package pl.minim.paperout.in3D.render.alternativa {
	import alternativa.engine3d.core.Face;
	import alternativa.engine3d.core.Mesh;
	import alternativa.engine3d.materials.TextureMaterial;
	import alternativa.engine3d.materials.TextureMaterialPrecision;
	import alternativa.types.Texture;
	
	import pl.minim.paperout.vo.TrackStepVO;
	
	import org.papervision3d.core.math.NumberUV;
	
	import flash.geom.Point;
	import flash.geom.Vector3D;	

	/**
	 * @author Marek Brun
	 */
	public class Alternativa3DTrackStepMesh extends Mesh {
		
		static public const STEP_VERTICES_ARRANGE:Array=[
			[1,2,4],
			[2,3,4],
			[2,5,3],
			[5,8,3],
			[5,6,7],
			[5,7,8],
			
			[10,1,4],
			[10,9,1],
			
			[6,11,12],
			[6,12,7],
		];
		
		public function Alternativa3DTrackStepMesh(name:String, step0:TrackStepVO, step1:TrackStepVO, stepUVs:Vector.<Vector.<NumberUV>>, texture:Texture) {
			super(name);
			
			createVertexByVector3D(step1._3Dpoints[0], 'vert1');
			createVertexByVector3D(step1._3Dpoints[1], 'vert2');
			createVertexByVector3D(step1._3Dpoints[2], 'vert5');
			createVertexByVector3D(step1._3Dpoints[3], 'vert6');
			
			createVertexByVector3D(step1._3Dpoints[4], 'vert9');
			createVertexByVector3D(step1._3Dpoints[5], 'vert11');
			
			createVertexByVector3D(step0._3Dpoints[0], 'vert4');
			createVertexByVector3D(step0._3Dpoints[1], 'vert3');
			createVertexByVector3D(step0._3Dpoints[2], 'vert8');
			createVertexByVector3D(step0._3Dpoints[3], 'vert7');
			
			createVertexByVector3D(step0._3Dpoints[4], 'vert10');
			createVertexByVector3D(step0._3Dpoints[5], 'vert12');
			
			//creating faces
			var arrange:Array, faces:Array=[], face:Face;
			for(var i:uint=0;i<STEP_VERTICES_ARRANGE.length;i++){
				arrange=STEP_VERTICES_ARRANGE[i];
				face=createFace(["vert"+arrange[0], "vert"+arrange[1], "vert"+arrange[2]], "face"+i);
				faces.push(face);
				setUVsToFace(
					createPointByNumberUV(stepUVs[i][0]),
					createPointByNumberUV(stepUVs[i][1]),
					createPointByNumberUV(stepUVs[i][2]),
					face
				);
			}
			
			
			var textureMaterial:TextureMaterial=new TextureMaterial(texture);
			textureMaterial.precision=TextureMaterialPrecision.VERY_LOW;
			
			createSurface(faces, 'main');
			setMaterialToSurface(textureMaterial, 'main');
			//setMaterialToSurface(new WireMaterial(1, 0xFF0000), 'main');
			
			
		}
		
		protected function createVertexByVector3D(vector:Vector3D, id:String):void {
			createVertex(vector.x, vector.y, vector.z, id);
		}
		
		protected function createPointByNumberUV(numberuv:NumberUV):Point {
			return new Point(numberuv.u, numberuv.v);
		}
		
	}
}