hex color function
A function that creates random hex color values by concatenating random hex color components. allows to adjust the colors for specific ranges in their channels.
func h(a, b) {
let r = floor(random(a, b));
let c0 = "0";
let c1 = "1";
let c2 = "2";
let c3 = "3";
let c4 = "4";
let c5 = "5";
let c6 = "6";
let c7 = "7";
let c8 = "8";
let c9 = "9";
let ca = "a";
let cb = "b";
let cc = "c";
let cd = "d";
let ce = "e";
let cf = "f";
if (r == 0) {
return c0;
} else if (r == 1) {
return c1;
} else if (r == 2) {
return c2;
} else if (r == 3) {
return c3;
} else if (r == 4) {
return c4;
} else if (r == 5) {
return c5;
} else if (r == 6) {
return c6;
} else if (r == 7) {
return c7;
} else if (r == 8) {
return c8;
} else if (r == 9) {
return c9;
} else if (r == 10) {
return ca;
} else if (r == 11) {
return cb;
} else if (r == 12) {
return cc;
} else if (r == 13) {
return cd;
} else if (r == 14) {
return ce;
} else {
return cf;
}
}
func hexer(rl1, rh1, rl2, rh2, gl1, gh1, gl2, gh2, bl1, bh1, bl2, bh2) {
return "#" + h(rl1, rh1) + h(rl2, rh2) + h(gl1, gh1) + h(gl2, gh2) + h(bl1, bh1) + h(bl2, bh2);
}
// --- functions above
let x = 0;
let y = 0;
let step = 10;
noStroke();
repeat(i, 0, 100 * 100, step) {
fill(hexer(0, 15, 0, 15, 10, 12, 10, 12, 10, 12, 10, 12));
rect(x, y, step, step);
x = x + step;
if (x > WIDTH) {
x = 0;
y = y + step;
}
}