UnbindTexture, PBR changes, Test scene

GlitchyEditor/content/Shaders/PBR.hlsl

@@ -0,0 +1,78 @@
+/*
+ * This File contains Function for PBR.
+ */
+
+#ifndef __PBR_HLSL__
+#define __PBR_HLSL__
+
+#include "ShaderHelpers.hlsl"
+
+// #define PBR_IBL
+
+ /**
+  * Normal Distribution Function. (Trowbridge-Reits GGX)
+  * Calculates the relative surface area of microfacets exactly aligned to the halfway vector.
+  * @param normal The surface normal.
+  * @param halfway The halfway vector between the surface normal and the view direction.
+  * @param roughness Roughness value.
+  * @returns The relative surface area of microfacets exactly aligned to the halfway vector.
+  */
+float NormalDistributionGGX(float3 normal, float3 halfway, float roughness)
+{
+	// Square roughness because it looks better
+	float a = roughness * roughness;
+	float aa = a * a;
+
+	float n_dot_h = max(dot(normal, halfway), 0.0f);
+
+	float denom = (n_dot_h * n_dot_h) * (aa - 1.0f) + 1.0f;
+	denom = PI * denom * denom;
+
+	return aa / denom;
+}
+
+/**
+ * Geometry Function calculating the overshadowing of microfacets based on roughness. (Schlick-Beckmann GGX).
+ * @param dot-product of normal vector and vector from surface to camera.
+ * @param k Roughness value.
+ */
+float GeometrySchlickGGX(float n_dot_v, float k)
+{
+	return n_dot_v / (n_dot_v * (1 - k) + k);
+}
+
+/**
+ * Geometry Function calculating the overshadowing of microfacets based on roughness. (Smith)
+ * @param normal The surface normal.
+ * @param viewDir Vector from surface to viewer.
+ * @param lightDir Vector from surface to light source.
+ * @param roughness Roughness value.
+ */
+float GeometrySmith(float3 normal, float3 viewDir, float3 lightDir, float roughness)
+{
+#ifdef PBR_IBL
+	// IBL
+	float k = roughness * roughness / 2;
+#else
+	// Direct lighting
+	float k = (roughness + 1.0f);
+	k = (k * k) / 8;
+#endif
+
+	const float n_dot_v = max(dot(normal, viewDir), 0.0f);
+	float n_dot_l = max(dot(normal, lightDir), 0.0f);
+
+	return GeometrySchlickGGX(n_dot_v, k) * GeometrySchlickGGX(n_dot_l, k);
+}
+
+/**
+ * Calculates the fresnel value.
+ * @param n_dot_v Dot product of the normal and view direction
+ * @param F0 base reflectivity.
+ */
+float3 FresnelSchlick(float n_dot_v, float3 F0)
+{
+	return F0 + (1.0 - F0) * pow(clamp(1.0 - n_dot_v, 0.0, 1.0), 5.0);
+}
+
+#endif // __PBR_HLSL__

GlitchyEditor/content/Shaders/ShaderHelpers.hlsl

@@ -1,3 +1,7 @@
+#ifndef __SHADER_HELPERS_HLSL__
+#define __SHADER_HELPERS_HLSL__
+
+#define PI 3.14159265358979323846f
 
 /*
 * Calculates the weighted sum of two normal vectors.
@@ -82,3 +86,5 @@ float GetBitangentHandedness(float tangentz)
     uint z = asuint(tangentz);
     return (z & 1) > 0 ? 1.0 : -1.0;
 }
+
+#endif // __SHADER_HELPERS_HLSL__

GlitchyEditor/content/Shaders/myEffect.hlsl

@@ -1,3 +1,5 @@
+#include "ShaderHelpers.hlsl"
+
 Texture2D AlbedoTexture : register(t0);
 SamplerState AlbedoSampler : register(s0);
 
