Dweets by u/atgz

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: #ScaryMovies

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atgz

remix of d/10178 by u/prplz

function u(t) {

x.strokeStyle=R(S(t/1.5)*255,S(t*3.14)*255,3e4),x.strokeRect(t*=40,t,T(t)*64,T(t+11)*64)

Oct 2 2018 1:40 PM UTC

}// 88/140

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atgz

remix of d/10193 by u/ellisk1

function u(t) {

eval(unescape(escape`挮睩摴桼㵱㴮㈹㤲㭸⹴牡湳污瑥⠹㘰ⰵ㐰⤻景爨椽〻椼㌲㤻椫⬩砮牯瑡瑥⡱⬨椥㈲㼰㩱⼲⤫⡩㰱⤪琩ⱸ⹦楬汓瑹汥㵒⡓⡴⨮㜩⨲㔵ⱓ⡴⨳⸱⵩⤪㈵㔬㍥㐯椩ⱸ⹦楬汒散琨愽⡩⼲㈫琯㈫㈪琩┱㔪㔰ⱡⱷ㵡⨪⸷㔬眩`.replace(/u(..)/g,"$1%")))

Oct 2 2018 1:30 PM UTC

}// 140/140

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u/MAxSaL

What's up with all the Chinese symbols?
u/prplz

Paste the source, without the eval(), into your dev tools console to unpack it
u/zanella

MAxSal - if you want to create compressed dweets (up to 184 characters), use this: https://www.dwitter.net/d/9207

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atgz

remix of d/10172 by u/Purpzie

function u(t) {

for(c.width|=i=0;i<361;i++)x.fillStyle=R(C(i)*(a=C(t*i/360))*255,S(i)*a*255,3e4/i),x.fillRect(C(i)*a*i+960,S(i)*a*i+540,k=i/18,k)

Oct 2 2018 12:55 PM UTC

}// 129/140

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atgz

remix of d/9723 by u/DataMeta

function u(t) {

c.width|=i=768;x.transform(1,0,0,1,960,540)
for(i;i--;x.rotate(t/64))x.fillRect(i--,i--,i--/8,i)

Sep 22 2018 6:07 AM UTC

}// 96/140

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focus on the middle for a minute then look elsewhere on the screen #illusion

u/joeytwiddle

Fast and funky version: t*=9;c.width|=i=768

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atgz

remix of d/9984 by u/New_Core

function u(t) {

x.fillRect(0,0,d=2e3,d)
for(i=700;i--;x.fillRect(960+(b=t*i--%1e3)*C(a+t),540+b*S(a+t),9,9))x.fillStyle=`hsla(${a=d*T(i/1e4)},99%,${i}%,.4`

Sep 21 2018 8:53 PM UTC

}// 139/140

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#waitforit

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atgz

remix of d/9503 by u/atgz

function u(t) {

v=Math.abs;for(c.width|=i=351;i--;)x.ellipse(960+C(t)*64,b=540,b*.618*v(C(t-i)),b*v(S(C(t)+i--)),-t+i--,-t,7);x.stroke();

Aug 31 2018 9:22 PM UTC

}// 122/140

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atgz

remix of d/9444 by u/DataMeta

function u(t) {

v=Math.abs;for(c.width|=i=360;i--;)x.ellipse(960+C(t)*64,b=540,b*.618*v(C(t-i)),b*v(S(C(t)+i--)),-t+i,-t,7);x.stroke();

Aug 28 2018 3:02 PM UTC

}// 120/140

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atgz

remix of d/9485 by u/DataMeta

function u(t) {

v=Math.abs;for(c.width|=i=300;i--;)
x.ellipse(960+C(t)*150,b=540+S(t)*150,b**v(C(i--+t)),b**v(S(i)/1.1),t,-i,7);x.stroke();

Aug 28 2018 3:01 PM UTC

}// 123/140

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atgz

remix of d/8889 by u/atgz

function u(t) {

for(c.width|=i=256;i--;k=i%44,k==4|k==29|k==10?x.fillStyle='red':x.fillStyle=R())x.fillRect(960+2*i*C(t--+i*.999),512+S(t---i)*i*2,i/9,i/9)

Jul 19 2018 9:56 AM UTC

}// 139/140

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atgz

remix of d/8890 by u/atgz

function u(t) {

for(c.width|=i=256;i--;)x.fillRect(960+2*i*C(t--+i*.979),512+S(t---i-t)*i*2,i/9,i/9)

Jul 18 2018 8:49 PM UTC

}// 85/140

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made it colorless so that it's easier to notice the bistable perception

dwitter.net | atgz (181)