diff --git a/build/Cacnv.vcxproj b/build/Cacnv.vcxproj
index 8da79300f..27ba53dee 100644
--- a/build/Cacnv.vcxproj
+++ b/build/Cacnv.vcxproj
@@ -122,7 +122,6 @@
       <AssemblerListingLocation>$(IntDir)</AssemblerListingLocation>
       <ObjectFileName>$(IntDir)</ObjectFileName>
       <ProgramDataBaseFileName>$(IntDir)$(TargetName).pdb</ProgramDataBaseFileName>
-      
       <WarningLevel>Level3</WarningLevel>
       <SuppressStartupBanner>true</SuppressStartupBanner>
       <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
@@ -170,26 +169,6 @@
       <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <ClCompile Include="..\src\ca\calib02.cpp" />
-    <ClCompile Include="..\src\cg\cg2101.cpp">
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cg2103.cpp">
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cglib01.cpp">
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cglib03.cpp" />
-    <ClCompile Include="..\src\cg\cgsaldac.cpp" />
   </ItemGroup>
   <ItemGroup>
     <MskCompiler Include="..\src\ca\cacnva.uml" />
@@ -232,6 +211,9 @@
       <LinkLibraryDependencies>true</LinkLibraryDependencies>
       <UseLibraryDependencyInputs>false</UseLibraryDependencyInputs>
     </ProjectReference>
+    <ProjectReference Include="cglib.vcxproj">
+      <Project>{7b80f974-ce2e-4bd9-855a-44ff139ff288}</Project>
+    </ProjectReference>
     <ProjectReference Include="vedoc.vcxproj">
       <Project>{a1ce9743-a597-4f92-b55a-345a366c9e55}</Project>
       <Private>false</Private>
@@ -240,6 +222,9 @@
       <LinkLibraryDependencies>true</LinkLibraryDependencies>
       <UseLibraryDependencyInputs>false</UseLibraryDependencyInputs>
     </ProjectReference>
+    <ProjectReference Include="vedocext.vcxproj">
+      <Project>{0042619a-6b7c-4d3d-9cd9-9bdd8d200c15}</Project>
+    </ProjectReference>
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
diff --git a/build/Cacnv.vcxproj.filters b/build/Cacnv.vcxproj.filters
index d700756aa..bc5f468b4 100644
--- a/build/Cacnv.vcxproj.filters
+++ b/build/Cacnv.vcxproj.filters
@@ -24,21 +24,6 @@
     <ClCompile Include="..\src\ca\calib02.cpp">
       <Filter>Sources</Filter>
     </ClCompile>
-    <ClCompile Include="..\src\cg\cg2101.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cg2103.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cglib01.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cglib03.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cgsaldac.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <MskCompiler Include="..\src\ca\cacnva.uml">
diff --git a/build/ca.sln b/build/ca.sln
index 6b20fb4de..739b3c757 100644
--- a/build/ca.sln
+++ b/build/ca.sln
@@ -47,6 +47,10 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "xvaga", "xvaga.vcxproj", "{
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "pdflibwrap", "pdflibwrap.vcxproj", "{21876C3B-F5A9-4AAA-9D58-F8DDDAF6F10C}"
 EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "cglib", "cglib.vcxproj", "{7B80F974-CE2E-4BD9-855A-44FF139FF288}"
+EndProject
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "vedocext", "vedocext.vcxproj", "{0042619A-6B7C-4D3D-9CD9-9BDD8D200C15}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Win32 = Debug|Win32
@@ -93,6 +97,14 @@ Global
 		{21876C3B-F5A9-4AAA-9D58-F8DDDAF6F10C}.Debug|Win32.Build.0 = Debug|Win32
 		{21876C3B-F5A9-4AAA-9D58-F8DDDAF6F10C}.Release|Win32.ActiveCfg = Release|Win32
 		{21876C3B-F5A9-4AAA-9D58-F8DDDAF6F10C}.Release|Win32.Build.0 = Release|Win32
+		{7B80F974-CE2E-4BD9-855A-44FF139FF288}.Debug|Win32.ActiveCfg = Debug|Win32
+		{7B80F974-CE2E-4BD9-855A-44FF139FF288}.Debug|Win32.Build.0 = Debug|Win32
