diff --git a/examples/.gitignore b/examples/.gitignore
index 4170445..54d1539 100644
--- a/examples/.gitignore
+++ b/examples/.gitignore
@@ -15,11 +15,11 @@
 directx11_example/Release/*
 directx11_example/ipch/*
 directx11_example/x64/*
-opengl_example/Debug/*
-opengl_example/Release/*
-opengl_example/ipch/*
-opengl_example/x64/*
-opengl_example/opengl_example
+opengl2_example/Debug/*
+opengl2_example/Release/*
+opengl2_example/ipch/*
+opengl2_example/x64/*
+opengl2_example/opengl_example
 opengl3_example/Debug/*
 opengl3_example/Release/*
 opengl3_example/ipch/*

diff --git a/examples/.gitignore b/examples/.gitignore
index 4170445..54d1539 100644
--- a/examples/.gitignore
+++ b/examples/.gitignore
@@ -15,11 +15,11 @@
 directx11_example/Release/*
 directx11_example/ipch/*
 directx11_example/x64/*
-opengl_example/Debug/*
-opengl_example/Release/*
-opengl_example/ipch/*
-opengl_example/x64/*
-opengl_example/opengl_example
+opengl2_example/Debug/*
+opengl2_example/Release/*
+opengl2_example/ipch/*
+opengl2_example/x64/*
+opengl2_example/opengl_example
 opengl3_example/Debug/*
 opengl3_example/Release/*
 opengl3_example/ipch/*
diff --git a/examples/imgui_examples_msvc2010.sln b/examples/imgui_examples_msvc2010.sln
index 16f0d60..8c1cd2a 100644
--- a/examples/imgui_examples_msvc2010.sln
+++ b/examples/imgui_examples_msvc2010.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 11.00
 # Visual Studio 2010
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "opengl2_example", "opengl_example\opengl2_example.vcxproj", "{9CDA7840-B7A5-496D-A527-E95571496D18}"
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "opengl2_example", "opengl2_example\opengl2_example.vcxproj", "{9CDA7840-B7A5-496D-A527-E95571496D18}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "directx9_example", "directx9_example\directx9_example.vcxproj", "{4165A294-21F2-44CA-9B38-E3F935ABADF5}"
 EndProject

diff --git a/examples/.gitignore b/examples/.gitignore
index 4170445..54d1539 100644
--- a/examples/.gitignore
+++ b/examples/.gitignore
@@ -15,11 +15,11 @@
 directx11_example/Release/*
 directx11_example/ipch/*
 directx11_example/x64/*
-opengl_example/Debug/*
-opengl_example/Release/*
-opengl_example/ipch/*
-opengl_example/x64/*
-opengl_example/opengl_example
+opengl2_example/Debug/*
+opengl2_example/Release/*
+opengl2_example/ipch/*
+opengl2_example/x64/*
+opengl2_example/opengl_example
 opengl3_example/Debug/*
 opengl3_example/Release/*
 opengl3_example/ipch/*
diff --git a/examples/imgui_examples_msvc2010.sln b/examples/imgui_examples_msvc2010.sln
index 16f0d60..8c1cd2a 100644
--- a/examples/imgui_examples_msvc2010.sln
+++ b/examples/imgui_examples_msvc2010.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 11.00
 # Visual Studio 2010
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "opengl2_example", "opengl_example\opengl2_example.vcxproj", "{9CDA7840-B7A5-496D-A527-E95571496D18}"
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "opengl2_example", "opengl2_example\opengl2_example.vcxproj", "{9CDA7840-B7A5-496D-A527-E95571496D18}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "directx9_example", "directx9_example\directx9_example.vcxproj", "{4165A294-21F2-44CA-9B38-E3F935ABADF5}"
 EndProject
diff --git a/examples/opengl2_example/build_win32.bat b/examples/opengl2_example/build_win32.bat
index 278381c..28e6752 100644
--- a/examples/opengl2_example/build_win32.bat
+++ b/examples/opengl2_example/build_win32.bat
@@ -1,3 +1,3 @@
 @REM Build for Visual Studio compiler. Run your copy of vcvars32.bat or vcvarsall.bat to setup command-line compiler.