@@ -25,8 +27,11 @@ cbuffer ObjectConstants
 
 cbuffer Constants
 {
-    //float4 BaseColor = float4(1, 0, 1, 1);
+    float4 AlbedoColor = float4(1.0, 1.0, 1.0, 1.0);
-    //float3 LightDir = float3(0, 1, 0);
+    float2 NormalScaling = float2(1.0, 1.0);
+    float MetallicFactor = 1.0;
+    float RoughnessFactor = 1.0;
+    // float AmbientFactor = 1.0;
 }
 
 struct VS_IN
@@ -98,6 +103,10 @@ PS_OUT PS(PS_IN input)
     //float3 objectNormal = mul(tangentTransform, texNormal);
     //float3 worldNormal = mul(objectNormal, (float3x3)Transform);
 
+    float4 finalAlbedo = texAlbedo * AlbedoColor;
+    float3 finalNormal = ScaleNormal(texNormal, NormalScaling);
+    float finalMetallic = texMetallic * MetallicFactor;
+    float finalRoughness = texRoughness * RoughnessFactor;
 
 /////////////TODO: REMOVEME
 
@@ -109,12 +118,12 @@ PS_OUT PS(PS_IN input)
 /////////////TODO: END_REMOVEME
 
     PS_OUT output;
-    output.Albedo = texAlbedo;
+    output.Albedo = finalAlbedo;
     //output.Normal = float4(objectNormal, 1.0);
-    output.Normal = float4(texNormal.xy, normal.xy);
+    output.Normal = float4(finalNormal.xy, normal.xy);
     output.Tangent = float4(normal.z, tangent.xyz);
 	output.Position = float4(input.WorldPosition, 1.0); 
-    output.Material = float4(texMetallic, texRoughness, 1.0, 0);
+    output.Material = float4(finalMetallic, finalRoughness, 1.0, 0);
 
     return output;
 }

GlitchyEditor/content/Shaders/simpleLight.hlsl

@@ -1,6 +1,13 @@
-#include "ShaderFunctions.hlsl"
+#include "ShaderHelpers.hlsl"
+#include "PBR.hlsl"
 
-#define PI 3.14159265358979323846f
+#define Render						0
+#define Inspect_NormalDistribution	1
+#define Inspect_GeometryFunction	2
+#define Inspect_Fresnel				3
+#define Inspect_Normal				4
+
+#define OUTPUT Render
 
 SamplerState Sampler : register(s0);
 
@@ -11,14 +18,16 @@ Texture2D GBuffer_Position : register(t3);
 Texture2D GBuffer_Material : register(t4);
 
 cbuffer Constants
+{
+	float3 CameraPos;
+	float2 Scaling;
+}
+
+cbuffer LightConstants
 {
 	float3 LightColor;
     float Illuminance;
     float3 LightDir;
-
-    float3 CameraPos;
-
-	float2 Scaling;
 }
 
