chore(upscaling): simplify interop and upscale methods

.gitmodules

@@ -4,3 +4,6 @@
 [submodule "extern/Streamline-DX12"]
 	path = extern/Streamline-DX12
 	url = https://github.com/NVIDIAGameWorks/Streamline.git
+[submodule "extern/FidelityFX-SDK"]
+	path = extern/FidelityFX-SDK
+	url = https://github.com/MapleHinata/FidelityFX-SDK

CMakeLists.txt

@@ -49,6 +49,7 @@ include(XeSS-SDK)
 
 find_path(DETOURS_INCLUDE_DIRS "detours/detours.h")
 find_library(DETOURS_LIBRARY detours REQUIRED)
+include(FidelityFX-SDK)
 
 target_compile_definitions(
 	${PROJECT_NAME}

cmake/FidelityFX-SDK.cmake

@@ -0,0 +1,15 @@
+set(FFX_API_VK OFF)
+set(FFX_API_DX12 OFF)
+set(FFX_ALL OFF)
+set(FFX_FSR3 ON)
+set(FFX_FSR ON)
+set(FFX_AUTO_COMPILE_SHADERS 1)
+
+add_subdirectory(${CMAKE_SOURCE_DIR}/extern/FidelityFX-SDK/sdk)
+
+target_link_libraries(
+  ${PROJECT_NAME}
+  PRIVATE
+  ffx_backend_dx11_x64
+  ffx_fsr3_x64
+)

features/Upscaling/Shaders/Upscaling/EncodeTexturesCS.hlsl

@@ -12,11 +12,7 @@ Texture2D<float2> MotionVectorMask : register(t2);
 Texture2D<float> DepthMask : register(t3);
 
 RWTexture2D<float> ReactiveMask : register(u0);
-
-#if defined(DLSS) || defined(FSR)
 RWTexture2D<float> TransparencyCompositionMask : register(u1);
-#endif
-
 RWTexture2D<float2> MotionVectorOutput : register(u2);
 
 [numthreads(8, 8, 1)] void main(uint3 dispatchID : SV_DispatchThreadID) {
@@ -27,14 +23,13 @@ RWTexture2D<float2> MotionVectorOutput : register(u2);
 	float2 taaMask = TAAMask[dispatchID.xy];
 	float transparencyCompositionMask = NormalsWaterMask[dispatchID.xy].z;
 
+#if defined(DLSS)
 	float depth = DepthMask[dispatchID.xy];
 
-#if defined(DLSS) || defined(XESS)
 	// Find longest motion vector in 5x5 neighborhood
 	float2 motionVector = MotionVectorMask[dispatchID.xy];
 	float2 longestMotionVector = motionVector;
 	float maxMotionLengthSq = dot(motionVector, motionVector);
-#endif
 
 	[unroll]
 	for (int y = -2; y <= 2; y++) {
@@ -50,10 +45,6 @@ RWTexture2D<float2> MotionVectorOutput : register(u2);
 
 			// Take neighbor if it's longer AND closer
 			if (neighborDepth < depth){
-				taaMask.x = min(taaMask.x, TAAMask[samplePos].x);
-
-#if defined(DLSS) || defined(XESS)
-
 				float2 neighborMotionVector = MotionVectorMask[samplePos];
 
 				// Square motion vector for length
@@ -63,21 +54,15 @@ RWTexture2D<float2> MotionVectorOutput : register(u2);
 					maxMotionLengthSq = motionLengthSq;
 					longestMotionVector = neighborMotionVector;
 				}
-#endif
 			}
 		}
 	}
 
-#if defined(DLSS) || defined(XESS)
 	MotionVectorOutput[dispatchID.xy] = longestMotionVector;
 #endif
 
-#if defined(DLSS) || defined(FSR)
 	float reactiveMask = taaMask.x * 0.1 + taaMask.y;
 	ReactiveMask[dispatchID.xy] = reactiveMask;
+
 	TransparencyCompositionMask[dispatchID.xy] = transparencyCompositionMask;
-#else
-	float reactiveMask = taaMask.x * 0.01 + taaMask.y;
-	ReactiveMask[dispatchID.xy] = reactiveMask + transparencyCompositionMask * 0.1;
-#endif
 }