ordered renderer now requires IDrawComponent interface

encompass-cs/IDrawComponent.cs

@@ -0,0 +1,4 @@
+namespace Encompass
+{
+    public interface IDrawComponent { }
+}

encompass-cs/Renderers/OrderedRenderer.cs

@@ -2,7 +2,7 @@
 
 namespace Encompass
 {
-    public abstract class OrderedRenderer<TComponent> : Renderer where TComponent : struct, IComponent
+    public abstract class OrderedRenderer<TComponent> : Renderer where TComponent : struct, IComponent, IDrawComponent
     {
         public abstract void Render(Guid drawComponentID, TComponent drawComponent);
 

encompass-cs/WorldBuilder.cs

@@ -144,7 +144,7 @@ namespace Encompass
             return engine;
         }
 
-        public OrderedRenderer<TComponent> AddOrderedRenderer<TComponent>(OrderedRenderer<TComponent> renderer) where TComponent : struct, IComponent
+        public OrderedRenderer<TComponent> AddOrderedRenderer<TComponent>(OrderedRenderer<TComponent> renderer) where TComponent : struct, IComponent, IDrawComponent
         {
             renderer.AssignEntityManager(entityManager);
             renderer.AssignComponentManager(componentManager);

test/OrderedRendererTest.cs

@@ -13,7 +13,7 @@ namespace Tests
         struct BComponent : IComponent { }
         struct CComponent : IComponent { }
 
-        struct TestDrawComponent : IComponent { }
+        struct TestDrawComponent : IComponent, IDrawComponent { }
 
         class TestRenderer : OrderedRenderer<TestDrawComponent>
         {

test/WorldTest.cs

@@ -12,7 +12,7 @@ namespace Tests
     public class WorldTest
     {
         struct TestComponent : IComponent { }
-        struct TestDrawComponent : IComponent { }
+        struct TestDrawComponent : IComponent, IDrawComponent { }
 
         static List<object> drawOrder = new List<object>();