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<a href="PIXI.BaseTexture.html">BaseTexture</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.BitmapFontLoader.html">BitmapFontLoader</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.BitmapText.html">BitmapText</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.BlurFilter.html">BlurFilter</a>
|
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.BlurXFilter.html">BlurXFilter</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.BlurYFilter.html">BlurYFilter</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.CanvasBuffer.html">CanvasBuffer</a>
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</li>
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|
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<li class="class-depth-1">
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|
<a href="PIXI.CanvasGraphics.html">CanvasGraphics</a>
|
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</li>
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<li class="class-depth-1">
|
|
<a href="PIXI.CanvasMaskManager.html">CanvasMaskManager</a>
|
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</li>
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|
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<li class="class-depth-1">
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|
<a href="PIXI.CanvasRenderer.html">CanvasRenderer</a>
|
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</li>
|
|
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|
<li class="class-depth-1">
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<a href="PIXI.CanvasTinter.html">CanvasTinter</a>
|
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</li>
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|
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|
<li class="class-depth-1">
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|
<a href="PIXI.Circle.html">Circle</a>
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</li>
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<li class="class-depth-1">
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|
<a href="PIXI.ColorMatrixFilter.html">ColorMatrixFilter</a>
|
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</li>
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|
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|
<li class="class-depth-1">
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|
<a href="PIXI.ColorStepFilter.html">ColorStepFilter</a>
|
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</li>
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|
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<li class="class-depth-1">
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<a href="PIXI.ComplexPrimitiveShader.html">ComplexPrimitiveShader</a>
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</li>
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|
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<li class="class-depth-1">
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<a href="PIXI.ConvolutionFilter.html">ConvolutionFilter</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.CrossHatchFilter.html">CrossHatchFilter</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.DisplacementFilter.html">DisplacementFilter</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.DisplayObject.html">DisplayObject</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.DisplayObjectContainer.html">DisplayObjectContainer</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.DotScreenFilter.html">DotScreenFilter</a>
|
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</li>
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|
<li class="class-depth-1">
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|
<a href="PIXI.Ellipse.html">Ellipse</a>
|
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</li>
|
|
|
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<li class="class-depth-1">
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<a href="PIXI.Event.html">Event</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.EventTarget.html">EventTarget</a>
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</li>
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<li class="class-depth-1">
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|
<a href="PIXI.FilterBlock.html">FilterBlock</a>
|
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</li>
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|
|
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<li class="class-depth-1">
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|
<a href="PIXI.FilterTexture.html">FilterTexture</a>
|
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</li>
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<li class="class-depth-1">
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|
<a href="PIXI.Graphics.html">Graphics</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.GraphicsData.html">GraphicsData</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.GrayFilter.html">GrayFilter</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.ImageLoader.html">ImageLoader</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.InteractionData.html">InteractionData</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.InteractionManager.html">InteractionManager</a>
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</li>
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<a href="PIXI.InvertFilter.html">InvertFilter</a>
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</li>
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<a href="PIXI.JsonLoader.html">JsonLoader</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.Matrix.html">Matrix</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.MovieClip.html">MovieClip</a>
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</li>
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<li class="class-depth-1">
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<a href="PIXI.NoiseFilter.html">NoiseFilter</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.NormalMapFilter.html">NormalMapFilter</a>
|
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.PixelateFilter.html">PixelateFilter</a>
|
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</li>
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<li class="class-depth-1">
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<a href="PIXI.PIXI.html">PIXI</a>
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.PixiFastShader.html">PixiFastShader</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.PixiShader.html">PixiShader</a>
|
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.Point.html">Point</a>
|
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</li>
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<li class="class-depth-1">
|
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<a href="PIXI.Polygon.html">Polygon</a>
|
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</li>
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|
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<li class="class-depth-1">
|
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<a href="PIXI.PolyK.html">PolyK</a>
|
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</li>
|
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|
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<li class="class-depth-1">
|
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<a href="PIXI.PrimitiveShader.html">PrimitiveShader</a>
|
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</li>
|
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<li class="class-depth-1">
|
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<a href="PIXI.Rectangle.html">Rectangle</a>
|
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</li>
|
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|
