From 48eea4de0a9304cd25af46defb52cb0adeeb87c4 Mon Sep 17 00:00:00 2001
From: Dave Parks <davep@lindenlab.com>
Date: Sat, 17 Sep 2022 15:37:21 -0500
Subject: [PATCH] Adjust radiance maps to better match Substance

---
 .../app_settings/shaders/class1/deferred/deferredUtil.glsl     | 3 ++-
 .../app_settings/shaders/class1/interface/radianceGenF.glsl    | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl
index d730d920549..d1c476792ab 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl
@@ -595,7 +595,8 @@ vec3 pbrIbl(vec3 diffuseColor,
 	vec3 diffuse = diffuseLight * diffuseColor;
 	vec3 specular = specularLight * (specularColor * brdf.x + brdf.y);
 
-	
+	specular *= 1.75;
+
 	return (diffuse + specular) * ao;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/interface/radianceGenF.glsl b/indra/newview/app_settings/shaders/class1/interface/radianceGenF.glsl
index 94fedce243a..05c86de6d49 100644
--- a/indra/newview/app_settings/shaders/class1/interface/radianceGenF.glsl
+++ b/indra/newview/app_settings/shaders/class1/interface/radianceGenF.glsl
@@ -151,7 +151,7 @@ vec3 prefilterEnvMap(vec3 R, float roughness)
 			float omegaP = 4.0 * PI / (6.0 * envMapDim * envMapDim);
 			// Biased (+1.0) mip level for better result
 			//float mipLevel = roughness == 0.0 ? 0.0 : max(0.5 * log2(omegaS / omegaP) + 1.0, 0.0f);
-			color += textureLod(reflectionProbes, vec4(L,sourceIdx), mipLevel).rgb * dotNL;
+			color += textureLod(reflectionProbes, vec4(L,sourceIdx), mipLevel+0.75).rgb * dotNL;
 			totalWeight += dotNL;
 
 		}
-- 
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