Stellar-themed serene scenes by joeytwiddle

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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joeytwiddle

function u(t) {

c.width=420;x.scale(25,25),i=0;for(j of '🌇🌆🌅🌉🌃🌌⛺🌄')k=4*C(6.28*i++/8-t/5)-3,x.globalAlpha=k<0?0:k,x.fillText(j,3,9)

Apr 30 2018 10:27 AM UTC

}// 114/140

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Stellar-themed serene scenes

u/lionleaf

Nice one! #emoji
u/joeytwiddle

Blurred out of the park in Chrome v83 on Linux
u/joeytwiddle

Fixed version: c.width=420;x.font="13em'",i=0;for(j of "🌇🌆🌅🌉🌃🌌⛺🌄")k=4*C(6.28*i++/8-t/5)-3,x.globalAlpha=k<0?0:k,x.fillText(j,75,185)


      u(t) is called 60 times per second.
      t: elapsed time in seconds.
      c: A 1920x1080 canvas.
      x: A 2D context for that canvas.
      S: Math.sin
      C: Math.cos
      T: Math.tan
      R: Generates rgba-strings, ex.: R(255, 255, 255, 0.5)

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