Refactor IShader to take a name instead of a stream.

OpenRA.FileFormats/Graphics/IGraphicsDevice.cs

@@ -33,7 +33,7 @@ namespace OpenRA.FileFormats.Graphics
 		IIndexBuffer CreateIndexBuffer( int length );
 		ITexture CreateTexture( Bitmap bitmap );
 		ITexture CreateTexture();
-		IShader CreateShader( Stream stream );
+		IShader CreateShader( string name );
 
 		Size WindowSize { get; }
 

OpenRA.Game/Graphics/Renderer.cs

@@ -46,10 +46,10 @@ namespace OpenRA.Graphics
 
 		public Renderer()
 		{
-			SpriteShader = device.CreateShader(FileSystem.Open("shaders/world-shp.fx"));
+			SpriteShader = device.CreateShader("world-shp");
-			LineShader = device.CreateShader(FileSystem.Open("shaders/line.fx"));
+			LineShader = device.CreateShader("world-line");
-			RgbaSpriteShader = device.CreateShader(FileSystem.Open("shaders/chrome-rgba.fx"));
+			RgbaSpriteShader = device.CreateShader("chrome-rgba");
-			WorldSpriteShader = device.CreateShader(FileSystem.Open("shaders/chrome-shp.fx"));
+			WorldSpriteShader = device.CreateShader("chrome-shp");
 
 			SpriteRenderer = new SpriteRenderer( this, SpriteShader );
 			RgbaSpriteRenderer = new SpriteRenderer( this, RgbaSpriteShader );

OpenRA.Gl/GraphicsDevice.cs

@@ -312,6 +312,6 @@ namespace OpenRA.GlRenderer
 		public IIndexBuffer CreateIndexBuffer( int size ) { return new IndexBuffer( this, size ); }
 		public ITexture CreateTexture() { return new Texture( this ); }
 		public ITexture CreateTexture( Bitmap bitmap ) { return new Texture( this, bitmap ); }
-		public IShader CreateShader( Stream stream ) { return new Shader( this, stream ); }
+		public IShader CreateShader( string name ) { return new Shader( this, name ); }
 	}
 }

OpenRA.Gl/Shader.cs

@@ -10,6 +10,7 @@
 
 using System;
 using System.IO;
+using OpenRA.FileFormats;
 using OpenRA.FileFormats.Graphics;
 using Tao.Cg;
 
@@ -21,11 +22,11 @@ namespace OpenRA.GlRenderer
 		IntPtr technique;
 		GraphicsDevice dev;
 
-		public Shader(GraphicsDevice dev, Stream s)
+		public Shader(GraphicsDevice dev, string name)
 		{
 			this.dev = dev;
 			string code;
-			using (var file = new StreamReader(s))
+			using (var file = new StreamReader(FileSystem.Open("cg{0}{1}.fx".F(Path.DirectorySeparatorChar, name))))
 				code = file.ReadToEnd();
 			effect = Cg.cgCreateEffect(dev.cgContext, code, null);
 

OpenRA.Renderer.Null/NullGraphicsDevice.cs

@@ -44,6 +44,6 @@ namespace OpenRA.Renderer.Null
 		public IIndexBuffer CreateIndexBuffer(int size) { return new NullIndexBuffer(); }
 		public ITexture CreateTexture() { return new NullTexture(); }
 		public ITexture CreateTexture(Bitmap bitmap) { return new NullTexture(); }
-		public IShader CreateShader(Stream stream) { return new NullShader(); }
+		public IShader CreateShader(string name) { return new NullShader(); }
 	}
 }