package
{
/*****************************************************************
* Description : Away3D Phong & Light Example
* Class Name : SampleAway3D ( Document Class )
* Linkage FLA : SampleAway3D.fla
* Extends : Sprite
* Company : Belong to www.as3.kr.
* Author : JINSANG YUN ( a.k.a. Wooyaggo victim4@gmail.com )
* Last modified : 2008-09-17
*
* Copyright www.as3.kr. All Rights Reserved.
******************************************************************/
import away3d.cameras.HoverCamera3D;
import away3d.containers.Scene3D;
import away3d.containers.View3D;
import away3d.core.render.Renderer;
import away3d.lights.DirectionalLight3D;
import away3d.materials.PhongColorMaterial;
import away3d.primitives.Cube;
import flash.display.Sprite;
import flash.events.Event;
import flash.events.MouseEvent;
public class SampleAway3D extends Sprite
{
// primitive elements, scene, camera and view.
private var view: View3D;
private var scene: Scene3D;
private var camera: HoverCamera3D;
private var cube: Cube;
private var light: DirectionalLight3D;
public function SampleAway3D()
{
this.initScene();
this.initCamera();
this.initView();
this.initObjects();
this.initLights();
this.initListeners();
}
private function initScene(): void
{
// create default scene.
this.scene = new Scene3D();
}
private function initCamera(): void
{
this.camera = new HoverCamera3D( { zoom: 3, focus: 100, distance: 100 } );
this.camera.tiltangle = 40;
this.camera.targettiltangle = 40;
this.camera.mintiltangle = -50;
this.camera.maxtiltangle = 50;
this.camera.yfactor = 1;
this.camera.steps = 7;
}
private function initView(): void
{
// create view with scene and camera.
this.view = new View3D( { scene: this.scene, camera: this.camera } );
this.view.x = this.stage.stageWidth/2;
this.view.y = this.stage.stageHeight/2;
this.addChild( this.view );
}
private function initObjects(): void
{
// create cube have a phong material.
this.cube = new Cube( { material: new PhongColorMaterial( { color: 0xCCCCCC, specular: 0.6 } ) } );
this.scene.addChild( this.cube );
}
private function initLights(): void
{
// create and locate light.
this.light = new DirectionalLight3D( { color: 0xFFFFFF, ambient: 0.25, diffuse: 0.75, specular: 0.9 } );
this.light.x = 40000;
this.light.z = 40000;
this.light.y = 40000;
this.scene.addChild( this.light );
}
private function initListeners(): void
{
this.stage.addEventListener( MouseEvent.MOUSE_DOWN, dragStart );
this.stage.addEventListener( MouseEvent.MOUSE_UP, dragStop );
this.stage.addEventListener( Event.ENTER_FRAME, enterFrame );
}
private function enterFrame( e: Event ): void
{
this.camera.hover();
this.light.x = this.camera.x;
this.light.y = this.camera.y;
this.light.z = this.camera.z;
this.view.render();
}
private function dragStart( e: MouseEvent ): void
{
this.lastx = this.view.mouseX;
this.lasty = this.view.mouseY;
this.stage.addEventListener( Event.ENTER_FRAME, drag );
}
private function dragStop( e: MouseEvent ): void
{
this.stage.removeEventListener( Event.ENTER_FRAME, drag );
}
private const DRAG_RATING: Number = 0.5;
private var dragx: Number;
private var dragy: Number;
private var lastx: Number;
private var lasty: Number;
private function drag( e: Event ): void
{
this.dragx = this.view.mouseX - lastx;
this.dragy = this.view.mouseY - lasty;
this.lastx = this.view.mouseX;
this.lasty = this.view.mouseY;
this.camera.targetpanangle += this.dragx * DRAG_RATING;
this.camera.targettiltangle += this.dragy * DRAG_RATING;
}
}
}
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