Dweets by u/katkip

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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Current theme challenge: #Opposites

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katkip

function u(t) {

c.width*=1;
for(i=49;i--;)
x.beginPath(),x.ellipse(960,840+(z=S(i/3-t)*(49-i)*3/(t+2)),50+i*40,i*5,0,0,7),x.stroke()

Oct 14 2020 7:38 AM UTC

}// 116/140

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water i think

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katkip

function u(t) {

t||(z=X=Y=1)
for(i=999;i--;){
x.fillRect(100+X*200,Y*152+30,2,2)
X+=S(z)/9+S(Y-S(Y*3+S(Y)/69)*3)/99
Y+=C(X-C(X*5)*2)/51+C(X)/644
z+=1
}

Oct 9 2020 7:15 AM UTC

}// 135/140

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katkip

function u(t) {

eval(unescape(escape`𨰮𭱩𩁴𪀪🐱𞱸𛡴𬡡𫡳𫁡𭁥𚀹𝠰𛀵𝀰𚐻𮀮𬡯𭁡𭁥𚁴𚐻𮀮𩡩𫁬𤡥𨱴𚀭𞐹𛀭𞐹𛀲𜀰𛀲𜀰𚐻𩡯𬠨𪐽𜠹𞱩𛐭𞰩𮀮𩁲𨑷𢑭𨑧𩐨𨰬𛐲𝠰𛀭𝐴𜀬𞐶𜀬𞐰𜀩𛁸𛡤𬡡𭱉𫑡𩱥𚁣𛀭𞀶𜀬𛐵𜠰𛀹𝠰𛀸𝀰𚐬𮀮𩁲𨑷𢑭𨑧𩐨𨰬𛐳𜀬𜐶𜀬𛐸𜀰𛀭𜰰𜀩`.replace(/u../g,'')))

Oct 5 2020 11:57 AM UTC

}// 135/140

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katkip

function u(t) {

f=(x,n=22)=>n>0?f(x/(1-x)-1,n-1):x

c.width=200
x.fillText(-f(t),50,60)

Sep 30 2020 5:44 PM UTC

}// 71/140

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why does my program print the golden ratio?

u/danny@hille.dk

without recursion: for(X=i=22;t==0&&i--;)X=X/(1-X)-1;x.scale(14,14),x.fillText(-X,10,10)

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katkip

function u(t) {

eval(unescape(escape`𒡦🐨𦀬𦐬𫠽𞐳𚐽🡮🡘𚡙🱦𚀲𚡘𚡙𛀮𜰫𦐪𦐭𦀪𦀬𫠭𜐩𞠹𞐹𛑮𚠱𜠮𝐻𬠽𣑡𭁨𛡲𨑮𩁯𫐻𩡯𬠨𪐽𜠹𞐹𞱩𛐭𞰩𦀽𬠨𙱤𭱩𭁴𩑲𙰩𛁙👲𚀧𪑳𘁮𪑣𩐧𚐬𮀮𩡩𫁬𤱴𮑬𩐽𤠨𮠽𞐯𭀬𮠬𩠨𦀪𜠭𜐬𦐪𜠭𜐬𞐲𚐩𛁸𛡦𪑬𫁒𩑣𭀨𦀪𞐹𞐬𦐪𞐹𞐬𮠬𮠩𞰻`.replace(/u../g,'')))

Sep 26 2020 12:29 PM UTC

}// 136/140

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fast hd #fractal

u/taupelink

The first thought that came to mind was....brains?
u/Xen

yess!!
u/katkip

#katkweet

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katkip

function u(t) {

eval(localStorage.TT)
F(A/2)
A+=G*5/2
F(A/5)
A-=G*5/5-2*G
F(A/5)
A-=-G*5+9*G/6

Sep 17 2020 1:34 PM UTC

}// 78/140

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It uses the turtle library: https://www.dwitter.net/d/17218

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katkip

function u(t) {

eval(unescape(escape`𨰮𬱴𮑬𩐮𨡡𨱫𩱲𫱵𫡤🐢𘱦𩠰𘠻𩠽𭰽🡻𪑦𚁓𚁷𚠳𚐼𠰨𭰪𜰩𚑸𛡦𪑬𫁒𩑣𭀨𞐶𜀫𤰨𭰩𚠨𝀰𜀭𭀪𝐰𚐬𝐴𜀫𠰨𭰩𚠨𝀰𜀭𭀪𝐰𚐬𝐬𝐩𞱥𫁳𩐠𩠨𭰭𜐩𯐻𪑦𚀡𭀩𬐽𜀊𪑦𚁴🀵𯁼𭀾𝠦𙡴🀱𜀩𩡯𬠨𪐽𞐹𞱩𛐭𞰩𩠨𬐩𛁱𚰽𭀻`.replace(/u../g,'')))

Sep 13 2020 6:12 PM UTC

}// 128/140

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#waitforit #sign toxic!

u/tomxor

Nice!

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katkip

remix of d/19915 by u/katkip

function u(t) {

c.width*=1
if(!t)q=0;
for(j=999;j--;){Z=[q,q*2,t-q,t-q*3,q*4-t,q*7]
X=960,Y=540
for(i of Z){X+=C(i)*99,Y+=S(i)*99}x.fillRect(X,Y,9,9),q+=9}

Sep 11 2020 2:18 PM UTC

}// 139/140

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curve maker, change Z=[...

u/katkip

Z=[q,-q,-q,-q,q*3-t,q*2-t*2] is interesting
u/katkip

Z=[q,-q,-q,-q,-t,-t,q-t*2,q*9-t*5,q*3,t,t,q*5]
u/rep_movsd

Nice - this multi-sine thing would come in handy for more of my fruits

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katkip

function u(t) {

if(!t)q=0;
for(j=99;j--;){Z=[q,q*2,q*3,q*4,q*5,q*6,]
X=960,Y=540
for(i of Z){X+=C(i*3.14*2)*99,Y+=S(i*3.14*2)*99}x.fillRect(X,Y,9,9),q++}

Sep 11 2020 2:13 PM UTC

}// 137/140

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#cardioid

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katkip

function u(t) {

c.width*=1;c.style.filter='invert()'
for(i=1999;i--;)x.beginPath(),x.fill(x.arc(960+S(z=i*55+t/9)*i**1.1,3e3+C(z)*i**1.1,99-i/29,0,t))

Sep 5 2020 12:21 PM UTC

}// 134/140

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u/DataMeta

cool, like a planetarium of sorts
u/Xen

nice!

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