71 lines
1.8 KiB
JavaScript
71 lines
1.8 KiB
JavaScript
const Vec3 = require('vec3').Vec3
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const { ManhattanIterator, SpiralIterator2d, OctahedronIterator } = require('../index').iterators
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console.info('Octahedron Iterator 3D:\n' + iterate3d(new OctahedronIterator(new Vec3(0, 0, 0), 2)))
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console.info('ManhattanIterator Iterator:\n' + iterate2d(new ManhattanIterator(0, 0, 5)))
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console.info('SpiralIterator2d Iterator:\n' + iterate2d(new SpiralIterator2d(new Vec3(0, 0, 0), 4)))
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function iterate3d (iter) {
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let n = iter.next()
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const result = []
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const size = 3
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let counter = 0
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for (let x = 0; x < size * 2; x++) {
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for (let y = 0; y < size * 2; y++) {
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if (!result[x]) result[x] = []
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for (let z = 0; z < size * 2; z++) {
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if (!result[x][y]) result[x][y] = []
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result[x][y][z] = ' '
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}
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}
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}
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console.info(result)
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while (n) {
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result[n.x + size][n.y + size][n.z + size] = pad(counter)
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counter = counter + 1
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n = iter.next()
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}
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let str = 'Layer 0: ...\n'
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for (let x = 0; x < size * 2; x++) {
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let line = ''
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for (let y = 0; y < size * 2; y++) {
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for (let z = 0; z < size * 2; z++) {
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line += '|' + pad(result[x][y][z])
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}
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line += ' '
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}
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str += line + '\n'
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}
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return str
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}
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function iterate2d (iter) {
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let n = iter.next()
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const result = []
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const size = 5
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let counter = 0
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for (let x = 0; x < size * 2; x++) {
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for (let z = 0; z < size * 2; z++) {
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if (!result[x]) result[x] = []
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result[x][z] = ' '
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}
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}
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while (n) {
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result[n.x + size][n.z + size] = pad(counter)
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counter = counter + 1
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n = iter.next()
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}
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let str = ''
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for (let x = 0; x < size * 2; x++) {
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for (let z = 0; z < size * 2; z++) {
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str += '|' + result[x][z]
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}
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str += '|\n'
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}
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return str
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}
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function pad (num) {
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return num.toString().padStart(3, ' ')
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}
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