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/**
* Scales
* @module client/lib/scales.js;
*/
import "core-js/stable";
import "regenerator-runtime/runtime";
import {
Arithmetic,
Collatz,
Fibonacci,
Geometric,
Power,
Prime,
Triangle,
} from "../vendor/number-sequences/dist/index.js";
let a, b;
export const scales = [
{ name: "natural", get: (i, j) => [i + 1, j + 1] },
{ name: "undertone", get: (i, j) => [i + 1, i + j + 2] },
{ name: "overtone", get: (i, j) => [i + j + 2, j + 1] },
{
name: "primes",
reset: (x, y, w, h) => {
a = Prime().skip(x).take(w).toJS();
b = Prime().skip(y).take(h).toJS();
},
get: (ii, jj, i, j) => [a[i], b[j]],
},
{
name: "arithmetic",
reset: (x, y, w, h) => {
a = Arithmetic(x + 1, x + 1)
.take(w)
.toJS();
b = Arithmetic(y + 1, y + 1)
.take(h)
.toJS();
// console.log(a);
},
get: (ii, jj, i, j) => [a[i], b[j]],
},
{
name: "hyperbolic",
get: (ii, jj, i, j, x, y) => [
1 + (i * (x + 1)) / (y + 1),
1 + (j * (x + 1)) / (y + 1),
],
},
// {
// name: "triangle",
// reset: (x, y, w, h) => {
// a = Triangle().skip(x).take(w).toJS();
// b = Triangle().skip(y).take(h).toJS();
// },
// get: (ii, jj, i, j) => [a[i], b[j]],
// },
{
name: "collatz",
reset: (x, y, w, h) => {
a = Collatz(x + 1)
.take(w)
.toJS();
b = Collatz(y + 1)
.take(h)
.toJS();
},
get: (ii, jj, i, j) => [a[i], b[j]],
},
{
name: "pythagorean",
get: (i, j) =>
i < j
? [3 ** (i + 1), 2 ** (j + Math.ceil(Math.max(0, (i * 1.0) / 2)))]
: [2 ** (i + Math.ceil(Math.max(0, (j * 1.2) / 2))), 3 ** j],
},
];
export const equal = { name: "equal", get: (i, j) => [i, j + 1] };
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