phaser-multires
Version:
A fast, free and fun HTML5 Game Framework for Desktop and Mobile web browsers.
1,686 lines (1,303 loc) • 62.4 kB
HTML
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Phaser Source: src/pixi/renderers/webgl/utils/WebGLGraphics.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>
<div class="container-fluid">
<div class="navbar navbar-fixed-top navbar-inverse">
<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>
<div class="navbar-inner">
<a class="brand" href="index.html">Phaser API</a>
<ul class="nav">
<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="Phaser.KeyCode.html">KeyCode</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.ArraySet.html">ArraySet</a>
</li>
<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.Bullet.html">Bullet</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-2">
<a href="Phaser.Component.Angle.html">Angle</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Animation.html">Animation</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.AutoCull.html">AutoCull</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Bounds.html">Bounds</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.BringToTop.html">BringToTop</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Core.html">Core</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Crop.html">Crop</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Delta.html">Delta</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Destroy.html">Destroy</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.FixedToCamera.html">FixedToCamera</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Health.html">Health</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.InCamera.html">InCamera</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.InputEnabled.html">InputEnabled</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.InWorld.html">InWorld</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.LifeSpan.html">LifeSpan</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.LoadTexture.html">LoadTexture</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Overlap.html">Overlap</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.PhysicsBody.html">PhysicsBody</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Reset.html">Reset</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.ScaleMinMax.html">ScaleMinMax</a>
</li>
<li class="class-depth-2">
<a href="Phaser.Component.Smoothed.html">Smoothed</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Create.html">Create</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Creature.html">Creature</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Device.html">Device</a>
</li>
<li class="class-depth-1">
<a href="Phaser.DeviceButton.html">DeviceButton</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.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.ImageCollection.html">ImageCollection</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.Matrix.html">Matrix</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-3">
<a href="Phaser.Physics.Arcade.TilemapCollision.html">TilemapCollision</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.PointerMode.html">PointerMode</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.RoundedRectangle.html">RoundedRectangle</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>
<li class="class-depth-1">
<a href="Phaser.TweenData.html">TweenData</a>
</li>
<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.Video.html">Video</a>
</li>
<li class="class-depth-1">
<a href="Phaser.Weapon.html">Weapon</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.BaseTexture.html">BaseTexture</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.CanvasPool.html">CanvasPool</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.ComplexPrimitiveShader.html">ComplexPrimitiveShader</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.EarCut.html">EarCut</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.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.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.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.RenderTexture.html">RenderTexture</a>
</li>
<li class="class-depth-1">
<a href="PIXI.Rope.html">Rope</a>
</li>
