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diff --git a/indra/newview/llmeshrepository.h b/indra/newview/llmeshrepository.h
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+/** 
+ * @file llmeshrepository.h
+ * @brief Client-side repository of mesh assets.
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_MESH_REPOSITORY_H
+#define LL_MESH_REPOSITORY_H
+
+#include "llassettype.h"
+#include "llmodel.h"
+#include "lluuid.h"
+#include "llviewertexture.h"
+#include "llvolume.h"
+
+#define LLCONVEXDECOMPINTER_STATIC 1
+
+#include "llconvexdecomposition.h"
+
+class LLVOVolume;
+class LLMeshResponder;
+class LLCurlRequest;
+class LLMutex;
+class LLCondition;
+class LLVFS;
+class LLMeshRepository;
+
+class LLMeshUploadData
+{
+public:
+	LLPointer<LLModel> mBaseModel;
+	LLPointer<LLModel> mModel[5];
+	LLUUID mUUID;
+	U32 mRetries;
+	std::string mRSVP;
+	std::string mAssetData;
+	LLSD mPostData;
+
+	LLMeshUploadData()
+	{
+		mRetries = 0;
+	}
+};
+
+class LLTextureUploadData
+{
+public:
+	LLViewerFetchedTexture* mTexture;
+	LLUUID mUUID;
+	std::string mRSVP;
+	std::string mLabel;
+	U32 mRetries;
+	std::string mAssetData;
+	LLSD mPostData;
+
+	LLTextureUploadData()
+	{
+		mRetries = 0;
+	}
+
+	LLTextureUploadData(LLViewerFetchedTexture* texture, std::string& label)
+		: mTexture(texture), mLabel(label)
+	{
+		mRetries = 0;
+	}
+};
+
+class LLImportMaterial
+{
+public:
+	LLPointer<LLViewerFetchedTexture> mDiffuseMap;
+	std::string mDiffuseMapFilename;
+	std::string mDiffuseMapLabel;
+	LLColor4 mDiffuseColor;
+	bool mFullbright;
+
+	bool operator<(const LLImportMaterial &params) const;
+
+	LLImportMaterial() 
+		: mFullbright(false) 
+	{ 
+		mDiffuseColor.set(1,1,1,1);
+	}
+
+	LLImportMaterial(LLSD& data);
+
+	LLSD asLLSD();
+};
+
+class LLModelInstance 
+{
+public:
+	LLPointer<LLModel> mModel;
+	LLPointer<LLModel> mLOD[5];
+	
+	std::string mLabel;
+
+	LLUUID mMeshID;
+	S32 mLocalMeshID;
+
+	LLMatrix4 mTransform;
+	std::vector<LLImportMaterial> mMaterial;
+
+	LLModelInstance(LLModel* model, const std::string& label, LLMatrix4& transform, std::vector<LLImportMaterial>& materials)
+		: mModel(model), mLabel(label), mTransform(transform), mMaterial(materials)
+	{
+		mLocalMeshID = -1;
+	}
+
+	LLModelInstance(LLSD& data);
+
+	LLSD asLLSD();
+};
+
+class LLPhysicsDecomp : public LLThread
+{
+public:
+
+	typedef std::map<std::string, LLSD> decomp_params;
+
+	class Request : public LLRefCount
+	{
+	public:
+		//input params
+		S32* mDecompID;
+		std::string mStage;
+		std::vector<LLVector3> mPositions;
+		std::vector<U16> mIndices;
+		decomp_params mParams;
+				
+		//output state
+		std::string mStatusMessage;
+		std::vector<LLModel::PhysicsMesh> mHullMesh;
+		LLModel::convex_hull_decomposition mHull;
+			
+		//status message callback, called from decomposition thread
+		virtual S32 statusCallback(const char* status, S32 p1, S32 p2) = 0;
+
+		//completed callback, called from the main thread
+		virtual void completed() = 0;
+
+		virtual void setStatusMessage(const std::string& msg);
+
+		bool isValid() const {return mPositions.size() > 2 && mIndices.size() > 2 ;}
+
+	protected:
+		//internal use
+		LLVector3 mBBox[2] ;
+		F32 mTriangleAreaThreshold ;
+
+		void assignData(LLModel* mdl) ;
+		void updateTriangleAreaThreshold() ;
+		bool isValidTriangle(U16 idx1, U16 idx2, U16 idx3) ;
+	};
+
+	LLCondition* mSignal;
+	LLMutex* mMutex;
+	
+	bool mInited;
+	bool mQuitting;
+	bool mDone;
+	
+	LLPhysicsDecomp();
+	~LLPhysicsDecomp();
+
+	void shutdown();
+		
