Top dweets by u/Purpzie

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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Purpzie

remix of d/10504 by u/Purpzie

function u(t) {

for(r=Math.random,i=1e3;i--;x.fillRect(X,Y,25,25))X=r()*2e3,Y=r()*1e3,x.fillStyle=`hsl(${(S(t-X/99)+C(t-Y/99))*99-100} 99%70%)`

Oct 16 2018 5:04 PM UTC

}// 127/140

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Purpzie

remix of d/10343 by u/Purpzie

function u(t) {

for(r=Math.random,i=500;i--;)X=r()*2e3,Y=r()*1e3,x.fillStyle=`hsl(${Y/50*X/25+t*99} 99%65%)`,x.fillRect(X,Y,25,25)

Oct 15 2018 8:10 PM UTC

}// 114/140

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Purpzie

function u(t) {

for(i=1920;i-=a=10;)x.fillStyle=R(r=S(t**5+i)<0?255:0,r,r),x.fillRect(i,0,a,a);x.drawImage(c,0,a)

Oct 15 2018 7:43 PM UTC

}// 97/140

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woven

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Purpzie

remix of d/10401 by u/rbong

function u(t) {

c.height|=p=m=>(S(Y+t+m*90)+1)*250;for(i=108;i--,Y=(0|i/4)*40;a<b&&x.fillRect(a,Y,b-a,40))x.fillStyle=R(a=p(m=i%4),50,b=p(m+1%4))

Oct 15 2018 6:40 PM UTC

}// 129/140

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Shortened by 11 characters (plus a color change)

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Purpzie

remix of d/10294 by u/Purpzie

function u(t) {

for(x[s='fillStyle']='#0021',x[r='fillRect'](0,0,2e3,2e3),i=1e3;i--;x[r](960+S(i**9)*850*T(t),540+C(i)*550,13,13))x[s]=`hsl(${t*99} 99%75%)`

Oct 11 2018 6:54 PM UTC

}// 140/140

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Purpzie

remix of d/10234 by u/Purpzie

function u(t) {

for(a=0,F=[b=1,1];a++-20;)F.push(b+=F[a-b])
x.font='99px"'
x.fillText(F.join(' '),0,500)

Oct 8 2018 5:04 PM UTC

}// 88/140

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Even shorter, it's 43 characters now (the top line only). Output is the array F.

u/yonatan

for(a=0,F=[b=1,1];a++-20;)F[a+1]=b+=F[a-b]
u/Purpzie

Oh, thank you! That's even shorter

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Purpzie

remix of d/10210 by u/Purpzie

function u(t) {

c.width=99;a=i=>i<101&&((i%3?'':'FIZZ')+(i%5?'':'BUZZ')||i)+', '+a(++i);x.fillText(a(1),-t*99,9)

Oct 3 2018 4:11 PM UTC

}// 96/140

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fizzbuzz

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Purpzie

remix of d/888 by u/jczimm

function u(t) {

c.width|=0;for(i=0;i<2e3;)x.fillRect(950+200*C(a=0|i++/6)*S(T(t/1.1)+i%6/a),550+200*S(a),9,9)

Sep 27 2018 7:27 PM UTC

}// 93/140

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Shaved off 16 characters!

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Purpzie

remix of d/10100 by u/Purpzie

function u(t) {

c.width=1e3
for(i=0;i<100;)with(x)lineWidth=i*10+S(t*2)*75,beginPath(),moveTo(50+i*200,-50),lineTo(i++*14,800),stroke()

Sep 27 2018 3:43 PM UTC

}// 119/140

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zebra but smaller

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Purpzie

remix of d/10073 by u/joeytwiddle

function u(t) {

c.width=1920
x.font='20em"'
x.fillText('BIRBS',500,300)
for(i=-300;i<2e3;i+=99+t)x.fillText('🐦',i,625+200*S(i/15-4*t))

Sep 26 2018 5:38 PM UTC

}// 118/140

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good

u/katkip

dweet 10101 xd

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