Merge branch 'sultimt/sanitize-vertex-normals' into 'main'

[REMIX-2481] Sanitize unreliable app-side interpolated normals See merge request lightspeedrtx/dxvk-remix-nv!717
NVIDIAGameWorks · Mar 1, 2024 · 45f387e · 45f387e
2 parents 10739f0 + 0d2a38e
commit 45f387e
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/dxvk/shaders/rtx/concept/surface/surface_interaction.slangh b/src/dxvk/shaders/rtx/concept/surface/surface_interaction.slangh
@@ -330,8 +330,8 @@ SurfaceInteraction surfaceInteractionCreate(
     // Really the only reason to flip this normal is for double-sided geometry.  Do not flip based on view vector!
     const bool interpolatedNormalSameDirection = dot(interpolatedNormal, flippedTriangleNormal) >= float16_t(0.0);
     const f16vec3 flippedInterpolatedNormal = interpolatedNormalSameDirection ? interpolatedNormal : -interpolatedNormal;
-  
-    surfaceInteraction.interpolatedNormal = flippedInterpolatedNormal;
+
+    surfaceInteraction.interpolatedNormal = getBentNormal(surfaceInteraction.triangleNormal, flippedInterpolatedNormal, ray.direction);
   }
 
   // Compute motion