Node3D

Kind of class:	public class
Package:	org.papervision3d.objects.parsers.ascollada
Inherits from:	AnimatedMesh3D < TriangleMesh3D < Vertices3D < DisplayObject3D < DisplayObjectContainer3D < EventDispatcher
Author:	Tim Knip
Classpath:	org.papervision3d.objects.parsers.ascollada.Node3D
File last modified:	Sunday, 02 March 2008, 15:23:43

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/*
 * PAPER    ON   ERVIS  NPAPER ISION  PE  IS ON  PERVI IO  APER  SI  PA
 * AP  VI  ONPA  RV  IO PA     SI  PA ER  SI NP PE     ON AP  VI ION AP
 * PERVI  ON  PE VISIO  APER   IONPA  RV  IO PA  RVIS  NP PE  IS ONPAPE
 * ER     NPAPER IS     PE     ON  PE  ISIO  AP     IO PA ER  SI NP PER
 * RV     PA  RV SI     ERVISI NP  ER   IO   PE VISIO  AP  VISI  PA  RV3D
 * ______________________________________________________________________
 * papervision3d.org + blog.papervision3d.org + osflash.org/papervision3d
 *
 * Copyright 2006 (c) Carlos Ulloa Matesanz, noventaynueve.com.
 * 
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following
 * conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */
 
package org.papervision3d.objects.parsers.ascollada
{
    // import papervision
    import org.ascollada.core.DaeBlendWeight;
    import org.papervision3d.core.*;
    import org.papervision3d.core.geom.AnimatedMesh3D;
    import org.papervision3d.core.math.*;
    import org.papervision3d.core.proto.*;
    import org.papervision3d.materials.*;
    import org.papervision3d.objects.*;
    import org.papervision3d.objects.primitives.Sphere;

    /**
     * <p>The Node3D class is used by the DAE class, and represents a node in a collada file.
     * </p>
     * @author Tim Knip
     */    
    public class Node3D extends AnimatedMesh3D 
    {    
        /** */
        public static var DEBUG_SPHERE_COLOR:uint = 0xffff00;
        
        /** */
        public static var DEBUG_SPHERE_RADIUS:Number = 100;
        
        /** the collada ID. */
        public var daeID:String;
        
        /** the collada SID. */
        public var daeSID:String;
        
        /** array of blendvertices */
        public var blendVerts:Array;
        
        /** bindmatrix */
        public var bindMatrix:Matrix3D;
        
        /** */
        public var matrixStack:Array;
        
        /** */
        public var transforms:Array;
        
        /**
         * Constructor.
         *
         * @param    daeName        The collada / DisplayObject3D name.
         * @param    daeID        The collada ID for this node.
         * @param    daeSID        The collada SID for this node.
         * @param    showSphere    A boolean value indication whether to show a sphere to help debugging.
         * @return
         */
        public function Node3D( daeName:String, daeID:String, daeSID:String = null, showSphere:Boolean = false ):void 
        {
            super(new WireframeMaterial(), new Array(), new Array(), daeName);
            
            this.daeID = daeID;
            this.daeSID = daeSID || daeID;
            this.transform = Matrix3D.IDENTITY;
            this.world = Matrix3D.IDENTITY;
            this.bindMatrix = Matrix3D.IDENTITY;
            this.blendVerts = new Array();
            
            this.matrixStack = new Array();
            this.transforms = new Array();

            if( showSphere )
            {
                addChild( new Sphere(new WireframeMaterial(DEBUG_SPHERE_COLOR), DEBUG_SPHERE_RADIUS, 4, 3) );
            }
        }
        
        /**
         * Clone.
         */ 
        public function clone():Node3D
        {
            var node:Node3D = new Node3D(this.name, this.daeID, this.daeSID);
            node.transform = Matrix3D.clone(this.transform);
            node.bindMatrix = Matrix3D.clone(this.bindMatrix);
            
            for(var i:int = 0; i < this.blendVerts.length; i++ )
            {
                var bw:DaeBlendWeight = new DaeBlendWeight();
                bw.weight = blendVerts[i].weight;
                bw.vertexIndex = blendVerts[i].vertexIndex;
                node.blendVerts.push(bw);
            }
            
            return node;
        }
        
    }
}

The Node3D class is used by the DAE class, and represents a node in a collada file.