

u/KilledByAPixel

Nice! I hope to see many more remixes of these.

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rodrigo.siqueira

remix of d/21061 by u/rodrigo.siqueira

function u(t) {

for(c.width|=i=q=r=s=1;i<400;x.lineTo(960+40*q+K,540+59*r+S(K/20+t*5+q/9)*200),i+=.1)r+=q*(K=60-s)/800,s+=q*r/6-s/25,q+=r-q/6;x.stroke()

Dec 26 2020 12:25 AM UTC

}// 136/140

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Waves of Lorenz Attractor #lorenz

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