Merge 3.5.1 into Materials

1 files changed, 126 insertions, 49 deletions

diff --git a/indra/newview/lltexturefetch.cpp b/indra/newview/lltexturefetch.cpp
index 7de66b139f..6173e76a35 100755
--- a/indra/newview/lltexturefetch.cpp
+++ b/indra/newview/lltexturefetch.cpp
@@ -389,7 +389,8 @@ public:
 	virtual void onCompleted(LLCore::HttpHandle handle, LLCore::HttpResponse * response);
 	
 protected:
-	LLTextureFetchWorker(LLTextureFetch* fetcher, const std::string& url, const LLUUID& id, const LLHost& host,
+	LLTextureFetchWorker(LLTextureFetch* fetcher, FTType f_type,
+						 const std::string& url, const LLUUID& id, const LLHost& host,
 						 F32 priority, S32 discard, S32 size);
 
 private:
@@ -501,11 +502,13 @@ private:
 	};
 	static const char* sStateDescs[];
 	e_state mState;
+	void setState(e_state new_state);
 	e_write_to_cache_state mWriteToCacheState;
 	LLTextureFetch* mFetcher;
 	LLPointer<LLImageFormatted> mFormattedImage;
 	LLPointer<LLImageRaw> mRawImage;
 	LLPointer<LLImageRaw> mAuxImage;
+	FTType mFTType;
 	LLUUID mID;
 	LLHost mHost;
 	std::string mUrl;
@@ -827,6 +830,7 @@ volatile bool LLTextureFetch::svMetricsDataBreak(true);	// Start with a data bre
 // called from MAIN THREAD
 
 LLTextureFetchWorker::LLTextureFetchWorker(LLTextureFetch* fetcher,
+										   FTType f_type, // Fetched image type
 										   const std::string& url, // Optional URL
 										   const LLUUID& id,	// Image UUID
 										   const LLHost& host,	// Simulator host
@@ -838,6 +842,7 @@ LLTextureFetchWorker::LLTextureFetchWorker(LLTextureFetch* fetcher,
 	  mState(INIT),
 	  mWriteToCacheState(NOT_WRITE),
 	  mFetcher(fetcher),
+	  mFTType(f_type),
 	  mID(id),
 	  mHost(host),
 	  mUrl(url),
@@ -1024,7 +1029,7 @@ void LLTextureFetchWorker::setDesiredDiscard(S32 discard, S32 size)
 	mDesiredSize = llmax(mDesiredSize, TEXTURE_CACHE_ENTRY_SIZE);
 	if ((prioritize && mState == INIT) || mState == DONE)
 	{
-		mState = INIT;
+		setState(INIT);
 		U32 work_priority = mWorkPriority | LLWorkerThread::PRIORITY_HIGH;
 		setPriority(work_priority);
 	}
@@ -1088,12 +1093,14 @@ bool LLTextureFetchWorker::doWork(S32 param)
 	{
 		if (mState == INIT || mState == LOAD_FROM_NETWORK || mState == LOAD_FROM_SIMULATOR)
 		{
+			LL_DEBUGS("Texture") << mID << " abort: mImagePriority < F_ALMOST_ZERO" << llendl;
 			return true; // abort
 		}
 	}
 	if(mState > CACHE_POST && !mCanUseNET && !mCanUseHTTP)
 	{
 		//nowhere to get data, abort.
+		LL_WARNS("Texture") << mID << " abort, nowhere to get data" << llendl;
 		return true ;
 	}
 
