2014-11-15 20:01:46 +00:00
<!DOCTYPE html>
< html lang = "en" >
< head >
< meta charset = "utf-8" >
< title > Phaser Source: D:/wamp/www/phaser/src/geom/Point.js< / title >
<!-- [if lt IE 9]>
< script src = "//html5shiv.googlecode.com/svn/trunk/html5.js" > < / script >
<![endif]-->
< link type = "text/css" rel = "stylesheet" href = "styles/default.css" >
< link type = "text/css" rel = "stylesheet" href = "styles/sunlight.default.css" >
< link type = "text/css" rel = "stylesheet" href = "styles/site.cerulean.css" >
< / head >
< body >
2014-11-25 00:23:44 +00:00
2014-11-15 20:01:46 +00:00
< div class = "container-fluid" >
< div class = "navbar navbar-fixed-top navbar-inverse" >
2014-11-25 00:23:44 +00:00
< div style = "position: absolute; width: 143px; height: 31px; right: 10px; top: 10px; z-index: 1050" > < a href = "http://phaser.io" > < img src = "img/phaser.png" border = "0" / > < / a > < / div >
2014-11-15 20:01:46 +00:00
< div class = "navbar-inner" >
2014-11-25 00:23:44 +00:00
< a class = "brand" href = "index.html" > Phaser API< / a >
2014-11-15 20:01:46 +00:00
< ul class = "nav" >
2014-11-25 00:23:44 +00:00
2014-11-15 20:01:46 +00:00
< li class = "dropdown" >
< a href = "namespaces.list.html" class = "dropdown-toggle" data-toggle = "dropdown" > Namespaces< b
class="caret">< / b > < / a >
< ul class = "dropdown-menu " >
< li class = "class-depth-0" >
< a href = "Phaser.html" > Phaser< / a >
< / li >
< li class = "class-depth-0" >
< a href = "PIXI.html" > PIXI< / a >
< / li >
< / ul >
< / li >
< li class = "dropdown" >
< a href = "classes.list.html" class = "dropdown-toggle" data-toggle = "dropdown" > Classes< b
class="caret">< / b > < / a >
< ul class = "dropdown-menu " >
< li class = "class-depth-1" >
< a href = "Phaser.Animation.html" > Animation< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.AnimationManager.html" > AnimationManager< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.AnimationParser.html" > AnimationParser< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.ArrayList.html" > ArrayList< / a >
< / li >
2014-11-25 00:23:44 +00:00
< li class = "class-depth-1" >
< a href = "Phaser.ArraySet.html" > ArraySet< / a >
< / li >
2014-11-15 20:01:46 +00:00
< li class = "class-depth-1" >
< a href = "Phaser.ArrayUtils.html" > ArrayUtils< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.AudioSprite.html" > AudioSprite< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.BitmapData.html" > BitmapData< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.BitmapText.html" > BitmapText< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Button.html" > Button< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Cache.html" > Cache< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Camera.html" > Camera< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Canvas.html" > Canvas< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Circle.html" > Circle< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Color.html" > Color< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Device.html" > Device< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.DOM.html" > DOM< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Easing.html" > Easing< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Easing.Back.html" > Back< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Easing.Bounce.html" > Bounce< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Easing.Circular.html" > Circular< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Easing.Cubic.html" > Cubic< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Easing.Elastic.html" > Elastic< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Easing.Exponential.html" > Exponential< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Easing.Linear.html" > Linear< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Easing.Quadratic.html" > Quadratic< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Easing.Quartic.html" > Quartic< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Easing.Quintic.html" > Quintic< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Easing.Sinusoidal.html" > Sinusoidal< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Ellipse.html" > Ellipse< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Events.html" > Events< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Filter.html" > Filter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.FlexGrid.html" > FlexGrid< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.FlexLayer.html" > FlexLayer< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Frame.html" > Frame< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.FrameData.html" > FrameData< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Game.html" > Game< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.GameObjectCreator.html" > GameObjectCreator< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.GameObjectFactory.html" > GameObjectFactory< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Gamepad.html" > Gamepad< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.GamepadButton.html" > GamepadButton< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Graphics.html" > Graphics< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Group.html" > Group< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Image.html" > Image< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Input.html" > Input< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.InputHandler.html" > InputHandler< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Key.html" > Key< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Keyboard.html" > Keyboard< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Line.html" > Line< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.LinkedList.html" > LinkedList< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Loader.html" > Loader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.LoaderParser.html" > LoaderParser< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Math.html" > Math< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Mouse.html" > Mouse< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.MSPointer.html" > MSPointer< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Net.html" > Net< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Particle.html" > Particle< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Particles.html" > Particles< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Particles.Arcade.html" > Arcade< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Particles.Arcade.Emitter.html" > Emitter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Physics.html" > Physics< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Physics.Arcade.html" > Arcade< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.Arcade.Body.html" > Body< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Physics.Ninja.html" > Ninja< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