 struct VS_IN
@@ -43,84 +52,10 @@ PS_IN VS(VS_IN input)
     return output;
 }
 
-/**
- * Normal Distribution Function. (Trowbridge-Reits GGX)
- * Calculates the relative surface area of microfacets exactly aligned to the halfway vector.
- * @param normal The surface normal.
- * @param halfway The halfway vector between the surface normal and the view direction.
- * @param roughness Roughness value.
- * @returns The relative surface area of microfacets exactly aligned to the halfway vector.
- */
-float NormalDistributionGGX(float3 normal, float3 halfway, float roughness)
-{
-	// Square roughness because it looks better
-	float a = roughness * roughness;
-	float aa = a * a;
-
-	float n_dot_h = max(dot(normal, halfway), 0.0f);
-
-	float denom = (n_dot_h * n_dot_h) * (aa - 1.0f) + 1.0f;
-	denom = PI * denom * denom;
-
-	return aa / denom;
-}
-
-/**
- * Geometry Function calculating the overshadowing of microfacets based on roughness. (Schlick-Beckmann GGX).
- * @param dot-product of normal vector and vector from surface to camera.
- * @param k Roughness value.
- */
-float GeometrySchlickGGX(float n_dot_v, float k)
-{
-	return n_dot_v / (n_dot_v * (1 - k) + k);
-}
-
-/**
- * Geometry Function calculating the overshadowing of microfacets based on roughness. (Smith)
- * @param normal The surface normal.
- * @param viewDir Vector from surface to viewer.
- * @param lightDir Vector from surface to light source.
- * @param roughness Roughness value.
- */
-float GeometrySmith(float3 normal, float3 viewDir, float3 lightDir, float roughness)
-{
-	// Direct lighting
-	float k = (roughness + 1.0f);
-	k = (k * k) / 8;
-	
-	// IBL
-	// float k = alpha * alpha / 2
-
-	float n_dot_v = max(dot(normal, viewDir), 0.0f);
-	float n_dot_l = max(dot(normal, lightDir), 0.0f);
-
-	return GeometrySchlickGGX(n_dot_v, k) * GeometrySchlickGGX(n_dot_l, k);
-}
-
-/**
- * Calculates the fresnel value.
- * @param h_dot_v Dot product of the normal and view direction
- * @param F0 base reflectivity
- */
-float3 FresnelSchlick(float cosTheta, float3 F0)
-{
-	return F0 + (1.0f - F0) * pow(clamp(1.0f - cosTheta, 0.0f, 1.0f), 5.0f);
-}
-
-/*
-* Reconstructs the z-component of a normalized normal vector from a two-component value
-* cnrm: The x- and y-components of a normalized normal vector
-*/
-//float3 DecompressNormal(float2 cnrm)
-//{
-//	return float3(cnrm, sqrt(1.0 - cnrm.x * cnrm.x - cnrm.y * cnrm.y));
-//}
-
 float4 PS(PS_IN input) : SV_TARGET
 {
     // Load Data from GBuffer
     float4 rawAlbedo = GBuffer_Albedo.Sample(Sampler, input.TexCoord);
-	
 	float4 rawNormal = GBuffer_Normal.Sample(Sampler, input.TexCoord);
 	float4 rawTangent = GBuffer_Tangent.Sample(Sampler, input.TexCoord);
 	float4 rawPosition = GBuffer_Position.Sample(Sampler, input.TexCoord);
@@ -152,6 +87,7 @@ float4 PS(PS_IN input) : SV_TARGET
 	float3 halfway = normalize(lightDir + viewDir);
 
 	float n_dot_v = max(dot(surfaceNormal, viewDir), 0.0f);
+	float n_dot_h = max(dot(surfaceNormal, halfway), 0.0f);
 	float n_dot_l = max(dot(surfaceNormal, lightDir), 0.0f);
 
 	float nrmDist = NormalDistributionGGX(surfaceNormal, halfway, roughness);
@@ -159,49 +95,40 @@ float4 PS(PS_IN input) : SV_TARGET
 
 	float3 F0 = 0.04f;
 	F0 = lerp(F0, albedo, metallic);
-	float3 fresnel = FresnelSchlick(n_dot_v, F0);
+	float3 fresnel = FresnelSchlick(n_dot_h, F0);
 	
-	// if (InspectNrmDist)
+	float3 ks = fresnel;
-	// 	return float4(nrmDist.xxx, 1);
+	float3 kd = 1.0f - ks;
-	// else if (InspectGeo)
-	// 	return float4(geo.xxx, 1);
-	// else if (InspectFresnel)
-	// 	return float4(fresnel, 1);
-	// else if (CookTorrance)
-	// {
-		float3 ks = fresnel;
-		float3 kd = 1.0f - ks;
 
-		// Metals have no diffuse light
+	// Metals have no diffuse light
-		kd *= 1.0f - metallic;
+	kd *= 1.0f - metallic;
 
