unfinished console interface to NW4RTools added

23 files changed, 510 insertions, 6 deletions

diff --git a/ConsoleApp/AssemblyInfo.cs b/ConsoleApp/AssemblyInfo.cs
new file mode 100644
index 0000000..0e0b4ae
--- /dev/null
+++ b/ConsoleApp/AssemblyInfo.cs
@@ -0,0 +1,27 @@
+using System.Reflection;
+using System.Runtime.CompilerServices;
+
+// Information about this assembly is defined by the following attributes. 
+// Change them to the values specific to your project.
+
+[assembly: AssemblyTitle("ConsoleApp")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("")]
+[assembly: AssemblyCopyright("")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
+// The form "{Major}.{Minor}.*" will automatically update the build and revision,
+// and "{Major}.{Minor}.{Build}.*" will update just the revision.
+
+[assembly: AssemblyVersion("1.0.*")]
+
+// The following attributes are used to specify the signing key for the assembly, 
+// if desired. See the Mono documentation for more information about signing.
+
+//[assembly: AssemblyDelaySign(false)]
+//[assembly: AssemblyKeyFile("")]
+
diff --git a/ConsoleApp/Command.cs b/ConsoleApp/Command.cs
new file mode 100644
index 0000000..dcb6def
--- /dev/null
+++ b/ConsoleApp/Command.cs
@@ -0,0 +1,15 @@
+using System;
+namespace ConsoleApp {
+	public abstract class Command {
+		public readonly string Description;
+
+		public Command(string description) {
+			Description = description;
+		}
+
+
+		public abstract void Execute(string[] args);
+		public abstract string GetHelp(string[] args);
+	}
+}
+
diff --git a/ConsoleApp/ConsoleApp.csproj b/ConsoleApp/ConsoleApp.csproj
new file mode 100644
index 0000000..451221d
--- /dev/null
+++ b/ConsoleApp/ConsoleApp.csproj
@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="3.5" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProductVersion>9.0.21022</ProductVersion>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{0EDC614B-9673-48A3-BB48-3D6CC54D20ED}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>ConsoleApp</RootNamespace>
+    <AssemblyName>ConsoleApp</AssemblyName>
+    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug</OutputPath>
+    <DefineConstants>DEBUG</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <Externalconsole>true</Externalconsole>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <DebugType>none</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Release</OutputPath>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <Externalconsole>true</Externalconsole>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Drawing" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Main.cs" />
+    <Compile Include="AssemblyInfo.cs" />
+    <Compile Include="Command.cs" />
+    <Compile Include="ResFileCommands.cs" />
+    <Compile Include="ModelCommands.cs" />
+    <Compile Include="TextureCommands.cs" />
+  </ItemGroup>
+  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
+  <ItemGroup>
+    <ProjectReference Include="..\NW4RTools\NW4RTools.csproj">
+      <Project>{A9C9FABD-0A5F-4DAB-979D-9F288F96866F}</Project>
+      <Name>NW4RTools</Name>
+    </ProjectReference>
+  </ItemGroup>
+</Project>
\ No newline at end of file
diff --git a/ConsoleApp/Main.cs b/ConsoleApp/Main.cs
new file mode 100644
index 0000000..322d277
--- /dev/null
+++ b/ConsoleApp/Main.cs
@@ -0,0 +1,84 @@
+using System;
+using System.Collections.Generic;
+
+namespace ConsoleApp {
+	class MainClass {
+		private static Dictionary<string, Command> CommandLookup;
+
+		private static void SetupCommands() {
+			CommandLookup = new Dictionary<string, Command>();
+
+			CommandLookup.Add("init", new InitCommand());
+			CommandLookup.Add("list", new ListCommand());
+			CommandLookup.Add("import-obj", new ImportObjCommand());