.Ninja.AABB.html" > AABB< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.Ninja.Body.html" > Body< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.Ninja.Circle.html" > Circle< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.Ninja.Tile.html" > Tile< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Physics.P2.html" > P2< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.Body.html" > Body< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.BodyDebug.html" > BodyDebug< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.CollisionGroup.html" > CollisionGroup< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.ContactMaterial.html" > ContactMaterial< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.DistanceConstraint.html" > DistanceConstraint< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.FixtureList.html" > FixtureList< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.GearConstraint.html" > GearConstraint< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.InversePointProxy.html" > InversePointProxy< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.LockConstraint.html" > LockConstraint< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.Material.html" > Material< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.PointProxy.html" > PointProxy< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.PrismaticConstraint.html" > PrismaticConstraint< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.RevoluteConstraint.html" > RevoluteConstraint< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.RotationalSpring.html" > RotationalSpring< / a >
< / li >
< li class = "class-depth-3" >
< a href = "Phaser.Physics.P2.Spring.html" > Spring< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Plugin.html" > Plugin< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.PluginManager.html" > PluginManager< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Point.html" > Point< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Pointer.html" > Pointer< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Polygon.html" > Polygon< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.QuadTree.html" > QuadTree< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.RandomDataGenerator.html" > RandomDataGenerator< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Rectangle.html" > Rectangle< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.RenderTexture.html" > RenderTexture< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.RequestAnimationFrame.html" > RequestAnimationFrame< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.RetroFont.html" > RetroFont< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Rope.html" > Rope< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.ScaleManager.html" > ScaleManager< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Signal.html" > Signal< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.SignalBinding.html" > SignalBinding< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.SinglePad.html" > SinglePad< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Sound.html" > Sound< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.SoundManager.html" > SoundManager< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Sprite.html" > Sprite< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.SpriteBatch.html" > SpriteBatch< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Stage.html" > Stage< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.State.html" > State< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.StateManager.html" > StateManager< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Text.html" > Text< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Tile.html" > Tile< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Tilemap.html" > Tilemap< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.TilemapLayer.html" > TilemapLayer< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.TilemapParser.html" > TilemapParser< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Tileset.html" > Tileset< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.TileSprite.html" > TileSprite< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Time.html" > Time< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Timer.html" > Timer< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.TimerEvent.html" > TimerEvent< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Touch.html" > Touch< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Tween.html" > Tween< / a >
< / li >
2014-11-25 00:23:44 +00:00
< li class = "class-depth-1" >
< a href = "Phaser.TweenData.html" > TweenData< / a >
< / li >
2014-11-15 20:01:46 +00:00
< li class = "class-depth-1" >
< a href = "Phaser.TweenManager.html" > TweenManager< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.Utils.html" > Utils< / a >
< / li >
< li class = "class-depth-2" >
< a href = "Phaser.Utils.Debug.html" > Debug< / a >
< / li >
< li class = "class-depth-1" >
< a href = "Phaser.World.html" > World< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.AbstractFilter.html" > AbstractFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.AjaxRequest.html" > AjaxRequest< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.AlphaMaskFilter.html" > AlphaMaskFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.AsciiFilter.html" > AsciiFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.AssetLoader.html" > AssetLoader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.AtlasLoader.html" > AtlasLoader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.BaseTexture.html" > BaseTexture< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.BitmapFontLoader.html" > BitmapFontLoader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.BitmapText.html" > BitmapText< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.BlurFilter.html" > BlurFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.BlurXFilter.html" > BlurXFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.BlurYFilter.html" > BlurYFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.CanvasBuffer.html" > CanvasBuffer< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.CanvasGraphics.html" > CanvasGraphics< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.CanvasMaskManager.html" > CanvasMaskManager< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.CanvasRenderer.html" > CanvasRenderer< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.CanvasTinter.html" > CanvasTinter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Circle.html" > Circle< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.ColorMatrixFilter.html" > ColorMatrixFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.ColorStepFilter.html" > ColorStepFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.ComplexPrimitiveShader.html" > ComplexPrimitiveShader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.ConvolutionFilter.html" > ConvolutionFