Tilemaps.Components.GetCullTilesFunction is a new function that returns the correct culling function to use.

Author: photonstorm

src/tilemaps/components/GetCullTilesFunction.js

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+/**
+ * @author       Richard Davey <rich@photonstorm.com>
+ * @copyright    2020 Photon Storm Ltd.
+ * @license      {@link https://opensource.org/licenses/MIT|MIT License}
+ */
+
+var CONST = require('../const');
+var CullTiles = require('./CullTiles');
+var HexagonalCullTiles = require('./HexagonalCullTiles');
+var IsometricCullTiles = require('./IsometricCullTiles');
+var NOOP = require('../../utils/NOOP');
+var StaggeredCullTiles = require('./StaggeredCullTiles');
+
+/**
+ * Gets the correct function to use to cull tiles, based on the map orientation.
+ *
+ * @function Phaser.Tilemaps.Components.GetCullTilesFunction
+ * @since 3.50.0
+ *
+ * @param {number} orientation - The Tilemap orientation constant.
+ *
+ * @return {(Phaser.Tilemaps.Components.CullTiles|Phaser.Tilemaps.Components.StaggeredCullTiles|Phaser.Tilemaps.Components.HexagonalCullTiles|Phaser.Tilemaps.Components.IsometricCullTiles)} The function to use to cull tiles for the given map type.
+ */
+var GetCullTilesFunction = function (orientation)
+{
+    if (orientation === CONST.ORTHOGONAL)
+    {
+        return CullTiles;
+    }
+    else if (orientation === CONST.HEXAGONAL)
+    {
+        return HexagonalCullTiles;
+    }
+    else if (orientation === CONST.STAGGERED)
+    {
+        return StaggeredCullTiles;
+    }
+    else if (orientation === CONST.ISOMETRIC)
+    {
+        return IsometricCullTiles;
+    }
+    else
+    {
+        return NOOP;
+    }
+};
+
+module.exports = GetCullTilesFunction;