Added a small todo.

jbikker · Nov 6, 2024 · ed9c6e7 · ed9c6e7
1 parent 37c4587
commit ed9c6e7
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/tiny_bvh.h b/tiny_bvh.h
@@ -911,6 +911,9 @@ void BVH::Intersect256Rays( Ray* packet ) const
 #ifdef BVH_USEAVX
 
 // Intersect a BVH with a ray packet, basic SSE-optimized version.
+// Note: This yields +10% on 10th gen Intel CPUs, but a small loss on
+// more recent hardware. This function needs a full conversion to work
+// with groups of 8 rays at a time - TODO.
 void BVH::Intersect256RaysSSE( Ray* packet ) const
 {
 	// Corner rays are: 0, 51, 204 and 255