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.CrossHatchFilter.html" > CrossHatchFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.DisplacementFilter.html" > DisplacementFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.DisplayObject.html" > DisplayObject< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.DisplayObjectContainer.html" > DisplayObjectContainer< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.DotScreenFilter.html" > DotScreenFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Ellipse.html" > Ellipse< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Event.html" > Event< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.EventTarget.html" > EventTarget< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.FilterBlock.html" > FilterBlock< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.FilterTexture.html" > FilterTexture< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Graphics.html" > Graphics< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.GraphicsData.html" > GraphicsData< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.GrayFilter.html" > GrayFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.ImageLoader.html" > ImageLoader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.InteractionData.html" > InteractionData< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.InteractionManager.html" > InteractionManager< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.InvertFilter.html" > InvertFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.JsonLoader.html" > JsonLoader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Matrix.html" > Matrix< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.MovieClip.html" > MovieClip< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.NoiseFilter.html" > NoiseFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.NormalMapFilter.html" > NormalMapFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.PixelateFilter.html" > PixelateFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.PIXI.html" > PIXI< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.PixiFastShader.html" > PixiFastShader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.PixiShader.html" > PixiShader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Point.html" > Point< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Polygon.html" > Polygon< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.PolyK.html" > PolyK< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.PrimitiveShader.html" > PrimitiveShader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Rectangle.html" > Rectangle< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.RenderTexture.html" > RenderTexture< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.RGBSplitFilter.html" > RGBSplitFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Rope.html" > Rope< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.RoundedRectangle.html" > RoundedRectangle< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.SepiaFilter.html" > SepiaFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.SmartBlurFilter.html" > SmartBlurFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Spine.html" > Spine< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.SpineLoader.html" > SpineLoader< / a >
< / li >
2014-11-25 00:23:44 +00:00
< li class = "class-depth-1" >
< a href = "PIXI.SpineTextureLoader.html" > SpineTextureLoader< / a >
< / li >
2014-11-15 20:01:46 +00:00
< li class = "class-depth-1" >
< a href = "PIXI.Sprite.html" > Sprite< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.SpriteBatch.html" > SpriteBatch< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.SpriteSheetLoader.html" > SpriteSheetLoader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Stage.html" > Stage< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Strip.html" > Strip< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.StripShader.html" > StripShader< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Text.html" > Text< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.Texture.html" > Texture< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.TilingSprite.html" > TilingSprite< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.TiltShiftFilter.html" > TiltShiftFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.TiltShiftXFilter.html" > TiltShiftXFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.TiltShiftYFilter.html" > TiltShiftYFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.TwistFilter.html" > TwistFilter< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.VideoTexture.html" > VideoTexture< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.WebGLBlendModeManager.html" > WebGLBlendModeManager< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.WebGLFastSpriteBatch.html" > WebGLFastSpriteBatch< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.WebGLFilterManager.html" > WebGLFilterManager< / a >
< / li >
< li class = "class-depth-1" >
< a href = "PIXI.WebGLRenderer.html" > WebGLRenderer< / a >
< / li >
< / ul >
< / li >
2014-11-25 00:23:44 +00:00
2014-11-15 20:01:46 +00:00
< li class = "dropdown" >
2014-11-25 00:23:44 +00:00
< a href = "#" class = "dropdown-toggle" data-toggle = "dropdown" > Core< b class = "caret" > < / b > < / a >
< ul class = "dropdown-menu " >
< li class = "class-depth-1" > < a href = "Phaser.Group.html" > Group< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.World.html" > World< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Loader.html" > Loader< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Time.html" > Time< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Camera.html" > Camera< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.StateManager.html" > State Manager< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.TweenManager.html" > Tween Manager< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.SoundManager.html" > Sound Manager< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.InputManager.html" > Input Manager< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.ScaleManager.html" > Scale Manager< / a > < / li >
< / ul >
< / li >
2014-11-15 20:01:46 +00:00
2014-11-25 00:23:44 +00:00
< li class = "dropdown" >
< a href = "#" class = "dropdown-toggle" data-toggle = "dropdown" > Game Objects< b class = "caret" > < / b > < / a >
2014-11-15 20:01:46 +00:00
< ul class = "dropdown-menu " >
2014-11-25 00:23:44 +00:00
