diff --git a/OpenRA.Game/Chrome.cs b/OpenRA.Game/Chrome.cs
index 7edcb8d811..05769a7b3e 100644
--- a/OpenRA.Game/Chrome.cs
+++ b/OpenRA.Game/Chrome.cs
@@ -87,9 +87,9 @@ namespace OpenRA
 		public Chrome(Renderer r, Manifest m)
 		{
 			this.renderer = r;
-			rgbaRenderer = new SpriteRenderer(renderer, true, renderer.RgbaSpriteShader);
+			rgbaRenderer = new SpriteRenderer(renderer, renderer.RgbaSpriteShader);
 			lineRenderer = new LineRenderer(renderer);
-			shpRenderer = new SpriteRenderer(renderer, true, renderer.WorldSpriteShader);
+			shpRenderer = new SpriteRenderer(renderer, renderer.WorldSpriteShader);
 		
 			tabSprites = Rules.Info.Values
 				.Where(u => u.Traits.Contains<BuildableInfo>())
diff --git a/OpenRA.Game/Graphics/Minimap.cs b/OpenRA.Game/Graphics/Minimap.cs
index 452ffbe9c1..0ea7a910b4 100644
--- a/OpenRA.Game/Graphics/Minimap.cs
+++ b/OpenRA.Game/Graphics/Minimap.cs
@@ -51,7 +51,7 @@ namespace OpenRA.Graphics
 			mapOnlySheet = new Sheet(r, new Size(world.Map.MapSize.X, world.Map.MapSize.Y));
 
 			lineRenderer = new LineRenderer(r);
-			rgbaRenderer = new SpriteRenderer(r, true, r.RgbaSpriteShader);
+			rgbaRenderer = new SpriteRenderer(r, r.RgbaSpriteShader);
 			var size = Math.Max(world.Map.Width, world.Map.Height);
 			var dw = (size - world.Map.Width) / 2;
 			var dh = (size - world.Map.Height) / 2;
diff --git a/OpenRA.Game/Graphics/SpriteRenderer.cs b/OpenRA.Game/Graphics/SpriteRenderer.cs
index d3222391b2..fdcc867c0b 100644
--- a/OpenRA.Game/Graphics/SpriteRenderer.cs
+++ b/OpenRA.Game/Graphics/SpriteRenderer.cs
@@ -37,7 +37,7 @@ namespace OpenRA.Graphics
 		int sprites = 0;
 		int nv = 0, ni = 0;
 
-		public SpriteRenderer(Renderer renderer, bool allowAlpha, IShader shader)
+		public SpriteRenderer(Renderer renderer, IShader shader)
 		{
 			this.renderer = renderer;
 			this.shader = shader;
@@ -46,8 +46,8 @@ namespace OpenRA.Graphics
 			indexBuffer = renderer.Device.CreateIndexBuffer( indices.Length );
 		}
 
-		public SpriteRenderer(Renderer renderer, bool allowAlpha)
-			: this(renderer, allowAlpha, renderer.SpriteShader) { }
+		public SpriteRenderer(Renderer renderer)
+			: this(renderer, renderer.SpriteShader) { }
 
 		public void Flush()
 		{
diff --git a/OpenRA.Game/Graphics/Viewport.cs b/OpenRA.Game/Graphics/Viewport.cs
index e3e69de589..57e0b50d1f 100644
--- a/OpenRA.Game/Graphics/Viewport.cs
+++ b/OpenRA.Game/Graphics/Viewport.cs
@@ -23,6 +23,7 @@ using System.Linq;
 using OpenRA.Network;
 using OpenRA.Traits;
 using OpenRA.Widgets;
+using OpenRA.Support;
 
 namespace OpenRA.Graphics
 {
@@ -57,7 +58,7 @@ namespace OpenRA.Graphics
 		{
 			this.screenSize = screenSize;
 			this.renderer = renderer;
-			cursorRenderer = new SpriteRenderer(renderer, true);
+			cursorRenderer = new SpriteRenderer(renderer);
 
 			this.scrollPosition = Game.CellSize* mapStart;
 		}
diff --git a/OpenRA.Game/Graphics/WorldRenderer.cs b/OpenRA.Game/Graphics/WorldRenderer.cs
index 66b051e6f2..6856c7e845 100644
--- a/OpenRA.Game/Graphics/WorldRenderer.cs
+++ b/OpenRA.Game/Graphics/WorldRenderer.cs
@@ -42,7 +42,7 @@ namespace OpenRA.Graphics
 			this.renderer = renderer;
 
 			terrainRenderer = new TerrainRenderer(world, renderer, this);
-			spriteRenderer = new SpriteRenderer(renderer, true);
+			spriteRenderer = new SpriteRenderer(renderer);
 			lineRenderer = new LineRenderer(renderer);
 			uiOverlay = new UiOverlay(spriteRenderer);
 			palette = new HardwarePalette(renderer, world.Map);
diff --git a/OpenRA.Game/Traits/World/BibLayer.cs b/OpenRA.Game/Traits/World/BibLayer.cs
index cb093d258e..a98a480cb4 100644
--- a/OpenRA.Game/Traits/World/BibLayer.cs
+++ b/OpenRA.Game/Traits/World/BibLayer.cs
@@ -44,7 +44,7 @@ namespace OpenRA.Traits
 		
 		public BibLayer(Actor self, BibLayerInfo info)
 		{
-			spriteRenderer = new SpriteRenderer( Game.renderer, true );			
+			spriteRenderer = new SpriteRenderer( Game.renderer );			
 			this.info = info;
 			bibSprites = info.BibTypes.Select(x => SpriteSheetBuilder.LoadAllSprites(x)).ToArray();
 			
diff --git a/OpenRA.Game/Traits/World/ResourceLayer.cs b/OpenRA.Game/Traits/World/ResourceLayer.cs
index a7926c1c22..35f21650cd 100644
--- a/OpenRA.Game/Traits/World/ResourceLayer.cs
+++ b/OpenRA.Game/Traits/World/ResourceLayer.cs
@@ -39,7 +39,7 @@ namespace OpenRA.Traits
 
 		public ResourceLayer(Actor self)
 		{
-			sr = new SpriteRenderer( Game.renderer, true );
+			sr = new SpriteRenderer( Game.renderer );
 		}
 		
 		public void Render()
diff --git a/OpenRA.Game/Traits/World/SmudgeLayer.cs b/OpenRA.Game/Traits/World/SmudgeLayer.cs
index 8089f09bcf..960915c7a2 100644
--- a/OpenRA.Game/Traits/World/SmudgeLayer.cs
+++ b/OpenRA.Game/Traits/World/SmudgeLayer.cs
@@ -44,7 +44,7 @@ namespace OpenRA.Traits
 
 		public SmudgeLayer(Actor self, SmudgeLayerInfo info)
 		{
-			spriteRenderer = new SpriteRenderer( Game.renderer, true );			
+			spriteRenderer = new SpriteRenderer( Game.renderer );
 			this.Info = info;
 			smudgeSprites = Info.Types.Select(x => SpriteSheetBuilder.LoadAllSprites(x)).ToArray();
 		}