34 lines
777 B
JavaScript
34 lines
777 B
JavaScript
import ImageLayer from '../../../../src/ol/layer/Image.js';
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import Map from '../../../../src/ol/Map.js';
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import RasterSource from '../../../../src/ol/source/Raster.js';
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import View from '../../../../src/ol/View.js';
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import XYZ from '../../../../src/ol/source/XYZ.js';
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const raster = new RasterSource({
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sources: [
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new XYZ({
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url: '/data/tiles/osm/{z}/{x}/{y}.png',
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transition: 0,
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}),
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],
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threads: 0, // Avoid using workers to work with puppeteer
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operation: function (pixels) {
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const pixel = pixels[0];
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const red = pixel[0];
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pixel[0] = pixel[2];
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pixel[2] = red;
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return pixel;
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},
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});
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new Map({
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layers: [new ImageLayer({source: raster})],
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target: 'map',
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view: new View({
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center: [0, 0],
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zoom: 0,
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}),
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});
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render();
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