-		float3 diffuse = albedo / PI;
+	float3 diffuse = albedo / PI;
-		float3 specular = (nrmDist * fresnel * geo) / max(4 * n_dot_v * n_dot_l, 0.0001f);
+	float3 specular = (nrmDist * fresnel * geo) / max(4 * n_dot_v * n_dot_l, 0.0001f);
 
-		float3 luminanceColor = LightColor * Illuminance;
+	float3 luminanceColor = LightColor * Illuminance;
 
-		float3 cook = (kd * diffuse + specular) * luminanceColor * n_dot_l;
+	float3 cook = (kd * diffuse + specular) * luminanceColor * n_dot_l;
 
-		float3 final = cook;
+	float3 final = cook;
 
-		// Tone mapping	// TODO: do in postprocessing
+	// Tone mapping	// TODO: do in postprocessing
-		final = final / (final + 1.0f);
+	final = final / (final + 1.0f);
 
-		// Gamma correction // TODO: do in postprocessing/hardware
+	// Gamma correction // TODO: do in postprocessing/hardware
-		final = pow(final, 1.0f / 2.2f);
+	final = pow(final, 1.0f / 2.2f);
 
-/////////////TODO: REMOVEME
+#if OUTPUT == Inspect_NormalDistribution
+		final = max(final - 10000000, nrmDist.xxx);
+#elif OUTPUT == Inspect_GeometryFunction
+		final = max(final - 10000000, geo.xxx);
+#elif OUTPUT == Inspect_Fresnel
+		final = max(final - 10000000, fresnel);
+#elif OUTPUT == Inspect_Normal
+		final = max(final - 10000000, surfaceNormal / 2 + 0.5f);
+#endif
 
-		//final = max(final - 10000000, nrmDist.xxx);
+	return float4(final, 1);
-		//final = max(final - 10000000, geo.xxx);
-		//final = max(final - 10000000, fresnel);
-		//final = max(final - 10000000, surfaceNormal / 2 + 0.5f);
-		//final = max(final - 10000000, abs(normal - surfaceNormal) / 2 + 0.5f);
-
-/////////////TODO: END_REMOVEME
-
-		return float4(final, 1);
-	//}
 }
 
 #effect[VS=VS,PS=PS]

GlitchyEditor/src/EditorLayer.bf

@@ -116,16 +116,18 @@ namespace GlitchyEditor
 
 		private void TestEntitiesWithModels()
 		{
-			using (Effect myEffect = new Effect("content/Shaders/myEffect.hlsl"))
+			var fxLib = Application.Get().EffectLibrary;
+
+			using (Effect myEffect = fxLib.Load("content/Shaders/myEffect.hlsl"))
 			using (Texture2D albedo = new Texture2D("Textures/TestMat/rustediron2_albedo.png", true))
 			using (Texture2D normal = new Texture2D("Textures/TestMat/rustediron2_normal.png"))
 			using (Texture2D rough = new Texture2D("Textures/TestMat/rustediron2_roughness.png"))
 			using (Texture2D metal = new Texture2D("Textures/TestMat/rustediron2_metallic.png"))
 			{
-				albedo.SamplerState = SamplerStateManager.AnisotropicClamp;
+				albedo.SamplerState = SamplerStateManager.AnisotropicWrap;
-				normal.SamplerState = SamplerStateManager.AnisotropicClamp;
+				normal.SamplerState = SamplerStateManager.AnisotropicWrap;
-				rough.SamplerState = SamplerStateManager.AnisotropicClamp;
+				rough.SamplerState = SamplerStateManager.AnisotropicWrap;
-				metal.SamplerState = SamplerStateManager.AnisotropicClamp;
+				metal.SamplerState = SamplerStateManager.AnisotropicWrap;
 				
 				List<AnimationClip> clips = scope .();
 
@@ -138,10 +140,14 @@ namespace GlitchyEditor
 					//mat.SetVariable("BaseColor", Vector4(1, 0, 1, 1));
 					//mat.SetVariable("LightDir", Vector3(1, 1, 0).Normalized());
 		
