SL-19538 Followup -- tune exposure parameters and clamp local light ambiance. Make render targets 16F and scrube NaNs (thanks Rye). Update midday. (#154)

1 files changed, 7 insertions, 0 deletions

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);