void Billboard(){
		
			EditorGUILayout.Space();
			EditorGUILayout.Space();
			GUILayout.Label("Culling BillBoard Mode", EditorStyles.boldLabel);
			BilBocclusion = (OccludeBy) EditorGUILayout.EnumPopup ("Mode", BilBocclusion, GUILayout.Width(340));
			
			EditorGUILayout.Space();
			EditorGUILayout.Space();
		
		
			GUILayout.Label("BillBoard Rotation Axis", EditorStyles.boldLabel);
			BillBoardAxis =(BillbAxe) EditorGUILayout.EnumPopup ("Axis", BillBoardAxis, GUILayout.Width(340));
			EditorGUILayout.Space();
			EditorGUILayout.Space();
			
			GUILayout.Label("BillBoard Update Interval in Seconde", EditorStyles.boldLabel, GUILayout.Width(400));
				GUILayout.BeginHorizontal();
				GUILayout.Label("(less value = less performance)", GUILayout.Width(300));
				BillInterval = EditorGUILayout.FloatField(BillInterval, GUILayout.Width(50));
			GUILayout.EndHorizontal();
			EditorGUILayout.Space();
			EditorGUILayout.Space();
			GUILayout.BeginHorizontal();
					GUILayout.Label("Maximum View Distance", EditorStyles.boldLabel, GUILayout.Width(298));
					BillboardDist= EditorGUILayout.FloatField(BillboardDist, GUILayout.Width(50));
			GUILayout.EndHorizontal();
			GUILayout.BeginHorizontal();
				GUILayout.FlexibleSpace();
				BillboardDist=GUILayout.HorizontalScrollbar (BillboardDist,0.0f,0f,200f,GUILayout.Width(350));
			GUILayout.FlexibleSpace();
			GUILayout.EndHorizontal();
			GUILayout.FlexibleSpace();
			GUILayout.BeginHorizontal();
			GUILayout.FlexibleSpace();
		
			Texture Swap;
			string buttonBill;
			if (billActivate == true){
				buttonBill = "DEACTIVATE";	
				Swap= (Texture)Resources.LoadAssetAtPath(T4MEditorFolder+"Img/on.png", typeof(Texture));	
			}else{ 
				buttonBill = "ACTIVATE";
				Swap= (Texture)Resources.LoadAssetAtPath(T4MEditorFolder+"Img/off.png", typeof(Texture));
			}
	
			
			if (GUILayout.Button(buttonBill, GUILayout.Width(100), GUILayout.Height(30))) 
					{
						ActivateDeactivateBillBoard();
					}
				GUILayout.Label(Swap, GUILayout.Width(75), GUILayout.Height(30));
					GUILayout.FlexibleSpace();
				GUILayout.EndHorizontal();
			GUILayout.FlexibleSpace();
	
	}
	void IniNewSelect()
	{
		
			
		if (UnityTerrain){
			DestroyImmediate(UnityTerrain);
			if(Child){
				Selection.activeTransform = Child.transform;
				vertexInfo = 0;
				trisInfo = 0;
				partofT4MObj = 0;
				if (nbrT4MObj == 0){
					Child.gameObject.GetComponent <T4MObjSC>().EnabledLODSystem = ActivatedLOD;
					Child.gameObject.GetComponent <T4MObjSC>().enabledBillboard = ActivatedBillboard;
					Child.gameObject.GetComponent <T4MObjSC>().enabledLayerCul = ActivatedLayerCul;
					Child.gameObject.GetComponent <T4MObjSC>().CloseView = CloseDistMaxView;
					Child.gameObject.GetComponent <T4MObjSC>().NormalView = NormalDistMaxView;
					Child.gameObject.GetComponent <T4MObjSC>().FarView = FarDistMaxView;
					Child.gameObject.GetComponent <T4MObjSC>().BackGroundView = BGDistMaxView;
					Child.gameObject.GetComponent <T4MObjSC>().Master = 1;
				}
			}
		}
		if (CurrentSelect && CurrentSelect.GetComponent <T4MObjSC>()  && CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial){
				EditorUtility.SetSelectedWireframeHidden(CurrentSelect.renderer, true);
				initMaster = false;
			
				if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_Splat0")){
					Layer1 =CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_Splat0");
					Layer1Tile = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTextureScale("_Splat0");
				}else Layer1 =null;
				if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_Splat1")){
					Layer2 =CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_Splat1");
					Layer2Tile = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTextureScale("_Splat1");
				}else Layer2 =null;
				if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_Splat2")){
					Layer3 =CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_Splat2");
					Layer3Tile = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTextureScale("_Splat2");
				}else Layer3 =null;
				if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_Splat3")){
					Layer4 =CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_Splat3");
					Layer4Tile = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTextureScale("_Splat3");
				}else Layer4 =null;
				if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_Splat4")){
					Layer5 =CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_Splat4");
					Layer5Tile = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTextureScale("_Splat4");
				}else Layer5 =null;
				if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_Splat5")){
					Layer6 =CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_Splat5");
					Layer6Tile = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTextureScale("_Splat5");
				}else Layer6 =null;
				
				if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_BumpSplat0")){
					Layer1Bump =CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_BumpSplat0");
					Layer2Bump =CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_BumpSplat1");
					if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_BumpSplat2"))
						Layer3Bump =CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_BumpSplat2");
					if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_BumpSplat3"))
						Layer4Bump =CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_BumpSplat3");
					
