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1180 lines
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HTML
1180 lines
32 KiB
HTML
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<a href="Phaser.Particle.html">Particle</a>
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<a href="Phaser.Physics.Arcade.html">Arcade</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.Arcade.Body.html">Body</a>
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<a href="Phaser.Physics.Ninja.html">Ninja</a>
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<a href="Phaser.Physics.Ninja.AABB.html">AABB</a>
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<a href="Phaser.Physics.Ninja.Body.html">Body</a>
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<a href="Phaser.Physics.Ninja.Circle.html">Circle</a>
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<a href="Phaser.Physics.Ninja.Tile.html">Tile</a>
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<a href="Phaser.Physics.P2.html">P2</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.Body.html">Body</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.BodyDebug.html">BodyDebug</a>
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<a href="Phaser.Physics.P2.CollisionGroup.html">CollisionGroup</a>
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<a href="Phaser.Physics.P2.ContactMaterial.html">ContactMaterial</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.DistanceConstraint.html">DistanceConstraint</a>
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<a href="Phaser.Physics.P2.FixtureList.html">FixtureList</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.GearConstraint.html">GearConstraint</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.InversePointProxy.html">InversePointProxy</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.LockConstraint.html">LockConstraint</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.Material.html">Material</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.PointProxy.html">PointProxy</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.PrismaticConstraint.html">PrismaticConstraint</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.RevoluteConstraint.html">RevoluteConstraint</a>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.RotationalSpring.html">RotationalSpring</a>
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</li>
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<li class="class-depth-3">
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<a href="Phaser.Physics.P2.Spring.html">Spring</a>
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<a href="Phaser.Plugin.html">Plugin</a>
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<a href="Phaser.PluginManager.html">PluginManager</a>
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<li class="class-depth-1">
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<a href="Phaser.Point.html">Point</a>
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<a href="Phaser.Pointer.html">Pointer</a>
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<li class="class-depth-1">
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<a href="Phaser.Polygon.html">Polygon</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.QuadTree.html">QuadTree</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.RandomDataGenerator.html">RandomDataGenerator</a>
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<li class="class-depth-1">
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<a href="Phaser.Rectangle.html">Rectangle</a>
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<li class="class-depth-1">
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<a href="Phaser.RenderTexture.html">RenderTexture</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.RequestAnimationFrame.html">RequestAnimationFrame</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.RetroFont.html">RetroFont</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Rope.html">Rope</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.ScaleManager.html">ScaleManager</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Signal.html">Signal</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.SignalBinding.html">SignalBinding</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.SinglePad.html">SinglePad</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Sound.html">Sound</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.SoundManager.html">SoundManager</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Sprite.html">Sprite</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.SpriteBatch.html">SpriteBatch</a>
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</li>
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<a href="Phaser.Stage.html">Stage</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.State.html">State</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.StateManager.html">StateManager</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Text.html">Text</a>
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</li>
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<a href="Phaser.Tile.html">Tile</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Tilemap.html">Tilemap</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.TilemapLayer.html">TilemapLayer</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.TilemapParser.html">TilemapParser</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Tileset.html">Tileset</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.TileSprite.html">TileSprite</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Time.html">Time</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Timer.html">Timer</a>
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</li>
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<a href="Phaser.TimerEvent.html">TimerEvent</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Touch.html">Touch</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Tween.html">Tween</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.TweenManager.html">TweenManager</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.Utils.html">Utils</a>
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</li>
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<li class="class-depth-2">
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<a href="Phaser.Utils.Debug.html">Debug</a>
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</li>
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<li class="class-depth-1">
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<a href="Phaser.World.html">World</a>
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</li>
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</ul>
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</li>
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</ul>
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</div>
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<h1 class="page-title">Source: physics/ninja/Body.js</h1>
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<section>
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<article>
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<pre class="sunlight-highlight-javascript linenums">/**
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* @author Richard Davey <rich@photonstorm.com>
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* @copyright 2014 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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/**
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* The Physics Body is linked to a single Sprite. All physics operations should be performed against the body rather than
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* the Sprite itself. For example you can set the velocity, bounce values etc all on the Body.
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*
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* @class Phaser.Physics.Ninja.Body
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* @constructor
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* @param {Phaser.Physics.Ninja} system - The physics system this Body belongs to.
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* @param {Phaser.Sprite} sprite - The Sprite object this physics body belongs to.
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* @param {number} [type=1] - The type of Ninja shape to create. 1 = AABB, 2 = Circle or 3 = Tile.
