Mecanim Params Generator

using System;
using System.IO;
using System.Text;
using UnityEditor;
using UnityEngine;
using UnityEditorInternal;

[InitializeOnLoad]
public static class MecanimParamsGeneration {

	[MenuItem ("Code Generation/Mecanim Params")]
	private static void Generate() {
		foreach(UnityEditor.Animations.AnimatorController myController in Resources.FindObjectsOfTypeAll<UnityEditor.Animations.AnimatorController>()) {
			string className = ToPascalCase(myController.name);
			string path = string.Concat( Application.dataPath, Path.DirectorySeparatorChar, "Scripts/Generated/", className, ".cs");
			
			try
			{
				// opens the file if it allready exists, creates it otherwise
				using ( FileStream stream = File.Open( path, FileMode.Create, FileAccess.Write ) )
				{
					using( StreamWriter writer = new StreamWriter(stream) )
					{
						StringBuilder builder = new StringBuilder();
						builder.AppendLine("// ----- AUTO GENERATED CODE ----- //");
						builder.AppendLine("namespace Mecanim {");
						builder.AppendLine("public static class " + className);
						builder.AppendLine("{");
						
						foreach(UnityEngine.AnimatorControllerParameter myParam in myController.parameters) {
							string paramName = myParam.name.ToUpperInvariant();
							int paramHash = myParam.nameHash;
							builder.AppendLine( string.Format("\tpublic const int {0} = {1};", paramName, paramHash));
						}
						
						builder.AppendLine("}");
						builder.AppendLine("} // end of namespace");
						writer.Write( builder.ToString() );
                    }
                }
            }
            catch(System.Exception e)
            {
                Debug.LogException( e );
                
                // if we have an error, it is certainly that the file is screwed up. Delete to be save
                if(File.Exists( path ) == true)
                    File.Delete( path );
            }
            
			AssetDatabase.Refresh();
		}
	}
	
	public static string ToPascalCase(this string the_string)
	{
		// If there are 0 or 1 characters, just return the string.
		if (the_string == null) return the_string;
		if (the_string.Length < 2) return the_string.ToUpper();
		
		the_string = the_string.Replace('_', ' ');
		
		// Split the string into words.
		string[] words = the_string.Split(
			new char[] { },
			StringSplitOptions.RemoveEmptyEntries);
		
		// Combine the words.
		string result = "";
		foreach (string word in words)
		{
			result +=
				word.Substring(0, 1).ToUpper() +
                    word.Substring(1);
        }
        
        return result;
    }
    
}