<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.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.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.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>
<li class="dropdown">
<a href="global.html" class="dropdown-toggle" data-toggle="dropdown">Global<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li class="class-depth-0">
<a href="global.html#ANGLE_DOWN">ANGLE_DOWN</a>
</li>
<li class="class-depth-0">
<a href="global.html#ANGLE_LEFT">ANGLE_LEFT</a>
</li>
<li class="class-depth-0">
<a href="global.html#ANGLE_NORTH_EAST">ANGLE_NORTH_EAST</a>
</li>
<li class="class-depth-0">
<a href="global.html#ANGLE_NORTH_WEST">ANGLE_NORTH_WEST</a>
</li>
<li class="class-depth-0">
<a href="global.html#ANGLE_RIGHT">ANGLE_RIGHT</a>
</li>
<li class="class-depth-0">
<a href="global.html#ANGLE_SOUTH_EAST">ANGLE_SOUTH_EAST</a>
</li>
<li class="class-depth-0">
<a href="global.html#ANGLE_SOUTH_WEST">ANGLE_SOUTH_WEST</a>
</li>
<li class="class-depth-0">
<a href="global.html#ANGLE_UP">ANGLE_UP</a>
</li>
<li class="class-depth-0">
<a href="global.html#AUTO">AUTO</a>
</li>
<li class="class-depth-0">
<a href="global.html#BITMAPDATA">BITMAPDATA</a>
</li>
<li class="class-depth-0">
<a href="global.html#BITMAPTEXT">BITMAPTEXT</a>
</li>
<li class="class-depth-0">
<a href="global.html#blendModes">blendModes</a>
</li>
<li class="class-depth-0">
<a href="global.html#BOTTOM_CENTER">BOTTOM_CENTER</a>
</li>
<li class="class-depth-0">
<a href="global.html#BOTTOM_LEFT">BOTTOM_LEFT</a>
</li>
<li class="class-depth-0">
<a href="global.html#BOTTOM_RIGHT">BOTTOM_RIGHT</a>
</li>
<li class="class-depth-0">
<a href="global.html#BUTTON">BUTTON</a>
</li>
<li class="class-depth-0">
<a href="global.html#CANVAS">CANVAS</a>
</li>
<li class="class-depth-0">
<a href="global.html#CANVAS_FILTER">CANVAS_FILTER</a>
</li>
<li class="class-depth-0">
<a href="global.html#CENTER">CENTER</a>
</li>
<li class="class-depth-0">
<a href="global.html#CIRCLE">CIRCLE</a>
</li>
<li class="class-depth-0">
<a href="global.html#CREATURE">CREATURE</a>
</li>
<li class="class-depth-0">
<a href="global.html#displayList">displayList</a>
</li>
<li class="class-depth-0">
<a href="global.html#DOWN">DOWN</a>
</li>
<li class="class-depth-0">
<a href="global.html#ELLIPSE">ELLIPSE</a>
</li>
<li class="class-depth-0">
<a href="global.html#EMITTER">EMITTER</a>
</li>
<li class="class-depth-0">
<a href="global.html#GAMES">GAMES</a>
</li>
<li class="class-depth-0">
<a href="global.html#GRAPHICS">GRAPHICS</a>
</li>
<li class="class-depth-0">
<a href="global.html#GROUP">GROUP</a>
</li>
<li class="class-depth-0">
<a href="global.html#HEADLESS">HEADLESS</a>
</li>
<li class="class-depth-0">
<a href="global.html#HORIZONTAL">HORIZONTAL</a>
</li>
<li class="class-depth-0">
<a href="global.html#IMAGE">IMAGE</a>
</li>
<li class="class-depth-0">
<a href="global.html#intersectsRectangle">intersectsRectangle</a>
</li>
<li class="class-depth-0">
<a href="global.html#LANDSCAPE">LANDSCAPE</a>
</li>
<li class="class-depth-0">
<a href="global.html#LEFT">LEFT</a>
</li>
<li class="class-depth-0">
<a href="global.html#LEFT_BOTTOM">LEFT_BOTTOM</a>
</li>
<li class="class-depth-0">
<a href="global.html#LEFT_CENTER">LEFT_CENTER</a>
</li>
<li class="class-depth-0">
<a href="global.html#LEFT_TOP">LEFT_TOP</a>
</li>
<li class="class-depth-0">
<a href="global.html#LINE">LINE</a>
</li>
<li class="class-depth-0">
<a href="global.html#MATRIX">MATRIX</a>
</li>
<li class="class-depth-0">
<a href="global.html#NONE">NONE</a>
</li>
<li class="class-depth-0">
<a href="global.html#PENDING_ATLAS">PENDING_ATLAS</a>
</li>
<li class="class-depth-0">
<a href="global.html#POINT">POINT</a>
</li>
<li class="class-depth-0">
<a href="global.html#POINTER">POINTER</a>
</li>
<li class="class-depth-0">
<a href="global.html#POLYGON">POLYGON</a>
</li>
<li class="class-depth-0">
<a href="global.html#PORTRAIT">PORTRAIT</a>
</li>
<li class="class-depth-0">
<a href="global.html#RECTANGLE">RECTANGLE</a>
</li>
<li class="class-depth-0">
<a href="global.html#RENDERTEXTURE">RENDERTEXTURE</a>
</li>
<li class="class-depth-0">
<a href="global.html#RETROFONT">RETROFONT</a>
</li>
<li class="class-depth-0">
<a href="global.html#RIGHT">RIGHT</a>
</li>
<li class="class-depth-0">
<a href="global.html#RIGHT_BOTTOM">RIGHT_BOTTOM</a>
</li>
<li class="class-depth-0">
<a href="global.html#RIGHT_CENTER">RIGHT_CENTER</a>
</li>
<li class="class-depth-0">