+	void submitRequest(Request* request);
+	static S32 llcdCallback(const char*, S32, S32);
+	void cancel();
+
+	void setMeshData(LLCDMeshData& mesh);
+	void doDecomposition();
+	void doDecompositionSingleHull();
+
+	virtual void run();
+	
+	void completeCurrent();
+	void notifyCompleted();
+
+	std::map<std::string, S32> mStageID;
+
+	typedef std::queue<LLPointer<Request> > request_queue;
+	request_queue mRequestQ;
+
+	LLPointer<Request> mCurRequest;
+
+	std::queue<LLPointer<Request> > mCompletedQ;
+
+};
+
+class LLMeshRepoThread : public LLThread
+{
+public:
+
+	static S32 sActiveHeaderRequests;
+	static S32 sActiveLODRequests;
+	static U32 sMaxConcurrentRequests;
+
+	LLCurlRequest* mCurlRequest;
+	LLMutex*	mMutex;
+	LLMutex*	mHeaderMutex;
+	LLCondition* mSignal;
+
+	bool mWaiting;
+
+	//map of known mesh headers
+	typedef std::map<LLUUID, LLSD> mesh_header_map;
+	mesh_header_map mMeshHeader;
+	
+	std::map<LLUUID, U32> mMeshHeaderSize;
+	std::map<LLUUID, U32> mMeshResourceCost;
+
+	class HeaderRequest
+	{ 
+	public:
+		const LLVolumeParams mMeshParams;
+
+		HeaderRequest(const LLVolumeParams&  mesh_params)
+			: mMeshParams(mesh_params)
+		{
+		}
+
+		bool operator<(const HeaderRequest& rhs) const
+		{
+			return mMeshParams < rhs.mMeshParams;
+		}
+	};
+
+	class LODRequest
+	{
+	public:
+		LLVolumeParams  mMeshParams;
+		S32 mLOD;
+		F32 mScore;
+
+		LODRequest(const LLVolumeParams&  mesh_params, S32 lod)
+			: mMeshParams(mesh_params), mLOD(lod), mScore(0.f)
+		{
+		}
+	};
+
+	struct CompareScoreGreater
+	{
+		bool operator()(const LODRequest& lhs, const LODRequest& rhs)
+		{
+			return lhs.mScore > rhs.mScore; // greatest = first
+		}
+	};
+	
+
+	class LoadedMesh
+	{
+	public:
+		LLPointer<LLVolume> mVolume;
+		LLVolumeParams mMeshParams;
+		S32 mLOD;
+
+		LoadedMesh(LLVolume* volume, const LLVolumeParams&  mesh_params, S32 lod)
+			: mVolume(volume), mMeshParams(mesh_params), mLOD(lod)
+		{
+		}
+
+	};
+
+	//set of requested skin info
+	std::set<LLUUID> mSkinRequests;
+	
+	//queue of completed skin info requests
+	std::queue<LLMeshSkinInfo> mSkinInfoQ;
+
+	//set of requested decompositions
+	std::set<LLUUID> mDecompositionRequests;
+
+	//set of requested physics shapes
+	std::set<LLUUID> mPhysicsShapeRequests;
+
+	//queue of completed Decomposition info requests
+	std::queue<LLModel::Decomposition*> mDecompositionQ;
+
+	//queue of requested headers
+	std::queue<HeaderRequest> mHeaderReqQ;
+
+	//queue of requested LODs
+	std::queue<LODRequest> mLODReqQ;
+
+	//queue of unavailable LODs (either asset doesn't exist or asset doesn't have desired LOD)
+	std::queue<LODRequest> mUnavailableQ;
+
+	//queue of successfully loaded meshes
+	std::queue<LoadedMesh> mLoadedQ;
+
+	//map of pending header requests and currently desired LODs
+	typedef std::map<LLVolumeParams, std::vector<S32> > pending_lod_map;
+	pending_lod_map mPendingLOD;
+
+	static std::string constructUrl(LLUUID mesh_id);
+
+	LLMeshRepoThread();
+	~LLMeshRepoThread();
+
+	virtual void run();
+
+	void loadMeshLOD(const LLVolumeParams& mesh_params, S32 lod);
+	bool fetchMeshHeader(const LLVolumeParams& mesh_params);
+	bool fetchMeshLOD(const LLVolumeParams& mesh_params, S32 lod);
+	bool headerReceived(const LLVolumeParams& mesh_params, U8* data, S32 data_size);
+	bool lodReceived(const LLVolumeParams& mesh_params, S32 lod, U8* data, S32 data_size);
+	bool skinInfoReceived(const LLUUID& mesh_id, U8* data, S32 data_size);
+	bool decompositionReceived(const LLUUID& mesh_id, U8* data, S32 data_size);