				} 
					if(CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.shader == Shader.Find("T4MShaders/ShaderModel1/T4M 2 Textures ManualAdd BeastLM_1DC") || CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.shader == Shader.Find("T4MShaders/ShaderModel1/T4M 2 Textures ManualAdd CustoLM 1DC")){
						LMMan = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_Lightmap");
					}
					CheckShader();
					ActivatedLOD =CurrentSelect.GetComponent <T4MObjSC>().EnabledLODSystem ;
					ActivatedBillboard =	CurrentSelect.GetComponent <T4MObjSC>().enabledBillboard ;
					MaximunView = CurrentSelect.GetComponent <T4MObjSC>().MaxViewDistance;
					StartLOD2= CurrentSelect.GetComponent <T4MObjSC>().LOD2Start;
					StartLOD3 = CurrentSelect.GetComponent <T4MObjSC>().LOD3Start;
					UpdateInterval = CurrentSelect.GetComponent <T4MObjSC>().Interval;
					PlayerCam = CurrentSelect.GetComponent <T4MObjSC>().PlayerCamera;
					BillInterval = CurrentSelect.GetComponent <T4MObjSC>().BillInterval;
					BillboardDist = CurrentSelect.GetComponent <T4MObjSC>().BillMaxViewDistance;
					ActivatedLayerCul = CurrentSelect.GetComponent <T4MObjSC>().enabledLayerCul;
					BGDistMaxView = CurrentSelect.GetComponent <T4MObjSC>().BackGroundView;
					FarDistMaxView=CurrentSelect.GetComponent <T4MObjSC>().FarView;
					NormalDistMaxView=CurrentSelect.GetComponent <T4MObjSC>().NormalView;
					CloseDistMaxView=CurrentSelect.GetComponent <T4MObjSC>().CloseView;
					if (CurrentSelect.GetComponent <T4MObjSC>().Mode == 1)
						LODModeControler = LODMod.Mass_Control;
					else LODModeControler = LODMod.Independent_Control;
			
					if(CurrentSelect.GetComponent <T4MObjSC>().Axis == 0)
						BillBoardAxis = BillbAxe.Y_Axis;
					else BillBoardAxis = BillbAxe.All_Axis;
			
					if(CurrentSelect.GetComponent <T4MObjSC>().LODbasedOnScript == true)
						LODocclusion = OccludeBy.Max_View_Distance;
					else LODocclusion = OccludeBy.Layer_Cull_Distances;
			 
			
					if(CurrentSelect.GetComponent <T4MObjSC>().BilBbasedOnScript == true)
						BilBocclusion = OccludeBy.Max_View_Distance;
					else BilBocclusion = OccludeBy.Layer_Cull_Distances;
					
					
					if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().BillboardPosition != null && CurrentSelect.gameObject.GetComponent <T4MObjSC>().BillboardPosition.Length>0)
						billActivate = true;
					else billActivate = false;
					
					if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().ObjPosition != null && CurrentSelect.gameObject.GetComponent <T4MObjSC>().ObjPosition.Length>0)
						LodActivate = true;
					else LodActivate = false;
			
			
					if (PlayerCam == null && Camera.main)
						PlayerCam = Camera.main.transform;
					else if (PlayerCam == null && !Camera.main){
						Camera[] Cam =  GameObject.FindObjectsOfType(typeof(Camera)) as Camera[];
						for (var b =0; b <Cam.Length;b++){
							if (Cam[b].GetComponent<AudioListener>()){
								PlayerCam = Cam[b].transform; 
							}
						}
					}
			
			
				if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_SpecColor")){
					
					ShinessColor = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetColor("_SpecColor");
					
					if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_ShininessL0")){
						shiness0 = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetFloat ("_ShininessL0");
					}
					if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_ShininessL1")){
						shiness1 = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetFloat ("_ShininessL1");
					}
					if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_ShininessL2")){
						shiness2 = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetFloat ("_ShininessL2");
					}
					if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_ShininessL3")){
						shiness3 =CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetFloat ("_ShininessL3");
					}
				}
				if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_Control2") && CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_Control2"))
					T4MMaskTex2 = (Texture2D)CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_Control2");
				else T4MMaskTex2 = null;
				if (CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.HasProperty("_Control"))
				{
					T4MMaskTexUVCoord = CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTextureScale("_Control").x;
					T4MMaskTex = (Texture2D)CurrentSelect.gameObject.GetComponent <T4MObjSC>().T4MMaterial.GetTexture("_Control");
					intialized=true;
					
				}
			
				
			}
			Projector[] projectorObj = FindObjectsOfType(typeof(Projector)) as Projector[];
			if(projectorObj.Length>0)
			for (var i = 0; i < projectorObj.Length; i++)
			{
						if (projectorObj[i].gameObject.name == "PreviewT4M")
						DestroyImmediate (projectorObj[i].gameObject);
			}
			terrainDat = null;
			vertexInfo = 0;
			trisInfo= 0;
			partofT4MObj = 0;
			TexTexture = null;
			
		T4MSelectID = Selection.activeInstanceID;
		
	}