<a href="global.html#RIGHT_TOP">RIGHT_TOP</a>
</li>
<li class="class-depth-0">
<a href="global.html#ROPE">ROPE</a>
</li>
<li class="class-depth-0">
<a href="global.html#ROUNDEDRECTANGLE">ROUNDEDRECTANGLE</a>
</li>
<li class="class-depth-0">
<a href="global.html#scaleModes">scaleModes</a>
</li>
<li class="class-depth-0">
<a href="global.html#SPRITE">SPRITE</a>
</li>
<li class="class-depth-0">
<a href="global.html#SPRITEBATCH">SPRITEBATCH</a>
</li>
<li class="class-depth-0">
<a href="global.html#TEXT">TEXT</a>
</li>
<li class="class-depth-0">
<a href="global.html#TILEMAP">TILEMAP</a>
</li>
<li class="class-depth-0">
<a href="global.html#TILEMAPLAYER">TILEMAPLAYER</a>
</li>
<li class="class-depth-0">
<a href="global.html#TILESPRITE">TILESPRITE</a>
</li>
<li class="class-depth-0">
<a href="global.html#TOP_CENTER">TOP_CENTER</a>
</li>
<li class="class-depth-0">
<a href="global.html#TOP_LEFT">TOP_LEFT</a>
</li>
<li class="class-depth-0">
<a href="global.html#TOP_RIGHT">TOP_RIGHT</a>
</li>
<li class="class-depth-0">
<a href="global.html#UP">UP</a>
</li>
<li class="class-depth-0">
<a href="global.html#VERSION">VERSION</a>
</li>
<li class="class-depth-0">
<a href="global.html#VERTICAL">VERTICAL</a>
</li>
<li class="class-depth-0">
<a href="global.html#VIDEO">VIDEO</a>
</li>
<li class="class-depth-0">
<a href="global.html#WEBGL">WEBGL</a>
</li>
<li class="class-depth-0">
<a href="global.html#WEBGL_FILTER">WEBGL_FILTER</a>
</li>
</ul>
</li>
<li class="dropdown">
<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.Game.html">Game</a></li>
<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.Cache.html">Cache</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.Input.html">Input Manager</a></li>
<li class="class-depth-1"><a href="Phaser.ScaleManager.html">Scale Manager</a></li>
</ul>
</li>
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Game Objects<b class="caret"></b></a>
<ul class="dropdown-menu ">
<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.Video.html">Video</a></li>
<li class="class-depth-1"><a href="Phaser.Particles.Arcade.Emitter.html">Particle Emitter</a></li>
<li class="class-depth-1"><a href="Phaser.Particle.html">Particle</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.Ellipse.html">Ellipse</a></li>
<li class="class-depth-1"><a href="Phaser.Line.html">Line</a></li>
<li class="class-depth-1"><a href="Phaser.Matrix.html">Matrix</a></li>
<li class="class-depth-1"><a href="Phaser.Point.html">Point</a></li>
<li class="class-depth-1"><a href="Phaser.Polygon.html">Polygon</a></li>
<li class="class-depth-1"><a href="Phaser.Rectangle.html">Rectangle</a></li>
<li class="class-depth-1"><a href="Phaser.RoundedRectangle.html">Rounded Rectangle</a></li>
</ul>
</li>
<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-2"><a href="Phaser.Weapon.html">Weapon</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>
</ul>
</li>
<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.DeviceButton.html">Device Button</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="http://phaser.io">Phaser Web Site</a></li>
<li class="class-depth-1"><a href="https://github.com/photonstorm/phaser">Phaser Github</a></li>
<li class="class-depth-1"><a href="http://phaser.io/examples">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="http://phaser.io/learn">Tutorials</a></li>
<li class="class-depth-1"><a href="http://phaser.io/community/newsletter">Newsletter</a></li>
<li class="class-depth-1"><a href="http://phaser.io/community/twitter">Twitter</a></li>
<li class="class-depth-1"><a href="http://phaser.io/community/slack">Slack</a></li>
<li class="class-depth-1"><a href="http://phaser.io/community/donate">Donate</a></li>
<li class="class-depth-1"><a href="https://www.codeandweb.com/texturepacker/phaser">Texture Packer</a></li>
</ul>
</li>
</ul>
</div>
</div>
<div class="row-fluid">
<div class="span12">
<div id="main">
<h1 class="page-title">Source: src/pixi/renderers/webgl/utils/WebGLGraphics.js</h1>
<section>
<article>
<pre class="sunlight-highlight-javascript linenums">/**
* @author Mat Groves http://matgroves.com/ @Doormat23
*/
/**
* A set of functions used by the webGL renderer to draw the primitive graphics data
*
* @class WebGLGraphics
* @private
* @static
*/
PIXI.WebGLGraphics = function()
{
};
/**
* The number of points beyond which Pixi swaps to using the Stencil Buffer to render the Graphics.
