2018-02-12 16:01:20 +00:00
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/**
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* @author Richard Davey <rich@photonstorm.com>
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2022-02-28 14:29:51 +00:00
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* @copyright 2022 Photon Storm Ltd.
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2019-05-10 15:15:04 +00:00
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* @license {@link https://opensource.org/licenses/MIT|MIT License}
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2018-02-12 16:01:20 +00:00
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*/
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2020-10-02 12:47:36 +00:00
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var CullBounds = require('./CullBounds');
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var RunCull = require('./RunCull');
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2020-09-19 08:56:05 +00:00
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/**
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2020-10-02 12:47:36 +00:00
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* Returns the tiles in the given layer that are within the cameras viewport. This is used internally.
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2020-09-19 08:56:05 +00:00
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*
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2020-10-02 12:47:36 +00:00
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* @function Phaser.Tilemaps.Components.CullTiles
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* @since 3.50.0
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2018-02-08 01:08:59 +00:00
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*
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2018-02-08 02:02:37 +00:00
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* @param {Phaser.Tilemaps.LayerData} layer - The Tilemap Layer to act upon.
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2020-10-02 12:47:36 +00:00
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* @param {Phaser.Cameras.Scene2D.Camera} camera - The Camera to run the cull check against.
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2018-09-28 13:32:36 +00:00
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* @param {array} [outputArray] - An optional array to store the Tile objects within.
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2020-11-23 10:22:13 +00:00
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* @param {number} [renderOrder=0] - The rendering order constant.
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2018-03-15 19:32:09 +00:00
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*
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2018-02-08 02:02:37 +00:00
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* @return {Phaser.Tilemaps.Tile[]} An array of Tile objects.
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2017-11-26 15:05:19 +00:00
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*/
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2020-10-02 12:47:36 +00:00
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var CullTiles = function (layer, camera, outputArray, renderOrder)
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2017-11-18 14:31:59 +00:00
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{
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if (outputArray === undefined) { outputArray = []; }
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2018-08-21 17:02:00 +00:00
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if (renderOrder === undefined) { renderOrder = 0; }
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2017-11-18 14:31:59 +00:00
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outputArray.length = 0;
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2018-07-15 01:09:36 +00:00
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var tilemapLayer = layer.tilemapLayer;
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2018-07-12 00:14:34 +00:00
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2020-11-20 14:58:43 +00:00
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// Camera world view bounds, snapped for scaled tile size
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// Cull Padding values are given in tiles, not pixels
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var bounds = CullBounds(layer, camera);
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2020-09-19 08:56:05 +00:00
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2020-11-20 14:58:43 +00:00
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if (tilemapLayer.skipCull || tilemapLayer.scrollFactorX !== 1 || tilemapLayer.scrollFactorY !== 1)
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{
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bounds.left = 0;
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bounds.right = layer.width;
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bounds.top = 0;
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bounds.bottom = layer.height;
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2018-08-21 17:02:00 +00:00
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}
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2020-11-20 14:58:43 +00:00
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RunCull(layer, bounds, renderOrder, outputArray);
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2017-11-18 14:31:59 +00:00
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return outputArray;
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};
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module.exports = CullTiles;
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