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* @param {number} [id=1] - If this body is using a Tile shape, you can set the Tile id here, i.e. Phaser.Physics.Ninja.Tile.SLOPE_45DEGpn, Phaser.Physics.Ninja.Tile.CONVEXpp, etc.
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* @param {number} [radius=16] - If this body is using a Circle shape this controls the radius.
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* @param {number} [x=0] - The x coordinate of this Body. This is only used if a sprite is not provided.
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* @param {number} [y=0] - The y coordinate of this Body. This is only used if a sprite is not provided.
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* @param {number} [width=0] - The width of this Body. This is only used if a sprite is not provided.
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* @param {number} [height=0] - The height of this Body. This is only used if a sprite is not provided.
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*/
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Phaser.Physics.Ninja.Body = function (system, sprite, type, id, radius, x, y, width, height) {
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sprite = sprite || null;
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if (typeof type === 'undefined') { type = 1; }
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if (typeof id === 'undefined') { id = 1; }
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if (typeof radius === 'undefined') { radius = 16; }
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/**
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* @property {Phaser.Sprite} sprite - Reference to the parent Sprite.
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*/
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this.sprite = sprite;
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/**
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* @property {Phaser.Game} game - Local reference to game.
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*/
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this.game = system.game;
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/**
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* @property {number} type - The type of physics system this body belongs to.
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*/
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this.type = Phaser.Physics.NINJA;
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/**
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* @property {Phaser.Physics.Ninja} system - The parent physics system.
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*/
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this.system = system;
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/**
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* @property {Phaser.Physics.Ninja.AABB} aabb - The AABB object this body is using for collision.
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*/
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this.aabb = null;
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/**
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* @property {Phaser.Physics.Ninja.Tile} tile - The Tile object this body is using for collision.
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*/
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this.tile = null;
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/**
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* @property {Phaser.Physics.Ninja.Circle} circle - The Circle object this body is using for collision.
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*/
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this.circle = null;
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/**
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* @property {object} shape - A local reference to the body shape.
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*/
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this.shape = null;
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// Setting drag to 0 and friction to 0 means you get a normalised speed (px psec)
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/**
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* @property {number} drag - The drag applied to this object as it moves.
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* @default
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*/
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this.drag = 1;
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/**
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* @property {number} friction - The friction applied to this object as it moves.
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* @default
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*/
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this.friction = 0.05;
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/**
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* @property {number} gravityScale - How much of the world gravity should be applied to this object? 1 = all of it, 0.5 = 50%, etc.
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* @default
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*/
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this.gravityScale = 1;
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/**
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* @property {number} bounce - The bounciness of this object when it collides. A value between 0 and 1. We recommend setting it to 0.999 to avoid jittering.
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* @default
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*/
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this.bounce = 0.3;
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/**
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* @property {Phaser.Point} velocity - The velocity in pixels per second sq. of the Body.
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*/
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this.velocity = new Phaser.Point();
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/**
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* @property {number} facing - A const reference to the direction the Body is traveling or facing.
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* @default
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*/
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this.facing = Phaser.NONE;
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/**
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* @property {boolean} immovable - An immovable Body will not receive any impacts from other bodies. Not fully implemented.
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* @default
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*/
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this.immovable = false;
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/**
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* A Body can be set to collide against the World bounds automatically and rebound back into the World if this is set to true. Otherwise it will leave the World.
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* @property {boolean} collideWorldBounds - Should the Body collide with the World bounds?
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*/
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this.collideWorldBounds = true;
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/**
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* Set the checkCollision properties to control which directions collision is processed for this Body.
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* For example checkCollision.up = false means it won't collide when the collision happened while moving up.
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* @property {object} checkCollision - An object containing allowed collision.
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*/
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this.checkCollision = { none: false, any: true, up: true, down: true, left: true, right: true };
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/**
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* This object is populated with boolean values when the Body collides with another.
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* touching.up = true means the collision happened to the top of this Body for example.
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* @property {object} touching - An object containing touching results.
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*/
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this.touching = { none: true, up: false, down: false, left: false, right: false };
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/**
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* This object is populated with previous touching values from the bodies previous collision.
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* @property {object} wasTouching - An object containing previous touching results.
