package com.cet.parallax {
//_________________________________________________________________
//                                                          imports
	import com.bit101.components.*;
	
	import flash.display.*;
	import flash.events.*;
	import flash.filters.GlowFilter;
	import flash.text.*;
	
	import org.papervision3d.cameras.*;
	import org.papervision3d.core.geom.*;
	import org.papervision3d.materials.*;
	import org.papervision3d.materials.special.*;
	import org.papervision3d.objects.*;
	import org.papervision3d.objects.primitives.*;
	import org.papervision3d.objects.special.*;
	import org.papervision3d.render.*;
	import org.papervision3d.scenes.*;
	import org.papervision3d.view.*;

//_________________________________________________________________
//                                                            class	
	public class PV3DView extends Sprite {
//_________________________________________________________________
//                                                        variables
		//--- gui
		private var radius		:Slider;
		private var speed		:Slider;
		private var sizer		:Slider;
		private var alignX		:Slider;
		private var alignY		:Slider;
		//--- 3D objects
		private var holder		:DisplayObject3D;
		private var sun			:Sphere;
		private var earth		:Sphere;
		//--- 3D scene elements
		private var earthView	:Viewport3D;
		private var earthCam	:Camera3D; 
		private var scene		:Scene3D;
		private var renderer	:BasicRenderEngine;
		//--- math
		private var rot			:Number;
		private var rotRad		:Number;
		
		//--- crap
		private var overView	:Viewport3D;
//_________________________________________________________________
//                                                      constructor
		public function PV3DView() {
			init3D();
			
			addEventListener(Event.ENTER_FRAME, loop3D);
		}
//_________________________________________________________________
//                                              setup papervision3D
		private function init3D():void {
			rot = -989;
			
			scene = new Scene3D();
			renderer = new BasicRenderEngine();
			 			
			earthCam = new Camera3D();
			earthCam.focus = 16;
			earthCam.x = earthCam.y = 0; 
			earthCam.z -= 2000;

			earthView = new Viewport3D(800, 600);
			earthView.x = 0;
			earthView.y = 0;
			addChild(earthView);

			overView = new Viewport3D(1, 1);
			addChild(overView);

			holder = new DisplayObject3D;
			
			var sunSkin:MovieMaterial = new MovieMaterial(new textureSun);
			sun = new Sphere(sunSkin, 600, 18, 16);
			
			var earthSkin:MovieMaterial = new MovieMaterial(new textureEarth);
			earth = new Sphere(earthSkin, 80, 18, 16);
			earth.z = rot;
						
			holder.addChild(earth);
			holder.addChild(sun);
			scene.addChild(holder);
						
			var toolBox:Sprite = new Sprite();
			toolBox.graphics.beginFill(0x333333);
			toolBox.graphics.drawRect(0, 0, 130, 200);
			toolBox.graphics.endFill();
			toolBox.x = 670;
			toolBox.y = 400;
			addChildAt(toolBox, 2);

			var font:TextFormat = new TextFormat("Arial", 12, 0xffffff);
			
			var txtRad:TextField = new TextField();
			txtRad.defaultTextFormat = font;
			txtRad.autoSize = TextFieldAutoSize.LEFT;
			txtRad.text = "earth's orbital radius";
			txtRad.x = 8;
			txtRad.y = 2;
			toolBox.addChild(txtRad);
			
			radius = new Slider();
			radius.setSliderParams(1000, 1500, 1000);
			radius.x = 10;
			radius.y = 25;
			radius.draw();
			toolBox.addChild(radius);
			
			var txtSpeed:TextField = new TextField();
			txtSpeed.defaultTextFormat = font;
			txtSpeed.autoSize = TextFieldAutoSize.LEFT;
			txtSpeed.text = "earth's orbital speed";
			txtSpeed.x = 8;
			txtSpeed.y = 37;
			toolBox.addChild(txtSpeed);
			
			speed = new Slider();
			speed.setSliderParams(0, 3, 1);
			speed.x = 10;
			speed.y = 59;
			speed.draw();
			toolBox.addChild(speed);
			
			var txtSize:TextField = new TextField();
			txtSize.defaultTextFormat = font;
			txtSize.autoSize = TextFieldAutoSize.LEFT;
			txtSize.text = "planet's size";
			txtSize.x = 8;
			txtSize.y = 73;
			toolBox.addChild(txtSize);
			
			sizer = new Slider();
			sizer.setSliderParams(0.5, 2.5, 1);
			sizer.x = 10;
			sizer.y = 94;
			sizer.draw();
			toolBox.addChild(sizer);		

			var txtAngleX:TextField = new TextField();
			txtAngleX.defaultTextFormat = font;
			txtAngleX.autoSize = TextFieldAutoSize.LEFT;
			txtAngleX.text = "angle X";
			txtAngleX.x = 8;
			txtAngleX.y = 110;
			toolBox.addChild(txtAngleX);
			
			alignX = new Slider();
			alignX.setSliderParams(-90, 90, 0);
			alignX.x = 10;
			alignX.y = 130;
			alignX.draw();
			toolBox.addChild(alignX);		

			var txtAngleY:TextField = new TextField();
			txtAngleY.defaultTextFormat = font;
			txtAngleY.autoSize = TextFieldAutoSize.LEFT;
			txtAngleY.text = "angle Y";
			txtAngleY.x = 8;
			txtAngleY.y = 145;
			toolBox.addChild(txtAngleY);
			
			alignY = new Slider();
			alignY.setSliderParams(-90,90, 0);
			alignY.x = 10;
			alignY.y = 165;
			alignY.draw();
			toolBox.addChild(alignY);		
			 
		}
//_________________________________________________________________
//                                              setup papervision3D
		private function loop3D(e:Event):void {
			sun.rotationY++;
			earth.rotationY++;
			earth.scaleX = earth.scaleY = earth.scaleZ = sizer.value;
			holder.rotationX = alignX.value;
			holder.rotationZ = alignY.value;
			orbit();
			renderer.renderScene(scene, earthCam, earthView);
		}
//_________________________________________________________________
//                                                     planet orbit
		private function orbit():void {
			rot += speed.value;
			rotRad = (rot-90) * (Math.PI/180);
			earth.z = (radius.value * Math.cos(rotRad) ) * -1;
			earth.x = radius.value * Math.sin(rotRad) * -1;
		}
	}
}
//_________________________________________________________________
//                                                      end of file