/**
* Copyright insocium ( http://wonderfl.net/user/insocium )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/lIfd
*/
package
{
import away3d.cameras.lenses.PerspectiveLens;
import away3d.containers.ObjectContainer3D;
import away3d.containers.View3D;
import away3d.entities.SegmentSet;
import away3d.filters.RadialBlurFilter3D;
import away3d.primitives.LineSegment;
import flash.display.StageAlign;
import flash.display.StageScaleMode;
import flash.events.Event;
import flash.geom.Vector3D;
import flash.media.Sound;
import flash.media.SoundChannel;
import flash.net.URLRequest;
import flash.utils.getTimer;
[SWF(width="960",height="540",frameRate="60")]
public class LinesSphereEx extends View3D
{
//----------------------------------------------------------
//
// Static Property
//
//----------------------------------------------------------
private static const parameters:Array = [[0.3, 0x0088FF, 1, 5, 1500],
[0.1, 0x0099DD, 1, 2, 2000],
[0.7, 0x0066CC, 0.75, 1, 16000],
[1.24, 0x005599, 0.5, 1, 2000],
[1.25, 0x6633FF, 0.8, 1, 16000],
[3.0, 0x404040, 0.75, 2, 1000],
[3.5, 0x808080, 0.5, 1, 1000],
[4.5, 0x444444, 0.25, 1, 1000],
[5.5, 0x808080, 0.125, 1, 1000]];
private static const r:Number = 450;
//----------------------------------------------------------
//
// Constructor
//
//----------------------------------------------------------
public function LinesSphereEx()
{
stage.scaleMode = StageScaleMode.NO_SCALE;
stage.align = StageAlign.TOP_LEFT;
antiAlias = 2;
backgroundColor = 0x000000;
(camera.lens as PerspectiveLens).far = 500000;
sphere = new ObjectContainer3D();
scene.addChild(sphere);
var list:Array = [];
for (var i:int = 0; i < 16000; ++i)
{
var vector1:Vector3D = translateGeoCoords(360 * Math.random(), 360 * Math.random(), r);
var vector2:Vector3D = vector1.clone();
vector2.scaleBy(Math.random() * 0.1 + 1);
list.push([vector1, vector2]);
}
for (i = 0; i < parameters.length; ++i)
{
var p:Array = parameters[i];
var lines:SegmentSet = new SegmentSet();
if (i < 4)
sphere.addChild(lines);
else
scene.addChild(lines);
lines.scaleX = lines.scaleY = lines.scaleZ = p[0];
lines.rotationY = Math.random() * 360;
for (var j:int = 0; j < p[4]; j++)
{
var color:uint = ((0xFF * p[2]) << 24) + p[1];
lines.addSegment(new LineSegment(list[j][0], list[j][1], color, 0x0, p[3]));
}
orijinalScales[i] = p[0];
lineSegments[i] = lines;
}
// load music
var sound:Sound = new Sound(new URLRequest("http://198.101.15.90:8166/live"));
soundChannel = sound.play(0, int.MAX_VALUE);
addEventListener(Event.ENTER_FRAME, enterFrameHandler);
stage.addEventListener(Event.RESIZE, resizeHandler);
resizeHandler(null);
}
//----------------------------------------------------------
//
// Property
//
//----------------------------------------------------------
private var cameraZ:Number = 1;
private var inited:Boolean = false;
private var lineSegments:Array = [];
private var orijinalScales:Vector.<Number> = new Vector.<Number>();
private var rotY:Number = 0;
private var rotZ:Number = 0;
private var soundChannel:SoundChannel;
private var sphere:ObjectContainer3D;
//----------------------------------------------------------
//
// Function
//
//----------------------------------------------------------
private function resizeHandler(e:Event):void
{
this.width = stage.stageWidth;
this.height = stage.stageHeight;
var distance:Number = Vector3D.distance(new Vector3D(-1000, 500, 500), new Vector3D(0, 0, 0));
(camera.lens as PerspectiveLens).fieldOfView = 2 * Math.atan2(Math.sqrt(this.width * this.width + this.height * this.height) / 2, distance) * 180 / Math.PI;
}
private function enterFrameHandler(ev:Event):void
{
if (!inited)
{
filters3d = [new RadialBlurFilter3D(6, 1.8, 1.0, -0.4)]
inited = true;
}
var volume:Number = (soundChannel.leftPeak + soundChannel.rightPeak) / 2;
// rotation move
rotZ += (soundChannel.leftPeak - 0.2) * 0.04;
rotY += (soundChannel.rightPeak - 0.1) * 0.05;
sphere.scaleX = sphere.scaleY = sphere.scaleZ = cameraZ;
var time:Number = getTimer();
const speed:Array = [3, 4, 4.5, 1.5, 2, -2, 1, -1, 1, 1, 1, 1];
for (var i:int = 0; i < lineSegments.length; i++)
{
var obj:SegmentSet = lineSegments[i] as SegmentSet;
if (i < 5)
{
obj.rotationY += (rotY * 180 / Math.PI * speed[i] - obj.rotationY) * 0.05;
obj.rotationX += ((rotZ + rotY) * 0.3 * 180 / Math.PI * speed[i] - obj.rotationX) * 0.05;
}
if (i < 5)
obj.scaleX = obj.scaleY = obj.scaleZ = (orijinalScales[i] * (i / 2 + 1) * (1 + 0.5 * Math.sin(time / 1500)));
}
camera.x = 1600 * Math.sin(time / 2000);
camera.z = 1600 * Math.cos(time / 2000);
camera.lookAt(new Vector3D(0, 0, 0));
render();
}
/**
* 経度と緯度から位置を算出します。
* @param latitude 緯度
* @param longitude 経度
* @param radius 半径
* @return 位置情報
*/
private function translateGeoCoords(latitude:Number, longitude:Number, radius:Number):Vector3D
{
const latitudeDegreeOffset:Number = 90;
const longitudeDegreeOffset:Number = -90;
latitude = Math.PI * latitude / 180;
longitude = Math.PI * longitude / 180;
latitude -= (latitudeDegreeOffset * (Math.PI / 180));
longitude -= (longitudeDegreeOffset * (Math.PI / 180));
var x:Number = radius * Math.sin(latitude) * Math.cos(longitude);
var y:Number = radius * Math.cos(latitude);
var z:Number = radius * Math.sin(latitude) * Math.sin(longitude);
return new Vector3D(x, z, y);
}
}
}