< li class = "class-depth-1" > < a href = "Phaser.GameObjectFactory.html" > Factory (game.add)< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.GameObjectCreator.html" > Creator (game.make)< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Sprite.html" > Sprite< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Image.html" > Image< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Sound.html" > Sound< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Emitter.html" > Emitter< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Text.html" > Text< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Tween.html" > Tween< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.BitmapText.html" > BitmapText< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Tilemap.html" > Tilemap< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.BitmapData.html" > BitmapData< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.RetroFont.html" > RetroFont< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Button.html" > Button< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Animation.html" > Animation< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Graphics.html" > Graphics< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.RenderTexture.html" > RenderTexture< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.TileSprite.html" > TileSprite< / a > < / li >
< / ul >
< / li >
< li class = "dropdown" >
< a href = "#" class = "dropdown-toggle" data-toggle = "dropdown" > Geometry< b class = "caret" > < / b > < / a >
< ul class = "dropdown-menu " >
< li class = "class-depth-1" > < a href = "Phaser.Circle.html" > Circle< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Rectangle.html" > Rectangle< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Point.html" > Point< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Line.html" > Line< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Ellipse.html" > Ellipse< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Polygon.html" > Polygon< / a > < / li >
< / ul >
< / li >
2014-11-15 20:01:46 +00:00
2014-11-25 00:23:44 +00:00
< li class = "dropdown" >
< a href = "#" class = "dropdown-toggle" data-toggle = "dropdown" > Physics< b class = "caret" > < / b > < / a >
< ul class = "dropdown-menu " >
< li class = "class-depth-1" > < a href = "Phaser.Physics.Arcade.html" > Arcade Physics< / a > < / li >
< li class = "class-depth-2" > < a href = "Phaser.Physics.Arcade.Body.html" > Body< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Physics.P2.html" > P2 Physics< / a > < / li >
< li class = "class-depth-2" > < a href = "Phaser.Physics.P2.Body.html" > Body< / a > < / li >
< li class = "class-depth-2" > < a href = "Phaser.Physics.P2.Spring.html" > Spring< / a > < / li >
< li class = "class-depth-2" > < a href = "Phaser.Physics.P2.CollisionGroup.html" > CollisionGroup< / a > < / li >
< li class = "class-depth-2" > < a href = "Phaser.Physics.P2.ContactMaterial.html" > ContactMaterial< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Physics.Ninja.html" > Ninja Physics< / a > < / li >
< li class = "class-depth-2" > < a href = "Phaser.Physics.Body.html" > Body< / a > < / li >
2014-11-15 20:01:46 +00:00
< / ul >
< / li >
2014-11-25 00:23:44 +00:00
< li class = "dropdown" >
< a href = "#" class = "dropdown-toggle" data-toggle = "dropdown" > Input< b class = "caret" > < / b > < / a >
< ul class = "dropdown-menu " >
< li class = "class-depth-1" > < a href = "Phaser.InputHandler.html" > Input Handler< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Pointer.html" > Pointer< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Mouse.html" > Mouse< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Keyboard.html" > Keyboard< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Key.html" > Key< / a > < / li >
< li class = "class-depth-1" > < a href = "Phaser.Gamepad.html" > Gamepad< / a > < / li >
< / ul >
< / li >
< li class = "dropdown" >
< a href = "#" class = "dropdown-toggle" data-toggle = "dropdown" > Community< b class = "caret" > < / b > < / a >
< ul class = "dropdown-menu " >
< li class = "class-depth-1" > < a href = "https://github.com/photonstorm/phaser" > Phaser Github< / a > < / li >
< li class = "class-depth-1" > < a href = "http://examples.phaser.io" > Phaser Examples< / a > < / li >
< li class = "class-depth-1" > < a href = "https://github.com/photonstorm/phaser-plugins" > Phaser Plugins< / a > < / li >
< li class = "class-depth-1" > < a href = "http://www.html5gamedevs.com/forum/14-phaser/" > Forum< / a > < / li >
< li class = "class-depth-1" > < a href = "http://stackoverflow.com/questions/tagged/phaser-framework" > Stack Overflow< / a > < / li >
< li class = "class-depth-1" > < a href = "https://confirmsubscription.com/h/r/369DE48E3E86AF1E" > Newsletter< / a > < / li >
< li class = "class-depth-1" > < a href = "https://twitter.com/photonstorm" > Twitter< / a > < / li >
< li class = "class-depth-1" > < a href = "http://www.html5gamedevs.com/topic/4470-official-phaserio-irc-channel-phaserio-on-freenode/" > IRC< / a > < / li >
< li class = "class-depth-1" > < a href = "https://www.gittip.com/photonstorm/" > GitTip< / a > < / li >
< / ul >
< / li >
2014-11-15 20:01:46 +00:00
< / ul >
< / div >
< / div >
< div class = "row-fluid" >
< div class = "span12" >
< div id = "main" >
< h1 class = "page-title" > Source: D:/wamp/www/phaser/src/geom/Point.js< / h1 >
< section >
< article >
< pre class = "sunlight-highlight-javascript linenums" > /**
* @author Richard Davey < rich@photonstorm.com>
* @copyright 2014 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
/**
* A Point object represents a location in a two-dimensional coordinate system, where x represents the horizontal axis and y represents the vertical axis.
* The following code creates a point at (0,0):
* `var myPoint = new Phaser.Point();`
* You can also use them as 2D Vectors and you'll find different vector related methods in this class.
*
* @class Phaser.Point
* @constructor
* @param {number} [x=0] - The horizontal position of this Point.
* @param {number} [y=0] - The vertical position of this Point.
*/
Phaser.Point = function (x, y) {
x = x || 0;
y = y || 0;
/**
* @property {number} x - The x value of the point.
*/
this.x = x;
/**
* @property {number} y - The y value of the point.
*/
this.y = y;
};
Phaser.Point.prototype = {
/**
* Copies the x and y properties from any given object to this Point.
*
* @method Phaser.Point#copyFrom
* @param {any} source - The object to copy from.
* @return {Phaser.Point} This Point object.
*/
copyFrom: function (source) {
return this.setTo(source.x, source.y);
},
/**
* Inverts the x and y values of this Point
*
* @method Phaser.Point#invert
* @return {Phaser.Point} This Point object.
*/
invert: function () {
return this.setTo(this.y, this.x);
},
/**
* Sets the `x` and `y` values of this Point object to the given values.
* If you omit the `y` value then the `x` value will be applied to both, for example:
* `Point.setTo(2)` is the same as `Point.setTo(2, 2)`
*
* @method Phaser.Point#setTo
* @param {number} x - The horizontal value of this point.
* @param {number} [y] - The vertical value of this point. If not given the x value will be used in its place.
* @return {Phaser.Point} This Point object. Useful for chaining method calls.
*/
setTo: function (x, y) {
this.x = x || 0;
this.y = y || ( (y !== 0) ? this.x : 0 );
return this;
},
/**
* Sets the `x` and `y` values of this Point object to the given values.
