From 95672cabb98fb311010cf3ff5571b3422b4dec71 Mon Sep 17 00:00:00 2001
From: Dave Parks <davep@lindenlab.com>
Date: Tue, 23 Apr 2013 12:50:47 -0500
Subject: [PATCH] NORSPEC-142 Fix for unusable performance on GTX 285
---
indra/newview/pipeline.cpp | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index a2f57c5720..9b7608e197 100644
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -917,6 +917,11 @@ bool LLPipeline::allocateScreenBuffer(U32 resX, U32 resY, U32 samples)
{
screenFormat = GL_RGBA12;
}
+
+ if (gGLManager.mGLVersion < 4.f && gGLManager.mIsNVIDIA)
+ {
+ screenFormat = GL_RGBA16F_ARB;
+ }
if (!mScreen.allocate(resX, resY, screenFormat, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE, samples)) return false;
if (samples > 0)
--
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