1 | import { ExtensionType, extensions } from '@pixi/extensions';
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2 | import { Transform, Matrix } from '@pixi/math';
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3 | import { RenderTexture } from './RenderTexture.mjs';
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4 |
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5 | const tempTransform = new Transform();
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6 | class GenerateTextureSystem {
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7 | constructor(renderer) {
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8 | this.renderer = renderer;
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9 | this._tempMatrix = new Matrix();
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10 | }
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11 | generateTexture(displayObject, options) {
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12 | const { region: manualRegion, ...textureOptions } = options || {};
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13 | const region = manualRegion || displayObject.getLocalBounds(null, true);
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14 | if (region.width === 0)
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15 | region.width = 1;
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16 | if (region.height === 0)
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17 | region.height = 1;
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18 | const renderTexture = RenderTexture.create({
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19 | width: region.width,
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20 | height: region.height,
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21 | ...textureOptions
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22 | });
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23 | this._tempMatrix.tx = -region.x;
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24 | this._tempMatrix.ty = -region.y;
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25 | const transform = displayObject.transform;
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26 | displayObject.transform = tempTransform;
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27 | this.renderer.render(displayObject, {
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28 | renderTexture,
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29 | transform: this._tempMatrix,
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30 | skipUpdateTransform: !!displayObject.parent,
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31 | blit: true
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32 | });
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33 | displayObject.transform = transform;
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34 | return renderTexture;
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35 | }
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36 | destroy() {
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37 | }
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38 | }
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39 | GenerateTextureSystem.extension = {
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40 | type: [
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41 | ExtensionType.RendererSystem,
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42 | ExtensionType.CanvasRendererSystem
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43 | ],
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44 | name: "textureGenerator"
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45 | };
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46 | extensions.add(GenerateTextureSystem);
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47 |
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48 | export { GenerateTextureSystem };
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49 |
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