* If you omit the `y` value then the `x` value will be applied to both, for example:
* `Point.setTo(2)` is the same as `Point.setTo(2, 2)`
*
* @method Phaser.Point#set
* @param {number} x - The horizontal value of this point.
* @param {number} [y] - The vertical value of this point. If not given the x value will be used in its place.
* @return {Phaser.Point} This Point object. Useful for chaining method calls.
*/
set: function (x, y) {
this.x = x || 0;
this.y = y || ( (y !== 0) ? this.x : 0 );
return this;
},
/**
* Adds the given x and y values to this Point.
*
* @method Phaser.Point#add
* @param {number} x - The value to add to Point.x.
* @param {number} y - The value to add to Point.y.
* @return {Phaser.Point} This Point object. Useful for chaining method calls.
*/
add: function (x, y) {
this.x += x;
this.y += y;
return this;
},
/**
* Subtracts the given x and y values from this Point.
*
* @method Phaser.Point#subtract
* @param {number} x - The value to subtract from Point.x.
* @param {number} y - The value to subtract from Point.y.
* @return {Phaser.Point} This Point object. Useful for chaining method calls.
*/
subtract: function (x, y) {
this.x -= x;
this.y -= y;
return this;
},
/**
* Multiplies Point.x and Point.y by the given x and y values. Sometimes known as `Scale`.
*
* @method Phaser.Point#multiply
* @param {number} x - The value to multiply Point.x by.
* @param {number} y - The value to multiply Point.x by.
* @return {Phaser.Point} This Point object. Useful for chaining method calls.
*/
multiply: function (x, y) {
this.x *= x;
this.y *= y;
return this;
},
/**
* Divides Point.x and Point.y by the given x and y values.
*
* @method Phaser.Point#divide
* @param {number} x - The value to divide Point.x by.
* @param {number} y - The value to divide Point.x by.
* @return {Phaser.Point} This Point object. Useful for chaining method calls.
*/
divide: function (x, y) {
this.x /= x;
this.y /= y;
return this;
},
/**
* Clamps the x value of this Point to be between the given min and max.
*
* @method Phaser.Point#clampX
* @param {number} min - The minimum value to clamp this Point to.
* @param {number} max - The maximum value to clamp this Point to.
* @return {Phaser.Point} This Point object.
*/
clampX: function (min, max) {
this.x = Phaser.Math.clamp(this.x, min, max);
return this;
},
/**
* Clamps the y value of this Point to be between the given min and max
*
* @method Phaser.Point#clampY
* @param {number} min - The minimum value to clamp this Point to.
* @param {number} max - The maximum value to clamp this Point to.
* @return {Phaser.Point} This Point object.
*/
clampY: function (min, max) {
this.y = Phaser.Math.clamp(this.y, min, max);
return this;
},
/**
* Clamps this Point object values to be between the given min and max.
*
* @method Phaser.Point#clamp
* @param {number} min - The minimum value to clamp this Point to.
* @param {number} max - The maximum value to clamp this Point to.
* @return {Phaser.Point} This Point object.
*/
clamp: function (min, max) {
this.x = Phaser.Math.clamp(this.x, min, max);
this.y = Phaser.Math.clamp(this.y, min, max);
return this;
},
/**
* Creates a copy of the given Point.
*
* @method Phaser.Point#clone
* @param {Phaser.Point} [output] Optional Point object. If given the values will be set into this object, otherwise a brand new Point object will be created and returned.
* @return {Phaser.Point} The new Point object.
*/
clone: function (output) {
if (typeof output === "undefined" || output === null)
{
output = new Phaser.Point(this.x, this.y);
}
else
{
output.setTo(this.x, this.y);
}
return output;
},
/**
* Copies the x and y properties from this Point to any given object.
*
* @method Phaser.Point#copyTo
* @param {any} dest - The object to copy to.
* @return {Object} The dest object.
*/
copyTo: function (dest) {
dest.x = this.x;
dest.y = this.y;
return dest;
},
/**
* Returns the distance of this Point object to the given object (can be a Circle, Point or anything with x/y properties)
*
* @method Phaser.Point#distance
* @param {object} dest - The target object. Must have visible x and y properties that represent the center of the object.
* @param {boolean} [round] - Round the distance to the nearest integer (default false).
* @return {number} The distance between this Point object and the destination Point object.
*/
distance: function (dest, round) {
return Phaser.Point.distance(this, dest, round);
},
/**
* Determines whether the given objects x/y values are equal to this Point object.
*
* @method Phaser.Point#equals
* @param {Phaser.Point|any} a - The object to compare with this Point.
* @return {boolean} A value of true if the x and y points are equal, otherwise false.
*/
equals: function (a) {
return (a.x === this.x & & a.y === this.y);
},
/**
* Returns the angle between this Point object and another object with public x and y properties.
*
* @method Phaser.Point#angle
* @param {Phaser.Point|any} a - The object to get the angle from this Point to.