*
* @type {number}
*/
PIXI.WebGLGraphics.stencilBufferLimit = 6;
/**
* Renders the graphics object
*
* @static
* @private
* @method renderGraphics
* @param graphics {Graphics}
* @param renderSession {Object}
*/
PIXI.WebGLGraphics.renderGraphics = function(graphics, renderSession)//projection, offset)
{
var gl = renderSession.gl;
var projection = renderSession.projection,
offset = renderSession.offset,
shader = renderSession.shaderManager.primitiveShader,
webGLData;
if(graphics.dirty)
{
PIXI.WebGLGraphics.updateGraphics(graphics, gl);
}
var webGL = graphics._webGL[gl.id];
// This could be speeded up for sure!
for (var i = 0; i < webGL.data.length; i++)
{
if(webGL.data[i].mode === 1)
{
webGLData = webGL.data[i];
renderSession.stencilManager.pushStencil(graphics, webGLData, renderSession);
// render quad..
gl.drawElements(gl.TRIANGLE_FAN, 4, gl.UNSIGNED_SHORT, ( webGLData.indices.length - 4 ) * 2 );
renderSession.stencilManager.popStencil(graphics, webGLData, renderSession);
}
else
{
webGLData = webGL.data[i];
renderSession.shaderManager.setShader( shader );//activatePrimitiveShader();
shader = renderSession.shaderManager.primitiveShader;
gl.uniformMatrix3fv(shader.translationMatrix, false, graphics.worldTransform.toArray(true));
gl.uniform1f(shader.flipY, 1);
gl.uniform2f(shader.projectionVector, projection.x, -projection.y);
gl.uniform2f(shader.offsetVector, -offset.x, -offset.y);
gl.uniform3fv(shader.tintColor, PIXI.hex2rgb(graphics.tint));
gl.uniform1f(shader.alpha, graphics.worldAlpha);
gl.bindBuffer(gl.ARRAY_BUFFER, webGLData.buffer);
gl.vertexAttribPointer(shader.aVertexPosition, 2, gl.FLOAT, false, 4 * 6, 0);
gl.vertexAttribPointer(shader.colorAttribute, 4, gl.FLOAT, false,4 * 6, 2 * 4);
// set the index buffer!
gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, webGLData.indexBuffer);
gl.drawElements(gl.TRIANGLE_STRIP, webGLData.indices.length, gl.UNSIGNED_SHORT, 0 );
}
}
};
/**
* Updates the graphics object
*
* @static
* @private
* @method updateGraphics
* @param graphicsData {Graphics} The graphics object to update
* @param gl {WebGLContext} the current WebGL drawing context
*/
PIXI.WebGLGraphics.updateGraphics = function(graphics, gl)
{
// get the contexts graphics object
var webGL = graphics._webGL[gl.id];
// if the graphics object does not exist in the webGL context time to create it!
if(!webGL)webGL = graphics._webGL[gl.id] = {lastIndex:0, data:[], gl:gl};
// flag the graphics as not dirty as we are about to update it...
graphics.dirty = false;
var i;
// if the user cleared the graphics object we will need to clear every object
if(graphics.clearDirty)
{
graphics.clearDirty = false;
// lop through and return all the webGLDatas to the object pool so than can be reused later on
for (i = 0; i < webGL.data.length; i++)
{
var graphicsData = webGL.data[i];
graphicsData.reset();
PIXI.WebGLGraphics.graphicsDataPool.push( graphicsData );
}
// clear the array and reset the index..
webGL.data = [];
webGL.lastIndex = 0;
}
var webGLData;
// loop through the graphics datas and construct each one..
