Random dweets | Dwitter

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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lewdev

remix of d/28320 by u/lewdev

function u(t) {

x.fillText([36e2,c.width=60,1,.01].map(A=>(B=t>=A?t/A>>0:0,t%=A,B>9?B:`0`+B)).join`:`,2,9)

Apr 26 2024 1:55 AM UTC

}// 90/140

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⏲ Running #timer #clock (#golfed -15b)

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ThirdEstate

function u(t) {

c.width=1920;
for(i=0;i<8e2;i++){a=S(t+i*4);b=C(t+i*3);
x.fillStyle=R(0,200+a,150+90*b);
  x.fillRect(955+C(i)*a*800,580+b*900,200*b,900*b)}

Dec 27 2017 4:27 PM UTC

}// 140/140

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u/Xen

the motion feels right, demoscene style...

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Xen

remix of d/4532 by u/veubeke

function u(t) {

c.onmousemove=e=>{Y=e.y*3,X=e.x*3}
t?x.fillRect(q+=(X-q)/Z,p+=(Y-p)/Z,Z,Z):Z=X=Y=q=p=99
x.fillStyle=R(p%255,q%255,(p+q)%255,.1)

Dec 28 2017 11:25 PM UTC

}// 127/140

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little test to make it slowly chase mouse...

u/sigveseb

Nice

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sfz

remix of d/1507 by u/Kebabman13

function u(t) {

d=new Date
t?o.push([w=777+d%9,-500,9,9]):o=[]
x.fillStyle=R(99,d&w/2)
o.map(a=>(x.fillRect(a[0]+=a[2]+=-t%1+S(t),a[1]+=a[3]+=t%1,55,0.1)))

Feb 27 2017 11:17 PM UTC

}// 140/140

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Grass is greener

u/donbright

nice build up

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katkip

function u(t) {

c.width*=1;
f=(X,Y,s)=>{if(s>2)x.strokeRect(X-s/2,Y-s/2,s,s),Z=S(t),Q=C(t),f(X+Z*s/4,Y+Q*s/4,s/2),f(X-Z*s/4,Y-Q*s/4,s/2)}
f(960,540,700)

Oct 26 2020 5:09 AM UTC

}// 136/140

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#recursive

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ratdog507

function u(t) {

l=0.4*S(t+30)
l=l<0?l*-1:l
x.strokeStyle=R(0,0,0,l)
for(i=0;i<9;i++)x.strokeRect(S(t/2)*800+920,520+420*S(t),100,100)

Dec 23 2021 1:24 PM UTC

}// 117/140

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Xen

remix of d/9181 by u/magna

function u(t) {

for(Z=i=399;i--;x.clearRect(i%9*Z-S(a=t+i)*Z,~~(i/28)*79+C(a+t/9)*Z,5,9));for(i=20;i--;)x.fillRect(i*Z,A=x.globalAlpha=S(i-t*2)*4,A*Z,3e3)

Aug 12 2018 8:00 PM UTC

}// 138/140

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Quick play, Shoutz 2 magna

u/sigveseb

Cool style

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pmg

function u(t) {

x.font='120px a';x.fillStyle=R(255,255-t%2*50,t%2*50);
x.fillText("◣◤".charAt(Math.round(Math.random())),t*5600%c.width,t*5600%c.height);

Feb 22 2017 4:06 AM UTC

}// 137/140

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metamero

remix of d/9105 by u/yonatan

function u(t) {

eval(unescape(escape`景爨挮睩摴桼㵴⬽椽㌳㭁㴵⩓⡩ⴭ⤻⥦潲⡪㵩㭘㵓⡪ⴭ⤻砮獴牯步⡮敷⁐慴栲䐨❍✫倩⤩倽孁ⱂ㵃⡩⤬堬夽䌨権崮浡瀨砽㹸⩴⨱攳☱〸〫㤶〩ⱸ⹬楮敗楤瑨㴹㤹⨨⡐嬰崭偛㉝⤪⨲⬨偛ㅝⵐ嬳崩⨪㈩⨪⴮㔻`.replace(/u(..)/g,"$1%")))

Jan 6 2019 7:14 PM UTC

}// 137/140

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TGY

function u(t) {

throw u.toString()
//Fair enough for quine?

Dec 12 2020 2:55 PM UTC

}// 43/140

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Quine (not golfed)