From 1f79379bf215c5368337c64b4f72c7c9ef3e09c2 Mon Sep 17 00:00:00 2001
From: RunitaiLinden <davep@lindenlab.com>
Date: Wed, 5 Apr 2023 11:55:51 -0500
Subject: SL-19538 Followup -- tune exposure parameters and clamp local light
 ambiance.  Make render targets 16F and scrube NaNs (thanks Rye).  Update
 midday. (#154)

---
 indra/newview/llreflectionmapmanager.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'indra/newview/llreflectionmapmanager.cpp')

diff --git a/indra/newview/llreflectionmapmanager.cpp b/indra/newview/llreflectionmapmanager.cpp
index bccd76415f..8252b4be36 100644
--- a/indra/newview/llreflectionmapmanager.cpp
+++ b/indra/newview/llreflectionmapmanager.cpp
@@ -464,6 +464,13 @@ void LLReflectionMapManager::updateProbeFace(LLReflectionMap* probe, U32 face)
     // hacky hot-swap of camera specific render targets
     gPipeline.mRT = &gPipeline.mAuxillaryRT;
 
+    mLightScale = 1.f;
+    static LLCachedControl<F32> max_local_light_ambiance(gSavedSettings, "RenderReflectionProbeMaxLocalLightAmbiance", 8.f);
+    if (!isRadiancePass() && probe->getAmbiance() > max_local_light_ambiance)
+    {
+        mLightScale = max_local_light_ambiance / probe->getAmbiance();
+    }
+
     if (probe == mDefaultProbe)
     {
         touch_default_probe(probe);
-- 
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