mirror of
https://github.com/photonstorm/phaser
synced 2024-11-23 13:13:43 +00:00
Line now has x, y, width, height, top, bottom, left and right properties, so you can effectively get its bounds.
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6 changed files with 202 additions and 72 deletions
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@ -152,6 +152,7 @@ New features:
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* Merged Georges p2 BodyDebug and reformatted for jshint pass. Looks awesome :)
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* ArcadePhysics.Body has a new gravityScale property, which is a modifier multiplied against the world gravity value on a Body.
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* Line.coordinatesOnLine will return all coordinates on the line using Bresenhams line algorithm.
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* Line now has x, y, width, height, top, bottom, left and right properties, so you can effectively get its bounds.
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Updates:
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43
examples/geometry/line bounds.js
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43
examples/geometry/line bounds.js
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@ -0,0 +1,43 @@
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var game = new Phaser.Game(800, 600, Phaser.AUTO, 'phaser-example', { create: create, update: update, render: render });
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var line;
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var setting = false;
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function create() {
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line = new Phaser.Line(64, 64, 200, 300);
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game.input.onDown.add(click, this);
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}
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function update() {
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if (setting)
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{
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if (game.input.activePointer.isDown)
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{
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line.end.set(game.input.activePointer.x, game.input.activePointer.y);
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}
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else
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{
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setting = false;
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}
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}
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}
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function click(pointer) {
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setting = true;
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line.start.set(pointer.x, pointer.y);
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}
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function render() {
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game.debug.geom(line);
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game.debug.rectangle(line);
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}
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43
examples/wip/line bounds.js
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43
examples/wip/line bounds.js
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@ -0,0 +1,43 @@
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var game = new Phaser.Game(800, 600, Phaser.AUTO, 'phaser-example', { create: create, update: update, render: render });
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var line;
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var setting = false;
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function create() {
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line = new Phaser.Line(64, 64, 200, 300);
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game.input.onDown.add(click, this);
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}
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function update() {
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if (setting)
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{
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if (game.input.activePointer.isDown)
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{
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line.end.set(game.input.activePointer.x, game.input.activePointer.y);
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}
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else
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{
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setting = false;
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}
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}
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}
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function click(pointer) {
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setting = true;
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line.start.set(pointer.x, pointer.y);
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}
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function render() {
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game.debug.geom(line);
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game.debug.rectangle(line);
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}
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104
src/geom/Line.js
104
src/geom/Line.js
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@ -228,6 +228,110 @@ Object.defineProperty(Phaser.Line.prototype, "perpSlope", {
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});
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/**
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* @name Phaser.Line#x
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* @property {number} x - Gets the x coordinate of the top left of the bounds around this line.
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* @readonly
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*/
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Object.defineProperty(Phaser.Line.prototype, "x", {
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get: function () {
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return Math.min(this.start.x, this.end.x);
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}
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});
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/**
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* @name Phaser.Line#y
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* @property {number} y - Gets the y coordinate of the top left of the bounds around this line.
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* @readonly
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*/
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Object.defineProperty(Phaser.Line.prototype, "y", {
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get: function () {
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return Math.min(this.start.y, this.end.y);
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}
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});
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/**
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* @name Phaser.Line#left
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* @property {number} left - Gets the left-most point of this line.
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* @readonly
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*/
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Object.defineProperty(Phaser.Line.prototype, "left", {
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get: function () {
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return Math.min(this.start.x, this.end.x);
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}
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});
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/**
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* @name Phaser.Line#right
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* @property {number} right - Gets the right-most point of this line.
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* @readonly
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*/
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Object.defineProperty(Phaser.Line.prototype, "right", {
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get: function () {
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return Math.max(this.start.x, this.end.x);
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}
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});
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/**
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* @name Phaser.Line#top
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* @property {number} top - Gets the top-most point of this line.
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* @readonly
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*/
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Object.defineProperty(Phaser.Line.prototype, "top", {
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get: function () {
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return Math.min(this.start.y, this.end.y);
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}
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});
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/**
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* @name Phaser.Line#bottom
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* @property {number} bottom - Gets the bottom-most point of this line.
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* @readonly
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*/
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Object.defineProperty(Phaser.Line.prototype, "bottom", {
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get: function () {
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return Math.max(this.start.y, this.end.y);
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}
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});
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/**
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* @name Phaser.Line#width
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* @property {number} width - Gets the width of this bounds of this line.
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* @readonly
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*/
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Object.defineProperty(Phaser.Line.prototype, "width", {
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get: function () {
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return Math.abs(this.start.x - this.end.x);
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}
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});
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/**
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* @name Phaser.Line#height
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* @property {number} height - Gets the height of this bounds of this line.