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*/
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this.wasTouching = { none: true, up: false, down: false, left: false, right: false };
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/**
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* @property {number} maxSpeed - The maximum speed this body can travel at (taking drag and friction into account)
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* @default
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*/
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this.maxSpeed = 8;
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if (sprite)
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{
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x = sprite.x;
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y = sprite.y;
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width = sprite.width;
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height = sprite.height;
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if (sprite.anchor.x === 0)
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{
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x += (sprite.width * 0.5);
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}
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if (sprite.anchor.y === 0)
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{
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y += (sprite.height * 0.5);
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}
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}
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if (type === 1)
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{
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this.aabb = new Phaser.Physics.Ninja.AABB(this, x, y, width, height);
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this.shape = this.aabb;
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}
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else if (type === 2)
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{
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this.circle = new Phaser.Physics.Ninja.Circle(this, x, y, radius);
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this.shape = this.circle;
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}
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else if (type === 3)
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{
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this.tile = new Phaser.Physics.Ninja.Tile(this, x, y, width, height, id);
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this.shape = this.tile;
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}
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};
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Phaser.Physics.Ninja.Body.prototype = {
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/**
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* Internal method.
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*
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* @method Phaser.Physics.Ninja.Body#preUpdate
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* @protected
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*/
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preUpdate: function () {
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// Store and reset collision flags
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this.wasTouching.none = this.touching.none;
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this.wasTouching.up = this.touching.up;
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this.wasTouching.down = this.touching.down;
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this.wasTouching.left = this.touching.left;
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this.wasTouching.right = this.touching.right;
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this.touching.none = true;
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this.touching.up = false;
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this.touching.down = false;
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this.touching.left = false;
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this.touching.right = false;
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this.shape.integrate();
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if (this.collideWorldBounds)
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{
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this.shape.collideWorldBounds();
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}
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},
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/**
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* Internal method.
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*
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* @method Phaser.Physics.Ninja.Body#postUpdate
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* @protected
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*/
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postUpdate: function () {
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if (this.sprite)
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{
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if (this.sprite.type === Phaser.TILESPRITE)
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{
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// TileSprites don't use their anchor property, so we need to adjust the coordinates
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this.sprite.x = this.shape.pos.x - this.shape.xw;
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this.sprite.y = this.shape.pos.y - this.shape.yw;
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}
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else
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{
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this.sprite.x = this.shape.pos.x;
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this.sprite.y = this.shape.pos.y;
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}
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}
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if (this.velocity.x < 0)
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{
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this.facing = Phaser.LEFT;
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}
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else if (this.velocity.x > 0)
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{
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this.facing = Phaser.RIGHT;
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}
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if (this.velocity.y < 0)
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{
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this.facing = Phaser.UP;
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}
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else if (this.velocity.y > 0)
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{
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this.facing = Phaser.DOWN;
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}
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},
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/**
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* Stops all movement of this body.
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*
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* @method Phaser.Physics.Ninja.Body#setZeroVelocity
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*/
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setZeroVelocity: function () {
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this.shape.oldpos.x = this.shape.pos.x;
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this.shape.oldpos.y = this.shape.pos.y;
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},
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/**
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* Moves the Body forwards based on its current angle and the given speed.
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* The speed is represented in pixels per second. So a value of 100 would move 100 pixels in 1 second (1000ms).
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*
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* @method Phaser.Physics.Body#moveTo
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* @param {number} speed - The speed at which it should move forwards.
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* @param {number} angle - The angle in which it should move, given in degrees.
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*/
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moveTo: function (speed, angle) {
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var magnitude = speed * this.game.time.physicsElapsed;
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var angle = this.game.math.degToRad(angle);
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this.shape.pos.x = this.shape.oldpos.x + (magnitude * Math.cos(angle));
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this.shape.pos.y = this.shape.oldpos.y + (magnitude * Math.sin(angle));
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},
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/**
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* Moves the Body backwards based on its current angle and the given speed.
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* The speed is represented in pixels per second. So a value of 100 would move 100 pixels in 1 second (1000ms).
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*
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* @method Phaser.Physics.Body#moveBackward
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* @param {number} speed - The speed at which it should move backwards.
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* @param {number} angle - The angle in which it should move, given in degrees.
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*/
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moveFrom: function (speed, angle) {
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var magnitude = -speed * this.game.time.physicsElapsed;
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var angle = this.game.math.degToRad(angle);
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this.shape.pos.x = this.shape.oldpos.x + (magnitude * Math.cos(angle));
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this.shape.pos.y = this.shape.oldpos.y + (magnitude * Math.sin(angle));
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},
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/**
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* If this Body is dynamic then this will move it to the left by setting its x velocity to the given speed.