@@ -1136,7 +1143,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 		clearPackets(); // TODO: Shouldn't be necessary
 		mCacheReadHandle = LLTextureCache::nullHandle();
 		mCacheWriteHandle = LLTextureCache::nullHandle();
-		mState = LOAD_FROM_TEXTURE_CACHE;
+		setState(LOAD_FROM_TEXTURE_CACHE);
 		mInCache = FALSE;
 		mDesiredSize = llmax(mDesiredSize, TEXTURE_CACHE_ENTRY_SIZE); // min desired size is TEXTURE_CACHE_ENTRY_SIZE
 		LL_DEBUGS("Texture") << mID << ": Priority: " << llformat("%8.0f",mImagePriority)
@@ -1153,7 +1160,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 			S32 size = mDesiredSize - offset;
 			if (size <= 0)
 			{
-				mState = CACHE_POST;
+				setState(CACHE_POST);
 				return false;
 			}
 			mFileSize = 0;
@@ -1171,6 +1178,8 @@ bool LLTextureFetchWorker::doWork(S32 param)
 																		  offset, size, responder);
 				mCacheReadTimer.reset();
 			}
+/* SH-3980 - disabling caching of server bakes until we can fix the blurring problems */
+/*			else if ((mUrl.empty()||mFTType==FTT_SERVER_BAKE) && mFetcher->canLoadFromCache()) */
 			else if (mUrl.empty() && mFetcher->canLoadFromCache())
 			{
 				setPriority(LLWorkerThread::PRIORITY_LOW | mWorkPriority); // Set priority first since Responder may change it
@@ -1183,18 +1192,13 @@ bool LLTextureFetchWorker::doWork(S32 param)
 			}
 			else if(!mUrl.empty() && mCanUseHTTP)
 			{
-				if (!(mUrl.compare(0, 7, "http://") == 0))
-				{
-					// *TODO:?remove this warning
-					llwarns << "Unknown URL Type: " << mUrl << llendl;
-				}
 				setPriority(LLWorkerThread::PRIORITY_HIGH | mWorkPriority);
-				mState = WAIT_HTTP_RESOURCE;
+				setState(WAIT_HTTP_RESOURCE);
 			}
 			else
 			{
 				setPriority(LLWorkerThread::PRIORITY_HIGH | mWorkPriority);
-				mState = LOAD_FROM_NETWORK;
+				setState(LOAD_FROM_NETWORK);
 			}
 		}
 
@@ -1204,7 +1208,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 			if (mFetcher->mTextureCache->readComplete(mCacheReadHandle, false))
 			{
 				mCacheReadHandle = LLTextureCache::nullHandle();
-				mState = CACHE_POST;
+				setState(CACHE_POST);
 				// fall through
 			}
 			else
@@ -1212,6 +1216,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 				//
 				//This should never happen
 				//
+				LL_DEBUGS("Texture") << mID << " this should never happen" << llendl;
 				return false;
 			}
 		}
@@ -1230,7 +1235,12 @@ bool LLTextureFetchWorker::doWork(S32 param)
 			// we have enough data, decode it
 			llassert_always(mFormattedImage->getDataSize() > 0);
 			mLoadedDiscard = mDesiredDiscard;
-			mState = DECODE_IMAGE;
+			if (mLoadedDiscard < 0)
+			{
+				LL_WARNS("Texture") << mID << " mLoadedDiscard is " << mLoadedDiscard
+									<< ", should be >=0" << llendl;
+			}
+			setState(DECODE_IMAGE);
 			mInCache = TRUE;
 			mWriteToCacheState = NOT_WRITE ;
 			LL_DEBUGS("Texture") << mID << ": Cached. Bytes: " << mFormattedImage->getDataSize()
@@ -1243,13 +1253,14 @@ bool LLTextureFetchWorker::doWork(S32 param)
 			if (mUrl.compare(0, 7, "file://") == 0)
 			{
 				// failed to load local file, we're done.
+				LL_WARNS("Texture") << mID << ": abort, failed to load local file " << mUrl << LL_ENDL;
 				return true;
 			}
 			// need more data
 			else
 			{
 				LL_DEBUGS("Texture") << mID << ": Not in Cache" << LL_ENDL;
-				mState = LOAD_FROM_NETWORK;
+				setState(LOAD_FROM_NETWORK);
 			}
 			