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<li class="class-depth-1">
|
|
<a href="PIXI.RenderTexture.html">RenderTexture</a>
|
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</li>
|
|
|
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<li class="class-depth-1">
|
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<a href="PIXI.RGBSplitFilter.html">RGBSplitFilter</a>
|
|
</li>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.Rope.html">Rope</a>
|
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</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>
|
|
|
|
<li class="class-depth-1">
|
|
<a href="PIXI.SpineTextureLoader.html">SpineTextureLoader</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.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>
|
|
|
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|
|
<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Core<b class="caret"></b></a>
|
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<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>
|
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<li class="class-depth-1"><a href="Phaser.World.html">World</a></li>
|
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<li class="class-depth-1"><a href="Phaser.Loader.html">Loader</a></li>
|
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<li class="class-depth-1"><a href="Phaser.Time.html">Time</a></li>
|
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<li class="class-depth-1"><a href="Phaser.Camera.html">Camera</a></li>
|
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<li class="class-depth-1"><a href="Phaser.StateManager.html">State Manager</a></li>
|
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<li class="class-depth-1"><a href="Phaser.TweenManager.html">Tween Manager</a></li>
|
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<li class="class-depth-1"><a href="Phaser.SoundManager.html">Sound Manager</a></li>
|
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<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>
|
|
|
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<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.Emitter.html">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>
|
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<li class="class-depth-1"><a href="Phaser.Tween.html">Tween</a></li>
|
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<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>
|
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<li class="class-depth-1"><a href="Phaser.Button.html">Button</a></li>
|
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<li class="class-depth-1"><a href="Phaser.Animation.html">Animation</a></li>
|
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<li class="class-depth-1"><a href="Phaser.Graphics.html">Graphics</a></li>
|
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<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>
|
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|
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<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Geometry<b class="caret"></b></a>
|
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<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>
|
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</li>
|
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<li class="dropdown">
|
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<a href="#" class="dropdown-toggle" data-toggle="dropdown">Physics<b class="caret"></b></a>
|
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<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>
|
|
</ul>
|
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</li>
|
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<li class="dropdown">
|
|
<a href="#" class="dropdown-toggle" data-toggle="dropdown">Input<b class="caret"></b></a>
|
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<ul class="dropdown-menu ">
|
|
<li class="class-depth-1"><a href="Phaser.InputHandler.html">Input Handler</a></li>
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<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>
|
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</ul>
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</li>
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<li class="dropdown">
|
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<a href="#" class="dropdown-toggle" data-toggle="dropdown">Community<b class="caret"></b></a>
|
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<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>
|
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<li class="class-depth-1"><a href="https://confirmsubscription.com/h/r/369DE48E3E86AF1E">Newsletter</a></li>
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<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://leanpub.com/u/photonstorm">Phaser Books</a></li>
|
|
<li class="class-depth-1"><a href="https://www.gittip.com/photonstorm/">GitTip</a></li>
|
|
</ul>
|
|
</li>
|
|
|
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</ul>
|
|
</div>
|
|
</div>
|
|
|
|
<div class="row-fluid">
|
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|
|
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<div class="span12">
|
|
|
|
<div id="main">
|
|
|
|
|
|
|
|
<h1 class="page-title">Source: d:/wamp/www/phaser/src/pixi/geom/Circle.js</h1>
|
|
|
|
<section>
|
|
<article>
|
|
<pre class="sunlight-highlight-javascript linenums">/**
|
|
* @author Chad Engler <chad@pantherdev.com>
|
|
*/
|
|
|
|
/**
|
|
* The Circle object can be used to specify a hit area for displayObjects
|
|
*
|
|
* @class Circle
|
|
* @constructor
|
|
* @param x {Number} The X coordinate of the center of this circle
|
|
* @param y {Number} The Y coordinate of the center of this circle
|
|
* @param radius {Number} The radius of the circle
|
|
*/
|
|
PIXI.Circle = function(x, y, radius)
|
|
{
|
|
/**
|
|
* @property x
|
|
* @type Number
|
|
* @default 0
|
|
*/
|
|
this.x = x || 0;
|
|
|
|
/**
|
|
* @property y
|
|
* @type Number
|
|
* @default 0
|
|
*/
|
|
this.y = y || 0;
|
|
|
|
/**
|
|
* @property radius
|
|
* @type Number
|
|
* @default 0
|
|
*/
|
|
this.radius = radius || 0;
|
|
};
|
|
|
|
/**
|
|
* Creates a clone of this Circle instance
|
|
*
|
|
* @method clone
|
|
* @return {Circle} a copy of the Circle
|
|
*/
|
|
PIXI.Circle.prototype.clone = function()
|
|
{
|
|
return new PIXI.Circle(this.x, this.y, this.radius);
|
|
};
|
|
|
|
/**
|
|
* Checks whether the x and y coordinates given are contained within this circle
|
|
*
|
|
* @method contains
|
|
* @param x {Number} The X coordinate of the point to test
|
|
* @param y {Number} The Y coordinate of the point to test
|
|
* @return {Boolean} Whether the x/y coordinates are within this Circle
|
|
*/
|
|
PIXI.Circle.prototype.contains = function(x, y)
|
|
{
|
|
if(this.radius <= 0)
|
|
return false;
|
|
|
|
var dx = (this.x - x),
|
|
dy = (this.y - y),
|
|
r2 = this.radius * this.radius;
|
|
|
|
dx *= dx;
|
|
dy *= dy;
|
|
|
|
return (dx + dy <= r2);
|
|
};
|
|
|
|
/**
|
|
* Returns the framing rectangle of the circle as a PIXI.Rectangle object
|
|
*
|
|
* @method getBounds
|
|
* @return {Rectangle} the framing rectangle
|
|
*/
|
|
PIXI.Circle.prototype.getBounds = function()
|
|
{
|
|
return new PIXI.Rectangle(this.x - this.radius, this.y - this.radius, this.radius * 2, this.radius * 2);
|
|
};
|
|
|
|
// constructor
|
|
PIXI.Circle.prototype.constructor = PIXI.Circle;
|
|
</pre>
|
|
</article>
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</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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<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 Wed Dec 03 2014 10:30:31 GMT-0000 (GMT) using the <a href="https://github.com/terryweiss/docstrap">DocStrap template</a>.
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