| 1 | 'use strict';
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| 2 |
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| 3 | Object.defineProperty(exports, '__esModule', { value: true });
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| 4 |
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| 5 | var constants = require('@pixi/constants');
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| 6 | var AbstractMultiResource = require('./AbstractMultiResource.js');
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| 7 |
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| 8 | class ArrayResource extends AbstractMultiResource.AbstractMultiResource {
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| 9 | constructor(source, options) {
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| 10 | const { width, height } = options || {};
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| 11 | let urls;
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| 12 | let length;
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| 13 | if (Array.isArray(source)) {
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| 14 | urls = source;
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| 15 | length = source.length;
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| 16 | } else {
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| 17 | length = source;
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| 18 | }
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| 19 | super(length, { width, height });
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| 20 | if (urls) {
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| 21 | this.initFromArray(urls, options);
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| 22 | }
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| 23 | }
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| 24 | addBaseTextureAt(baseTexture, index) {
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| 25 | if (baseTexture.resource) {
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| 26 | this.addResourceAt(baseTexture.resource, index);
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| 27 | } else {
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| 28 | throw new Error("ArrayResource does not support RenderTexture");
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| 29 | }
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| 30 | return this;
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| 31 | }
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| 32 | bind(baseTexture) {
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| 33 | super.bind(baseTexture);
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| 34 | baseTexture.target = constants.TARGETS.TEXTURE_2D_ARRAY;
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| 35 | }
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| 36 | upload(renderer, texture, glTexture) {
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| 37 | const { length, itemDirtyIds, items } = this;
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| 38 | const { gl } = renderer;
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| 39 | if (glTexture.dirtyId < 0) {
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| 40 | gl.texImage3D(gl.TEXTURE_2D_ARRAY, 0, glTexture.internalFormat, this._width, this._height, length, 0, texture.format, glTexture.type, null);
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| 41 | }
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| 42 | for (let i = 0; i < length; i++) {
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| 43 | const item = items[i];
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| 44 | if (itemDirtyIds[i] < item.dirtyId) {
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| 45 | itemDirtyIds[i] = item.dirtyId;
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| 46 | if (item.valid) {
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| 47 | gl.texSubImage3D(gl.TEXTURE_2D_ARRAY, 0, 0, 0, i, item.resource.width, item.resource.height, 1, texture.format, glTexture.type, item.resource.source);
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| 48 | }
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| 49 | }
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| 50 | }
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| 51 | return true;
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| 52 | }
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| 53 | }
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| 54 |
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| 55 | exports.ArrayResource = ArrayResource;
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| 56 |
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