 			// fall through
@@ -1290,9 +1301,15 @@ bool LLTextureFetchWorker::doWork(S32 param)
 				mCanUseHTTP = false;
 			}
 		}
+#if 0 /* SH-3980 - disabling caching of server bakes until we can fix the blurring problems */
+		if (mFTType == FTT_SERVER_BAKE)
+		{
+			mWriteToCacheState = CAN_WRITE;
+		}
+#endif
 		if (mCanUseHTTP && !mUrl.empty())
 		{
-			mState = WAIT_HTTP_RESOURCE;
+			setState(WAIT_HTTP_RESOURCE);
 			setPriority(LLWorkerThread::PRIORITY_HIGH | mWorkPriority);
 			if(mWriteToCacheState != NOT_WRITE)
 			{
@@ -1322,6 +1339,8 @@ bool LLTextureFetchWorker::doWork(S32 param)
 			//mFetcher->addToNetworkQueue(this);
 			//recordTextureStart(false);
 			//setPriority(LLWorkerThread::PRIORITY_LOW | mWorkPriority);
+
+			LL_DEBUGS("Texture") << mID << " does this happen?" << llendl;
 			return false;
 		}
 	}
@@ -1340,10 +1359,16 @@ bool LLTextureFetchWorker::doWork(S32 param)
 			{
 				// processSimulatorPackets() failed
 // 				llwarns << "processSimulatorPackets() failed to load buffer" << llendl;
+				LL_WARNS("Texture") << mID << " processSimulatorPackets() failed to load buffer" << llendl;
 				return true; // failed
 			}
 			setPriority(LLWorkerThread::PRIORITY_HIGH | mWorkPriority);
-			mState = DECODE_IMAGE;
+			if (mLoadedDiscard < 0)
+			{
+				LL_WARNS("Texture") << mID << " mLoadedDiscard is " << mLoadedDiscard
+									<< ", should be >=0" << llendl;
+			}
+			setState(DECODE_IMAGE);
 			mWriteToCacheState = SHOULD_WRITE;
 			recordTextureDone(false);
 		}
@@ -1367,14 +1392,14 @@ bool LLTextureFetchWorker::doWork(S32 param)
 		// Otherwise, advance into the HTTP states.
 		if (mFetcher->getHttpWaitersCount() || ! acquireHttpSemaphore())
 		{
-			mState = WAIT_HTTP_RESOURCE2;
+			setState(WAIT_HTTP_RESOURCE2);
 			setPriority(LLWorkerThread::PRIORITY_LOW | mWorkPriority);
 			mFetcher->addHttpWaiter(this->mID);
 			++mResourceWaitCount;
 			return false;
 		}
 		
-		mState = SEND_HTTP_REQ;
+		setState(SEND_HTTP_REQ);
 		// *NOTE:  You must invoke releaseHttpSemaphore() if you transition
 		// to a state other than SEND_HTTP_REQ or WAIT_HTTP_REQ or abort
 		// the request.
@@ -1391,6 +1416,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 		if (! mCanUseHTTP)
 		{
 			releaseHttpSemaphore();
+			LL_WARNS("Texture") << mID << " abort: SEND_HTTP_REQ but !mCanUseHTTP" << llendl;
 			return true; // abort
 		}
 
@@ -1407,13 +1433,19 @@ bool LLTextureFetchWorker::doWork(S32 param)
 					// We already have all the data, just decode it
 					mLoadedDiscard = mFormattedImage->getDiscardLevel();
 					setPriority(LLWorkerThread::PRIORITY_HIGH | mWorkPriority);
-					mState = DECODE_IMAGE;
+					if (mLoadedDiscard < 0)
+					{
+						LL_WARNS("Texture") << mID << " mLoadedDiscard is " << mLoadedDiscard
+											<< ", should be >=0" << llendl;
+					}
+					setState(DECODE_IMAGE);
 					releaseHttpSemaphore();
 					return false;
 				}
 				else
 				{
 					releaseHttpSemaphore();
+					LL_WARNS("Texture") << mID << " SEND_HTTP_REQ abort: cur_size " << cur_size << " <=0" << llendl;
 					return true; // abort.
 				}
 			}
@@ -1471,7 +1503,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 		mFetcher->addToHTTPQueue(mID);
 		recordTextureStart(true);
 		setPriority(LLWorkerThread::PRIORITY_LOW | mWorkPriority);
-		mState = WAIT_HTTP_REQ;	
+		setState(WAIT_HTTP_REQ);	
 		
