Dwitter - javascript demos in 140 characters

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

Please log in (or register) to post a dweet (copy-paste the code somewhere safe to save it meanwhile)


    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

show FPS hide FPS share fullscreen

Xen

remix of d/19608 by u/veubeke

function u(t) {

for(c.width|=i=9,x.font='15em"';i--;x.fillText('🐌💙',-299,-180))x.transform(1,i-0?0:t,i%2?1:-T(C(t)),1,i<8?i:980,i<9?200:99)

Aug 5 2020 6:57 PM UTC

}// 123/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

had to play quickly before pub o'clock

show FPS hide FPS share fullscreen

magna

function u(t) {

.12857142857142856

Aug 4 2020 5:37 PM UTC

}// 18/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

18/140

u/katkip

:D

show FPS hide FPS share 1 remix fullscreen

Odog8

function u(t) {

for(i=n=~~(t*120)+1;n%--i;);if(i==1)C=n;throw C

Aug 3 2020 12:09 AM UTC

}// 47/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

fast primes

u/Odog8

hits every prime, too

show FPS hide FPS share fullscreen

Billedluh

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁼👷🐹𜀰𒡩𩠨𭀽🐰𚑹👛𧐬𭠽𦱝𒡦𫱲𚁩🐱𞱩🁷𞱩𚰫𚐊𮱩𩠨𭀼𛠱𯁼𮑛𪑝🠱𜠰𜁼𯁹𦱩𚰲𧐼𜀩𮑛𪑝👷𛁶𦱩𧐽𞐪𠰨𪐪𞐪𭀩𛐳𜀬𮑛𪐫𭱝👷𛁶𦱩𚱷𧐽𞐪𤰨𪐫𝐩𒡸𛡦𪑬𫁒𩑣𭀨𮑛𪐫𭱝𚰽𭡛𪐫𭱝𛁹𦱩𧐫👶𦱩𧐫🐱𛑶𦱩𧐪𚁹𦱩𧐾𞐰𜀩𛰳𛀹𛀹𚑽`.replace(/u../g,'')))

Aug 1 2020 7:50 AM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

leak

Show more comments…
u/Billedluh

Give it a second to work out the perfectly sinusoidal bubbles.
u/Billedluh

Trigonometry isn't about triangles, it's about bubbles.
u/Billedluh

& I'm sure someone has already done this, I mostly post it so I can go to sleep.
u/Billedluh

source
u/Billedluh

source
u/Billedluh

c.width|=w=900 if(t==0)y=[],v=[] for(i=1;i<w;i++) {if(t<.1||y[i]>1200||y[i+2]<0)y[i]=w,v[i]=9*C(i*9*t)-30,y[i+w]=w,v[i+w]=9*S(i+5) x.fillRect(y[i+w]+=v[i+w],y[i]+=v[i]+=1-v[i]*(y[i]>900)/3,9,9)}

show FPS hide FPS share fullscreen

henrosaurus

function u(t) {

c.width|=0
with(x)for(i=99;i--;fill())fillStyle=R(255*T(i)*S(i),0,t),beginPath(),arc(960+C(i/t),540+C(i)*i,t*i+Math.abs(T(t)*C(i)),0,6)

Aug 2 2020 3:18 PM UTC

}// 135/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

fire focus

show FPS hide FPS share 1 remix fullscreen

jellyedwards

function u(t) {

c.width=200
for(i=40;i--;)
x.fillText(i%2?`🐦 @Celebrity${String.fromCharCode(65+i)}`:"Send BTC h̲e̲r̲e̲ & get 2x back!",20,(i+t*t/9)*20%800)

Aug 1 2020 8:17 AM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

#crypto twitter hack

u/katkip

!
u/Xen

lol

show FPS hide FPS share 1 remix fullscreen

taupelink

function u(t) {

for(i=1e3;i--;x.fillRect(X*320,Y*180,Y%C(d=a[X|0])*X%S(e=a[Y|0]),C(d+e*e)*S(e/d)))X=(r=Math.random)()*6,Y=r()*6,a=[p=X*X,X,q=Y*Y,p+q,Y,p-q]