 mkdir Debug
-cl /nologo /Zi /MD /I ..\.. /I ..\libs\glfw\include *.cpp ..\..\*.cpp /FeDebug/opengl_example.exe /FoDebug/ /link /LIBPATH:..\libs\glfw\lib-vc2010-32 glfw3.lib opengl32.lib gdi32.lib shell32.lib
+cl /nologo /Zi /MD /I ..\.. /I ..\libs\glfw\include *.cpp ..\..\*.cpp /FeDebug/opengl2_example.exe /FoDebug/ /link /LIBPATH:..\libs\glfw\lib-vc2010-32 glfw3.lib opengl32.lib gdi32.lib shell32.lib

diff --git a/examples/.gitignore b/examples/.gitignore
index 4170445..54d1539 100644
--- a/examples/.gitignore
+++ b/examples/.gitignore
@@ -15,11 +15,11 @@
 directx11_example/Release/*
 directx11_example/ipch/*
 directx11_example/x64/*
-opengl_example/Debug/*
-opengl_example/Release/*
-opengl_example/ipch/*
-opengl_example/x64/*
-opengl_example/opengl_example
+opengl2_example/Debug/*
+opengl2_example/Release/*
+opengl2_example/ipch/*
+opengl2_example/x64/*
+opengl2_example/opengl_example
 opengl3_example/Debug/*
 opengl3_example/Release/*
 opengl3_example/ipch/*
diff --git a/examples/imgui_examples_msvc2010.sln b/examples/imgui_examples_msvc2010.sln
index 16f0d60..8c1cd2a 100644
--- a/examples/imgui_examples_msvc2010.sln
+++ b/examples/imgui_examples_msvc2010.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 11.00
 # Visual Studio 2010
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "opengl2_example", "opengl_example\opengl2_example.vcxproj", "{9CDA7840-B7A5-496D-A527-E95571496D18}"
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "opengl2_example", "opengl2_example\opengl2_example.vcxproj", "{9CDA7840-B7A5-496D-A527-E95571496D18}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "directx9_example", "directx9_example\directx9_example.vcxproj", "{4165A294-21F2-44CA-9B38-E3F935ABADF5}"
 EndProject
diff --git a/examples/opengl2_example/build_win32.bat b/examples/opengl2_example/build_win32.bat
index 278381c..28e6752 100644
--- a/examples/opengl2_example/build_win32.bat
+++ b/examples/opengl2_example/build_win32.bat
@@ -1,3 +1,3 @@
 @REM Build for Visual Studio compiler. Run your copy of vcvars32.bat or vcvarsall.bat to setup command-line compiler.
 mkdir Debug
-cl /nologo /Zi /MD /I ..\.. /I ..\libs\glfw\include *.cpp ..\..\*.cpp /FeDebug/opengl_example.exe /FoDebug/ /link /LIBPATH:..\libs\glfw\lib-vc2010-32 glfw3.lib opengl32.lib gdi32.lib shell32.lib
+cl /nologo /Zi /MD /I ..\.. /I ..\libs\glfw\include *.cpp ..\..\*.cpp /FeDebug/opengl2_example.exe /FoDebug/ /link /LIBPATH:..\libs\glfw\lib-vc2010-32 glfw3.lib opengl32.lib gdi32.lib shell32.lib
diff --git a/examples/opengl2_example/opengl2_example.vcxproj b/examples/opengl2_example/opengl2_example.vcxproj
new file mode 100644
index 0000000..bea2104
--- /dev/null
+++ b/examples/opengl2_example/opengl2_example.vcxproj
@@ -0,0 +1,169 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{9CDA7840-B7A5-496D-A527-E95571496D18}</ProjectGuid>
+    <RootNamespace>opengl2_example</RootNamespace>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <OutDir>$(ProjectDir)$(Configuration)\</OutDir>
+    <IntDir>$(ProjectDir)$(Configuration)\</IntDir>
+    <IncludePath>$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <OutDir>$(ProjectDir)$(Configuration)\</OutDir>
+    <IntDir>$(ProjectDir)$(Configuration)\</IntDir>
+    <IncludePath>$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <OutDir>$(ProjectDir)$(Configuration)\</OutDir>
+    <IntDir>$(ProjectDir)$(Configuration)\</IntDir>
+    <IncludePath>$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <OutDir>$(ProjectDir)$(Configuration)\</OutDir>
+    <IntDir>$(ProjectDir)$(Configuration)\</IntDir>
+    <IncludePath>$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <WarningLevel>Level4</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <AdditionalIncludeDirectories>$(SolutionDir)\libs\glfw\include;..\..;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+    </ClCompile>
+    <Link>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalLibraryDirectories>$(SolutionDir)\libs\glfw\lib-vc2010-32;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <AdditionalDependencies>opengl32.lib;glfw3.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <SubSystem>Console</SubSystem>
