81 lines
2.7 KiB
JavaScript
81 lines
2.7 KiB
JavaScript
/*
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* This file is part of BlueMap, licensed under the MIT License (MIT).
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*
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* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
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* Copyright (c) contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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import {ClampToEdgeWrapping, LinearFilter, Texture} from "three";
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export class TileMap {
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static EMPTY = "#000";
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static LOADED = "#fff";
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/**
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* @param width {number}
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* @param height {number}
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*/
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constructor(width, height) {
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this.canvas = document.createElementNS('http://www.w3.org/1999/xhtml', 'canvas');
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this.canvas.width = width;
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this.canvas.height = height;
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/**
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* @type CanvasRenderingContext2D
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*/
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this.tileMapContext = this.canvas.getContext('2d', {
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alpha: false,
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willReadFrequently: true,
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});
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this.texture = new Texture(this.canvas);
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this.texture.generateMipmaps = false;
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this.texture.magFilter = LinearFilter;
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this.texture.minFilter = LinearFilter;
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this.texture.wrapS = ClampToEdgeWrapping;
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this.texture.wrapT = ClampToEdgeWrapping;
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this.texture.flipY = false;
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this.texture.needsUpdate = true;
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}
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/**
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* @param state {string}
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*/
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setAll(state) {
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this.tileMapContext.fillStyle = state;
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this.tileMapContext.fillRect(0, 0, this.canvas.width, this.canvas.height);
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this.texture.needsUpdate = true;
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}
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/**
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* @param x {number}
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* @param z {number}
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* @param state {string}
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*/
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setTile(x, z, state) {
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this.tileMapContext.fillStyle = state;
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this.tileMapContext.fillRect(x, z, 1, 1);
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this.texture.needsUpdate = true;
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}
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} |