From 1fbd45672fcb1e5bfc194712fc7d0d4847a651cd Mon Sep 17 00:00:00 2001
From: Xiaohong Bao <bao@lindenlab.com>
Date: Wed, 19 Dec 2012 23:21:31 -0700
Subject: fix for SH-3640: Can not edit objects

---
 indra/newview/llscenemonitor.cpp  | 6 ++++++
 indra/newview/llscenemonitor.h    | 1 +
 indra/newview/llviewerdisplay.cpp | 2 ++
 3 files changed, 9 insertions(+)

diff --git a/indra/newview/llscenemonitor.cpp b/indra/newview/llscenemonitor.cpp
index 43f9e9208b..4872200f24 100644
--- a/indra/newview/llscenemonitor.cpp
+++ b/indra/newview/llscenemonitor.cpp
@@ -211,6 +211,7 @@ void LLSceneMonitor::unfreezeScene()
 void LLSceneMonitor::capture()
 {
 	static U32 last_capture_time = 0;
+
 	if(last_capture_time == gFrameCount)
 	{
 		return;
@@ -239,6 +240,11 @@ void LLSceneMonitor::capture()
 	mNeedsUpdateDiff = TRUE;
 }
 
+bool LLSceneMonitor::needsUpdate() const
+{
+	return mNeedsUpdateDiff;
+}
+
 void LLSceneMonitor::compare()
 {
 	if(!mNeedsUpdateDiff)
diff --git a/indra/newview/llscenemonitor.h b/indra/newview/llscenemonitor.h
index ce25467a21..02e3d57d46 100644
--- a/indra/newview/llscenemonitor.h
+++ b/indra/newview/llscenemonitor.h
@@ -59,6 +59,7 @@ public:
 	F32  getSamplingTime() const { return mSamplingTime;}
 	F32  getDiffPixelRatio() const { return mDiffPixelRatio;}
 	bool isEnabled()const {return mEnabled;}
+	bool needsUpdate() const;
 	
 private:
 	void freezeScene();
diff --git a/indra/newview/llviewerdisplay.cpp b/indra/newview/llviewerdisplay.cpp
index 270ab26149..31b2220fc8 100644
--- a/indra/newview/llviewerdisplay.cpp
+++ b/indra/newview/llviewerdisplay.cpp
@@ -1228,10 +1228,12 @@ void render_ui(F32 zoom_factor, int subfield)
 		glh_set_current_modelview(glh_copy_matrix(gGLLastModelView));
 	}
 	
+	if(LLSceneMonitor::getInstance()->needsUpdate())
 	{
 		gGL.pushMatrix();
 		gViewerWindow->setup2DRender();
 		LLSceneMonitor::getInstance()->compare();
+		gViewerWindow->setup3DRender();
 		gGL.popMatrix();
 	}
 
-- 
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