From a1f4d0fab88320a3f0ddd7dfde7cdf9f1725f19d Mon Sep 17 00:00:00 2001
From: Matt Pharr <matt@pharr.org>
Date: Sat, 26 Oct 2024 12:36:57 -0700
Subject: [PATCH] Fix OptiX denoiser initialization for OptiX 8.0.0

Fixes #422.
---
 src/pbrt/gpu/optix/denoiser.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/pbrt/gpu/optix/denoiser.cpp b/src/pbrt/gpu/optix/denoiser.cpp
index 11a221b58..807df9467 100644
--- a/src/pbrt/gpu/optix/denoiser.cpp
+++ b/src/pbrt/gpu/optix/denoiser.cpp
@@ -42,7 +42,9 @@ Denoiser::Denoiser(Vector2i resolution, bool haveAlbedoAndNormal)
     OptixDenoiserOptions options = {};
 #if (OPTIX_VERSION >= 80000)
     options.denoiseAlpha = OPTIX_DENOISER_ALPHA_MODE_COPY;
-#elif (OPTIX_VERSION >= 70300)
+#endif
+
+#if (OPTIX_VERSION >= 70300)
     if (haveAlbedoAndNormal)
         options.guideAlbedo = options.guideNormal = 1;