Explicit data tile size

test/rendering/cases/webgl-tile-aspect-ratio/main.js

@@ -0,0 +1,21 @@
+import GeoTIFF from '../../../../src/ol/source/GeoTIFF.js';
+import Map from '../../../../src/ol/Map.js';
+import TileLayer from '../../../../src/ol/layer/WebGLTile.js';
+
+const source = new GeoTIFF({
+  convertToRGB: true,
+  sources: [{url: '/data/raster/non-square-pixels.tif'}],
+});
+
+new Map({
+  target: 'map',
+  layers: [new TileLayer({source})],
+  view: source.getView().then((config) => ({
+    ...config,
+    rotation: Math.PI / 6,
+  })),
+});
+
+render({
+  message: 'properly renders rotated non-square pixels',
+});