-					ModelLoader.LoadModel("content/Models/sphere.glb", myEffect, mat, _scene.[Friend]_ecsWorld, clips);
+					EcsEntity e = ModelLoader.LoadModel("content/Models/sphere.glb", myEffect, mat, _scene.[Friend]_ecsWorld, clips, "Sphere 1");
+					
+					Entity entity = .(e, _scene);
+					var transform = entity.GetComponent<TransformComponent>();
+					transform.Position = .(5, 0, 5);
 				}
 				
-				using (Material mat = new .(myEffect))
+				/*using (Material mat = new .(myEffect))
 				{
 					mat.SetTexture("AlbedoTexture", albedo);
 					mat.SetTexture("NormalTexture", normal);
@@ -152,6 +158,41 @@ namespace GlitchyEditor
 		
 		
 					ModelLoader.LoadModel("content/Models/sphere.glb", myEffect, mat, _scene.[Friend]_ecsWorld, clips);
+				}*/
+
+				ClearAndReleaseItems!(clips);
+			}
+
+			using (Effect myEffect = fxLib.Get("myEffect"))
+			using (Texture2D white = new Texture2D("Textures/White.png"))
+			using (Texture2D normal = new Texture2D("Textures/DefaultNormal.png"))
+			{
+				white.SamplerState = SamplerStateManager.PointClamp;
+				normal.SamplerState = SamplerStateManager.PointClamp;
+
+				List<AnimationClip> clips = scope .();
+
+				for (int x < 10)
+				for (int y < 10)
+				{
+					using (Material mat = new .(myEffect))
+					{
+						mat.SetTexture("AlbedoTexture", white);
+						mat.SetTexture("NormalTexture", normal);
+						mat.SetTexture("MetallicTexture", white);
+						mat.SetTexture("RoughnessTexture", white);
+
+						mat.SetVariable("AlbedoColor", Vector4(1, 0, 0, 1));
+						mat.SetVariable("NormalScaling", Vector2(1.0f));
+						mat.SetVariable("RoughnessFactor", (x + 1) / 10.0f);
+						mat.SetVariable("MetallicFactor", y / 9.0f);
+			
+						EcsEntity e = ModelLoader.LoadModel("content/Models/sphere.glb", myEffect, mat, _scene.[Friend]_ecsWorld, clips, scope $"Sphere {x} {y}");
+
+						Entity entity = .(e, _scene);
+						var transform = entity.GetComponent<TransformComponent>();
+						transform.Position = .(x * 1.5f, y * 1.5f, 0);
+					}
 				}
 
 				ClearAndReleaseItems!(clips);
@@ -241,7 +282,7 @@ namespace GlitchyEditor
 
 		private bool OnImGuiRender(ImGuiRenderEvent event)
 		{
-			viewer.ViewTexture(Renderer.[Friend]_gBuffer.Normal);
+			//viewer.ViewTexture(Renderer.[Friend]_gBuffer.Normal);
 
 			ImGui.Begin("Test");
 

GlitchyEngine/src/Content/ModelLoader.bf

@@ -12,8 +12,8 @@ namespace GlitchyEngine.Content
 	{
 		static readonly Matrix RightToLeftHand = .Scaling(1, 1, -1);
 
-		public static void LoadModel(String filename, Effect validationEffect, Material material, EcsWorld world,
+		public static EcsEntity LoadModel(String filename, Effect validationEffect, Material material, EcsWorld world,
-			List<AnimationClip> outClips)
+			List<AnimationClip> outClips, StringView entityName = StringView())
 		{
 			CGLTF.Options options = .();
 			CGLTF.Data* data;
@@ -25,38 +25,47 @@ namespace GlitchyEngine.Content
 
 			Log.EngineLogger.Assert(result == .Success, "Failed to load buffers");
 			
