Top dweets by u/magna

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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magna

remix of d/22374 by u/magna

function u(t) {

for(i=3e3;i--;x[`${t&1?'clear':'fill'}Rect`](-s/2,-s/2,s,s))X=i&63,Y=i>>6,s=S((X&Y)%t+t)*20,x.setTransform(k=C(A=.79),z=S(A),-z,k,X*30,Y*30)

Apr 6 2021 9:53 PM UTC

}// 140/140

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magna

remix of d/22371 by u/robbyg

function u(t) {

c.width|=0;for(i=3e3;i--;x.fillRect(-s/2,-s/2,s,s))X=i&63,Y=i>>6,s=S(t+(X-32)*(Y-18)/99)*20,x.setTransform(k=C(A=.79),z=S(A),-z,k,X*30,Y*30)

Apr 6 2021 7:09 PM UTC

}// 140/140

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magna

function u(t) {

eval(unescape(escape`砮獴牯步却祬攽刨䌽琦♃ⱓ㵣⹯晦獥瑗楤瑨⽣⹷楤瑨ⱸ⹬楮敗楤瑨㴴〬⸱⤻潮浯畳敤潷渽攽㹃㵥㭯湭潵獥異㵟㴾䌽〻潮浯畳敭潶攽攽㹃☦砮獴牯步⡮敷⁐慴栲䐨嬧䴧⭃⹸⽓ⱃ⹹⽓Ⱗ䰧⭥⹸⽓ⱥ⹹⽓崩ⱃ㵥⤻`.replace(/u(..)/g,"$1%")))

Apr 5 2021 8:11 PM UTC

}// 138/140

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Click and drag to draw with a translucent marker #interactive

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magna

remix of d/22308 by u/magna

function u(t) {

f=_=>S(t*2+(Y-18)*(X-32)/69)
for(i=3e3;i--;x.fillRect((X*2+1-v*v)*15,Y*30,v*v*30,30))v=f(X=i%64,Y=i>>6),x.fillStyle=R((v+1)*99,X^Y,Y*4,.2)

Mar 31 2021 4:48 AM UTC

}// 138/140

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magna

remix of d/22293 by u/magna

function u(t) {

f=_=>S(t+X/(Y-18)+Y/(X-32))
for(i=3e3;i--;x.fillRect((X*2+1-v*v)*15,Y*30,v*v*30,30))v=f(X=i%64,Y=i>>6),x.fillStyle=`hsl(20,99%,${(v+1)*50}%`

Mar 30 2021 3:04 AM UTC

}// 140/140

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magna

remix of d/22258 by u/magna

function u(t) {

f=_=>S(t+Y**.6+S(X/6+t*3))
for(i=3e3;i--;x.fillRect((X*2+1-v*v)*15,Y*30,v*v*30,30))v=f(X=i%64,Y=i>>6),x.fillStyle=`hsl(0,99%,${(v+1)*50}%`

Mar 30 2021 2:21 AM UTC

}// 138/140

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magna

remix of d/10317 by u/magna

function u(t) {

for(c.width|=i=9,Z=1,A=0;i--;x.fillRect(-560+i*100+S(t)*300,-140,50,200))x.setTransform(k=C(A)*Z,z=S(A)*Z,-z,k,960,540)

Mar 14 2021 8:46 PM UTC

}// 119/140

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#default with transformation matrix setup. Z is zoom factor, A is rotation angle.

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magna

function u(t) {

t||(p=performance.now())
x.fillRect(t*9,540-(m=Math.log(t-(performance.now()-p)/1000)*10),1,m*2)

Jun 30 2019 5:20 PM UTC

}// 97/140

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Dwitter runtime t versus performance.now()

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magna

function u(t) {

x.fillRect(400+(t%9|0)*100,400,50,200)

Dec 3 2018 6:12 PM UTC

}// 38/140

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Shortest static #default?

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magna

function u(t) {

eval(unescape(escape`瑼簨愽䅲牡礨挮睩摴栽眽ㄹ㈩⹦楬氨〩⤻砮杬潢慬䍯浰潳楴敏灥牡瑩潮㴧桵攧㭸⹤牡睉浡来⡣ⰰⰰⱷⱷⰰⰱⱷⱷ⤻景爨椽眻椭ⴻ砮晩汬剥捴⡩ⰰⰱⰱ⤩砮晩汬却祬攽恨獬⠤筡孩崫㵩紬㤹┬㔰╠`.replace(/u(..)/g,"$1%")))

Nov 4 2018 5:41 PM UTC

}// 132/140

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Security camera pointing at barn wood wall

u/magna

(My first compressed dweet, yay!)
u/magna

#waitforit
u/yonatan

147: i=192;t||(c.width=i);x.globalCompositeOperation='hue';for(x.drawImage(c,0,1);i--;x.fillRect(i,0,1,1))a=u[i]||0,x.fillStyle=hsl(${u[i]=a+i} 99%50%
u/magna

Doesn't create the same wood texture artifacts on Windows BTW.

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