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.

Try the new frontend: beta.dwitter.net
Current theme challenge: #Food

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rodrigo.siqueira

remix of d/10850 by u/yonatan

function u(t) {

c.width=i=w=300
x.font=7*S(t/2)+'em"',x.fillText('🛸',99,m=99)
for(i;i--;x.fillRect(0,i,w,i/w))x.drawImage(c,0,m,w,1,-i*4,m+i,w+i*8,.3)

Nov 5 2018 7:37 PM UTC

}// 134/140

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Alien invasion (flying saucer) #emoji

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rodrigo.siqueira

function u(t) {

c.width^=0
x.font='150px"'
a=Math.abs
x.fillText('⚽',860+C(t/2)*870,999-200*a(C(t*3)))
x.fillText('🏀',860+C(t/2+9)*870,999-440*a(S(t*2)))

Nov 5 2018 7:05 PM UTC

}// 137/140

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Bouncing balls #ball #bounce #emoji

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rodrigo.siqueira

remix of d/10837 by u/veubeke

function u(t) {

c.width^=0
x.font='150px"',
x.fillText('AT A RI',715,99)
for(i=25;i--;)x.drawImage(c,-92, 120, 2100,970)

Nov 5 2018 6:34 PM UTC

}// 104/140

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Atari logo

u/magna

JIL
u/magna

#atari

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rodrigo.siqueira

remix of d/10786 by u/pavel

function u(t) {

c.width=1400;
for(i=128;i--;)
for(j=128;j--;)
x.fillRect(700+8*(i&j)-j*4, 6*j, 7,5)

Nov 4 2018 7:18 PM UTC

}// 83/140

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Pure sierpinski triangle

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rodrigo.siqueira

remix of d/10786 by u/pavel

function u(t) {

for(c.width|=i=128;i--;)
for(j=64;j--;)
s=150*T((i&j)-t/3),
x.fillRect(300+10*i-t/2,9*j-s/2,9,9)

Nov 4 2018 6:49 PM UTC

}// 96/140

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Sierpinski rain

u/anotherkitten

some stay dry and others feel the pain
u/erin

sierpinski rin
u/erin

...rain

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rodrigo.siqueira

function u(t) {

c.width=1600
p=420
for(j=0;j<7;j=j+.3){for(i=1;i<7;i=i+.3){
x.lineTo(800+S(t+i)*p,p+C(i+t)*p)
x.lineTo(800+S(t+j)*p,p+C(j+t)*p)}}x.stroke()

Oct 27 2018 12:06 AM UTC

}// 139/140

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HAL-9000

u/pavel

Try changing C(i+t) to C(i*t)

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rodrigo.siqueira

function u(t) {

c.width=1600
for(j=0;j<5;j=j+1.57){for(i=1;i<200;i=i+3.13){
x.lineTo(800,440+C(j+i+t/2)*280)
x.lineTo(800+C(i)*600,450+S(j)*330)}}x.stroke()

Oct 26 2018 11:39 PM UTC

}// 140/140

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Hypnotic wire art

u/BirdsTweetCodersDweet

Pretty :D

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rodrigo.siqueira

function u(t) {

c.width=1600;
 for(i=1;i<900;i=i+9+C(i)*5) {
  x.lineTo(800+t+C(t+i*t/29)*610,440+S(i*t/29)*280)
 }
 x.stroke()

Oct 26 2018 3:21 AM UTC

}// 111/140

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Rotatus

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rodrigo.siqueira

function u(t) {

c.width=600;
for(n=1;n<9;n++) {
 for(i=1;i<8;i=i+6.28/n) {
  x.lineTo(S(t)*C(i)*35+370+n*80-450,200+S(i)*80)
 }
 x.stroke()
}

Oct 25 2018 10:00 PM UTC

}// 126/140

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Polygon showcase

u/f8f82804

I love the 2-gon!

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rodrigo.siqueira

remix of d/10665 by u/metamn

function u(t) {

for(c.width=i=500,x.font="210px sans";i--;)with(x)save(),beginPath(),rect(0,i,1e4,1),clip(),fillText("👻",99+30*S(.02*i+5*t),220),restore()

Oct 25 2018 3:38 PM UTC

}// 139/140

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Halloween ghost

dwitter.net | rodrigo.siqueira (17950)