+      <IgnoreSpecificDefaultLibraries>msvcrt.lib</IgnoreSpecificDefaultLibraries>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <WarningLevel>Level4</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <AdditionalIncludeDirectories>$(SolutionDir)\libs\glfw\include;..\..;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+    </ClCompile>
+    <Link>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalLibraryDirectories>$(SolutionDir)\libs\glfw\lib-vc2010-64;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <AdditionalDependencies>opengl32.lib;glfw3.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <SubSystem>Console</SubSystem>
+      <IgnoreSpecificDefaultLibraries>msvcrt.lib</IgnoreSpecificDefaultLibraries>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <WarningLevel>Level4</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <AdditionalIncludeDirectories>$(SolutionDir)\libs\glfw\include;..\..;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+    </ClCompile>
+    <Link>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <AdditionalLibraryDirectories>$(SolutionDir)\libs\glfw\lib-vc2010-32;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <AdditionalDependencies>opengl32.lib;glfw3.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <SubSystem>Console</SubSystem>
+      <IgnoreSpecificDefaultLibraries>
+      </IgnoreSpecificDefaultLibraries>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <WarningLevel>Level4</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <AdditionalIncludeDirectories>$(SolutionDir)\libs\glfw\include;..\..;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+    </ClCompile>
+    <Link>
+      <GenerateDebugInformation>true</GenerateDebugInformation>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+      <AdditionalLibraryDirectories>$(SolutionDir)\libs\glfw\lib-vc2010-64;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
+      <AdditionalDependencies>opengl32.lib;glfw3.lib;%(AdditionalDependencies)</AdditionalDependencies>
+      <SubSystem>Console</SubSystem>
+      <IgnoreSpecificDefaultLibraries>
+      </IgnoreSpecificDefaultLibraries>
+    </Link>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClCompile Include="..\..\imgui.cpp" />
+    <ClCompile Include="..\..\imgui_demo.cpp" />
+    <ClCompile Include="..\..\imgui_draw.cpp" />
+    <ClCompile Include="imgui_impl_glfw.cpp" />
+    <ClCompile Include="main.cpp" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="..\..\imconfig.h" />
+    <ClInclude Include="..\..\imgui.h" />
+    <ClInclude Include="..\..\imgui_internal.h" />
+    <ClInclude Include="imgui_impl_glfw.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="..\README.txt" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>
\ No newline at end of file

diff --git a/examples/.gitignore b/examples/.gitignore
index 4170445..54d1539 100644
--- a/examples/.gitignore
+++ b/examples/.gitignore
@@ -15,11 +15,11 @@
 directx11_example/Release/*
 directx11_example/ipch/*
 directx11_example/x64/*
-opengl_example/Debug/*
-opengl_example/Release/*
-opengl_example/ipch/*
-opengl_example/x64/*
-opengl_example/opengl_example
+opengl2_example/Debug/*
+opengl2_example/Release/*
+opengl2_example/ipch/*
+opengl2_example/x64/*
+opengl2_example/opengl_example
 opengl3_example/Debug/*
 opengl3_example/Release/*
 opengl3_example/ipch/*
diff --git a/examples/imgui_examples_msvc2010.sln b/examples/imgui_examples_msvc2010.sln
index 16f0d60..8c1cd2a 100644
--- a/examples/imgui_examples_msvc2010.sln
+++ b/examples/imgui_examples_msvc2010.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 11.00
 # Visual Studio 2010
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "opengl2_example", "opengl_example\opengl2_example.vcxproj", "{9CDA7840-B7A5-496D-A527-E95571496D18}"
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "opengl2_example", "opengl2_example\opengl2_example.vcxproj", "{9CDA7840-B7A5-496D-A527-E95571496D18}"
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "directx9_example", "directx9_example\directx9_example.vcxproj", "{4165A294-21F2-44CA-9B38-E3F935ABADF5}"
 EndProject
diff --git a/examples/opengl2_example/build_win32.bat b/examples/opengl2_example/build_win32.bat
index 278381c..28e6752 100644
--- a/examples/opengl2_example/build_win32.bat
+++ b/examples/opengl2_example/build_win32.bat
@@ -1,3 +1,3 @@
 @REM Build for Visual Studio compiler. Run your copy of vcvars32.bat or vcvarsall.bat to setup command-line compiler.