+			CommandLookup.Add("export-obj", new ExportObjCommand());
+			CommandLookup.Add("export-collada", new ExportColladaCommand());
+			CommandLookup.Add("export-textures", new ExportTexturesCommand());
+		}
+
+		public static void Main(string[] args) {
+			Console.WriteLine("NW4RTools by Treeki");
+			Console.WriteLine();
+
+			SetupCommands();
+
+			// process the command line
+			string cmd;
+			string[] cmdArgs;
+
+			if (args.Length == 0) {
+				cmd = "help";
+				cmdArgs = new string[0];
+			} else {
+				cmd = args[0];
+				cmdArgs = new string[args.Length - 1];
+
+				for (int i = 1; i < args.Length; i++) {
+					cmdArgs[i - 1] = args[i];
+				}
+			}
+
+			// handle Help if needed
+			if (cmd == "help") {
+				Help(cmdArgs);
+				return;
+			}
+
+			// otherwise, pass it on
+			if (CommandLookup.ContainsKey(cmd)) {
+				CommandLookup[cmd].Execute(cmdArgs);
+			} else {
+				Console.WriteLine("Unknown command {0}. Try \"help\" for a list of usable commands", cmd);
+			}
+		}
+
+		private static void Help(string[] args) {
+			if (args.Length == 0) {
+				Console.WriteLine("Available commands:");
+
+				foreach (var cmd in CommandLookup) {
+					Console.WriteLine("- {0}: {1}", cmd.Key, cmd.Value.Description);
+				}
+
+				Console.WriteLine();
+				Console.WriteLine("For additional info, try: help <command-name>");
+
+			} else {
+				if (CommandLookup.ContainsKey(args[0])) {
+					Console.WriteLine("Help for {0}:", args[0]);
+					string[] helpArgs = new string[args.Length - 1];
+
+					for (int i = 1; i < args.Length; i++) {
+						helpArgs[i - 1] = args[i];
+					}
+
+					Console.WriteLine(CommandLookup[args[0]].GetHelp(helpArgs));
+
+				} else {
+					Console.WriteLine("Unknown command {0}. Try \"help\" for a list of usable commands", args[0]);
+				}
+			}
+		}
+	}
+}
+
diff --git a/ConsoleApp/ModelCommands.cs b/ConsoleApp/ModelCommands.cs
new file mode 100644
index 0000000..9bbf1f3
--- /dev/null
+++ b/ConsoleApp/ModelCommands.cs
@@ -0,0 +1,118 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using NW4RTools;
+
+namespace ConsoleApp {
+	public class ImportObjCommand : ResFileCommand {
+		public ImportObjCommand() : base("import an .obj model and associated textures") {
+		}
+
+		protected override void OperateOnFile(string[] args) {
+			if (args.Length < 2 || args.Length > 3) {
+				Console.WriteLine("invalid syntax.\n" + GetHelp(null));
+				return;
+			}
+
+			string currentDir = Directory.GetCurrentDirectory();
+			string objPath = Path.Combine(currentDir, args[0]);
+			string objDir = Path.GetDirectoryName(objPath);
+
+			ObjImporter.LightmapType lmType = ObjImporter.LightmapType.None;
+			if (args.Length == 3 && args[2] != "none") {
+				switch (args[2]) {
+				case "map":
+					lmType = ObjImporter.LightmapType.Map;
+					break;
+				case "mapobj":
+					lmType = ObjImporter.LightmapType.MapObj;
+					break;
+				default:
+					Console.WriteLine("warning: unknown lightmap type {0}", args[2]);
+					break;
+				}
+			}
+
+
+			Console.WriteLine("importing model...");
+
+			ObjImporter.ImportModel(objDir, new StreamReader(objPath), TargetFile, args[1], lmType);
+
+			Console.WriteLine("saving file...");
+
+			SaveFile();
+
+			Console.WriteLine("done!");
+		}
+
+		public override string GetHelp(string[] args) {
+			return "syntax: import-obj <brres-filename> <obj-filename> <model-name> [lightmap-mode]\n"
+					+ "  imports an .obj model and the associated textures.\n\n"
+					+ "  model-name will be the name of the ResMdl.\n"
+					+ "  lightmap-mode may be: none (default), map, mapobj";
+		}
+	}
+
+
+
+	public class ExportObjCommand : ResFileCommand {
+		public ExportObjCommand() : base("export an .obj model") {
+		}
+
+		protected override void OperateOnFile(string[] args) {