 		// fall through
 	}
@@ -1489,8 +1521,9 @@ bool LLTextureFetchWorker::doWork(S32 param)
 				{
 					if(mWriteToCacheState == NOT_WRITE) //map tiles
 					{
-						mState = DONE;
+						setState(DONE);
 						releaseHttpSemaphore();
+						LL_DEBUGS("Texture") << mID << " abort: WAIT_HTTP_REQ not found" << llendl;
 						return true; // failed, means no map tile on the empty region.
 					}
 
@@ -1499,7 +1532,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 					// roll back to try UDP
 					if (mCanUseNET)
 					{
-						mState = INIT;
+						setState(INIT);
 						mCanUseHTTP = false;
 						mUrl.clear();
 						setPriority(LLWorkerThread::PRIORITY_HIGH | mWorkPriority);
@@ -1530,15 +1563,21 @@ bool LLTextureFetchWorker::doWork(S32 param)
 					// Use available data
 					mLoadedDiscard = mFormattedImage->getDiscardLevel();
 					setPriority(LLWorkerThread::PRIORITY_HIGH | mWorkPriority);
-					mState = DECODE_IMAGE;
+					if (mLoadedDiscard < 0)
+					{
+						LL_WARNS("Texture") << mID << " mLoadedDiscard is " << mLoadedDiscard
+											<< ", should be >=0" << llendl;
+					}
+					setState(DECODE_IMAGE);
 					releaseHttpSemaphore();
 					return false; 
 				}
 
 				// Fail harder
 				resetFormattedData();
-				mState = DONE;
+				setState(DONE);
 				releaseHttpSemaphore();
+				LL_WARNS("Texture") << mID << " abort: fail harder" << llendl;
 				return true; // failed
 			}
 			
@@ -1547,6 +1586,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 			// next time the texture is requested, even if the data have already been fetched.
 			if(mWriteToCacheState != NOT_WRITE)
 			{
+				// Why do we want to keep url if NOT_WRITE - is this a proxy for map tiles?
 				mUrl.clear();
 			}
 			
@@ -1560,7 +1600,8 @@ bool LLTextureFetchWorker::doWork(S32 param)
 				}
 
 				// abort.
-				mState = DONE;
+				setState(DONE);
+				LL_WARNS("Texture") << mID << " abort: no data received" << llendl;
 				releaseHttpSemaphore();
 				return true;
 			}
@@ -1578,7 +1619,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 				{
 					LL_WARNS("Texture") << "Partial HTTP response produces break in image data for texture "
 										<< mID << ".  Aborting load."  << LL_ENDL;
-					mState = DONE;
+					setState(DONE);
 					releaseHttpSemaphore();
 					return true;
 				}
@@ -1626,7 +1667,12 @@ bool LLTextureFetchWorker::doWork(S32 param)
 			mHttpReplyOffset = 0;
 			
 			mLoadedDiscard = mRequestedDiscard;
-			mState = DECODE_IMAGE;
+			if (mLoadedDiscard < 0)
+			{
+				LL_WARNS("Texture") << mID << " mLoadedDiscard is " << mLoadedDiscard
+									<< ", should be >=0" << llendl;
+			}
+			setState(DECODE_IMAGE);
 			if (mWriteToCacheState != NOT_WRITE)
 			{
 				mWriteToCacheState = SHOULD_WRITE ;
@@ -1657,31 +1703,34 @@ bool LLTextureFetchWorker::doWork(S32 param)
 		if (textures_decode_disabled)
 		{
 			// for debug use, don't decode
-			mState = DONE;
+			setState(DONE);
 			return true;
 		}
 
