Composit Target and gamma correct rendering

GlitchyEditor/content/Shaders/GammaCorrect.hlsl

@@ -0,0 +1,33 @@
+Texture2D Texture : register(t0);
+SamplerState TextureSampler : register(s0);
+
+struct VS_IN
+{
+	float2 Position : POSITION;
+	float2 TexCoord : TEXCOORD0;
+};
+
+struct PS_IN
+{
+	float4 Position : SV_POSITION;
+	float2 TexCoord : TEXCOORD;
+};
+
+PS_IN VS(VS_IN input)
+{
+	PS_IN output;
+
+	output.Position = float4(input.Position, 0, 1);
+	output.TexCoord = input.TexCoord;
+
+	return output;
+}
+
+float4 PS(PS_IN input) : SV_TARGET
+{
+	float4 color = Texture.Sample(TextureSampler, input.TexCoord);
+
+	return float4(pow(color.rgb, 1.0f / 2.2f), color.a);
+}
+
+#effect[VS = VS, PS = PS]

GlitchyEditor/content/Shaders/SimpleTonemapping.hlsl

@@ -28,9 +28,7 @@ float4 PS(PS_IN input) : SV_TARGET
 	float4 rawColor = CameraTarget.Sample(CameraTargetSampler, input.TexCoord);
 
 	float3 color = rawColor.rgb / (rawColor.rgb + 1.0f);
-
-	color = pow(color, 1.0f / 2.2f);
-
+	
 	return float4(color, 1);
 }
 

GlitchyEditor/content/Shaders/spritebatch.hlsl

@@ -38,6 +38,9 @@ PS_Input VS(VS_Input input)
     output.Texcoord = input.UVTransform.xy + input.UVTransform.zw * input.Texcoord;
     output.Color = input.Color;
 
+    // Premultiply Alpha
+    output.Color.rgb *= output.Color.a;
+
 #ifdef EDITOR
     output.EntityId = input.EntityId;
 #endif