* @param {boolean} [asDegrees=false] - Is the given angle in radians (false) or degrees (true)?
* @return {number} The angle between the two objects.
*/
angle: function (a, asDegrees) {
if (typeof asDegrees === 'undefined') { asDegrees = false; }
if (asDegrees)
{
return Phaser.Math.radToDeg(Math.atan2(a.y - this.y, a.x - this.x));
}
else
{
return Math.atan2(a.y - this.y, a.x - this.x);
}
},
/**
* Returns the angle squared between this Point object and another object with public x and y properties.
*
* @method Phaser.Point#angleSq
* @param {Phaser.Point|any} a - The object to get the angleSq from this Point to.
* @return {number} The angleSq between the two objects.
*/
angleSq: function (a) {
return this.subtract(a).angle(a.subtract(this));
},
/**
* Rotates this Point around the x/y coordinates given to the desired angle.
*
* @method Phaser.Point#rotate
* @param {number} x - The x coordinate of the anchor point.
* @param {number} y - The y coordinate of the anchor point.
* @param {number} angle - The angle in radians (unless asDegrees is true) to rotate the Point to.
* @param {boolean} asDegrees - Is the given rotation in radians (false) or degrees (true)?
* @param {number} [distance] - An optional distance constraint between the Point and the anchor.
* @return {Phaser.Point} The modified point object.
*/
rotate: function (x, y, angle, asDegrees, distance) {
return Phaser.Point.rotate(this, x, y, angle, asDegrees, distance);
},
/**
* Calculates the length of the Point object.
*
* @method Phaser.Point#getMagnitude
* @return {number} The length of the Point.
*/
getMagnitude: function () {
return Math.sqrt((this.x * this.x) + (this.y * this.y));
},
/**
* Calculates the length squared of the Point object.
*
* @method Phaser.Point#getMagnitudeSq
* @return {number} The length ^ 2 of the Point.
*/
getMagnitudeSq: function () {
return (this.x * this.x) + (this.y * this.y);
},
/**
* Alters the length of the Point without changing the direction.
*
* @method Phaser.Point#setMagnitude
* @param {number} magnitude - The desired magnitude of the resulting Point.
* @return {Phaser.Point} This Point object.
*/
setMagnitude: function (magnitude) {
return this.normalize().multiply(magnitude, magnitude);
},
/**
* Alters the Point object so that its length is 1, but it retains the same direction.
*
* @method Phaser.Point#normalize
* @return {Phaser.Point} This Point object.
*/
normalize: function () {
if (!this.isZero())
{
var m = this.getMagnitude();
this.x /= m;
this.y /= m;
}
return this;
},
/**
* Determine if this point is at 0,0.
*
* @method Phaser.Point#isZero
* @return {boolean} True if this Point is 0,0, otherwise false.
*/
isZero: function () {
return (this.x === 0 & & this.y === 0);
},
/**
* The dot product of this and another Point object.
*
* @method Phaser.Point#dot
* @param {Phaser.Point} a - The Point object to get the dot product combined with this Point.
* @return {number} The result.
*/
dot: function (a) {
return ((this.x * a.x) + (this.y * a.y));
},
/**
* The cross product of this and another Point object.
*
* @method Phaser.Point#cross
* @param {Phaser.Point} a - The Point object to get the cross product combined with this Point.
* @return {number} The result.
*/
cross: function (a) {
return ((this.x * a.y) - (this.y * a.x));
},
/**
* Make this Point perpendicular (90 degrees rotation)
*
* @method Phaser.Point#perp
* @return {Phaser.Point} This Point object.
*/
perp: function () {
return this.setTo(-this.y, this.x);
},
/**
* Make this Point perpendicular (-90 degrees rotation)
*
* @method Phaser.Point#rperp
* @return {Phaser.Point} This Point object.
*/
rperp: function () {
return this.setTo(this.y, -this.x);
},
/**
* Right-hand normalize (make unit length) this Point.
*
* @method Phaser.Point#normalRightHand
* @return {Phaser.Point} This Point object.
*/
normalRightHand: function () {
return this.setTo(this.y * -1, this.x);
},
/**
* Math.floor() both the x and y properties of this Point.
*
* @method Phaser.Point#floor
* @return {Phaser.Point} This Point object.
*/
floor: function () {
return this.setTo(Math.floor(this.x), Math.floor(this.y));
},
/**
* Math.ceil() both the x and y properties of this Point.
*
* @method Phaser.Point#ceil
* @return {Phaser.Point} This Point object.
*/
ceil: function () {
return this.setTo(Math.ceil(this.x), Math.ceil(this.y));
},
/**
* Returns a string representation of this object.
*
* @method Phaser.Point#toString
* @return {string} A string representation of the instance.
*/
toString: function () {
return '[{Point (x=' + this.x + ' y=' + this.y + ')}]';
}
};
Phaser.Point.prototype.constructor = Phaser.Point;
/**
* Adds the coordinates of two points together to create a new point.
*
* @method Phaser.Point.add
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} b - The second Point object.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.add = function (a, b, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
out.x = a.x + b.x;
out.y = a.y + b.y;
return out;
};
/**
* Subtracts the coordinates of two points to create a new point.