 		if (mDesiredDiscard < 0)
 		{
 			// We aborted, don't decode
-			mState = DONE;
+			setState(DONE);
+			LL_DEBUGS("Texture") << mID << " DECODE_IMAGE abort: desired discard " << mDesiredDiscard << "<0" << llendl;
 			return true;
 		}
 		
 		if (mFormattedImage->getDataSize() <= 0)
 		{
-			//llerrs << "Decode entered with invalid mFormattedImage. ID = " << mID << llendl;
+			llwarns << "Decode entered with invalid mFormattedImage. ID = " << mID << llendl;
 			
 			//abort, don't decode
-			mState = DONE;
+			setState(DONE);
+			LL_DEBUGS("Texture") << mID << " DECODE_IMAGE abort: (mFormattedImage->getDataSize() <= 0)" << llendl;
 			return true;
 		}
 		if (mLoadedDiscard < 0)
 		{
-			//llerrs << "Decode entered with invalid mLoadedDiscard. ID = " << mID << llendl;
+			llwarns << "Decode entered with invalid mLoadedDiscard. ID = " << mID << llendl;
 
 			//abort, don't decode
-			mState = DONE;
+			setState(DONE);
+			LL_DEBUGS("Texture") << mID << " DECODE_IMAGE abort: mLoadedDiscard < 0" << llendl;
 			return true;
 		}
 
@@ -1691,7 +1740,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 		S32 discard = mHaveAllData ? 0 : mLoadedDiscard;
 		U32 image_priority = LLWorkerThread::PRIORITY_NORMAL | mWorkPriority;
 		mDecoded  = FALSE;
-		mState = DECODE_IMAGE_UPDATE;
+		setState(DECODE_IMAGE_UPDATE);
 		LL_DEBUGS("Texture") << mID << ": Decoding. Bytes: " << mFormattedImage->getDataSize() << " Discard: " << discard
 				<< " All Data: " << mHaveAllData << LL_ENDL;
 		mDecodeHandle = mFetcher->mImageDecodeThread->decodeImage(mFormattedImage, image_priority, discard, mNeedsAux,
@@ -1719,13 +1768,13 @@ bool LLTextureFetchWorker::doWork(S32 param)
 					mFormattedImage = NULL;
 					++mRetryAttempt;
 					setPriority(LLWorkerThread::PRIORITY_HIGH | mWorkPriority);
-					mState = INIT;
+					setState(INIT);
 					return false;
 				}
 				else
 				{
 // 					llwarns << "UNABLE TO LOAD TEXTURE: " << mID << " RETRIES: " << mRetryAttempt << llendl;
-					mState = DONE; // failed
+					setState(DONE); // failed
 				}
 			}
 			else
@@ -1734,7 +1783,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 				LL_DEBUGS("Texture") << mID << ": Decoded. Discard: " << mDecodedDiscard
 						<< " Raw Image: " << llformat("%dx%d",mRawImage->getWidth(),mRawImage->getHeight()) << LL_ENDL;
 				setPriority(LLWorkerThread::PRIORITY_HIGH | mWorkPriority);
-				mState = WRITE_TO_CACHE;
+				setState(WRITE_TO_CACHE);
 			}
 			// fall through
 		}
@@ -1750,7 +1799,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 		{
 			// If we're in a local cache or we didn't actually receive any new data,
 			// or we failed to load anything, skip
-			mState = DONE;
+			setState(DONE);
 			return false;
 		}
 		S32 datasize = mFormattedImage->getDataSize();
@@ -1769,7 +1818,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 		setPriority(LLWorkerThread::PRIORITY_LOW | mWorkPriority); // Set priority first since Responder may change it
 		U32 cache_priority = mWorkPriority;
 		mWritten = FALSE;
-		mState = WAIT_ON_WRITE;
+		setState(WAIT_ON_WRITE);
 		++mCacheWriteCount;
 		CacheWriteResponder* responder = new CacheWriteResponder(mFetcher, mID);
 		mCacheWriteHandle = mFetcher->mTextureCache->writeToCache(mID, cache_priority,
@@ -1782,7 +1831,7 @@ bool LLTextureFetchWorker::doWork(S32 param)
 	{
 		if (writeToCacheComplete())
 		{
-			mState = DONE;
+			setState(DONE);
 			// fall through
 		}
 		else
@@ -1803,7 +1852,10 @@ bool LLTextureFetchWorker::doWork(S32 param)
 		if (mDecodedDiscard >= 0 && mDesiredDiscard < mDecodedDiscard)
 		{
 			// More data was requested, return to INIT
-			mState = INIT;
+			setState(INIT);
+			LL_DEBUGS("Texture") << mID << " more data requested, returning to INIT: " 
+								 << " mDecodedDiscard " << mDecodedDiscard << ">= 0 && mDesiredDiscard " << mDesiredDiscard
+								 << "<" << " mDecodedDiscard " << mDecodedDiscard << llendl;
 			setPriority(LLWorkerThread::PRIORITY_HIGH | mWorkPriority);
 			return false;
 		}
@@ -1843,7 +1895,7 @@ void LLTextureFetchWorker::onCompleted(LLCore::HttpHandle handle, LLCore::HttpRe
 	bool partial = false;
 	LLCore::HttpStatus status(response->getStatus());
 	
