39 lines
934 B
JavaScript
39 lines
934 B
JavaScript
import DataTile from '../../../../src/ol/source/DataTile.js';
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import Map from '../../../../src/ol/Map.js';
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import TileLayer from '../../../../src/ol/layer/WebGLTile.js';
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import View from '../../../../src/ol/View.js';
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// import {createXYZ} from '../../../../src/ol/tilegrid.js';
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const size = 512;
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const data = new Uint8Array(size * size);
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for (let row = 0; row < size; ++row) {
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for (let col = 0; col < size; ++col) {
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data[row * size + col] = (row + col) % 2 === 0 ? 255 : 0;
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}
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}
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new Map({
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target: 'map',
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layers: [
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new TileLayer({
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source: new DataTile({
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// remove this in the next major release
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tilePixelRatio: 2,
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// instead use an explicit source and render tile size
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// tileSize: size,
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// tileGrid: createXYZ({maxZoom: 0}),
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maxZoom: 0,
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loader: () => data,
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}),
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}),
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],
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view: new View({
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center: [0, 0],
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zoom: 4,
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}),
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});
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render();
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