 mkdir Debug
-cl /nologo /Zi /MD /I ..\.. /I ..\libs\glfw\include *.cpp ..\..\*.cpp /FeDebug/opengl_example.exe /FoDebug/ /link /LIBPATH:..\libs\glfw\lib-vc2010-32 glfw3.lib opengl32.lib gdi32.lib shell32.lib
+cl /nologo /Zi /MD /I ..\.. /I ..\libs\glfw\include *.cpp ..\..\*.cpp /FeDebug/opengl2_example.exe /FoDebug/ /link /LIBPATH:..\libs\glfw\lib-vc2010-32 glfw3.lib opengl32.lib gdi32.lib shell32.lib
diff --git a/examples/opengl2_example/opengl2_example.vcxproj b/examples/opengl2_example/opengl2_example.vcxproj
new file mode 100644
index 0000000..bea2104
--- /dev/null
+++ b/examples/opengl2_example/opengl2_example.vcxproj
@@ -0,0 +1,169 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <ProjectGuid>{9CDA7840-B7A5-496D-A527-E95571496D18}</ProjectGuid>
+    <RootNamespace>opengl2_example</RootNamespace>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>MultiByte</CharacterSet>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="PropertySheets">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <OutDir>$(ProjectDir)$(Configuration)\</OutDir>
+    <IntDir>$(ProjectDir)$(Configuration)\</IntDir>
+    <IncludePath>$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <OutDir>$(ProjectDir)$(Configuration)\</OutDir>
+    <IntDir>$(ProjectDir)$(Configuration)\</IntDir>
+    <IncludePath>$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <OutDir>$(ProjectDir)$(Configuration)\</OutDir>
+    <IntDir>$(ProjectDir)$(Configuration)\</IntDir>
+    <IncludePath>$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <OutDir>$(ProjectDir)$(Configuration)\</OutDir>
+    <IntDir>$(ProjectDir)$(Configuration)\</IntDir>
+    <IncludePath>$(IncludePath)</IncludePath>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <WarningLevel>Level4</WarningLevel>
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+    <ClCompile Include="..\..\imgui_demo.cpp" />
+    <ClCompile Include="..\..\imgui_draw.cpp" />
+    <ClCompile Include="imgui_impl_glfw.cpp" />
+    <ClCompile Include="main.cpp" />
+  </ItemGroup>
+  <ItemGroup>
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+    <ClInclude Include="..\..\imgui.h" />
+    <ClInclude Include="..\..\imgui_internal.h" />
+    <ClInclude Include="imgui_impl_glfw.h" />
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\ No newline at end of file
diff --git a/examples/opengl2_example/opengl2_example.vcxproj.filters b/examples/opengl2_example/opengl2_example.vcxproj.filters
new file mode 100644
index 0000000..f2282bf
--- /dev/null
+++ b/examples/opengl2_example/opengl2_example.vcxproj.filters
@@ -0,0 +1,46 @@
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diff --git a/examples/.gitignore b/examples/.gitignore
index 4170445..54d1539 100644
--- a/examples/.gitignore
+++ b/examples/.gitignore
@@ -15,11 +15,11 @@
 directx11_example/Release/*
 directx11_example/ipch/*
 directx11_example/x64/*
-opengl_example/Debug/*
-opengl_example/Release/*
-opengl_example/ipch/*
-opengl_example/x64/*
-opengl_example/opengl_example
+opengl2_example/Debug/*
+opengl2_example/Release/*
+opengl2_example/ipch/*
+opengl2_example/x64/*
+opengl2_example/opengl_example
 opengl3_example/Debug/*
 opengl3_example/Release/*
 opengl3_example/ipch/*
diff --git a/examples/imgui_examples_msvc2010.sln b/examples/imgui_examples_msvc2010.sln
index 16f0d60..8c1cd2a 100644
--- a/examples/imgui_examples_msvc2010.sln
+++ b/examples/imgui_examples_msvc2010.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 11.00
 # Visual Studio 2010
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 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "directx9_example", "directx9_example\directx9_example.vcxproj", "{4165A294-21F2-44CA-9B38-E3F935ABADF5}"
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diff --git a/examples/opengl2_example/build_win32.bat b/examples/opengl2_example/build_win32.bat
index 278381c..28e6752 100644
--- a/examples/opengl2_example/build_win32.bat
+++ b/examples/opengl2_example/build_win32.bat
@@ -1,3 +1,3 @@
 @REM Build for Visual Studio compiler. Run your copy of vcvars32.bat or vcvarsall.bat to setup command-line compiler.