-	lldebugs << "HTTP COMPLETE: " << mID
+	LL_DEBUGS("Texture") << "HTTP COMPLETE: " << mID
 			 << " status: " << status.toHex()
 			 << " '" << status.toString() << "'"
 			 << llendl;
@@ -2401,7 +2453,7 @@ LLTextureFetch::~LLTextureFetch()
 	// ~LLQueuedThread() called here
 }
 
-bool LLTextureFetch::createRequest(const std::string& url, const LLUUID& id, const LLHost& host, F32 priority,
+bool LLTextureFetch::createRequest(FTType f_type, const std::string& url, const LLUUID& id, const LLHost& host, F32 priority,
 								   S32 w, S32 h, S32 c, S32 desired_discard, bool needs_aux, bool can_use_http)
 {
 	if(mFetcherLocked)
@@ -2430,6 +2482,7 @@ bool LLTextureFetch::createRequest(const std::string& url, const LLUUID& id, con
 	std::string exten = gDirUtilp->getExtension(url);
 	if (!url.empty() && (!exten.empty() && LLImageBase::getCodecFromExtension(exten) != IMG_CODEC_J2C))
 	{
+		LL_DEBUGS("Texture") << "full request for " << id << " exten is not J2C: " << exten << llendl;
 		// Only do partial requests for J2C at the moment
 		desired_size = MAX_IMAGE_DATA_SIZE;
 		desired_discard = 0;
@@ -2472,7 +2525,7 @@ bool LLTextureFetch::createRequest(const std::string& url, const LLUUID& id, con
 		worker->setCanUseHTTP(can_use_http) ;
 		if (!worker->haveWork())
 		{
-			worker->mState = LLTextureFetchWorker::INIT;
+			worker->setState(LLTextureFetchWorker::INIT);
 			worker->unlockWorkMutex();									// -Mw
 
 			worker->addWork(0, LLWorkerThread::PRIORITY_HIGH | worker->mWorkPriority);
@@ -2484,7 +2537,7 @@ bool LLTextureFetch::createRequest(const std::string& url, const LLUUID& id, con
 	}
 	else
 	{
-		worker = new LLTextureFetchWorker(this, url, id, host, priority, desired_discard, desired_size);
+		worker = new LLTextureFetchWorker(this, f_type, url, id, host, priority, desired_discard, desired_size);
 		lockQueue();													// +Mfq
 		mRequestMap[id] = worker;
 		unlockQueue();													// -Mfq
@@ -2496,7 +2549,7 @@ bool LLTextureFetch::createRequest(const std::string& url, const LLUUID& id, con
 		worker->unlockWorkMutex();										// -Mw
 	}
 	