+			(EcsEntity entity, ?) = CreateEntity(world, entityName, .InvalidEntity);
+
 			for(var node in data.Scenes[0].Nodes)
 			{
-				NodesToEntities(data, node, null, world, validationEffect, material, outClips);
+				NodesToEntities(data, node, entity, world, validationEffect, material, outClips);
 			}
 			
 			CGLTF.Free(data);
+
+			return entity;
 		}
 
-		private static void NodesToEntities(CGLTF.Data* data, CGLTF.Node* node, EcsEntity? parentEntity, EcsWorld world, Effect validationEffect, Material material, List<AnimationClip> clips)
+		private static (EcsEntity Entity, TransformComponent* Transform) CreateEntity(EcsWorld world, StringView? name, EcsEntity parent)
 		{
 			EcsEntity entity = world.NewEntity();
 
-//#if DEBUG
 			var nameComponent = world.AssignComponent<DebugNameComponent>(entity);
 
-			if (node.Name != null)
+			if (name != null && name.Value.Ptr != null)
 			{
-				nameComponent.SetName(StringView(node.Name));
+				nameComponent.SetName(name.Value);
 			}
 			else
 			{
 				nameComponent.SetName("Unnamed Node");
 			}
-//#endif
 
-			if(parentEntity.HasValue)
+			/////TODO: !!!!!!!!REPORT!!!!!!!!!!!!!
-			{
+			// This works
-				var childParent = world.AssignComponent<ParentComponent>(entity);
+			TransformComponent cmp = .();
-				childParent.Entity = parentEntity.Value;
+			var childTransform = world.AssignComponent<TransformComponent>(entity, cmp);
-			}
+			// This trashes the stack
+			//var childTransform = world.AssignComponent<TransformComponent>(entity);
+			childTransform.Parent = parent;
 
-			var childTransform = world.AssignComponent<TransformComponent>(entity);
+			return (entity, childTransform);
+		}
+
+		private static void NodesToEntities(CGLTF.Data* data, CGLTF.Node* node, EcsEntity parentEntity, EcsWorld world, Effect validationEffect, Material material, List<AnimationClip> clips)
+		{
+			(EcsEntity entity, TransformComponent* childTransform) = CreateEntity(world, node.Name == null ? null : StringView(node.Name), parentEntity);
 
 			if(node.HasMatrix)
 			{

GlitchyEngine/src/Platform/DX11/Renderer/Dx11GraphicsContext.bf

@@ -185,6 +185,11 @@ namespace GlitchyEngine.Renderer
 			NativeContext.InputAssembler.SetPrimitiveTopology((DirectX.Common.PrimitiveTopology)primitiveTopology);
 		}
 
+		private uint32 _ps_FirstTexture;
+		private uint32 _ps_BoundTextures;
+		private uint32 _vs_FirstTexture;
+		private uint32 _vs_BoundTextures;
+
 		/**
 		 * Binds the given shader to the corresponding shader stage.
 		 * @param shader The shader that will be bound to the graphics context.
@@ -219,9 +224,15 @@ namespace GlitchyEngine.Renderer
 					// TODO: bind uavs
 					NativeContext.PixelShader.SetShaderResources(_firstTexture, _textureCount, &_textures[_firstTexture]);
 					NativeContext.PixelShader.SetSamplers(_firstTexture, _textureCount, &_samplers[_firstTexture]);
+
+					_ps_FirstTexture = _firstTexture;
+					_ps_BoundTextures = _textureCount;
 				case typeof(VertexShader):
 					NativeContext.VertexShader.SetShaderResources(_firstTexture, _textureCount, &_textures[_firstTexture]);
 					NativeContext.VertexShader.SetSamplers(_firstTexture, _textureCount, &_samplers[_firstTexture]);
+					
+					_vs_FirstTexture = _firstTexture;
+					_vs_BoundTextures = _textureCount;
 				default:
 					Runtime.FatalError(scope $"Shader stage \"{typeof(TShader)}\" not implemented.");
 				}
@@ -243,6 +254,14 @@ namespace GlitchyEngine.Renderer
 			}
 		}
 