+	bool physicsShapeReceived(const LLUUID& mesh_id, U8* data, S32 data_size);
+	LLSD& getMeshHeader(const LLUUID& mesh_id);
+
+	void notifyLoadedMeshes();
+	S32 getActualMeshLOD(const LLVolumeParams& mesh_params, S32 lod);
+	U32 getResourceCost(const LLUUID& mesh_params);
+
+	void loadMeshSkinInfo(const LLUUID& mesh_id);
+	void loadMeshDecomposition(const LLUUID& mesh_id);
+	void loadMeshPhysicsShape(const LLUUID& mesh_id);
+
+	//send request for skin info, returns true if header info exists 
+	//  (should hold onto mesh_id and try again later if header info does not exist)
+	bool fetchMeshSkinInfo(const LLUUID& mesh_id);
+
+	//send request for decomposition, returns true if header info exists 
+	//  (should hold onto mesh_id and try again later if header info does not exist)
+	bool fetchMeshDecomposition(const LLUUID& mesh_id);
+
+	//send request for PhysicsShape, returns true if header info exists 
+	//  (should hold onto mesh_id and try again later if header info does not exist)
+	bool fetchMeshPhysicsShape(const LLUUID& mesh_id);
+
+
+};
+
+class LLMeshUploadThread : public LLThread 
+{
+public:
+	class DecompRequest : public LLPhysicsDecomp::Request
+	{
+	public:
+		LLPointer<LLModel> mModel;
+		LLPointer<LLModel> mBaseModel;
+
+		LLMeshUploadThread* mThread;
+
+		DecompRequest(LLModel* mdl, LLModel* base_model, LLMeshUploadThread* thread);
+
+		S32 statusCallback(const char* status, S32 p1, S32 p2) { return 1; }
+		void completed();
+	};
+
+	LLPointer<DecompRequest> mFinalDecomp;
+	bool mPhysicsComplete;
+
+	typedef std::map<LLPointer<LLModel>, std::vector<LLVector3> > hull_map;
+	hull_map mHullMap;
+
+	typedef std::vector<LLModelInstance> instance_list;
+	instance_list mInstanceList;
+
+	typedef std::map<LLPointer<LLModel>, instance_list> instance_map;
+	instance_map mInstance;
+
+	LLMutex*					mMutex;
+	LLCurlRequest* mCurlRequest;
+	S32				mPendingConfirmations;
+	S32				mPendingUploads;
+	S32				mPendingCost;
+	LLVector3		mOrigin;
+	bool			mFinished;	
+	bool			mUploadTextures;
+	bool			mUploadSkin;
+	bool			mUploadJoints;
+	BOOL            mDiscarded ;
+
+	LLHost			mHost;
+	std::string		mWholeModelFeeCapability;
+	std::string		mWholeModelUploadURL;
+
+	std::queue<LLMeshUploadData> mUploadQ;
+	std::queue<LLMeshUploadData> mConfirmedQ;
+	std::queue<LLModelInstance> mInstanceQ;
+
+	std::queue<LLTextureUploadData> mTextureQ;
+	std::queue<LLTextureUploadData> mConfirmedTextureQ;
+
+	std::map<LLViewerFetchedTexture*, LLTextureUploadData> mTextureMap;
+
+	LLMeshUploadThread(instance_list& data, LLVector3& scale, bool upload_textures,
+			bool upload_skin, bool upload_joints);
+	~LLMeshUploadThread();
+
+	void uploadTexture(LLTextureUploadData& data);
+	void doUploadTexture(LLTextureUploadData& data);
+	void priceResult(LLTextureUploadData& data, const LLSD& content);
+	void onTextureUploaded(LLTextureUploadData& data);
+
+	void uploadModel(LLMeshUploadData& data);
+	void doUploadModel(LLMeshUploadData& data);
+	void onModelUploaded(LLMeshUploadData& data);
+	void createObjects(LLMeshUploadData& data);
+	LLSD createObject(LLModelInstance& instance);
+	void priceResult(LLMeshUploadData& data, const LLSD& content);
+
+	bool finished() { return mFinished; }
+	virtual void run();
+	void preStart();
+	void discard() ;
+	BOOL isDiscarded();
+
+	void doWholeModelUpload();
+
+	void wholeModelToLLSD(LLSD& dest, bool include_textures);
+
+	void decomposeMeshMatrix(LLMatrix4& transformation,
+							 LLVector3& result_pos,
+							 LLQuaternion& result_rot,
+							 LLVector3& result_scale);