-// 	llinfos << "REQUESTED: " << id << " Discard: " << desired_discard << llendl;
+ 	LL_DEBUGS("Texture") << "REQUESTED: " << id << " Discard: " << desired_discard << " size " << desired_size << llendl;
 	return true;
 }
 
@@ -3165,6 +3218,30 @@ bool LLTextureFetchWorker::insertPacket(S32 index, U8* data, S32 size)
 	return true;
 }
 
+void LLTextureFetchWorker::setState(e_state new_state)
+{
+	static const char* e_state_name[] =
+	{
+		"INVALID",
+		"INIT",
+		"LOAD_FROM_TEXTURE_CACHE",
+		"CACHE_POST",
+		"LOAD_FROM_NETWORK",
+		"LOAD_FROM_SIMULATOR",
+		"WAIT_HTTP_RESOURCE",
+		"WAIT_HTTP_RESOURCE2",
+		"SEND_HTTP_REQ",
+		"WAIT_HTTP_REQ",
+		"DECODE_IMAGE",
+		"DECODE_IMAGE_UPDATE",
+		"WRITE_TO_CACHE",
+		"WAIT_ON_WRITE",
+		"DONE"
+	};
+	LL_DEBUGS("Texture") << "id: " << mID << " FTType: " << mFTType << " disc: " << mDesiredDiscard << " sz: " << mDesiredSize << " state: " << e_state_name[mState] << " => " << e_state_name[new_state] << llendl;
+	mState = new_state;
+}
+
 // Threads:  T*
 bool LLTextureFetch::receiveImageHeader(const LLHost& host, const LLUUID& id, U8 codec, U16 packets, U32 totalbytes,
 										U16 data_size, U8* data)
@@ -3221,7 +3298,7 @@ bool LLTextureFetch::receiveImageHeader(const LLHost& host, const LLUUID& id, U8
 	llassert_always(data_size == FIRST_PACKET_SIZE || data_size == worker->mFileSize);
 	res = worker->insertPacket(0, data, data_size);
 	worker->setPriority(LLWorkerThread::PRIORITY_HIGH | worker->mWorkPriority);
-	worker->mState = LLTextureFetchWorker::LOAD_FROM_SIMULATOR;
+	worker->setState(LLTextureFetchWorker::LOAD_FROM_SIMULATOR);
 	worker->unlockWorkMutex();											// -Mw
 	return res;
 }
@@ -3271,7 +3348,7 @@ bool LLTextureFetch::receiveImagePacket(const LLHost& host, const LLUUID& id, U1
 		(worker->mState == LLTextureFetchWorker::LOAD_FROM_NETWORK))
 	{
 		worker->setPriority(LLWorkerThread::PRIORITY_HIGH | worker->mWorkPriority);
-		worker->mState = LLTextureFetchWorker::LOAD_FROM_SIMULATOR;
+		worker->setState(LLTextureFetchWorker::LOAD_FROM_SIMULATOR);
 	}
 	else
 	{
@@ -3534,7 +3611,7 @@ void LLTextureFetch::releaseHttpWaiters()
 			break;
 		}
 		
-		worker->mState = LLTextureFetchWorker::SEND_HTTP_REQ;
+		worker->setState(LLTextureFetchWorker::SEND_HTTP_REQ);
 		worker->setPriority(LLWorkerThread::PRIORITY_HIGH | worker->mWorkPriority);
 		worker->unlockWorkMutex();										// -Mw