+			if (args.Length != 2) {
+				Console.WriteLine("invalid syntax.\n" + GetHelp(null));
+				return;
+			}
+
+			string currentDir = Directory.GetCurrentDirectory();
+			string objPath = Path.Combine(currentDir, args[0]);
+			string objDir = Path.GetDirectoryName(objPath);
+
+			Console.WriteLine("exporting model...");
+
+			ObjExporter.WriteModel(new StreamWriter(objPath), TargetFile, args[1]);
+
+			Console.WriteLine("done!");
+		}
+
+		public override string GetHelp(string[] args) {
+			return "syntax: export-obj <brres-filename> <obj-filename> <model-name>\n"
+					+ "  exports a model as .obj.\n\n"
+					+ "  model-name will be the name of the ResMdl.\n"
+					+ "  more settings will be added later.";
+		}
+	}
+
+
+
+	public class ExportColladaCommand : ResFileCommand {
+		public ExportColladaCommand() : base("export a COLLADA (.dae) model") {
+		}
+
+		protected override void OperateOnFile(string[] args) {
+			if (args.Length != 2) {
+				Console.WriteLine("invalid syntax.\n" + GetHelp(null));
+				return;
+			}
+
+			string currentDir = Directory.GetCurrentDirectory();
+			string daePath = Path.Combine(currentDir, args[0]);
+			string daeDir = Path.GetDirectoryName(daePath);
+
+			Console.WriteLine("exporting model...");
+
+			ColladaExporter.WriteModel(File.OpenWrite(daePath), TargetFile, args[1]);
+
+			Console.WriteLine("done!");
+		}
+
+		public override string GetHelp(string[] args) {
+			return "syntax: export-collada <brres-filename> <dae-filename> <model-name>\n"
+					+ "  exports a model as COLLADA (.dae).\n\n"
+					+ "  model-name will be the name of the ResMdl.\n"
+					+ "  more settings will be added later.";
+		}
+	}
+}
+
diff --git a/ConsoleApp/ResFileCommands.cs b/ConsoleApp/ResFileCommands.cs
new file mode 100644
index 0000000..ac734e4
--- /dev/null
+++ b/ConsoleApp/ResFileCommands.cs
@@ -0,0 +1,89 @@
+using System;
+using System.Collections.Generic;
+using NW4RTools;
+
+namespace ConsoleApp {
+	public abstract class ResFileCommand : Command {
+		public ResFileCommand(string description) : base(description) {
+		}
+
+		public ResFile TargetFile { get; private set; }
+		public string TargetPath { get; private set; }
+
+		public override void Execute(string[] args) {
+			if (args.Length == 0) {
+				Console.WriteLine("No path entered");
+				return;
+			}
+
+			// don't override this
+			var newArgs = new string[args.Length - 1];
+
+			for (int i = 1; i < args.Length; i++) {
+				newArgs[i - 1] = args[i];
+			}
+
+
+			var data = System.IO.File.ReadAllBytes(args[0]);
+			TargetFile = BrresReader.LoadFile(data, false);
+			TargetPath = args[0];
+
+			OperateOnFile(newArgs);
+		}
+
+		protected abstract void OperateOnFile(string[] args);
+
+		protected void SaveFile() {
+			var data = BrresWriter.WriteFile(TargetFile);
+			System.IO.File.WriteAllBytes(TargetPath, data);
+		}
+	}
+
+
+	public class InitCommand : Command {
+		// this class doesn't inherit from ResFileCommand because it is a special case:
+		// instead of operating on an existing file, it creates one
+
+		public InitCommand() : base("create an empty .brres file") {
+		}
+
+
+		public override void Execute(string[] args) {
+			if (args.Length == 0) {
+				Console.WriteLine("No path entered");
+				return;
+			}
+
+			var rf = new ResFile();
+			System.IO.File.WriteAllBytes(args[0], BrresWriter.WriteFile(rf));
+		}
+
+		public override string GetHelp(string[] args) {
+			return "syntax: init <filename> -- creates an empty .brres file";
+		}
+	}
+
+
+	public class ListCommand : ResFileCommand {
+		public ListCommand() : base("list the resources in a .brres file") {
+		}
+
+		protected override void OperateOnFile(string[] args) {
+			foreach (var g in TargetFile) {
+				Console.WriteLine("{0}", g.Key);
+
+				// time to try hackishness
