| 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 Resource = require('./Resource.js');
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| 7 |
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| 8 | class BufferResource extends Resource.Resource {
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| 9 | constructor(source, options) {
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| 10 | const { width, height } = options || {};
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| 11 | if (!width || !height) {
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| 12 | throw new Error("BufferResource width or height invalid");
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| 13 | }
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| 14 | super(width, height);
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| 15 | this.data = source;
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| 16 | }
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| 17 | upload(renderer, baseTexture, glTexture) {
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| 18 | const gl = renderer.gl;
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| 19 | gl.pixelStorei(gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, baseTexture.alphaMode === constants.ALPHA_MODES.UNPACK);
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| 20 | const width = baseTexture.realWidth;
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| 21 | const height = baseTexture.realHeight;
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| 22 | if (glTexture.width === width && glTexture.height === height) {
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| 23 | gl.texSubImage2D(baseTexture.target, 0, 0, 0, width, height, baseTexture.format, glTexture.type, this.data);
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| 24 | } else {
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| 25 | glTexture.width = width;
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| 26 | glTexture.height = height;
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| 27 | gl.texImage2D(baseTexture.target, 0, glTexture.internalFormat, width, height, 0, baseTexture.format, glTexture.type, this.data);
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| 28 | }
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| 29 | return true;
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| 30 | }
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| 31 | dispose() {
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| 32 | this.data = null;
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| 33 | }
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| 34 | static test(source) {
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| 35 | return source instanceof Float32Array || source instanceof Uint8Array || source instanceof Uint32Array;
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| 36 | }
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| 37 | }
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| 38 |
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| 39 | exports.BufferResource = BufferResource;
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| 40 |
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