2018-04-22 23:00:10 +02:00
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import SeedRng from 'seedrandom'
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import FastSimplexNoise from 'fast-simplex-noise'
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import {type as T, level as L} from './def'
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import BlockGen from './first-iteration'
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import BlockExt from './second-iteration'
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2018-04-23 00:35:47 +02:00
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import Player from './third-iteration'
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2018-04-22 23:00:10 +02:00
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export default class Level {
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constructor (width, height, seed = 'super random seed') {
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const random = SeedRng(seed)
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const noiseGen = new FastSimplexNoise({ random })
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this._w = width
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this._h = height
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this._grid = new Array(this._h)
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this.blockGen = new BlockGen(noiseGen)
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this.blockExt = new BlockExt(noiseGen)
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2018-04-23 00:35:47 +02:00
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this.player = new Player(this._grid)
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2018-04-22 23:00:10 +02:00
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}
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2018-04-26 00:29:45 +02:00
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grid (x, y) {
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this.generate(x, y, this._w, this._h)
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2018-04-22 23:00:10 +02:00
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return this._grid
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}
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2018-04-26 00:29:45 +02:00
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generate (x, y, w, h) {
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2018-04-23 00:35:47 +02:00
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for (let i = 0; i < h; i++) {
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const level = y + i
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const column = x
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const row = Array(w)
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2018-04-22 23:00:10 +02:00
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const previousRow = this._grid[i - 1] || Array()
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2018-04-23 00:35:47 +02:00
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this.blockGen.level(level, column, row, previousRow)
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this.blockExt.level(level, column, row, previousRow)
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2018-04-22 23:00:10 +02:00
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this._grid[i] = row
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}
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}
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}
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