// if the object is a complex fill then the new stencil buffer technique will be used
// other wise graphics objects will be pushed into a batch..
for (i = webGL.lastIndex; i < graphics.graphicsData.length; i++)
{
var data = graphics.graphicsData[i];
if(data.type === PIXI.Graphics.POLY)
{
// need to add the points the the graphics object..
data.points = data.shape.points.slice();
if(data.shape.closed)
{
// close the poly if the value is true!
if(data.points[0] !== data.points[data.points.length-2] || data.points[1] !== data.points[data.points.length-1])
{
data.points.push(data.points[0], data.points[1]);
}
}
// MAKE SURE WE HAVE THE CORRECT TYPE..
if(data.fill)
{
if(data.points.length >= PIXI.WebGLGraphics.stencilBufferLimit)
{
if(data.points.length < PIXI.WebGLGraphics.stencilBufferLimit * 2)
{
webGLData = PIXI.WebGLGraphics.switchMode(webGL, 0);
var canDrawUsingSimple = PIXI.WebGLGraphics.buildPoly(data, webGLData);
// console.log(canDrawUsingSimple);
if(!canDrawUsingSimple)
{
// console.log("<>>>")
webGLData = PIXI.WebGLGraphics.switchMode(webGL, 1);
PIXI.WebGLGraphics.buildComplexPoly(data, webGLData);
}
}
else
{
webGLData = PIXI.WebGLGraphics.switchMode(webGL, 1);
PIXI.WebGLGraphics.buildComplexPoly(data, webGLData);
}
}
}
if(data.lineWidth > 0)
{
webGLData = PIXI.WebGLGraphics.switchMode(webGL, 0);
PIXI.WebGLGraphics.buildLine(data, webGLData);
}
}
else
{
webGLData = PIXI.WebGLGraphics.switchMode(webGL, 0);
if(data.type === PIXI.Graphics.RECT)
{
PIXI.WebGLGraphics.buildRectangle(data, webGLData);
}
else if(data.type === PIXI.Graphics.CIRC || data.type === PIXI.Graphics.ELIP)
{
PIXI.WebGLGraphics.buildCircle(data, webGLData);
}
else if(data.type === PIXI.Graphics.RREC)
{
PIXI.WebGLGraphics.buildRoundedRectangle(data, webGLData);
}
}
webGL.lastIndex++;
}
// upload all the dirty data...
for (i = 0; i < webGL.data.length; i++)
{
webGLData = webGL.data[i];
if(webGLData.dirty)webGLData.upload();
}
};
/**
* @static
* @private
* @method switchMode
* @param webGL {WebGLContext}
* @param type {Number}
*/
PIXI.WebGLGraphics.switchMode = function(webGL, type)
{
var webGLData;
if(!webGL.data.length)
{
webGLData = PIXI.WebGLGraphics.graphicsDataPool.pop() || new PIXI.WebGLGraphicsData(webGL.gl);
webGLData.mode = type;
webGL.data.push(webGLData);
}
else
{
webGLData = webGL.data[webGL.data.length-1];
if(webGLData.mode !== type || type === 1)
{
webGLData = PIXI.WebGLGraphics.graphicsDataPool.pop() || new PIXI.WebGLGraphicsData(webGL.gl);
webGLData.mode = type;
webGL.data.push(webGLData);
}
}
webGLData.dirty = true;
return webGLData;
};
/**
* Builds a rectangle to draw
*
* @static
* @private
* @method buildRectangle
* @param graphicsData {Graphics} The graphics object containing all the necessary properties
* @param webGLData {Object}
*/
PIXI.WebGLGraphics.buildRectangle = function(graphicsData, webGLData)
{
// --- //
// need to convert points to a nice regular data
//
var rectData = graphicsData.shape;
var x = rectData.x;
var y = rectData.y;
var width = rectData.width;
var height = rectData.height;
if(graphicsData.fill)
{
var color = PIXI.hex2rgb(graphicsData.fillColor);
var alpha = graphicsData.fillAlpha;
var r = color[0] * alpha;
var g = color[1] * alpha;
var b = color[2] * alpha;
var verts = webGLData.points;
var indices = webGLData.indices;
var vertPos = verts.length / 6;
// start
verts.push(x, y);
verts.push(r, g, b, alpha);
verts.push(x + width, y);
verts.push(r, g, b, alpha);
verts.push(x , y + height);
verts.push(r, g, b, alpha);
verts.push(x + width, y + height);
verts.push(r, g, b, alpha);
// insert 2 dead triangles..
