forked from: [PV3D] Ribon Road
=====================================================
Papervison3Dを利用したリボン表現
*
* Tweenerを使って作成したベジェ曲線に
* Planeを位置と角度を調整して並べています。
* 強引なやり方なので、いい方法があったら教えてください！
*
* @author Yasu (clockmaker.jp)
======================================================
/**
* Copyright iDima ( http://wonderfl.net/user/iDima )
* MIT License ( http://www.opensource.org/licenses/mit-license.php )
* Downloaded from: http://wonderfl.net/c/4Iow
*/
// forked from clockmaker's [PV3D] Ribon Road
/*=====================================================*//**
* Papervison3Dを利用したリボン表現
*
* Tweenerを使って作成したベジェ曲線に
* Planeを位置と角度を調整して並べています。
* 強引なやり方なので、いい方法があったら教えてください！
*
* @author Yasu (clockmaker.jp)
*//*======================================================*/
package
{
import caurina.transitions.properties.CurveModifiers;
import caurina.transitions.Tweener;
import flash.display.*;
import flash.events.*;
import flash.utils.getTimer;
import org.papervision3d.core.geom.*;
import org.papervision3d.core.geom.renderables.*;
import org.papervision3d.core.proto.*;
import org.papervision3d.materials.shadematerials.*;
import org.papervision3d.materials.special.*;
import org.papervision3d.objects.*;
import org.papervision3d.objects.primitives.*;
import org.papervision3d.view.*;
import org.papervision3d.cameras.*;
import org.papervision3d.lights.*
import org.papervision3d.materials.*
import org.papervision3d.materials.utils.*
import org.papervision3d.core.math.Matrix3D;
[SWF(width = "720", height = "480", frameRate = "60", backgroundColor="0xFFFFFF")]
public class Main extends BasicView
{
private var lineMaterial :LineMaterial;
private var _arrLines :Array = [];
private var _objArray :Array = [];
private var LINES_NUM :int = 1
private var MAX_RADIUS :int = 3000;
private var POINT_NUM :uint = 5
private var VERTICES_NUM :uint = 400
private var CAMERA_POSITION :uint = 3000;
public function Main()
{
super(0, 0, true, false, CameraType.FREE);
CurveModifiers.init();
camera.focus = 250
camera.zoom = 1
init()
startRendering()
}
private function init():void
{
// 3d
for (var i:int = 0; i < LINES_NUM; i++)
{
_arrPlanes[i] = [];
}
// 2d
for (i = 0; i < LINES_NUM; i++)
{
var newPos:Object = getRandomPos()
var o:Object =
{
x : newPos.x,
prevX : newPos.x,
y : newPos.y,
prevY : newPos.y,
z : newPos.z,
prevZ : newPos.z,
color : Math.random() * 0xFFFFFF
}
_objArray.push(o)
randomTween(getRandomData(o))
}
}
private function randomTween(o:Object):void
{
Tweener.addTween(o,
{
x : o.x1,
y : o.y1,
z : o.z1,
_bezier : o.bezier,
time : o.time,
transition : "linear",
onComplete : function():void
{
randomTween(getRandomData(o));
}
});
}
private function getRandomData(o:Object):Object
{
o.time = (POINT_NUM * 0.5) + (POINT_NUM * .75);
var newPos:Object = getRandomPos();
o.x1 = newPos.x;
o.y1 = newPos.y;
o.z1 = newPos.z;
o.bezier = [];
for (var i:int = 0; i < POINT_NUM; i++)
{
var newBezierPos:Object = getRandomPos();
o.bezier.push(
{
x : newBezierPos.x,
y : newBezierPos.y,
z : newBezierPos.z
});
}
return o;
}
private function getRandomPos():Object
{
var angleY:Number = Math.random() * 2 * Math.PI;
var angleXZ:Number = Math.random() * 2 * Math.PI;
return {
x : Math.cos(angleY) * Math.sin(angleXZ) * MAX_RADIUS,
y : Math.sin(angleY) * Math.sin(angleXZ) * MAX_RADIUS,
z : Math.cos(angleXZ) * MAX_RADIUS
};
}
private var _arrPlanes:Array = []
override protected function onRenderTick(e:Event = null):void
{
for (var i:int = 0; i < LINES_NUM; i++)
{
var d1:DisplayObject3D = new DisplayObject3D()
d1.x = _objArray[i].x
d1.y = _objArray[i].y
d1.z = _objArray[i].z
var d2:DisplayObject3D = new DisplayObject3D()
d2.x = _objArray[i].prevX
d2.y = _objArray[i].prevY
d2.z = _objArray[i].prevZ
d1.lookAt(d2);
// Planes
var len:Number = Math.sqrt(
(_objArray[i].x - _objArray[i].prevX) * (_objArray[i].x - _objArray[i].prevX)
+ (_objArray[i].y - _objArray[i].prevY) * (_objArray[i].y - _objArray[i].prevY)
+ (_objArray[i].z - _objArray[i].prevZ) * (_objArray[i].z - _objArray[i].prevZ)
)
var mat:MaterialObject3D = new WireframeMaterial(_objArray[i].color)
mat.doubleSided = true
var o:DisplayObject3D = scene.addChild(new Plane(mat, 100, 100))
o.copyTransform(d1.transform)
o.pitch(90)
_arrPlanes[i].push(o);
if (_arrPlanes[i].length > 10)
{
var tmp:DisplayObject3D = _arrPlanes[i][0]
var cameraTarget :DisplayObject3D = new DisplayObject3D();
cameraTarget.copyTransform( tmp );
cameraTarget.moveBackward(100);
cameraTarget.moveUp(100);
camera.copyTransform(cameraTarget)
camera.lookAt(_arrPlanes[i][10])
cameraTarget = null
}
if (_arrPlanes[i].length > VERTICES_NUM)
{
scene.removeChild(_arrPlanes[i].shift())
}
_objArray[i].prevX = _objArray[i].x;
_objArray[i].prevY = _objArray[i].y;
_objArray[i].prevZ = _objArray[i].z;
}
super.onRenderTick(e);
}
}
}