*
* @method Phaser.Point.subtract
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} b - The second Point object.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.subtract = function (a, b, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
out.x = a.x - b.x;
out.y = a.y - b.y;
return out;
};
/**
* Multiplies the coordinates of two points to create a new point.
*
* @method Phaser.Point.multiply
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} b - The second Point object.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.multiply = function (a, b, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
out.x = a.x * b.x;
out.y = a.y * b.y;
return out;
};
/**
* Divides the coordinates of two points to create a new point.
*
* @method Phaser.Point.divide
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} b - The second Point object.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.divide = function (a, b, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
out.x = a.x / b.x;
out.y = a.y / b.y;
return out;
};
/**
* Determines whether the two given Point objects are equal. They are considered equal if they have the same x and y values.
*
* @method Phaser.Point.equals
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} b - The second Point object.
* @return {boolean} A value of true if the Points are equal, otherwise false.
*/
Phaser.Point.equals = function (a, b) {
return (a.x === b.x & & a.y === b.y);
};
/**
* Returns the angle between two Point objects.
*
* @method Phaser.Point.angle
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} b - The second Point object.
* @return {number} The angle between the two Points.
*/
Phaser.Point.angle = function (a, b) {
// return Math.atan2(a.x * b.y - a.y * b.x, a.x * b.x + a.y * b.y);
return Math.atan2(a.y - b.y, a.x - b.x);
};
/**
* Returns the angle squared between two Point objects.
*
* @method Phaser.Point.angleSq
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} b - The second Point object.
* @return {number} The angle squared between the two Points.
*/
Phaser.Point.angleSq = function (a, b) {
return a.subtract(b).angle(b.subtract(a));
};
/**
* Creates a negative Point.
*
* @method Phaser.Point.negative
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.negative = function (a, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
return out.setTo(-a.x, -a.y);
};
/**
* Adds two 2D Points together and multiplies the result by the given scalar.
*
* @method Phaser.Point.multiplyAdd
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} b - The second Point object.
* @param {number} s - The scaling value.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.multiplyAdd = function (a, b, s, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
return out.setTo(a.x + b.x * s, a.y + b.y * s);
};
/**
* Interpolates the two given Points, based on the `f` value (between 0 and 1) and returns a new Point.
*
* @method Phaser.Point.interpolate
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} b - The second Point object.
* @param {number} f - The level of interpolation between the two points. Indicates where the new point will be, along the line between pt1 and pt2. If f=1, pt1 is returned; if f=0, pt2 is returned.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.interpolate = function (a, b, f, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
return out.setTo(a.x + (b.x - a.x) * f, a.y + (b.y - a.y) * f);
};
/**
* Return a perpendicular vector (90 degrees rotation)
*
* @method Phaser.Point.perp
* @param {Phaser.Point} a - The Point object.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.perp = function (a, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
return out.setTo(-a.y, a.x);
};
/**
* Return a perpendicular vector (-90 degrees rotation)
*
* @method Phaser.Point.rperp
* @param {Phaser.Point} a - The Point object.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.rperp = function (a, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
return out.setTo(a.y, -a.x);
};
/**
* Returns the distance of this Point object to the given object (can be a Circle, Point or anything with x/y properties).
*
* @method Phaser.Point.distance
* @param {object} a - The target object. Must have visible x and y properties that represent the center of the object.
* @param {object} b - The target object. Must have visible x and y properties that represent the center of the object.
* @param {boolean} [round=false] - Round the distance to the nearest integer.
* @return {number} The distance between this Point object and the destination Point object.
*/
Phaser.Point.distance = function (a, b, round) {
var distance = Phaser.Math.distance(a.x, a.y, b.x, b.y);
return round ? Math.round(distance) : distance;
};
/**
* Project two Points onto another Point.
*
* @method Phaser.Point.project
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} b - The second Point object.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.project = function (a, b, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
var amt = a.dot(b) / b.getMagnitudeSq();
if (amt !== 0)
{
out.setTo(amt * b.x, amt * b.y);
}
return out;
};
/**
* Project two Points onto a Point of unit length.
*
* @method Phaser.Point.projectUnit
* @param {Phaser.Point} a - The first Point object.
* @param {Phaser.Point} b - The second Point object.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.projectUnit = function (a, b, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
var amt = a.dot(b);
if (amt !== 0)
{
out.setTo(amt * b.x, amt * b.y);
}
return out;
};
/**
* Right-hand normalize (make unit length) a Point.
*
* @method Phaser.Point.normalRightHand
* @param {Phaser.Point} a - The Point object.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.normalRightHand = function (a, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
return out.setTo(a.y * -1, a.x);
};
/**
* Normalize (make unit length) a Point.
*
* @method Phaser.Point.normalize
* @param {Phaser.Point} a - The Point object.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.normalize = function (a, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
var m = a.getMagnitude();
if (m !== 0)
{
out.setTo(a.x / m, a.y / m);
}
return out;
};
/**
* Rotates a Point around the x/y coordinates given to the desired angle.