+};
+
+class LLMeshRepository
+{
+public:
+
+	//metrics
+	static U32 sBytesReceived;
+	static U32 sHTTPRequestCount;
+	static U32 sHTTPRetryCount;
+	static U32 sCacheBytesRead;
+	static U32 sCacheBytesWritten;
+	static U32 sPeakKbps;
+	
+	static F32 getStreamingCost(LLSD& header, F32 radius, S32* bytes = NULL, S32* visible_bytes = NULL, S32 detail = -1);
+
+	LLMeshRepository();
+
+	void init();
+	void shutdown();
+	S32 update() ;
+
+	//mesh management functions
+	S32 loadMesh(LLVOVolume* volume, const LLVolumeParams& mesh_params, S32 detail = 0, S32 last_lod = -1);
+	
+	void notifyLoadedMeshes();
+	void notifyMeshLoaded(const LLVolumeParams& mesh_params, LLVolume* volume);
+	void notifyMeshUnavailable(const LLVolumeParams& mesh_params, S32 lod);
+	void notifySkinInfoReceived(LLMeshSkinInfo& info);
+	void notifyDecompositionReceived(LLModel::Decomposition* info);
+
+	S32 getActualMeshLOD(const LLVolumeParams& mesh_params, S32 lod);
+	static S32 getActualMeshLOD(LLSD& header, S32 lod);
+	U32 calcResourceCost(LLSD& header);
+	U32 getResourceCost(const LLUUID& mesh_params);
+	const LLMeshSkinInfo* getSkinInfo(const LLUUID& mesh_id, LLVOVolume* requesting_obj);
+	LLModel::Decomposition* getDecomposition(const LLUUID& mesh_id);
+	void fetchPhysicsShape(const LLUUID& mesh_id);
+	bool hasPhysicsShape(const LLUUID& mesh_id);
+	
+	void buildHull(const LLVolumeParams& params, S32 detail);
+	void buildPhysicsMesh(LLModel::Decomposition& decomp);
+	
+	bool meshUploadEnabled();
+	bool meshRezEnabled();
+	
+
+	LLSD& getMeshHeader(const LLUUID& mesh_id);
+
+	void uploadModel(std::vector<LLModelInstance>& data, LLVector3& scale, bool upload_textures,
+			bool upload_skin, bool upload_joints);
+
+	S32 getMeshSize(const LLUUID& mesh_id, S32 lod);
+
+	typedef std::map<LLVolumeParams, std::set<LLUUID> > mesh_load_map;
+	mesh_load_map mLoadingMeshes[4];
+	
+	typedef std::map<LLUUID, LLMeshSkinInfo> skin_map;
+	skin_map mSkinMap;
+
+	typedef std::map<LLUUID, LLModel::Decomposition*> decomposition_map;
+	decomposition_map mDecompositionMap;
+
+	LLMutex*					mMeshMutex;
+	
+	std::vector<LLMeshRepoThread::LODRequest> mPendingRequests;
+	
+	//list of mesh ids awaiting skin info
+	typedef std::map<LLUUID, std::set<LLUUID> > skin_load_map;
+	skin_load_map mLoadingSkins;
+
+	//list of mesh ids that need to send skin info fetch requests
+	std::queue<LLUUID> mPendingSkinRequests;
+
+	//list of mesh ids awaiting decompositions
+	std::set<LLUUID> mLoadingDecompositions;
+
+	//list of mesh ids that need to send decomposition fetch requests
+	std::queue<LLUUID> mPendingDecompositionRequests;
+	
+	//list of mesh ids awaiting physics shapes
+	std::set<LLUUID> mLoadingPhysicsShapes;
+
+	//list of mesh ids that need to send physics shape fetch requests
+	std::queue<LLUUID> mPendingPhysicsShapeRequests;
+	
+	U32 mMeshThreadCount;
+
+	void cacheOutgoingMesh(LLMeshUploadData& data, LLSD& header);
+	
+	LLMeshRepoThread* mThread;
+	std::vector<LLMeshUploadThread*> mUploads;
+	std::vector<LLMeshUploadThread*> mUploadWaitList;
+
+	LLPhysicsDecomp* mDecompThread;
+	
+	class inventory_data
+	{
+	public:
+		LLSD mPostData;
+		LLSD mResponse;
+
+		inventory_data(const LLSD& data, const LLSD& content)
+			: mPostData(data), mResponse(content)
+		{
+		}
+	};
+
+	std::queue<inventory_data> mInventoryQ;
+
+	std::queue<LLSD> mUploadErrorQ;
+
+	void uploadError(LLSD& args);
+	void updateInventory(inventory_data data);
+
+	std::string mGetMeshCapability;
+
+};
+
+extern LLMeshRepository gMeshRepo;
+
+#endif
+