3 files changed, 42 insertions, 22 deletions

diff --git a/indra/newview/llviewerregion.cpp b/indra/newview/llviewerregion.cpp
index 24c56df8db..ba0402344e 100755
--- a/indra/newview/llviewerregion.cpp
+++ b/indra/newview/llviewerregion.cpp
@@ -72,6 +72,8 @@
 #include "llsdserialize.h"
 #include "llvieweroctree.h"
 #include "llviewerdisplay.h"
+#include "llviewerwindow.h"
+#include "llprogressview.h"
 
 #ifdef LL_WINDOWS
 	#pragma warning(disable:4355)
@@ -90,7 +92,7 @@ const U32 DEFAULT_MAX_REGION_WIDE_PRIM_COUNT = 15000;
 
 BOOL LLViewerRegion::sVOCacheCullingEnabled = FALSE;
 S32  LLViewerRegion::sLastCameraUpdated = 0;
-S32  LLViewerRegion::sNewObjectCreationThrottle = 0;
+S32  LLViewerRegion::sNewObjectCreationThrottle = -1;
 
 typedef std::map<std::string, std::string> CapabilityMap;
 
@@ -1205,7 +1207,12 @@ BOOL LLViewerRegion::idleUpdate(F32 max_update_time)
 
 	max_update_time -= update_timer.getElapsedTimeF32();	
 
-	if(max_update_time < 0.f)
+	if(gViewerWindow->getProgressView()->getVisible())
+	{
+		//in case rendering pipeline is not started yet.
+		mImpl->mVOCachePartition->cull(*(LLViewerCamera::getInstance()), false);
+	}
+	else if(max_update_time < 0.f)
 	{
 		return did_update;
 	}
@@ -1226,23 +1233,28 @@ BOOL LLViewerRegion::idleUpdate(F32 max_update_time)
 void LLViewerRegion::calcNewObjectCreationThrottle()
 {
 	static LLCachedControl<S32> new_object_creation_throttle(gSavedSettings,"NewObjectCreationThrottle");
+	static LLFrameTimer timer;
+
+	//
+	//sNewObjectCreationThrottle =
+	//-2: throttle is disabled because either the screen is showing progress view, or immediate after the screen is not black
+	//-1: throttle is disabled by the debug setting
+	//0:  no new object creation is allowed
+	//>0: valid throttling number
+	//
 
-	sNewObjectCreationThrottle = new_object_creation_throttle;
-	if(LLStartUp::getStartupState() < STATE_STARTED || gTeleportDisplay)
+	if(gViewerWindow->getProgressView()->getVisible())
 	{
-		sNewObjectCreationThrottle = -1; //cancel the throttling		
+		sNewObjectCreationThrottle = -2; //cancel the throttling
+		timer.reset();
 	}	
 	else if(sNewObjectCreationThrottle < 0) //just recoved from the login/teleport screen
 	{
-		if(new_object_creation_throttle > 0)
+		if(new_object_creation_throttle > 0 && timer.getElapsedTimeF32() > 2.0f) //wait for two seconds to reset the throttle
 		{
-			sNewObjectCreationThrottle = 4096; //a big number
+			sNewObjectCreationThrottle = new_object_creation_throttle; //reset
 		}
 	}
-	else
-	{
-		sNewObjectCreationThrottle = llmax((S32)new_object_creation_throttle, (S32)(sNewObjectCreationThrottle >> 1));
-	}
 }
 
 BOOL LLViewerRegion::isViewerCameraStatic()
@@ -1295,7 +1307,7 @@ F32 LLViewerRegion::killInvisibleObjects(F32 max_time)
 		mLastVisitedEntry = *iter;
 	}
 
