From aacdbaec952ab7ec22fc960ab29cf6dd027bc8d3 Mon Sep 17 00:00:00 2001
From: Hleb Valoshka <375gnu@gmail.com>
Date: Thu, 14 Oct 2021 13:57:16 +0300
Subject: [PATCH] Fix incorrectly updated condition

---
 src/celengine/shadermanager.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/celengine/shadermanager.cpp b/src/celengine/shadermanager.cpp
index 390b9daaa..2f866f71c 100644
--- a/src/celengine/shadermanager.cpp
+++ b/src/celengine/shadermanager.cpp
@@ -1234,7 +1234,7 @@ AddDirectionalLightContrib(unsigned int i, const ShaderProperties& props)
             source += "diff.rgb += " + LightProperty(i, "diffuse") + " * d;\n";
         }
     }
-    else if ((props.lightModel == ShaderProperties::LunarLambertModel) != 0)
+    else if ((props.lightModel & ShaderProperties::LunarLambertModel) != 0)
     {
         source += AssignDiffuse(i, props) + " mix(NL, NL / (max(NV, 0.001) + NL), lunarLambert);\n";
     }