indices.push(vertPos, vertPos, vertPos + 1, vertPos + 2, vertPos + 3, vertPos + 3);
}
if (graphicsData.lineWidth)
{
var tempPoints = graphicsData.points;
graphicsData.points = [x, y,
x + width, y,
x + width, y + height,
x, y + height,
x, y];
PIXI.WebGLGraphics.buildLine(graphicsData, webGLData);
graphicsData.points = tempPoints;
}
};
/**
* Builds a rounded rectangle to draw
*
* @static
* @private
* @method buildRoundedRectangle
* @param graphicsData {Graphics} The graphics object containing all the necessary properties
* @param webGLData {Object}
*/
PIXI.WebGLGraphics.buildRoundedRectangle = function(graphicsData, webGLData)
{
var rrectData = graphicsData.shape;
var x = rrectData.x;
var y = rrectData.y;
var width = rrectData.width;
var height = rrectData.height;
var radius = rrectData.radius;
var recPoints = [];
recPoints.push(x, y + radius);
recPoints = recPoints.concat(PIXI.WebGLGraphics.quadraticBezierCurve(x, y + height - radius, x, y + height, x + radius, y + height));
recPoints = recPoints.concat(PIXI.WebGLGraphics.quadraticBezierCurve(x + width - radius, y + height, x + width, y + height, x + width, y + height - radius));
recPoints = recPoints.concat(PIXI.WebGLGraphics.quadraticBezierCurve(x + width, y + radius, x + width, y, x + width - radius, y));
recPoints = recPoints.concat(PIXI.WebGLGraphics.quadraticBezierCurve(x + radius, y, x, y, x, y + radius));
if (graphicsData.fill) {
var color = PIXI.hex2rgb(graphicsData.fillColor);
var alpha = graphicsData.fillAlpha;
var r = color[0] * alpha;
var g = color[1] * alpha;
var b = color[2] * alpha;
var verts = webGLData.points;
var indices = webGLData.indices;
var vecPos = verts.length / 6;
var triangles = PIXI.EarCut.Triangulate(recPoints, null, 2);
var i = 0;
for (i = 0; i < triangles.length; i+=3)
{
indices.push(triangles[i] + vecPos);
indices.push(triangles[i] + vecPos);
indices.push(triangles[i+1] + vecPos);
indices.push(triangles[i+2] + vecPos);
indices.push(triangles[i+2] + vecPos);
}
for (i = 0; i < recPoints.length; i++)
{
verts.push(recPoints[i], recPoints[++i], r, g, b, alpha);
}
}
if (graphicsData.lineWidth) {
var tempPoints = graphicsData.points;
graphicsData.points = recPoints;
PIXI.WebGLGraphics.buildLine(graphicsData, webGLData);
graphicsData.points = tempPoints;
}
};
/**
* Calculate the points for a quadratic bezier curve. (helper function..)
* Based on: https://stackoverflow.com/questions/785097/how-do-i-implement-a-bezier-curve-in-c
*
* @static
* @private
* @method quadraticBezierCurve
* @param fromX {Number} Origin point x
* @param fromY {Number} Origin point x
* @param cpX {Number} Control point x
* @param cpY {Number} Control point y
* @param toX {Number} Destination point x
* @param toY {Number} Destination point y
* @return {Array(Number)}
*/
PIXI.WebGLGraphics.quadraticBezierCurve = function(fromX, fromY, cpX, cpY, toX, toY) {
var xa,
ya,
xb,
yb,
x,
y,
n = 20,
points = [];
function getPt(n1 , n2, perc) {
var diff = n2 - n1;
return n1 + ( diff * perc );
}
var j = 0;
for (var i = 0; i <= n; i++ )
{
j = i / n;
// The Green Line
xa = getPt( fromX , cpX , j );
ya = getPt( fromY , cpY , j );
xb = getPt( cpX , toX , j );
yb = getPt( cpY , toY , j );
// The Black Dot
x = getPt( xa , xb , j );
y = getPt( ya , yb , j );
points.push(x, y);
}
return points;
};
/**
* Builds a circle to draw
*
* @static
* @private
* @method buildCircle
* @param graphicsData {Graphics} The graphics object to draw
* @param webGLData {Object}
*/
PIXI.WebGLGraphics.buildCircle = function(graphicsData, webGLData)
{
// need to convert points to a nice regular data
var circleData = graphicsData.shape;
var x = circleData.x;
var y = circleData.y;
var width;
var height;
// TODO -