+				var dict = g.Value as System.Collections.Specialized.IOrderedDictionary;
+
+				foreach (var e in dict.Keys) {
+					Console.WriteLine(" - {0}", e);
+				}
+			}
+		}
+
+		public override string GetHelp(string[] args) {
+			return "syntax: list <filename> -- lists the contents of a .brres file";
+		}
+	}
+}
+
diff --git a/ConsoleApp/TextureCommands.cs b/ConsoleApp/TextureCommands.cs
new file mode 100644
index 0000000..3fad0c7
--- /dev/null
+++ b/ConsoleApp/TextureCommands.cs
@@ -0,0 +1,75 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using NW4RTools;
+
+namespace ConsoleApp {
+	public class ExportTexturesCommand : ResFileCommand {
+		public ExportTexturesCommand() : base("export texture(s) to PNG") {
+		}
+
+		protected override void OperateOnFile(string[] args) {
+			if (args.Length < 1) {
+				Console.WriteLine("invalid syntax.\n" + GetHelp(null));
+				return;
+			}
+
+			bool exportAll = (args.Length == 1);
+			var list = new List<string>();
+
+			for (int i = 1; i < args.Length; i++) {
+				list.Add(args[i]);
+			}
+
+
+			var texDict = TargetFile.GetTextureGroup();
+			if (texDict == null || texDict.Count == 0) {
+				Console.WriteLine("this file has no textures.");
+				return;
+			}
+
+			int exportCount = 0;
+			
+			string currentDir = Directory.GetCurrentDirectory();
+			string imgDir = Path.Combine(currentDir, args[0]);
+
+			// one last check
+			if (!Directory.Exists(imgDir)) {
+				Console.WriteLine("the destination directory does not exist:\n  {0}", imgDir);
+				return;
+			}
+
+			foreach (var kv in texDict) {
+				if (exportAll || list.Contains(kv.Key)) {
+					for (int i = 0; i < kv.Value.Images.Length; i++) {
+						var img = kv.Value.Images[i];
+
+						string imgName;
+						if (i == 0) {
+							// first (possibly only?) mipmap
+							imgName = String.Format("{0}.png", kv.Key);
+						} else {
+							imgName = String.Format("{0}__{1}.png", kv.Key, i);
+						}
+
+						Console.WriteLine("{0}[{4}] {1}x{2} {3}", kv.Key, img.Width, img.Height, kv.Value.Format, i);
+
+						img.Save(Path.Combine(imgDir, imgName));
+					}
+
+					exportCount++;
+				}
+			}
+
+			Console.WriteLine("done! {0} textures exported", exportCount);
+		}
+
+		public override string GetHelp(string[] args) {
+			return "syntax: export-textures <brres-filename> <dest-path> [texture-names...]\n"
+					+ "  exports texture(s) as .png files.\n\n"
+					+ "  dest-path will be the folder in which the textures are placed (eg. images).\n"
+					+ "  texture-names is a list of textures. if not specified, every texture is exported.";
+		}
+	}
+}
+
diff --git a/ConsoleApp/bin/Debug/ConsoleApp.exe b/ConsoleApp/bin/Debug/ConsoleApp.exe
new file mode 100755
index 0000000..0b677f2
--- /dev/null
+++ b/ConsoleApp/bin/Debug/ConsoleApp.exe
diff --git a/ConsoleApp/bin/Debug/ConsoleApp.exe.mdb b/ConsoleApp/bin/Debug/ConsoleApp.exe.mdb
new file mode 100644
index 0000000..fa4218f
--- /dev/null
+++ b/ConsoleApp/bin/Debug/ConsoleApp.exe.mdb
diff --git a/ConsoleApp/bin/Debug/NW4RTools.dll b/ConsoleApp/bin/Debug/NW4RTools.dll
new file mode 100755
index 0000000..3e86a0a
--- /dev/null
+++ b/ConsoleApp/bin/Debug/NW4RTools.dll
diff --git a/ConsoleApp/bin/Debug/NW4RTools.dll.mdb b/ConsoleApp/bin/Debug/NW4RTools.dll.mdb
new file mode 100644
index 0000000..1bff220
--- /dev/null
+++ b/ConsoleApp/bin/Debug/NW4RTools.dll.mdb
diff --git a/ConsoleApp/bin/Debug/OpenTK.dll b/ConsoleApp/bin/Debug/OpenTK.dll
new file mode 100644
index 0000000..afff0dd
--- /dev/null
+++ b/ConsoleApp/bin/Debug/OpenTK.dll
diff --git a/ConsoleApp/bin/Debug/OpenTK.dll.config b/ConsoleApp/bin/Debug/OpenTK.dll.config
new file mode 100644
index 0000000..99aef86
--- /dev/null
+++ b/ConsoleApp/bin/Debug/OpenTK.dll.config
@@ -0,0 +1,12 @@
+<configuration>