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* The speed is represented in pixels per second. So a value of 100 would move 100 pixels in 1 second (1000ms).
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*
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* @method Phaser.Physics.Body#moveLeft
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* @param {number} speed - The speed at which it should move to the left, in pixels per second.
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*/
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moveLeft: function (speed) {
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var fx = -speed * this.game.time.physicsElapsed;
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this.shape.pos.x = this.shape.oldpos.x + Math.min(this.maxSpeed, Math.max(-this.maxSpeed, this.shape.pos.x - this.shape.oldpos.x + fx));
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},
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/**
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* If this Body is dynamic then this will move it to the right by setting its x velocity to the given speed.
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* The speed is represented in pixels per second. So a value of 100 would move 100 pixels in 1 second (1000ms).
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*
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* @method Phaser.Physics.Body#moveRight
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* @param {number} speed - The speed at which it should move to the right, in pixels per second.
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*/
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moveRight: function (speed) {
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var fx = speed * this.game.time.physicsElapsed;
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this.shape.pos.x = this.shape.oldpos.x + Math.min(this.maxSpeed, Math.max(-this.maxSpeed, this.shape.pos.x - this.shape.oldpos.x + fx));
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},
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/**
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* If this Body is dynamic then this will move it up by setting its y velocity to the given speed.
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* The speed is represented in pixels per second. So a value of 100 would move 100 pixels in 1 second (1000ms).
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*
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* @method Phaser.Physics.Body#moveUp
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* @param {number} speed - The speed at which it should move up, in pixels per second.
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*/
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moveUp: function (speed) {
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var fx = -speed * this.game.time.physicsElapsed;
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this.shape.pos.y = this.shape.oldpos.y + Math.min(this.maxSpeed, Math.max(-this.maxSpeed, this.shape.pos.y - this.shape.oldpos.y + fx));
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},
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/**
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* If this Body is dynamic then this will move it down by setting its y velocity to the given speed.
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* The speed is represented in pixels per second. So a value of 100 would move 100 pixels in 1 second (1000ms).
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*
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* @method Phaser.Physics.Body#moveDown
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* @param {number} speed - The speed at which it should move down, in pixels per second.
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*/
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moveDown: function (speed) {
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var fx = speed * this.game.time.physicsElapsed;
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this.shape.pos.y = this.shape.oldpos.y + Math.min(this.maxSpeed, Math.max(-this.maxSpeed, this.shape.pos.y - this.shape.oldpos.y + fx));
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},
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/**
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* Resets all Body values and repositions on the Sprite.
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*
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* @method Phaser.Physics.Ninja.Body#reset
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*/
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reset: function () {
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this.velocity.set(0);
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this.shape.pos.x = this.sprite.x;
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this.shape.pos.y = this.sprite.y;
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this.shape.oldpos.copyFrom(this.shape.pos);
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},
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/**
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* Returns the absolute delta x value.
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*
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* @method Phaser.Physics.Ninja.Body#deltaAbsX
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* @return {number} The absolute delta value.
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*/
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deltaAbsX: function () {
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return (this.deltaX() > 0 ? this.deltaX() : -this.deltaX());
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},
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/**
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* Returns the absolute delta y value.
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*
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* @method Phaser.Physics.Ninja.Body#deltaAbsY
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* @return {number} The absolute delta value.
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*/
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deltaAbsY: function () {
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return (this.deltaY() > 0 ? this.deltaY() : -this.deltaY());
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},
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/**
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* Returns the delta x value. The difference between Body.x now and in the previous step.
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*
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* @method Phaser.Physics.Ninja.Body#deltaX
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* @return {number} The delta value. Positive if the motion was to the right, negative if to the left.
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*/
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deltaX: function () {
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return this.shape.pos.x - this.shape.oldpos.x;
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},
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/**
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* Returns the delta y value. The difference between Body.y now and in the previous step.
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*
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* @method Phaser.Physics.Ninja.Body#deltaY
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* @return {number} The delta value. Positive if the motion was downwards, negative if upwards.
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*/
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deltaY: function () {
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return this.shape.pos.y - this.shape.oldpos.y;
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},
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/**
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* Destroys this body's reference to the sprite and system, and destroys its shape.
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*
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* @method Phaser.Physics.Ninja.Body#destroy
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*/
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destroy: function() {
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this.sprite = null;
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this.system = null;
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this.aabb = null;
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this.tile = null;
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this.circle = null;
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this.shape.destroy();
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this.shape = null;
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}
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};
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/**
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* @name Phaser.Physics.Ninja.Body#x
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* @property {number} x - The x position.