 mkdir Debug
-cl /nologo /Zi /MD /I ..\.. /I ..\libs\glfw\include *.cpp ..\..\*.cpp /FeDebug/opengl_example.exe /FoDebug/ /link /LIBPATH:..\libs\glfw\lib-vc2010-32 glfw3.lib opengl32.lib gdi32.lib shell32.lib
+cl /nologo /Zi /MD /I ..\.. /I ..\libs\glfw\include *.cpp ..\..\*.cpp /FeDebug/opengl2_example.exe /FoDebug/ /link /LIBPATH:..\libs\glfw\lib-vc2010-32 glfw3.lib opengl32.lib gdi32.lib shell32.lib
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new file mode 100644
index 0000000..bea2104
--- /dev/null
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@@ -0,0 +1,169 @@
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\ No newline at end of file
diff --git a/examples/opengl2_example/opengl2_example.vcxproj.filters b/examples/opengl2_example/opengl2_example.vcxproj.filters
new file mode 100644
index 0000000..f2282bf
--- /dev/null
+++ b/examples/opengl2_example/opengl2_example.vcxproj.filters
@@ -0,0 +1,46 @@
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deleted file mode 100644
index 4b354b6..0000000
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\ No newline at end of file

diff --git a/examples/.gitignore b/examples/.gitignore
index 4170445..54d1539 100644
--- a/examples/.gitignore
+++ b/examples/.gitignore
@@ -15,11 +15,11 @@
 directx11_example/Release/*
 directx11_example/ipch/*
 directx11_example/x64/*
-opengl_example/Debug/*
-opengl_example/Release/*
-opengl_example/ipch/*
-opengl_example/x64/*
-opengl_example/opengl_example
+opengl2_example/Debug/*
+opengl2_example/Release/*
+opengl2_example/ipch/*
+opengl2_example/x64/*
+opengl2_example/opengl_example
 opengl3_example/Debug/*
 opengl3_example/Release/*
 opengl3_example/ipch/*
diff --git a/examples/imgui_examples_msvc2010.sln b/examples/imgui_examples_msvc2010.sln
index 16f0d60..8c1cd2a 100644
--- a/examples/imgui_examples_msvc2010.sln
+++ b/examples/imgui_examples_msvc2010.sln
@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 11.00
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 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "directx9_example", "directx9_example\directx9_example.vcxproj", "{4165A294-21F2-44CA-9B38-E3F935ABADF5}"
 EndProject
diff --git a/examples/opengl2_example/build_win32.bat b/examples/opengl2_example/build_win32.bat
index 278381c..28e6752 100644
--- a/examples/opengl2_example/build_win32.bat
+++ b/examples/opengl2_example/build_win32.bat
@@ -1,3 +1,3 @@
 @REM Build for Visual Studio compiler. Run your copy of vcvars32.bat or vcvarsall.bat to setup command-line compiler.
