Index: PointCloud.sln
===================================================================
--- PointCloud.sln	(revision 232)
+++ PointCloud.sln	(working copy)
@@ -40,6 +40,8 @@
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "PointCloudEngine", "AcDbPointCloud\PointCloud\PointCloudEngine\PointCloudEngine.vcproj", "{0542FAE3-D85F-4EF2-8CCC-DB6B10F7BFA9}"
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "PointDataMng", "PointDataMng\PointDataMng.vcproj", "{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -192,6 +194,18 @@
 		{0542FAE3-D85F-4EF2-8CCC-DB6B10F7BFA9}.Release|Win32.Build.0 = Release|Win32
 		{0542FAE3-D85F-4EF2-8CCC-DB6B10F7BFA9}.Release|x64.ActiveCfg = Release|x64
 		{0542FAE3-D85F-4EF2-8CCC-DB6B10F7BFA9}.Release|x64.Build.0 = Release|x64
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Debug|Any CPU.ActiveCfg = Debug|Win32
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Debug|Mixed Platforms.ActiveCfg = Debug|Win32
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Debug|Mixed Platforms.Build.0 = Debug|Win32
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Debug|Win32.ActiveCfg = Debug|Win32
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Debug|Win32.Build.0 = Debug|Win32
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Debug|x64.ActiveCfg = Debug|Win32
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Release|Any CPU.ActiveCfg = Release|Win32
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Release|Mixed Platforms.ActiveCfg = Release|Win32
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Release|Mixed Platforms.Build.0 = Release|Win32
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Release|Win32.ActiveCfg = Release|Win32
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Release|Win32.Build.0 = Release|Win32
+		{10DCB01F-F4F6-4D99-A029-246BFFF04FE9}.Release|x64.ActiveCfg = Release|Win32
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
Index: PointCloudAlg/Algorithm/PointCloudData.h
===================================================================
--- PointCloudAlg/Algorithm/PointCloudData.h	(revision 232)
+++ PointCloudAlg/Algorithm/PointCloudData.h	(working copy)
@@ -1,7 +1,6 @@
 #pragma once
 #include "typedef.h"
 
-class OctalTreeHelper;
 class CloudPoint;
 class Region;