added this patch (GPUOpen-Effects#27)

dlss depth is between 0 and 1 so it wont be a problme

Author: cdozdil

src/ffx-fsr2-api/shaders/ffx_fsr2_callbacks_glsl.h

@@ -591,6 +591,9 @@ void SetReconstructedDepth(FfxInt32x2 iPxSample, FfxUInt32 uValue)
 void StoreDilatedDepth(FFX_PARAMETER_IN FfxInt32x2 iPxPos, FFX_PARAMETER_IN FfxFloat32 fDepth)
 {
 #if defined(FSR2_BIND_UAV_DILATED_DEPTH)
+#if !FFX_FSR2_OPTION_INVERTED_DEPTH
+	fDepth = 1.0 - fDepth; // Preserve precision as well as we can in FP16.
+#endif
 	//FfxUInt32 uDepth = f32tof16(fDepth);
 	imageStore(rw_dilatedDepth, iPxPos, vec4(fDepth, 0.0f, 0.0f, 0.0f));
 #endif
@@ -625,7 +628,13 @@ FfxFloat32x2 SampleDilatedMotionVector(FfxFloat32x2 fUV)
 FfxFloat32 LoadDilatedDepth(FfxInt32x2 iPxInput)
 {
 #if defined(FSR2_BIND_SRV_DILATED_DEPTH)
-	return texelFetch(r_dilatedDepth, iPxInput, 0).r;
+	FfxFloat32 fDepth = texelFetch(r_dilatedDepth, iPxInput, 0).r;
+
+#if !FFX_FSR2_OPTION_INVERTED_DEPTH
+	fDepth = 1.0 - fDepth; // Reconstruct from FP16.
+#endif
+
+	return fDepth;
 #else
     return 0.f;
 #endif

src/ffx-fsr2-api/shaders/ffx_fsr2_callbacks_hlsl.h

@@ -745,6 +745,11 @@ void SetReconstructedDepth(FfxUInt32x2 iPxSample, const FfxUInt32 uValue)
 void StoreDilatedDepth(FFX_PARAMETER_IN FfxUInt32x2 iPxPos, FFX_PARAMETER_IN FfxFloat32 fDepth)
 {
 #if defined(FSR2_BIND_UAV_DILATED_DEPTH) || defined(FFX_INTERNAL)
+
+#if !FFX_FSR2_OPTION_INVERTED_DEPTH
+    fDepth = 1.0 - fDepth; // Preserve precision as well as we can in FP16.
+#endif
+
     rw_dilatedDepth[iPxPos] = fDepth;
 #endif
 }
@@ -778,7 +783,13 @@ FfxFloat32x2 SampleDilatedMotionVector(FfxFloat32x2 fUV)
 FfxFloat32 LoadDilatedDepth(FfxUInt32x2 iPxInput)
 {
 #if defined(FSR2_BIND_SRV_DILATED_DEPTH) || defined(FFX_INTERNAL)
-    return r_dilatedDepth[iPxInput];
+    FfxFloat32 fDepth = r_dilatedDepth[iPxInput];
+
+#if !FFX_FSR2_OPTION_INVERTED_DEPTH
+    fDepth = 1.0 - fDepth; // Reconstruct from FP16.
+#endif
+
+    return fDepth;
 #else
     return 0.f;
 #endif