var cmworld;
var gui;

var fistGroundPoint = null;
var secondGroundPoint = null;
var selectGroundPointMode = false;

window.onload = function ()
{
	var canvas = document.querySelector("#cmworld3Canvas");
	var siteRoot = CMWORLD.Compile.getSiteRootUrl();
	
	cmworld = new CMWORLD.CmWorld3(canvas, 127, 38, CMWORLD.cm_const.EarthRadius * 2.5, { toptilespan: 36 });
	cmworld.option.worldTimer.setStartDateTime(2015, 7, 12, 14, 0, 0, 0);
	
	//gliEmbedDebug = true;
	
	cmworld.addTileImageLayer("base", "http://xdworld.vworld.kr:8080/XDServer/requestLayerNode?APIKey=767B7ADF-10BA-3D86-AB7E-02816B5B92E9&Layer=tile_mo_HD&Level={z}&IDX={x}&IDY={y}", 0, 15, 90, -90, -180, 180, "jpg", false);
	cmworld.addTerrainLayer("terrain", "http://xdworld.vworld.kr:8080/XDServer/requestLayerNode?APIKey=767B7ADF-10BA-3D86-AB7E-02816B5B92E9&Layer=dem&Level={z}&IDX={x}&IDY={y}", 0, 15, 90, -90, -180, 180, "");
	
	cmworld.addReal3DLayer("facility_build", "http://xdworld.vworld.kr:8080/XDServer/requestLayerNode?Layer=facility_build&Level={z}&IDX={x}&IDY={y}&APIKey=767B7ADF-10BA-3D86-AB7E-02816B5B92E9",
	                                       "http://xdworld.vworld.kr:8080/XDServer/requestLayerObject?APIKey=767B7ADF-10BA-3D86-AB7E-02816B5B92E9&Layer=facility_build&Level={z}&IDX={x}&IDY={y}&DataFile={f}", "facility_build", 0, 15, 90, -90, -180, 180, "dat");
	
	cmworld.addReal3DLayer("facility_build_at", "http://xdworld.vworld.kr:8080/XDServer/requestLayerNode?Layer=facility_build_at&Level={z}&IDX={x}&IDY={y}&APIKey=767B7ADF-10BA-3D86-AB7E-02816B5B92E9",
	                                          "http://xdworld.vworld.kr:8080/XDServer/requestLayerObject?APIKey=767B7ADF-10BA-3D86-AB7E-02816B5B92E9&Layer=facility_build_at&Level={z}&IDX={x}&IDY={y}&DataFile={f}", "facility_build_at", 0, 15, 90, -90, -180, 180, "dat");
	
	cmworld.addReal3DLayer("facility_bridge", "http://xdworld.vworld.kr:8080/XDServer/requestLayerNode?Layer=facility_bridge&Level={z}&IDX={x}&IDY={y}&APIKey=767B7ADF-10BA-3D86-AB7E-02816B5B92E9",
	                                           "http://xdworld.vworld.kr:8080/XDServer/requestLayerObject?APIKey=767B7ADF-10BA-3D86-AB7E-02816B5B92E9&Layer=facility_bridge&Level={z}&IDX={x}&IDY={y}&DataFile={f}", "facility_bridge", 0, 14, 90, -90, -180, 180, "dat");
	
	cmworld.addOverlayImageLayer("hybrid_road", "http://xdworld.vworld.kr:8080/XDServer/requestLayerNode?APIKey=767B7ADF-10BA-3D86-AB7E-02816B5B92E9&Layer=hybrid_road&Level={z}&IDX={x}&IDY={y}", 0, 15, 90, -90, -180, 180, "");
	
	/*
	   cmworld.addVWPOILayer("poi_base", "http://xdworld.vworld.kr:8080/XDServer/requestLayerNode?Layer=poi_base&Level={z}&IDX={x}&IDY={y}&APIKey=767B7ADF-10BA-3D86-AB7E-02816B5B92E9",
	                                       "http://xdworld.vworld.kr:8080/XDServer/requestLayerObject?APIKey=767B7ADF-10BA-3D86-AB7E-02816B5B92E9&Layer=poi_base&Level={z}&IDX={x}&IDY={y}&DataFile={f}", "poi_base", 0, 15, 90, -90, -180, 180, "poi");
	                                       */
	
	if (CMWORLD.Compile.DistributionMode == false)
	{
	   cmworld.option.showFPS(true);
	}
	// 여의도로 이동
	// spline curve path를 얻어 render에서 위치 이동함.
	var startHeight = 12752201;
	var endHeight = 30;
	var splitCount = 300;
	var ptList = getSplinePath(126.92287806018567, 37.52385624604935, startHeight, 126.92287806018567, 37.52385624604935, endHeight, splitCount);
	var stepHeight = (startHeight - endHeight) / splitCount;
	//ptList.reverse - 

    // 매프레임 카메라의 위치를 갱신하기 위해서 event를 통해서 호출을 받는다.
    cmworld.preUpdateEvent.addEventListener(preUpdate, this );

	function preUpdate(params, owner )
	{
	    if (ptList.length > 1) {	
	        cmworld.gotoLookAt(ptList[0].x, ptList[0].y, startHeight, ptList[1].x, ptList[1].y, endHeight );
	
			// 위의 getSplinePath에서 나온값이 이상해서 따로 계산했다.
			startHeight = startHeight - stepHeight;
			
			// 마지막일때.
			if (ptList.length == 2 ) {
				cmworld.gotoLookAt(126.92514152860832, 37.520251187255276, 150, 126.92287806018567, 37.52385624604935, 10);
				ptList.shift();
	   		}
		    ptList.shift();
	    }
	    else 
	    {
		// 이제, event를 제거한다.
		cmworld.preUpdateEvent.removeEventListener(preUpdate);
	  	}
	}


	function getSplinePath(sx, sy, sh, ex, ey, eh, nCount)
	{
	   //
	   var curve = new THREE.SplineCurve3([
	       new THREE.Vector3(sx, sy, sh),
	       new THREE.Vector3(ex, ey, eh)
	   ]);
	   var geometry = new THREE.Geometry();
	   geometry.vertices = curve.getPoints(nCount);
	   return geometry.vertices;
	}

};