 mkdir Debug
-cl /nologo /Zi /MD /I ..\.. /I ..\libs\glfw\include *.cpp ..\..\*.cpp /FeDebug/opengl_example.exe /FoDebug/ /link /LIBPATH:..\libs\glfw\lib-vc2010-32 glfw3.lib opengl32.lib gdi32.lib shell32.lib
+cl /nologo /Zi /MD /I ..\.. /I ..\libs\glfw\include *.cpp ..\..\*.cpp /FeDebug/opengl2_example.exe /FoDebug/ /link /LIBPATH:..\libs\glfw\lib-vc2010-32 glfw3.lib opengl32.lib gdi32.lib shell32.lib
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new file mode 100644
index 0000000..bea2104
--- /dev/null
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@@ -0,0 +1,169 @@
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\ No newline at end of file
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new file mode 100644
index 0000000..f2282bf
--- /dev/null
+++ b/examples/opengl2_example/opengl2_example.vcxproj.filters
@@ -0,0 +1,46 @@
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\ No newline at end of file
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deleted file mode 100644
index 4b354b6..0000000
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-      <OptimizeReferences>true</OptimizeReferences>
-      <AdditionalLibraryDirectories>$(SolutionDir)\libs\glfw\lib-vc2010-64;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
-      <AdditionalDependencies>opengl32.lib;glfw3.lib;%(AdditionalDependencies)</AdditionalDependencies>
-      <SubSystem>Console</SubSystem>
-      <IgnoreSpecificDefaultLibraries>
-      </IgnoreSpecificDefaultLibraries>
-    </Link>
-  </ItemDefinitionGroup>
-  <ItemGroup>
-    <ClCompile Include="..\..\imgui.cpp" />
-    <ClCompile Include="..\..\imgui_demo.cpp" />
-    <ClCompile Include="..\..\imgui_draw.cpp" />
-    <ClCompile Include="imgui_impl_glfw.cpp" />
-    <ClCompile Include="main.cpp" />
-  </ItemGroup>
-  <ItemGroup>
-    <ClInclude Include="..\..\imconfig.h" />
-    <ClInclude Include="..\..\imgui.h" />
-    <ClInclude Include="..\..\imgui_internal.h" />
-    <ClInclude Include="imgui_impl_glfw.h" />
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="..\README.txt" />
-  </ItemGroup>
-  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
-  <ImportGroup Label="ExtensionTargets">
-  </ImportGroup>
-</Project>
\ No newline at end of file
diff --git a/examples/opengl2_example/opengl_example.vcxproj.filters b/examples/opengl2_example/opengl_example.vcxproj.filters
deleted file mode 100644
index f2282bf..0000000
--- a/examples/opengl2_example/opengl_example.vcxproj.filters
+++ /dev/null
@@ -1,46 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <ItemGroup>
-    <Filter Include="imgui">
-      <UniqueIdentifier>{c336cfe3-f0c4-464c-9ef0-a9e17a7ff222}</UniqueIdentifier>
-    </Filter>
-    <Filter Include="sources">
-      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
-      <Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
-    </Filter>
-  </ItemGroup>
-  <ItemGroup>
-    <ClCompile Include="main.cpp">
-      <Filter>sources</Filter>
-    </ClCompile>
-    <ClCompile Include="..\..\imgui.cpp">
-      <Filter>imgui</Filter>
-    </ClCompile>
-    <ClCompile Include="imgui_impl_glfw.cpp">
-      <Filter>sources</Filter>
-    </ClCompile>
-    <ClCompile Include="..\..\imgui_demo.cpp">
-      <Filter>imgui</Filter>
-    </ClCompile>
-    <ClCompile Include="..\..\imgui_draw.cpp">
-      <Filter>imgui</Filter>
-    </ClCompile>
-  </ItemGroup>
-  <ItemGroup>
-    <ClInclude Include="..\..\imconfig.h">
-      <Filter>imgui</Filter>
-    </ClInclude>
-    <ClInclude Include="..\..\imgui.h">
-      <Filter>imgui</Filter>
-    </ClInclude>
-    <ClInclude Include="imgui_impl_glfw.h">
-      <Filter>sources</Filter>
-    </ClInclude>
-    <ClInclude Include="..\..\imgui_internal.h">
-      <Filter>imgui</Filter>
-    </ClInclude>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="..\README.txt" />
-  </ItemGroup>
-</Project>
\ No newline at end of file