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* @readonly
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*/
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Object.defineProperty(Phaser.Line.prototype, "height", {
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get: function () {
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return Math.abs(this.start.y - this.end.y);
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}
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});
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/**
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* Checks for intersection between two lines as defined by the given start and end points.
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* If asSegment is true it will check for line segment intersection. If asSegment is false it will check for line intersection.
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@ -454,84 +454,23 @@ Phaser.TilemapLayer.prototype.getTileXY = function (x, y, point) {
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}
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Phaser.TilemapLayer.prototype.getIntersectingTiles = function (x, y, width, height, right, bottom) {
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/**
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* Gets all tiles that intersect with the given line.
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*
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* @method Phaser.TilemapLayer#getIntersectingTiles
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* @memberof Phaser.TilemapLayer
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* @param {Phaser.Line} line - The line used to determine which tiles to return.
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* @return {array<Phaser.Tile>} An array of Phaser.Tiles.
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*/
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Phaser.TilemapLayer.prototype.getIntersectingTiles = function (line) {
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var tiles = this.getTiles(x, y, width, height, false);
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// We only want the ones that we actually intersect with
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var i = tiles.length;
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while (i--)
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{
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if (!tiles[i].intersects(x, y, right, bottom))
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{
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tiles.pop();
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}
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}
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return tiles;
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}
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/*
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Phaser.TilemapLayer.prototype.getTilesX = function (x, y, width, height, collides) {
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// Should we only get tiles that have at least one of their collision flags set? (true = yes, false = no just get them all)
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if (typeof collides === 'undefined') { collides = false; }
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// adjust the x,y coordinates for scrollFactor
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x = this._fixX(x);
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y = this._fixY(y);
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if (width > this.layer.widthInPixels)
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{
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width = this.layer.widthInPixels;
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}
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if (height > this.layer.heightInPixels)
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{
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height = this.layer.heightInPixels;
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}
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// Convert the pixel values into tile coordinates
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// this._tx = this.game.math.snapToFloor(x, this._cw) / this._cw;
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// this._ty = this.game.math.snapToFloor(y, this._ch) / this._ch;
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// this._tw = (this.game.math.snapToCeil(width, this._cw) + this._cw) / this._cw;
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// this._th = (this.game.math.snapToCeil(height, this._ch) + this._ch) / this._ch;
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// var firstTileX = Math.max( Math.floor(res.pos.x / this.tilesize), 0 );
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// var lastTileX = Math.min( Math.ceil((res.pos.x + width) / this.tilesize), this.width );
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// var tileY = Math.floor( (res.pos.y + pxOffsetY) / this.tilesize );
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this._tx = Math.max(Math.floor(x / this.tileWidth), 0);
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this._tw = Math.min(Math.ceil((x + width) / this.tileWidth), this.width);
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this._ty = Math.floor((y + px) / this.tileHeight);
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this._results.length = 0;
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for (var wy = this._ty; wy < this._ty + this._th; wy++)
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{
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for (var wx = this._tx; wx < this._tx + this._tw; wx++)
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{
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if (this.layer.data[wy] && this.layer.data[wy][wx])
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{
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if (collides === false || (collides && this.layer.data[wy][wx].canCollide))
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{
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this._results.push(this.layer.data[wy][wx]);
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}
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}
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}
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}
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// DEBUG ONLY - REMOVE
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this.layer.dirty = true;
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return this._results;
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}
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*/
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/**
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* Get all tiles that exist within the given area, defined by the top-left corner, width and height. Values given are in pixels, not tiles.
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* @method Phaser.TilemapLayer#getTiles
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@ -542,7 +481,7 @@ Phaser.TilemapLayer.prototype.getTilesX = function (x, y, width, height, collide
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* @param {number} height - Height of the area to get.
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* @param {boolean} [collides=false] - If true only return tiles that collide on one or more faces.
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* @param {boolean} [interestingFace=false] - If true only return tiles that have interesting faces.
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* @return {array} Array with tiles informations (each contains x, y, and the tile).
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* @return {array<Phaser.Tile>} An array of Phaser.Tiles.
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*/
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Phaser.TilemapLayer.prototype.getTiles = function (x, y, width, height, collides, interestingFace) {
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@ -575,7 +575,7 @@ Phaser.Utils.Debug.prototype = {
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if (typeof filled === 'undefined') { filled = true; }
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color = color || 'rgba(0,255,0,0.4)';
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color = color || 'rgba(0, 255, 0, 0.4)';
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this.start();
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