+  <dllmap os="linux" dll="opengl32.dll" target="libGL.so.1"/>

+  <dllmap os="linux" dll="glu32.dll" target="libGLU.so.1"/>

+  <dllmap os="linux" dll="openal32.dll" target="libopenal.so.1"/>

+  <dllmap os="linux" dll="alut.dll" target="libalut.so.0"/>

+  <dllmap os="linux" dll="opencl.dll" target="libOpenCL.so"/>

+  <dllmap os="osx" dll="openal32.dll" target="/System/Library/Frameworks/OpenAL.framework/OpenAL" />

+  <dllmap os="osx" dll="alut.dll" target="/System/Library/Frameworks/OpenAL.framework/OpenAL" />

+  <dllmap os="osx" dll="libGLES.dll" target="/System/Library/Frameworks/OpenGLES.framework/OpenGLES" />
+  <dllmap os="osx" dll="libGLESv2.dll" target="/System/Library/Frameworks/OpenGLES.framework/OpenGLES" />
+  <dllmap os="osx" dll="opencl.dll" target="/System/Library/Frameworks/OpenCL.framework/OpenCL"/>

+</configuration>

diff --git a/NW4RTools.sln b/NW4RTools.sln
index 224f5e3..953e643 100644
--- a/NW4RTools.sln
+++ b/NW4RTools.sln
@@ -5,12 +5,18 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "NW4RTools", "NW4RTools\NW4R
 EndProject

 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "TestApp", "TestApp\TestApp.csproj", "{3A064CD8-CFAD-412D-986F-ED7D2D54CDB1}"

 EndProject

+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ConsoleApp", "ConsoleApp\ConsoleApp.csproj", "{0EDC614B-9673-48A3-BB48-3D6CC54D20ED}"

+EndProject

 Global

 	GlobalSection(SolutionConfigurationPlatforms) = preSolution

 		Debug|Any CPU = Debug|Any CPU

 		Release|Any CPU = Release|Any CPU

 	EndGlobalSection

 	GlobalSection(ProjectConfigurationPlatforms) = postSolution

+		{0EDC614B-9673-48A3-BB48-3D6CC54D20ED}.Debug|Any CPU.ActiveCfg = Debug|Any CPU

+		{0EDC614B-9673-48A3-BB48-3D6CC54D20ED}.Debug|Any CPU.Build.0 = Debug|Any CPU

+		{0EDC614B-9673-48A3-BB48-3D6CC54D20ED}.Release|Any CPU.ActiveCfg = Release|Any CPU

+		{0EDC614B-9673-48A3-BB48-3D6CC54D20ED}.Release|Any CPU.Build.0 = Release|Any CPU

 		{3A064CD8-CFAD-412D-986F-ED7D2D54CDB1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU

 		{3A064CD8-CFAD-412D-986F-ED7D2D54CDB1}.Debug|Any CPU.Build.0 = Debug|Any CPU

 		{3A064CD8-CFAD-412D-986F-ED7D2D54CDB1}.Release|Any CPU.ActiveCfg = Release|Any CPU

@@ -38,12 +44,11 @@ Global
 		$3.MethodBraceStyle = EndOfLine

 		$3.ConstructorBraceStyle = EndOfLine

 		$3.DestructorBraceStyle = EndOfLine

-		$3.BeforeMethodDeclarationParentheses = False

 		$3.BeforeMethodCallParentheses = False

+		$3.BeforeMethodDeclarationParentheses = False

 		$3.BeforeConstructorDeclarationParentheses = False

 		$3.BeforeDelegateDeclarationParentheses = False

 		$3.NewParentheses = False

-		$3.SpacesBeforeBrackets = False

 		$3.inheritsSet = Mono

 		$3.inheritsScope = text/x-csharp

 		$3.scope = text/x-csharp

diff --git a/NW4RTools/BrresReader.cs b/NW4RTools/BrresReader.cs
index d5db720..aa54437 100644
--- a/NW4RTools/BrresReader.cs
+++ b/NW4RTools/BrresReader.cs
@@ -7,7 +7,11 @@ using NW4RTools.Models;
 namespace NW4RTools {
 	public class BrresReader {
 		public static ResFile LoadFile(byte[] data) {
-			return new BrresReader().Load(new InputStream(data, ByteEndian.BigEndian));
+			return LoadFile(data, true);
+		}
+
+		public static ResFile LoadFile(byte[] data, bool debug) {
+			return new BrresReader(debug).Load(new InputStream(data, ByteEndian.BigEndian));
 		}
 
