From 2a81a7a2367c46d25f39a98d06227316b593c784 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maximilian=20Kr=C3=B6g?= <maxi_kroeg@web.de>
Date: Wed, 16 Sep 2020 23:15:06 +0200
Subject: [PATCH] Add rendering test for multi world

---
 .../layer-vector-multi-world/expected.png     | Bin 0 -> 1141 bytes
 .../cases/layer-vector-multi-world/main.js    |  69 ++++++++++++++++++
 2 files changed, 69 insertions(+)
 create mode 100644 rendering/cases/layer-vector-multi-world/expected.png
 create mode 100644 rendering/cases/layer-vector-multi-world/main.js

diff --git a/rendering/cases/layer-vector-multi-world/expected.png b/rendering/cases/layer-vector-multi-world/expected.png
new file mode 100644
index 0000000000000000000000000000000000000000..908c05a4a2eb4fdda0f161fdabbc699e29234cd2
GIT binary patch
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diff --git a/rendering/cases/layer-vector-multi-world/main.js b/rendering/cases/layer-vector-multi-world/main.js
new file mode 100644
index 0000000000..ae458e87fe
--- /dev/null
+++ b/rendering/cases/layer-vector-multi-world/main.js
@@ -0,0 +1,69 @@
+import Feature from '../../../src/ol/Feature.js';
+import Fill from '../../../src/ol/style/Fill.js';
+import Map from '../../../src/ol/Map.js';
+import Polygon from '../../../src/ol/geom/Polygon.js';
+import Style from '../../../src/ol/style/Style.js';
+import VectorLayer from '../../../src/ol/layer/Vector.js';
+import VectorSource from '../../../src/ol/source/Vector.js';
+import View from '../../../src/ol/View.js';
+import {Projection, addCoordinateTransforms} from '../../../src/ol/proj.js';
+import {fromEPSG4326, toEPSG4326} from '../../../src/ol/proj/epsg3857.js';
+
+const projection = new Projection({
+  code: 'custom',
+  units: 'm',
+  global: true,
+  extent: [-40075016.68557849, -20037508.342789244, 0, 20037508.342789244],
+});
+
+addCoordinateTransforms(
+  'EPSG:4326',
+  projection,
+  function (coord) {
+    const converted = fromEPSG4326(coord);
+    converted[0] -= 20037508.342789244;
+    return converted;
+  },
+  function (coord) {
+    return toEPSG4326([coord[0] + 20037508.342789244, coord[1]]);
+  }
+);
+
+const feature = new Feature({
+  geometry: new Polygon([
+    [
+      [-20037508.342789244, 20037508.342789244],
+      [-20037508.342789244, -20037508.342789244],
+      [-16037508.342789244, -20037508.342789244],
+      [-16037508.342789244, 20037508.342789244],
+      [-20037508.342789244, 20037508.342789244],
+    ],
+  ]),
+});
+
+new Map({
+  pixelRatio: 1,
+  layers: [
+    new VectorLayer({
+      renderBuffer: 0,
+      source: new VectorSource({
+        features: [feature],
+      }),
+      style: new Style({
+        fill: new Fill({
+          color: 'black',
+        }),
+      }),
+    }),
+  ],
+  target: 'map',
+  view: new View({
+    projection: projection,
+    multiWorld: true,
+    maxResolution: 485254.1017841229,
+    zoom: 0,
+    center: [2000000, 0],
+  }),
+});
+
+render();