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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* @copyright 2018 Photon Storm Ltd.
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* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
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*/
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2017-11-26 15:05:19 +00:00
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/**
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* Returns the tiles in the given layer that are within the camera's viewport. This is used
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* internally.
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*
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2018-02-08 01:08:59 +00:00
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* @function Phaser.Tilemaps.Components.CullTiles
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2018-04-16 14:25:22 +00:00
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* @private
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2018-02-08 01:08:59 +00:00
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* @since 3.0.0
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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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* @param {Phaser.Cameras.Scene2D.Camera} [camera] - The Camera to run the cull check against.
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2017-11-26 15:05:19 +00:00
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* @param {array} [outputArray] - [description]
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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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2017-11-18 14:31:59 +00:00
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var CullTiles = function (layer, camera, outputArray)
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{
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if (outputArray === undefined) { outputArray = []; }
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outputArray.length = 0;
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2018-04-23 16:45:42 +00:00
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2018-07-12 00:14:34 +00:00
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// var zoom = camera.zoom;
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// var originX = camera.width / 2;
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// var originY = camera.height / 2;
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2018-04-23 16:45:42 +00:00
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2018-07-12 00:14:34 +00:00
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// var matrix = camera.matrix;
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2017-11-18 14:31:59 +00:00
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2018-07-12 00:14:34 +00:00
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// matrix.applyITRS(camera.x, camera.y, camera.rotation, zoom, zoom);
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// camera.matrix.loadIdentity();
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// camera.matrix.translate(camera.x + originX, camera.y + originY);
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// camera.matrix.rotate(camera.rotation);
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// camera.matrix.scale(zoom, zoom);
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// camera.matrix.translate(-originX, -originY);
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// camera.matrix.invert();
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// camera.shakeEffect.preRender();
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2018-05-24 22:02:59 +00:00
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2017-11-18 14:31:59 +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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// var tileW = layer.tileWidth;
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// var tileH = layer.tileHeight;
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// var cullX = ((camera.scrollX * tilemapLayer.scrollFactorX) - tileW);
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// var cullY = ((camera.scrollY * tilemapLayer.scrollFactorY) - tileH);
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// var cullW = (cullX + (camera.width + tileW * 2));
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// var cullH = (cullY + (camera.height + tileH * 2));
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2018-04-23 16:45:42 +00:00
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var mapData = layer.data;
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var mapWidth = layer.width;
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var mapHeight = layer.height;
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2018-07-12 00:14:34 +00:00
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var boundsLeft = camera.worldBounds.left;
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var boundsRight = camera.worldBounds.right;
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var boundsTop = camera.worldBounds.top;
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var boundsBottom = camera.worldBounds.bottom;
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// var cameraMatrix = camera.matrix.matrix;
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// var a = cameraMatrix[0];
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// var b = cameraMatrix[1];
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// var c = cameraMatrix[2];
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// var d = cameraMatrix[3];
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// var e = cameraMatrix[4];
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// var f = cameraMatrix[5];
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// var tCullX = cullX * a + cullY * c + e;
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// var tCullY = cullX * b + cullY * d + f;
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// var tCullW = cullW * a + cullH * c + e;
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// var tCullH = cullW * b + cullH * d + f;
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var i = 0;
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for (var y = 0; y < mapHeight; y++)
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2018-04-23 16:45:42 +00:00
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{
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2018-07-12 00:14:34 +00:00
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for (var x = 0; x < mapWidth; x++)
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2018-04-23 16:45:42 +00:00
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{
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var tile = mapData[y][x];
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2018-07-12 00:14:34 +00:00
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if (!tile || tile.index === -1 || !tile.visible)
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2018-05-24 22:02:59 +00:00
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{
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continue;
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}
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2018-06-23 15:40:19 +00:00
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2018-06-23 20:20:54 +00:00
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var tilePixelX = (tile.pixelX + tilemapLayer.x);
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var tilePixelY = (tile.pixelY + tilemapLayer.y);
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2018-07-12 00:14:34 +00:00
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if (tilePixelX >= boundsLeft && tilePixelX < boundsRight && tilePixelY >= boundsTop && tilePixelY < boundsBottom)
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2018-04-23 16:45:42 +00:00
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{
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outputArray.push(tile);
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}
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2018-07-12 00:14:34 +00:00
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i++;
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// var tileX = (tilePixelX * a + tilePixelY * c + e);
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// var tileY = (tilePixelX * b + tilePixelY * d + f);
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// if (tile.visible &&
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// tileX >= tCullX &&
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// tileY >= tCullY &&
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// tileX + tileW <= tCullW &&
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// tileY + tileH <= tCullH
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// )
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// {
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// outputArray.push(tile);
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// }
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2018-04-23 16:45:42 +00:00
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}
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}
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2018-07-12 00:14:34 +00:00
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window.noCull = i;
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window.cull = outputArray.length;
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2018-04-23 22:52:57 +00:00
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/* var tilemapLayer = layer.tilemapLayer;
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2017-11-18 14:31:59 +00:00
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var mapData = layer.data;
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var mapWidth = layer.width;
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var mapHeight = layer.height;
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2018-03-15 19:32:09 +00:00
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var left = (camera.scrollX * camera.zoom * tilemapLayer.scrollFactorX) - tilemapLayer.x;
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var top = (camera.scrollY * camera.zoom * tilemapLayer.scrollFactorY) - tilemapLayer.y;
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2017-11-30 17:15:35 +00:00
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var sx = tilemapLayer.scaleX;
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var sy = tilemapLayer.scaleY;
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var tileWidth = layer.tileWidth * sx;
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var tileHeight = layer.tileHeight * sy;
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2017-11-18 14:31:59 +00:00
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for (var row = 0; row < mapHeight; ++row)
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{
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for (var col = 0; col < mapWidth; ++col)
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{
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var tile = mapData[row][col];
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2017-12-01 18:04:15 +00:00
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if (tile === null || tile.index === -1) { continue; }
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2017-11-18 14:31:59 +00:00
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2017-12-01 15:40:55 +00:00
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var tileX = tile.pixelX * sx - left;
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var tileY = tile.pixelY * sy - top;
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2017-11-30 17:15:35 +00:00
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var cullW = camera.width + tileWidth;
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var cullH = camera.height + tileHeight;
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2017-11-18 14:31:59 +00:00
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if (tile.visible &&
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2017-11-26 02:47:47 +00:00
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tileX > -tileWidth && tileY > -tileHeight &&
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2017-11-18 14:31:59 +00:00
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tileX < cullW && tileY < cullH)
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{
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outputArray.push(tile);
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}
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}
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2018-04-23 22:52:57 +00:00
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} */
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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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