From 9d038c5caff7a173b208304d8eebb9ba6e2c0f17 Mon Sep 17 00:00:00 2001
From: Wentao Liu <wentao.liu.zero@outlook.com>
Date: Wed, 11 Oct 2023 11:24:16 +0800
Subject: [PATCH] replace SampledSpectrum(X) with X in AOIntegrator::Li() to
 simplify computation

---
 src/pbrt/cpu/integrators.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/pbrt/cpu/integrators.cpp b/src/pbrt/cpu/integrators.cpp
index a2f15f96b..dd74d06cd 100644
--- a/src/pbrt/cpu/integrators.cpp
+++ b/src/pbrt/cpu/integrators.cpp
@@ -1454,7 +1454,7 @@ SampledSpectrum AOIntegrator::Li(RayDifferential ray, SampledWavelengths &lambda
         Ray r = isect.SpawnRay(wi);
         if (!IntersectP(r, maxDist)) {
             return illumScale * illuminant.Sample(lambda) *
-                   SampledSpectrum(Dot(wi, n) / (Pi * pdf));
+                   Dot(wi, n) / (Pi * pdf);
         }
     }
     return SampledSpectrum(0.);