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*/
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Object.defineProperty(Phaser.Physics.Ninja.Body.prototype, "x", {
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get: function () {
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return this.shape.pos.x;
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},
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set: function (value) {
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this.shape.pos.x = value;
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}
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});
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/**
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* @name Phaser.Physics.Ninja.Body#y
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* @property {number} y - The y position.
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*/
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Object.defineProperty(Phaser.Physics.Ninja.Body.prototype, "y", {
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get: function () {
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return this.shape.pos.y;
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},
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set: function (value) {
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this.shape.pos.y = value;
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}
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});
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/**
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* @name Phaser.Physics.Ninja.Body#width
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* @property {number} width - The width of this Body
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* @readonly
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*/
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Object.defineProperty(Phaser.Physics.Ninja.Body.prototype, "width", {
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get: function () {
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return this.shape.width;
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}
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});
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/**
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* @name Phaser.Physics.Ninja.Body#height
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* @property {number} height - The height of this Body
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* @readonly
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*/
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Object.defineProperty(Phaser.Physics.Ninja.Body.prototype, "height", {
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get: function () {
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return this.shape.height;
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}
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});
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/**
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* @name Phaser.Physics.Ninja.Body#bottom
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* @property {number} bottom - The bottom value of this Body (same as Body.y + Body.height)
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* @readonly
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*/
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Object.defineProperty(Phaser.Physics.Ninja.Body.prototype, "bottom", {
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get: function () {
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return this.shape.pos.y + this.shape.yw;
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}
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});
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/**
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* @name Phaser.Physics.Ninja.Body#right
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* @property {number} right - The right value of this Body (same as Body.x + Body.width)
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* @readonly
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*/
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Object.defineProperty(Phaser.Physics.Ninja.Body.prototype, "right", {
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get: function () {
|
|
return this.shape.pos.x + this.shape.xw;
|
|
}
|
|
|
|
});
|
|
|
|
/**
|
|
* @name Phaser.Physics.Ninja.Body#speed
|
|
* @property {number} speed - The speed of this Body
|
|
* @readonly
|
|
*/
|
|
Object.defineProperty(Phaser.Physics.Ninja.Body.prototype, "speed", {
|
|
|
|
get: function () {
|
|
return Math.sqrt(this.shape.velocity.x * this.shape.velocity.x + this.shape.velocity.y * this.shape.velocity.y);
|
|
}
|
|
|
|
});
|
|
|
|
/**
|
|
* @name Phaser.Physics.Ninja.Body#angle
|
|
* @property {number} angle - The angle of this Body
|
|
* @readonly
|
|
*/
|
|
Object.defineProperty(Phaser.Physics.Ninja.Body.prototype, "angle", {
|
|
|
|
get: function () {
|
|
return Math.atan2(this.shape.velocity.y, this.shape.velocity.x);
|
|
}
|
|
|
|
});
|
|
|
|
/**
|
|
* Render Sprite's Body.
|
|
*
|
|
* @method Phaser.Physics.Ninja.Body#render
|
|
* @param {object} context - The context to render to.
|
|
* @param {Phaser.Physics.Ninja.Body} body - The Body to render.
|
|
* @param {string} [color='rgba(0,255,0,0.4)'] - color of the debug shape to be rendered. (format is css color string).
|
|
* @param {boolean} [filled=true] - Render the shape as a filled (default, true) or a stroked (false)
|
|
*/
|
|
Phaser.Physics.Ninja.Body.render = function(context, body, color, filled) {
|
|
color = color || 'rgba(0,255,0,0.4)';
|
|
|
|
if (typeof filled === 'undefined')
|
|
{
|
|
filled = true;
|
|
}
|
|
|
|
if (body.aabb || body.circle)
|
|
{
|
|
body.shape.render(context, body.game.camera.x, body.game.camera.y, color, filled);
|
|
}
|
|
};
|
|
</pre>
|
|
</article>
|
|
</section>
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<footer>
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<span class="copyright">
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|
Phaser Copyright © 2012-2014 Photon Storm Ltd.
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</span>
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<br />
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<span class="jsdoc-message">
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Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.0-dev</a>
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on Thu Oct 09 2014 16:09:45 GMT+0100 (BST) using the <a href="https://github.com/terryweiss/docstrap">DocStrap template</a>.
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