+		{7B80F974-CE2E-4BD9-855A-44FF139FF288}.Release|Win32.ActiveCfg = Release|Win32
+		{7B80F974-CE2E-4BD9-855A-44FF139FF288}.Release|Win32.Build.0 = Release|Win32
+		{0042619A-6B7C-4D3D-9CD9-9BDD8D200C15}.Debug|Win32.ActiveCfg = Debug|Win32
+		{0042619A-6B7C-4D3D-9CD9-9BDD8D200C15}.Debug|Win32.Build.0 = Debug|Win32
+		{0042619A-6B7C-4D3D-9CD9-9BDD8D200C15}.Release|Win32.ActiveCfg = Release|Win32
+		{0042619A-6B7C-4D3D-9CD9-9BDD8D200C15}.Release|Win32.Build.0 = Release|Win32
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/build/ca0.vcxproj b/build/ca0.vcxproj
index dbff186d2..47462de53 100644
--- a/build/ca0.vcxproj
+++ b/build/ca0.vcxproj
@@ -68,7 +68,6 @@
       <PreprocessorDefinitions>_DEBUG;WIN32;__LONGDOUBLE__;_WINDOWS;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <MinimalRebuild>false</MinimalRebuild>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
-      
       <WarningLevel>Level3</WarningLevel>
       <SuppressStartupBanner>true</SuppressStartupBanner>
       <DebugInformationFormat>EditAndContinue</DebugInformationFormat>
@@ -211,7 +210,6 @@
       <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
     <ClCompile Include="..\src\ca\calib02.cpp" />
-    <ClCompile Include="..\src\cg\cglib01.cpp" />
   </ItemGroup>
   <ItemGroup>
     <MskCompiler Include="..\src\ca\ca0300a.uml" />
@@ -292,6 +290,9 @@
       <LinkLibraryDependencies>true</LinkLibraryDependencies>
       <UseLibraryDependencyInputs>false</UseLibraryDependencyInputs>
     </ProjectReference>
+    <ProjectReference Include="cglib.vcxproj">
+      <Project>{7b80f974-ce2e-4bd9-855a-44ff139ff288}</Project>
+    </ProjectReference>
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
diff --git a/build/ca0.vcxproj.filters b/build/ca0.vcxproj.filters
index 2cab5568d..15c91b328 100644
--- a/build/ca0.vcxproj.filters
+++ b/build/ca0.vcxproj.filters
@@ -57,9 +57,6 @@
     <ClCompile Include="..\src\ca\calib02.cpp">
       <Filter>Sources</Filter>
     </ClCompile>
-    <ClCompile Include="..\src\cg\cglib01.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
     <ClCompile Include="..\src\ca\ca0900.cpp">
       <Filter>Sources</Filter>
     </ClCompile>
diff --git a/build/ca1.vcxproj b/build/ca1.vcxproj
index 1a362dedc..8f3eccac4 100644
--- a/build/ca1.vcxproj
+++ b/build/ca1.vcxproj
@@ -127,7 +127,6 @@
       <AssemblerListingLocation>$(IntDir)</AssemblerListingLocation>
       <ObjectFileName>$(IntDir)</ObjectFileName>
       <ProgramDataBaseFileName>$(IntDir)$(TargetName).pdb</ProgramDataBaseFileName>
-      
       <WarningLevel>Level3</WarningLevel>
       <SuppressStartupBanner>true</SuppressStartupBanner>
       <DebugInformationFormat>ProgramDatabase</DebugInformationFormat>
@@ -211,12 +210,6 @@
       <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
-    <ClCompile Include="..\src\cg\cglib01.cpp">
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <MskCompiler Include="..\src\ca\ca1100a.uml" />
diff --git a/build/ca1.vcxproj.filters b/build/ca1.vcxproj.filters
index eb6b9c5ee..7465fc80e 100644
--- a/build/ca1.vcxproj.filters
+++ b/build/ca1.vcxproj.filters
@@ -49,9 +49,6 @@
     <ClCompile Include="..\src\ca\calib02.cpp">
       <Filter>Sources</Filter>
     </ClCompile>
-    <ClCompile Include="..\src\cg\cglib01.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <MskCompiler Include="..\src\ca\ca1100a.uml">
diff --git a/build/ca2.vcxproj b/build/ca2.vcxproj
index 826d2f1c9..83b77e3d8 100644
--- a/build/ca2.vcxproj
+++ b/build/ca2.vcxproj
@@ -193,12 +193,6 @@
       <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
-    <ClCompile Include="..\src\cg\cglib01.cpp">