*
* @method Phaser.Point.rotate
* @param {Phaser.Point} a - The Point object to rotate.
* @param {number} x - The x coordinate of the anchor point
* @param {number} y - The y coordinate of the anchor point
* @param {number} angle - The angle in radians (unless asDegrees is true) to rotate the Point to.
* @param {boolean} [asDegrees=false] - Is the given rotation in radians (false) or degrees (true)?
* @param {number} [distance] - An optional distance constraint between the Point and the anchor.
* @return {Phaser.Point} The modified point object.
*/
Phaser.Point.rotate = function (a, x, y, angle, asDegrees, distance) {
asDegrees = asDegrees || false;
distance = distance || null;
if (asDegrees)
{
angle = Phaser.Math.degToRad(angle);
}
// Get distance from origin (cx/cy) to this point
if (distance === null)
{
distance = Math.sqrt(((x - a.x) * (x - a.x)) + ((y - a.y) * (y - a.y)));
}
var requiredAngle = angle + Math.atan2(a.y - y, a.x - x);
return a.setTo(x + distance * Math.cos(requiredAngle), y + distance * Math.sin(requiredAngle));
};
/**
* Calculates centroid (or midpoint) from an array of points. If only one point is provided, that point is returned.
*
* @method Phaser.Point.centroid
* @param {Phaser.Point[]} points - The array of one or more points.
* @param {Phaser.Point} [out] - Optional Point to store the value in, if not supplied a new Point object will be created.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.centroid = function (points, out) {
if (typeof out === "undefined") { out = new Phaser.Point(); }
if (Object.prototype.toString.call(points) !== '[object Array]')
{
throw new Error("Phaser.Point. Parameter 'points' must be an array");
}
var pointslength = points.length;
if (pointslength < 1)
{
throw new Error("Phaser.Point. Parameter 'points' array must not be empty");
}
if (pointslength === 1)
{
out.copyFrom(points[0]);
return out;
}
for (var i = 0; i < pointslength; i++)
{
Phaser.Point.add(out, points[i], out);
}
out.divide(pointslength, pointslength);
return out;
};
/**
* Parses an object for x and/or y properties and returns a new Phaser.Point with matching values.
* If the object doesn't contain those properties a Point with x/y of zero will be returned.
*
* @method Phaser.Point.parse
* @static
* @param {Object} obj - The object to parse.
* @param {string} [xProp='x'] - The property used to set the Point.x value.
* @param {string} [yProp='y'] - The property used to set the Point.y value.
* @return {Phaser.Point} The new Point object.
*/
Phaser.Point.parse = function(obj, xProp, yProp) {
xProp = xProp || 'x';
yProp = yProp || 'y';
var point = new Phaser.Point();
if (obj[xProp])
{
point.x = parseInt(obj[xProp], 10);
}
if (obj[yProp])
{
point.y = parseInt(obj[yProp], 10);
}
return point;
};
// Because PIXI uses its own Point, we'll replace it with ours to avoid duplicating code or confusion.
PIXI.Point = Phaser.Point;
< / pre >
< / article >
< / section >
< / div >
< div class = "clearfix" > < / div >
< footer >
< span class = "copyright" >
Phaser Copyright © 2012-2014 Photon Storm Ltd.
< / span >
< br / >
< span class = "jsdoc-message" >
Documentation generated by < a href = "https://github.com/jsdoc3/jsdoc" > JSDoc 3.3.0-dev< / a >
2014-11-25 00:23:44 +00:00
on Tue Nov 25 2014 00:17:19 GMT-0000 (GMT) using the < a href = "https://github.com/terryweiss/docstrap" > DocStrap template< / a > .
2014-11-15 20:01:46 +00:00
< / span >
< / footer >
< / div >
< br clear = "both" >
< / div >
< / div >
< script src = "scripts/sunlight.js" > < / script >
< script src = "scripts/sunlight.javascript.js" > < / script >
< script src = "scripts/sunlight-plugin.doclinks.js" > < / script >
< script src = "scripts/sunlight-plugin.linenumbers.js" > < / script >
< script src = "scripts/sunlight-plugin.menu.js" > < / script >
< script src = "scripts/jquery.min.js" > < / script >
< script src = "scripts/jquery.scrollTo.js" > < / script >
< script src = "scripts/jquery.localScroll.js" > < / script >
< script src = "scripts/bootstrap-dropdown.js" > < / script >
< script src = "scripts/toc.js" > < / script >
< script > Sunlight . highlightAll ( { lineNumbers : true , showMenu : true , enableDoclinks : true } ) ; < / script >
< script >
$( function () {
$( "#toc" ).toc( {
anchorName : function(i, heading, prefix) {
return $(heading).attr("id") || ( prefix + i );
},
selectors : "h1,h2,h3,h4",
showAndHide : false,
scrollTo : 60
} );
$( "#toc>ul" ).addClass( "nav nav-pills nav-stacked" );
$( "#main span[id^='toc']" ).addClass( "toc-shim" );
} );
< / script >
< / body >
< / html >