 
@@ -21,8 +25,12 @@ namespace NW4RTools {
 		private ILogger Debug;
 		private SortedDictionary<int, string> OffsetMap;
 
-		private BrresReader() {
-			Debug = new ConsoleLogger();
+		private BrresReader(bool debug) {
+			if (debug)
+				Debug = new ConsoleLogger();
+			else
+				Debug = new NullLogger();
+
 			OffsetMap = new SortedDictionary<int, string>();
 		}
 
diff --git a/NW4RTools/Logger.cs b/NW4RTools/Logger.cs
index a6fbb70..9f7d063 100644
--- a/NW4RTools/Logger.cs
+++ b/NW4RTools/Logger.cs
@@ -24,6 +24,26 @@ namespace NW4RTools {
 		void Unblock();
 	}
 
+	public class NullLogger : ILogger {
+		public NullLogger() { }
+
+		public void Send(string format, params object[] args) {
+		}
+
+		public LogContext Push(string format, params object[] args) {
+			return new LogContext(this);
+		}
+
+		public void Pop() {
+		}
+
+		public void Block() {
+		}
+
+		public void Unblock() {
+		}
+	}
+
 	public class ConsoleLogger : ILogger {
 		private List<string> PrefixElements;
 		private List<string> Names;
diff --git a/NW4RTools/ResFile.cs b/NW4RTools/ResFile.cs
index 4f4a1b8..aae0038 100644
--- a/NW4RTools/ResFile.cs
+++ b/NW4RTools/ResFile.cs
@@ -19,7 +19,7 @@ namespace NW4RTools {
 		}
 
 		public ResDict<TValue> GetGroup<TValue>(string name) {
-			return this[name] as ResDict<TValue>;
+			return ContainsKey(name) ? (this[name] as ResDict<TValue>) : null;
 		}
 
 
diff --git a/NW4RTools/bin/Debug/NW4RTools.dll b/NW4RTools/bin/Debug/NW4RTools.dll
index 9b33424..3e86a0a 100755
--- a/NW4RTools/bin/Debug/NW4RTools.dll
+++ b/NW4RTools/bin/Debug/NW4RTools.dll
diff --git a/NW4RTools/bin/Debug/NW4RTools.dll.mdb b/NW4RTools/bin/Debug/NW4RTools.dll.mdb
index 183dfbb..1bff220 100644
--- a/NW4RTools/bin/Debug/NW4RTools.dll.mdb
+++ b/NW4RTools/bin/Debug/NW4RTools.dll.mdb
diff --git a/TestApp/bin/Debug/NW4RTools.dll b/TestApp/bin/Debug/NW4RTools.dll
index 9b33424..3e86a0a 100755
--- a/TestApp/bin/Debug/NW4RTools.dll
+++ b/TestApp/bin/Debug/NW4RTools.dll
diff --git a/TestApp/bin/Debug/NW4RTools.dll.mdb b/TestApp/bin/Debug/NW4RTools.dll.mdb
index 183dfbb..1bff220 100644
--- a/TestApp/bin/Debug/NW4RTools.dll.mdb
+++ b/TestApp/bin/Debug/NW4RTools.dll.mdb
diff --git a/TestApp/bin/Debug/TestApp.exe b/TestApp/bin/Debug/TestApp.exe
index 90719af..cb2f6f1 100755
--- a/TestApp/bin/Debug/TestApp.exe
+++ b/TestApp/bin/Debug/TestApp.exe
diff --git a/TestApp/bin/Debug/TestApp.exe.mdb b/TestApp/bin/Debug/TestApp.exe.mdb
index b688c06..3f1eb72 100644
--- a/TestApp/bin/Debug/TestApp.exe.mdb
+++ b/TestApp/bin/Debug/TestApp.exe.mdb