-	mInvisibilityCheckHistory <<= 2;
+	mInvisibilityCheckHistory <<= 1;
 	if(!delete_list.empty())
 	{
 		mInvisibilityCheckHistory |= 1;
diff --git a/indra/newview/llviewertexturelist.cpp b/indra/newview/llviewertexturelist.cpp
index f4dc04bd51..046dfd6eaf 100755
--- a/indra/newview/llviewertexturelist.cpp
+++ b/indra/newview/llviewertexturelist.cpp
@@ -59,7 +59,8 @@
 #include "llxuiparser.h"
 #include "lltracerecording.h"
 #include "llviewerdisplay.h"
-#include "llstartup.h"
+#include "llviewerwindow.h"
+#include "llprogressview.h"
 ////////////////////////////////////////////////////////////////////////////
 
 void (*LLViewerTextureList::sUUIDCallback)(void **, const LLUUID&) = NULL;
@@ -756,12 +757,9 @@ void LLViewerTextureList::updateImagesDecodePriorities()
 		F32 lazy_flush_timeout = 30.f; // stop decoding
 		F32 max_inactive_time  = 20.f; // actually delete
 		S32 min_refs = 3; // 1 for mImageList, 1 for mUUIDMap, 1 for local reference
-		if(LLStartUp::getStartupState() < STATE_STARTED)
-		{
-			//do not remove pre-fetched images if viewer does not finish logging in.
-			lazy_flush_timeout = 30000.f;
-			max_inactive_time = 20000.f;
-		}
+
+		//reset imagep->getLastReferencedTimer() when screen is showing the progress view to avoid removing pre-fetched textures too soon.
+		bool reset_timer = gViewerWindow->getProgressView()->getVisible();
         
         static const S32 MAX_PRIO_UPDATES = gSavedSettings.getS32("TextureFetchUpdatePriorities");         // default: 32
 		const size_t max_update_count = llmin((S32) (MAX_PRIO_UPDATES*MAX_PRIO_UPDATES*gFrameIntervalSeconds.value()) + 1, MAX_PRIO_UPDATES);
@@ -789,7 +787,11 @@ void LLViewerTextureList::updateImagesDecodePriorities()
 			S32 num_refs = imagep->getNumRefs();
 			if (num_refs == min_refs)
 			{
-				if (imagep->getLastReferencedTimer()->getElapsedTimeF32() > lazy_flush_timeout)
+				if(reset_timer)
+				{
+					imagep->getLastReferencedTimer()->reset();
+				}
+				else if (imagep->getLastReferencedTimer()->getElapsedTimeF32() > lazy_flush_timeout)
 				{
 					// Remove the unused image from the image list
 					deleteImage(imagep);
@@ -818,7 +820,11 @@ void LLViewerTextureList::updateImagesDecodePriorities()
 				}
 				else if(imagep->isInactive())
 				{
-					if (imagep->getLastReferencedTimer()->getElapsedTimeF32() > max_inactive_time)
+					if(reset_timer)
+					{
+						imagep->getLastReferencedTimer()->reset();
+					}
+					else if (imagep->getLastReferencedTimer()->getElapsedTimeF32() > max_inactive_time)
 					{
 						imagep->setDeletionCandidate() ;
 					}
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index 6754918149..8d70629206 100755
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -112,6 +112,7 @@
 #include "llfloaterpathfindingcharacters.h"
 #include "llpathfindingpathtool.h"
 #include "llscenemonitor.h"
+#include "llprogressview.h"
 
 #ifdef _DEBUG
 // Debug indices is disabled for now for debug performance - djs 4/24/02
@@ -2535,7 +2536,8 @@ void LLPipeline::updateCull(LLCamera& camera, LLCullResult& result, S32 water_cl
 		LLVOCachePartition* vo_part = region->getVOCachePartition();
 		if(vo_part)
 		{
-			vo_part->cull(camera, can_use_occlusion && use_occlusion && !gUseWireframe);
+			bool do_occlusion_cull = can_use_occlusion && use_occlusion && !gUseWireframe && !gViewerWindow->getProgressView()->getVisible();
+			vo_part->cull(camera, do_occlusion_cull);
 		}
 	}