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <MskCompiler Include="..\src\ca\ca2100a.uml" />
@@ -243,9 +237,15 @@
       <LinkLibraryDependencies>true</LinkLibraryDependencies>
       <UseLibraryDependencyInputs>false</UseLibraryDependencyInputs>
     </ProjectReference>
+    <ProjectReference Include="cglib.vcxproj">
+      <Project>{7b80f974-ce2e-4bd9-855a-44ff139ff288}</Project>
+    </ProjectReference>
     <ProjectReference Include="vedoc.vcxproj">
       <Project>{a1ce9743-a597-4f92-b55a-345a366c9e55}</Project>
     </ProjectReference>
+    <ProjectReference Include="vedocext.vcxproj">
+      <Project>{0042619a-6b7c-4d3d-9cd9-9bdd8d200c15}</Project>
+    </ProjectReference>
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
diff --git a/build/ca2.vcxproj.filters b/build/ca2.vcxproj.filters
index b41b843ad..3511ff37e 100644
--- a/build/ca2.vcxproj.filters
+++ b/build/ca2.vcxproj.filters
@@ -33,9 +33,6 @@
     <ClCompile Include="..\src\ca\calib02.cpp">
       <Filter>Sources</Filter>
     </ClCompile>
-    <ClCompile Include="..\src\cg\cglib01.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
     <ClCompile Include="..\src\ca\ca2400.cpp">
       <Filter>Sources</Filter>
     </ClCompile>
diff --git a/build/ca3.vcxproj b/build/ca3.vcxproj
index 36a23610f..337819ea4 100644
--- a/build/ca3.vcxproj
+++ b/build/ca3.vcxproj
@@ -232,31 +232,6 @@
       <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
     </ClCompile>
-    <ClCompile Include="..\src\cg\cg2101.cpp">
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cg2103.cpp">
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cglib01.cpp">
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cglib03.cpp" />
-    <ClCompile Include="..\src\cg\cgsaldac.cpp">
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-      <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-      <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
-    </ClCompile>
     <ClCompile Include="..\src\ve\velib04.cpp">
       <AdditionalIncludeDirectories Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
       <PreprocessorDefinitions Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">%(PreprocessorDefinitions)</PreprocessorDefinitions>
@@ -351,9 +326,15 @@
       <LinkLibraryDependencies>true</LinkLibraryDependencies>
       <UseLibraryDependencyInputs>false</UseLibraryDependencyInputs>
     </ProjectReference>
+    <ProjectReference Include="cglib.vcxproj">
+      <Project>{7b80f974-ce2e-4bd9-855a-44ff139ff288}</Project>
+    </ProjectReference>
     <ProjectReference Include="vedoc.vcxproj">
       <Project>{a1ce9743-a597-4f92-b55a-345a366c9e55}</Project>
     </ProjectReference>
+    <ProjectReference Include="vedocext.vcxproj">
+      <Project>{0042619a-6b7c-4d3d-9cd9-9bdd8d200c15}</Project>
+    </ProjectReference>
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
diff --git a/build/ca3.vcxproj.filters b/build/ca3.vcxproj.filters
index 1a9c7f011..dc883150d 100644
--- a/build/ca3.vcxproj.filters
+++ b/build/ca3.vcxproj.filters
@@ -63,21 +63,6 @@
     <ClCompile Include="..\src\ca\calib02.cpp">
       <Filter>Sources</Filter>
     </ClCompile>
-    <ClCompile Include="..\src\cg\cg2101.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cg2103.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cglib01.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cglib03.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
-    <ClCompile Include="..\src\cg\cgsaldac.cpp">
-      <Filter>Sources</Filter>
-    </ClCompile>
     <ClCompile Include="..\src\ve\velib04.cpp">
       <Filter>Sources</Filter>
     </ClCompile>