Source codes

1 files changed, 103 insertions, 0 deletions

diff --git a/Tools/CompressShaders/LanguageCodes.cs b/Tools/CompressShaders/LanguageCodes.cs
new file mode 100644
index 0000000..71a9909
--- /dev/null
+++ b/Tools/CompressShaders/LanguageCodes.cs
@@ -0,0 +1,103 @@
+using System.Globalization;
+using System.Text.RegularExpressions;
+
+namespace CompressShaders
+{
+	static class LanguageCodes
+	{
+		record struct Row
+		{
+			public string keySource;
+			public uint keyValue;
+			public int code;
+			public string name;
+		}
+
+		static uint makeKey( string str )
+		{
+			if( str.Length > 4 )
+				throw new ArgumentException();
+			uint k = 0;
+			int shift = 0;
+			foreach( char c in str )
+			{
+				if( c >= 0x80 )
+					throw new ArgumentException();
+				uint u = (uint)c;
+				k |= ( u << shift );
+				shift += 8;
+			}
+			return k;
+		}
+
+		static IEnumerable<Row> load( string path )
+		{
+			using var stm = File.OpenText( path );
+			while( true )
+			{
+				string? line = stm.ReadLine();
+				if( null == line )
+					break;
+				if( string.IsNullOrWhiteSpace( line ) )
+					continue;
+				string[] fields = line.Split( '\t' );
+				yield return new Row()
+				{
+					keySource = fields[ 0 ],
+					keyValue = makeKey( fields[ 0 ] ),
+					code = int.Parse( fields[ 1 ] ),
+					name = fields[ 2 ]
+				};
+			}
+		}
+
+		static void writeCpp( string inl, Row[] data )
+		{
+			// TODO [very low]: sort them by the key here, then in C++ use binary search instead of the hash map
+			using var stm = File.CreateText( inl );
+			stm.WriteLine( "// This file is generated by a tool, from the `languageCodez.tsv` file in this repository" );
+			foreach( Row row in data )
+				stm.WriteLine( "Lang{{ 0x{0:X}, {1}, \"{2}\" }},", row.keyValue, row.code, row.name );
+		}
+
+		static readonly CultureInfo ci = new CultureInfo( "en-US", false );
+		static string titleCase( this string name ) =>
+			ci.TextInfo.ToTitleCase( name.ToLower( ci ) );
+
+		static void writeCs( string cs, Row[] data )
+		{
+			using var stm = File.CreateText( cs );
+			stm.WriteLine( @"// This file is generated by a tool, from the `languageCodez.tsv` file in this repository
+namespace Whisper
+{
+	/// <summary>Supported languages</summary>
+	public enum eLanguage: uint
+	{" );
+
+			foreach( Row row in data )
+			{
+				string tc = row.name.titleCase();
+				stm.WriteLine( "		/// <summary>{0}</summary>", tc );
+				tc = Regex.Replace( tc, @"\s+", string.Empty );
+				stm.WriteLine( "		{0} = 0x{1:X},", tc, row.keyValue );
+			}
+			stm.Write( @"	}
+}" );
+		}
+
+		static void produce( string tsv, string inl, string cs )
+		{
+			Row[] data = load( tsv ).OrderBy( r => r.name ).ToArray();
+			writeCpp( inl, data );
+			writeCs( cs, data );
+		}
+
+		public static void produce( string solutionRoot )
+		{
+			string tsv = Path.Combine( solutionRoot, "Whisper\\Whisper\\languageCodez.tsv" );
+			string inl = Path.Combine( solutionRoot, "Whisper\\Whisper\\languageCodez.inl" );
+			string cs = Path.Combine( solutionRoot, "WhisperNet\\API\\eLanguage.cs" );
+			produce( tsv, inl, cs );
+		}
+	}
+}
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