Aug 2 2020 7:00 PM UTC

}// 139/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

d/19588

u/taupelink

looks like all-grey on iOS...not sure what's going on
u/taupelink

I think it has to do with the fillRect function and fractional widths. I wonder whether tiny widths get rounded up in iOS, filling in blanks that appear on other systems

show FPS hide FPS share fullscreen

Billedluh

remix of d/19581 by u/Billedluh

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁼👷🐸𜀰𒡩𩠨𭀽🐰𚑹👛𧐬𭠽𦱝𒡦𫱲𚁩🐰𞱩🁷𞱩𚰽𝐩𒡻𫰽𪐫𭰻𪑦𚁴🀮𜐩𮑛𪑝👩𛁹𦱯𧐽𚁩𙐴𜀩𛁶𦱩𧐽𭡛𫱝🐲𒡡🐨𚁤👷𛑹𦱩𧐩𚡤𚰨𩠽𭰭𮑛𫱝𚐪𩠩𚠪𛠵𒡸𛡦𪑬𫁒𩑣𭀨𮑛𫱝𚰽𭡛𫱝𚰽𩠪𚁱🐲𩐴𛰨𨐪𨐪𨐩𚐬𮑛𪑝𛐽𭡛𪑝𛐽𩀪𬐬𞐬𞐩𯐻`.replace(/u../g,'')))

Aug 3 2020 1:17 AM UTC

}// 140/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

Orderly Gravity

show FPS hide FPS share 1 remix fullscreen

Billedluh

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪁼👷🐶𜀰𒡩𩠨𭀽🐰𚑹👛𧐬𭠽𦱝𒡦𫱲𚁩🐰𞱩🁷𞱩𚰫𚐊𮱯👩𚱷𞱩𩠨𭀼𛠱𚑹𦱩𧐽𮑛𫱝🐹𛁶𦱩𧐽𭡛𫱝👩𚡴𙐵𒡡🐨𚁤👷𛑹𦱩𧐩𚡤𚰨𩠽𭰭𮑛𫱝𚐪𩠩𚠪𜐮𝐊𮀮𩡩𫁬𤡥𨱴𚁹𦱯𧐫👶𦱯𧐫👦𚠨𬐽𜡥𝐯𨐩𛁹𦱩𧐭👶𦱩𧐭👤𚡱𛀹𛀹𚑽`.replace(/u../g,'')))

Aug 2 2020 1:04 AM UTC

}// 135/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

Do you want Asteroids? Because that's how you get Asteroid belts.

u/Billedluh

c.width|=w=600 if(t==0)y=[],v=[] for(i=0;i<w;i++) {o=i+w;if(t<.1)y[i]=y[o]=9,v[i]=v[o]=i*t%5 a=((d=w-y[i])*d+(f=w-y[o])*f)**1.5 x.fillRect(y[o]+=v[o]+=f*(q=2e5/a),y[i]-=v[i]-=d*q,9,9)}

show FPS hide FPS share fullscreen

katkip

function u(t) {

eval(unescape(escape`𪑦𚀡𭀩𮱘👙🐲𜀰𞱑👛𧐻𩡯𬠨𪐽𞐹𞐻𪐭𛐻𚑑𛡰𭑳𪀨𮱸𞡩𚠲𛁹𞡓𚁩𚡩𚐪𝐰𜀫𝐴𜁽𚑽𩡯𬠨𫰠𫱦𘁑𚑸𛡢𩑧𪑮𤁡𭁨𚀩𛁸𛡡𬡣𚁯𛡸𛁯𛡹𛀲𛀰𛁴𚐬𮀮𩡩𫁬𚀩𛁡👍𨑴𪀮𨑴𨑮𜠨𞐶𜀭𫰮𮀬𝐴𜀭𫰮𮐩𛁯𛡸𚰽𤰨𨐪𜠩𛁯𛡹𚰽𠰨𨐪𜠩`.replace(/uD./g,``)))

Aug 2 2020 3:48 AM UTC

}// 131/140

Please log in (or register) to post as a new dweet (copy-paste code somewhere safe to save it meanwhile).

magnet thing?

u/jellyedwards

Very cool