Dweets by u/Smiley1000

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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Smiley1000

remix of d/24966 by u/Smiley1000

function u(t) {

c.width=c.width
z=t*2
x.font=z+"px Consolas"
s="█ "+Date().toLocaleString()+" █"
x.fillText(s,(1920-s.length*z*1126/2048)/2,(1080+z)/2)

Feb 20 2022 7:42 PM UTC

}// 135/140

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Current date (growing bigger)

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Smiley1000

function u(t) {

c.width=c.width
z=50
x.font=z+"px Consolas"
s="█ "+Date().toLocaleString()+" █"
x.fillText(s,(1920-s.length*z*1126/2048)/2,(1080+z)/2)

Feb 20 2022 7:40 PM UTC

}// 134/140

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Current date

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Smiley1000

remix of d/24954 by u/Smiley1000

function u(t) {

x.font="20px Consolas"
ps=[]
s=(t*3|0)+1
for(n=2;ps.length<s;n++){b=1
for(p of ps){if(n%p==0)b=0}if(b)ps.push(n)}x.fillText(ps.pop(),0,20*s)

Feb 19 2022 7:31 PM UTC

}// 140/140

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Prime numbers (smaller)

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Smiley1000

remix of d/24951 by u/Smiley1000

function u(t) {

x.font="50px Consolas"
ps=[]
s=(t*3|0)+1
for(n=2;ps.length<s;n++){b=1
for(p of ps){if(n%p==0)b=0}if(b)ps.push(n)}x.fillText(ps.pop(),0,50*s)

Feb 19 2022 7:30 PM UTC

}// 140/140

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Prime numbers

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Smiley1000

remix of d/24951 by u/Smiley1000

function u(t) {

x.font="50px Consolas"
s=(t*3)|0
n=2**s
x.fillText(n,0,50*(s+1))

Feb 19 2022 7:18 PM UTC

}// 64/140

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Powers of 2

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Smiley1000

remix of d/24951 by u/Smiley1000

function u(t) {

x.font="50px Consolas"
s=(t*3)|0
n=s*s
x.fillText(n,0,50*(s+1))

Feb 19 2022 7:17 PM UTC

}// 63/140

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Square numbers

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Smiley1000

function u(t) {

x.font="50px Consolas"
n=196
s=(t*3)|0
for(i=0;i<s;i+=1)
n=n+(parseInt(n.toString().split("").reverse().join("")))
x.fillText(n,0,50*(s+1))

Feb 19 2022 7:16 PM UTC

}// 139/140

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196 (Lychrel numbers)

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Smiley1000

remix of d/24813 by u/Smiley1000

function u(t) {

for(h=0;h<108;h++)for(w=0;w<192;w++){
f=o=>(C((w*0.005+t+o/3)*6.3)<h/54-1)*255
x.fillStyle=R(f(0),f(1),f(2),1)
x.fillRect(w*10,h*10,10,10)
}

Jan 22 2022 1:05 PM UTC

}// 140/140

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colorful Cosine Wave! (with dirty Tricks)

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Smiley1000

function u(t) {

for(h=0;h<108;h++){
for(w=0;w<192;w++){
v=(C((w*10/1920+t)*6.28)<(h/54-1))*255;
x.fillStyle=R(v,v,v,1);
x.fillRect(w*10,h*10,10,10);
}}

Jan 22 2022 12:49 PM UTC

}// 135/140

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Cosine Wave!

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