+		public override void UnbindTextures()
+		{
+			void** voidArray = scope void*[D3D11_COMMONSHADER_INPUT_RESOURCE_SLOT_COUNT]*;
+
+			NativeContext.PixelShader.SetShaderResources(0, D3D11_COMMONSHADER_INPUT_RESOURCE_SLOT_COUNT, (.)voidArray);
+			NativeContext.VertexShader.SetShaderResources(0, D3D11_COMMONSHADER_INPUT_RESOURCE_SLOT_COUNT, (.)voidArray);
+		}
+
 		public override void SetVertexShader(VertexShader vertexShader)
 		{
 			BindShaderToStage(vertexShader);

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

@@ -142,6 +142,11 @@ namespace GlitchyEngine.Renderer
 
 			_context.SetViewport(viewport);
 		}
+
+		public override void UnbindTextures()
+		{
+			_context.UnbindTextures();
+		}
 	}
 }
 

GlitchyEngine/src/Renderer/GraphicsContext.bf

@@ -117,5 +117,7 @@ namespace GlitchyEngine.Renderer
 		public extern void SetVertexShader(VertexShader vertexShader);
 
 		public extern void SetPixelShader(PixelShader pixelShader);
+
+		public extern void UnbindTextures();
 	}
 }

GlitchyEngine/src/Renderer/RenderCommand.bf

@@ -109,5 +109,10 @@ namespace GlitchyEngine.Renderer
 		{
 			SetViewport(.(left, top, width, height, minDepth, maxDepth));
 		}
+
+		public static void UnbindTextures()
+		{
+			_rendererAPI.UnbindTextures();
+		}
 	}
 }

GlitchyEngine/src/Renderer/Renderer.bf

@@ -48,10 +48,10 @@ namespace GlitchyEngine.Renderer
 					RenderTarget2DDescription albedoDesc = .(.R8G8B8A8_UNorm, width, height, 1, 1, .D24_UNorm_S8_UInt);
 					Albedo = new RenderTarget2D(albedoDesc);
 
-					RenderTarget2DDescription normalDesc = .(.R8G8B8A8_SNorm, width, height);
+					RenderTarget2DDescription normalDesc = .(.R16G16B16A16_SNorm, width, height);
 					Normal = new RenderTarget2D(normalDesc);
 					
-					RenderTarget2DDescription tangentDesc = .(.R8G8B8A8_SNorm, width, height);
+					RenderTarget2DDescription tangentDesc = .(.R16G16B16A16_SNorm, width, height);
 					Tangent = new RenderTarget2D(tangentDesc);
 
 					RenderTarget2DDescription positionDesc = .(.R32G32B32A32_Float, width, height);
@@ -289,6 +289,7 @@ namespace GlitchyEngine.Renderer
 			// {
 			_gBuffer.EnsureSize(_sceneConstants.CameraTarget.Width, _sceneConstants.CameraTarget.Height);
 			_gBuffer.Clear();
+			RenderCommand.UnbindRenderTargets();
 			_gBuffer.Bind();
 
 			RenderCommand.SetViewport(0, 0, _sceneConstants.CameraTarget.Width, _sceneConstants.CameraTarget.Height);
@@ -334,6 +335,8 @@ namespace GlitchyEngine.Renderer
 			s_quadGeometry.Bind();
 			RenderCommand.DrawIndexed(s_quadGeometry);
 
+			RenderCommand.UnbindTextures();
+
 			// TODO: Draw lights to camera target
 			// }
 

GlitchyEngine/src/Renderer/RendererAPI.bf

@@ -55,5 +55,7 @@ namespace GlitchyEngine.Renderer
 		public extern void DrawIndexedInstanced(GeometryBinding geometry);
 
 		public extern void SetViewport(Viewport viewport);
+
+		public extern void UnbindTextures();
 	}
 }