Render EntityIDs (breaks post processing)

GlitchyEngine/src/Platform/DX11/Renderer/Dx11RenderTarget.bf

@@ -5,6 +5,7 @@ using DirectX.D3D11;
 using GlitchyEngine.Platform.DX11;
 using DirectX.DXGI.DXGI1_2;
 using System;
+using GlitchyEngine.Math;
 
 using internal GlitchyEngine.Platform.DX11;
 
@@ -199,6 +200,16 @@ namespace GlitchyEngine.Renderer
 			ReleaseEveryThing();
 		}
 
+		internal ID3D11Texture2D* GetNativeTexture(int index)
+		{
+			Log.EngineLogger.AssertDebug(index >= -1 && index < ColorTargetCount);
+
+			if (index == -1)
+				return _nativeDepthTexture;
+
+			return _nativeTextures[index];
+		}
+
 		private ID3D11Texture2D* PlatformCreateTexture(TargetDescription target)
 		{
 			Debug.Profiler.ProfileResourceFunction!();
@@ -443,6 +454,18 @@ namespace GlitchyEngine.Renderer
 
 			return .Ok;
 		}
+
+		public override void CopyTo(RenderTargetGroup destination, int dstTarget, Int2 dstTopLeft, Int2 size, Int2 srcTopLeft, int srcTarget)
+		{
+			ID3D11Texture2D* dstTexture = destination.GetNativeTexture(dstTarget);
+			ID3D11Texture2D* srcTexture = GetNativeTexture(srcTarget);
+
+			// TODO: Mips/Arrays
+
+			Box srcBox = .((.)srcTopLeft.X, (.)srcTopLeft.Y, 0, (.)(srcTopLeft.X + size.X), (.)(srcTopLeft.Y + size.Y), 1);
+
+			NativeContext.CopySubresourceRegion(dstTexture, 0, (.)dstTopLeft.X, (.)dstTopLeft.Y, 0, srcTexture, 0, &srcBox);
+		}
 	}
 }
 

GlitchyEngine/src/Platform/DX11/Renderer/Dx11RendererAPI.bf

@@ -15,6 +15,9 @@ namespace GlitchyEngine.Renderer
 	{
 		private GraphicsContext _context ~ _?.ReleaseRef();
 
+		private Effect _clearUintFx ~ _?.ReleaseRef();
+		private BlendState _nonblendingState ~ _?.ReleaseRef();
+
 		public GraphicsContext Context
 		{
 			get => _context;
@@ -26,6 +29,11 @@ namespace GlitchyEngine.Renderer
 		public override void Init()
 		{
 			Debug.Profiler.ProfileFunction!();
+
+			_clearUintFx = new Effect("content/Shaders/ClearUInt.hlsl");
+			BlendStateDescription desc =.Default;
+			desc.RenderTarget[0].BlendEnable = false;
+			_nonblendingState = new BlendState(desc);
 		}
 
 		private mixin RtOrBackbuffer(RenderTarget2D renderTarget)
@@ -69,12 +77,23 @@ namespace GlitchyEngine.Renderer
 			case .Color(let color):
 				NativeContext.ClearRenderTargetView(rtv, color);
 			case .UInt(let value):
-/*#unwarn
+#unwarn
 				NativeContext.OutputMerger.SetRenderTargets(1, &rtv, null);
 
+				using (BlendState lastBlendState = _currentBlendState..AddRef())
+				{
+					SetBlendState(_nonblendingState);
 
-
-				BindRenderTargets();*/
+					_clearUintFx.Variables["ClearValue"].SetData(value);
+					_clearUintFx.Bind(_context);
+	
+					FullscreenQuad.Draw();
+					
+					SetBlendState(lastBlendState);
+				}
+				
+				// Rebind the old render targets
+				BindRenderTargets();
 			default:
 				Runtime.NotImplemented();
 			}