Created
January 28, 2014 21:23
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Away3D Simple Shadow
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package { | |
import away3d.containers.ObjectContainer3D; | |
import away3d.containers.View3D; | |
import away3d.debug.AwayStats; | |
import away3d.entities.Mesh; | |
import away3d.lights.DirectionalLight; | |
import away3d.materials.ColorMaterial; | |
import away3d.materials.lightpickers.StaticLightPicker; | |
import away3d.materials.methods.SoftShadowMapMethod; | |
import away3d.primitives.CylinderGeometry; | |
import away3d.primitives.PlaneGeometry; | |
import flash.display.Sprite; | |
import flash.display.StageAlign; | |
import flash.display.StageScaleMode; | |
import flash.events.Event; | |
import flash.geom.Vector3D; | |
[SWF(backgroundColor = "#000000", width = "1000", height = "600", frameRate = "60", quality = "HIGH")] | |
public class Main extends Sprite { | |
private var _view: View3D; | |
private var _mainLight: DirectionalLight; | |
private var _mainContainer: ObjectContainer3D; | |
public function Main() { | |
_initializeEngine(); | |
_initializeStage(); | |
_initializeLights(); | |
_initializeCamera(); | |
_setupScene(); | |
} | |
private function _initializeStage(): void { | |
stage.scaleMode = StageScaleMode.NO_SCALE; | |
stage.align = StageAlign.TOP_LEFT; | |
stage.addEventListener(Event.RESIZE, onResize); | |
_updateViewSize(); | |
} | |
private function _setupScene(): void { | |
_mainContainer = new ObjectContainer3D(); | |
_mainContainer.addChild(_createGround()); | |
_mainContainer.addChild(_createCoin()); | |
_view.scene.addChild(_mainContainer); | |
} | |
private function _createGround(): Mesh { | |
var planeMaterial: ColorMaterial = new ColorMaterial(0xFFFFFF); | |
planeMaterial.lightPicker = new StaticLightPicker([_mainLight]); | |
planeMaterial.specular = .1; | |
planeMaterial.gloss = 0; | |
// better performance but lower shadow quality | |
planeMaterial.shadowMethod = new SoftShadowMapMethod(_mainLight); | |
// better shadow quality | |
// planeMaterial.shadowMethod = new SoftShadowMapMethod(_mainLight, 32, 8); | |
return new Mesh(new PlaneGeometry(1000, 1000), planeMaterial); | |
} | |
private function _createCoin(): Mesh { | |
var coinMaterial: ColorMaterial = new ColorMaterial(0xFFD700); | |
coinMaterial.lightPicker = new StaticLightPicker([_mainLight]); | |
coinMaterial.specular = .5; | |
coinMaterial.gloss = 20; | |
var coin: Mesh = new Mesh(new CylinderGeometry(50, 50, 10), coinMaterial); | |
coin.y = 100; | |
return coin; | |
} | |
private function _initializeCamera(): void { | |
//setup the camera | |
_view.camera.z = -600; | |
_view.camera.y = 500; | |
_view.camera.lookAt(new Vector3D()); | |
} | |
private function _initializeEngine(): void { | |
_view = new View3D(); | |
_view.antiAlias = 16; | |
addChild(_view); | |
addChild(new AwayStats(_view)); | |
//setup the render loop | |
addEventListener(Event.ENTER_FRAME, _onEnterFrame); | |
} | |
private function _initializeLights(): void { | |
//setup lights | |
_mainLight = new DirectionalLight(-0.5, -1, -1); | |
_mainLight.castsShadows = true; | |
_mainLight.y = 100; | |
_mainLight.color = 0xFFFFFF; | |
_mainLight.diffuse = 1; | |
_mainLight.specular = 1; | |
//_mainLight.radius = 400; | |
//_mainLight.fallOff = 500; | |
_mainLight.ambient = 0xA0A0A0; | |
_mainLight.ambient = .5; | |
_view.scene.addChild(_mainLight); | |
} | |
/** | |
* render loop | |
*/ | |
private function _onEnterFrame(e: Event): void { | |
_mainContainer.rotationY += .1; | |
_view.render(); | |
} | |
/** | |
* stage listener for resize events | |
*/ | |
private function onResize(event: Event = null): void { | |
_updateViewSize(); | |
} | |
private function _updateViewSize(): void { | |
_view.width = stage.stageWidth; | |
_view.height = stage.stageHeight; | |
} | |
} | |
} |
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