diff --git a/apps/msvc/tri_decimator/tri_decimator.vcproj b/apps/msvc/tri_decimator/tri_decimator.vcproj
deleted file mode 100644
index daab3d4f..00000000
--- a/apps/msvc/tri_decimator/tri_decimator.vcproj
+++ /dev/null
@@ -1,159 +0,0 @@
-<?xml version="1.0" encoding="Windows-1252"?>
-<VisualStudioProject
-	ProjectType="Visual C++"
-	Version="7.10"
-	Name="tri_decimator"
-	ProjectGUID="{9B107969-442C-4365-B868-C27B5B462501}"
-	Keyword="Win32Proj">
-	<Platforms>
-		<Platform
-			Name="Win32"/>
-	</Platforms>
-	<Configurations>
-		<Configuration
-			Name="Debug|Win32"
-			OutputDirectory="Debug"
-			IntermediateDirectory="Debug"
-			ConfigurationType="1"
-			CharacterSet="2">
-			<Tool
-				Name="VCCLCompilerTool"
-				Optimization="0"
-				AdditionalIncludeDirectories="../../.."
-				PreprocessorDefinitions="WIN32;_DEBUG;_CONSOLE"
-				MinimalRebuild="TRUE"
-				BasicRuntimeChecks="3"
-				RuntimeLibrary="5"
-				UsePrecompiledHeader="0"
-				WarningLevel="3"
-				DebugInformationFormat="4"/>
-			<Tool
-				Name="VCCustomBuildTool"/>
-			<Tool
-				Name="VCLinkerTool"
-				OutputFile="$(OutDir)/tri_decimator.exe"
-				LinkIncremental="2"
-				GenerateDebugInformation="TRUE"
-				ProgramDatabaseFile="$(OutDir)/tri_decimator.pdb"
-				SubSystem="1"
-				TargetMachine="1"/>
-			<Tool
-				Name="VCMIDLTool"/>
-			<Tool
-				Name="VCPostBuildEventTool"/>
-			<Tool
-				Name="VCPreBuildEventTool"/>
-			<Tool
-				Name="VCPreLinkEventTool"/>
-			<Tool
-				Name="VCResourceCompilerTool"/>
-			<Tool
-				Name="VCWebServiceProxyGeneratorTool"/>
-			<Tool
-				Name="VCXMLDataGeneratorTool"/>
-			<Tool
-				Name="VCWebDeploymentTool"/>
-			<Tool
-				Name="VCManagedWrapperGeneratorTool"/>
-			<Tool
-				Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
-		</Configuration>
-		<Configuration
-			Name="Release|Win32"
-			OutputDirectory="Release"
-			IntermediateDirectory="Release"
-			ConfigurationType="1"
-			CharacterSet="2">
-			<Tool
-				Name="VCCLCompilerTool"
-				Optimization="3"
-				GlobalOptimizations="TRUE"
-				InlineFunctionExpansion="2"
-				EnableIntrinsicFunctions="TRUE"
-				FavorSizeOrSpeed="1"
-				OptimizeForProcessor="3"
-				AdditionalIncludeDirectories="../../.."
-				PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE"
-				RuntimeLibrary="4"
-				UsePrecompiledHeader="0"
-				WarningLevel="3"
-				DebugInformationFormat="3"/>
-			<Tool
-				Name="VCCustomBuildTool"/>
-			<Tool
-				Name="VCLinkerTool"
-				OutputFile="$(OutDir)/tri_decimator.exe"
-				LinkIncremental="2"
-				GenerateDebugInformation="TRUE"
-				SubSystem="1"
-				OptimizeReferences="2"
-				EnableCOMDATFolding="2"
-				TargetMachine="1"/>
-			<Tool
-				Name="VCMIDLTool"/>
-			<Tool
-				Name="VCPostBuildEventTool"/>
-			<Tool
-				Name="VCPreBuildEventTool"/>
-			<Tool
-				Name="VCPreLinkEventTool"/>
-			<Tool
-				Name="VCResourceCompilerTool"/>
-			<Tool
-				Name="VCWebServiceProxyGeneratorTool"/>
-			<Tool
-				Name="VCXMLDataGeneratorTool"/>
-			<Tool
-				Name="VCWebDeploymentTool"/>
-			<Tool
-				Name="VCManagedWrapperGeneratorTool"/>
-			<Tool
-				Name="VCAuxiliaryManagedWrapperGeneratorTool"/>
-		</Configuration>
-	</Configurations>
-	<References>
-	</References>
-	<Files>
-		<Filter
-			Name="Source Files"
-			Filter="cpp;c;cxx;def;odl;idl;hpj;bat;asm;asmx"
-			UniqueIdentifier="{4FC737F1-C7A5-4376-A066-2A32D752A2FF}">
-			<File
-				RelativePath="..\..\tri_decimator\main.cpp">
-			</File>
-			<File
-				RelativePath="..\..\..\wrap\ply\plylib.cpp">
-			</File>
-		</Filter>
-		<Filter
-			Name="Header Files"
-			Filter="h;hpp;hxx;hm;inl;inc;xsd"
-			UniqueIdentifier="{93995380-89BD-4b04-88EB-625FBE52EBFB}">
-			<File
-				RelativePath="..\..\..\vcg\complex\trimesh\edge_collapse.h">
-			</File>
-			<File
-				RelativePath="..\..\..\vcg\complex\local_optimization.h">
-			</File>
-			<File
-				RelativePath="..\..\..\vcg\simplex\face\pos.h">
-			</File>
-			<File
-				RelativePath="..\..\..\vcg\math\quadric.h">
-			</File>
-			<File
-				RelativePath="..\..\..\vcg\complex\local_optimization\tri_edge_collapse.h">
-			</File>
-			<File
-				RelativePath="..\..\..\vcg\complex\local_optimization\tri_edge_collapse_quadric.h">
-			</File>
-		</Filter>
-		<Filter
-			Name="Resource Files"
-			Filter="rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx"
-			UniqueIdentifier="{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}">
-		</Filter>
-	</Files>
-	<Globals>
-	</Globals>
-</VisualStudioProject>