1 files changed, 258 insertions, 647 deletions

diff --git a/indra/newview/llmeshrepository.cpp b/indra/newview/llmeshrepository.cpp
index 6e0722bcf9..9e4b749ea1 100644..100755
--- a/indra/newview/llmeshrepository.cpp
+++ b/indra/newview/llmeshrepository.cpp
@@ -36,7 +36,6 @@
 #include "llbufferstream.h"
 #include "llcurl.h"
 #include "lldatapacker.h"
-#include "llfasttimer.h"
 #include "llfloatermodelpreview.h"
 #include "llfloaterperms.h"
 #include "lleconomy.h"
@@ -62,6 +61,7 @@
 #include "llinventorymodel.h"
 #include "llfoldertype.h"
 #include "llviewerparcelmgr.h"
+#include "lluploadfloaterobservers.h"
 
 #include "boost/lexical_cast.hpp"
 
@@ -71,13 +71,18 @@
 
 #include <queue>
 
-LLFastTimer::DeclareTimer FTM_MESH_UPDATE("Mesh Update");
-LLFastTimer::DeclareTimer FTM_LOAD_MESH("Load Mesh");
-
 LLMeshRepository gMeshRepo;
 
 const U32 MAX_MESH_REQUESTS_PER_SECOND = 100;
 
+// Maximum mesh version to support.  Three least significant digits are reserved for the minor version, 
+// with major version changes indicating a format change that is not backwards compatible and should not
+// be parsed by viewers that don't specifically support that version. For example, if the integer "1" is 
+// present, the version is 0.001. A viewer that can parse version 0.001 can also parse versions up to 0.999, 
+// but not 1.0 (integer 1000).
+// See wiki at https://wiki.secondlife.com/wiki/Mesh/Mesh_Asset_Format
+const S32 MAX_MESH_VERSION = 999;
+
 U32 LLMeshRepository::sBytesReceived = 0;
 U32 LLMeshRepository::sHTTPRequestCount = 0;
 U32 LLMeshRepository::sHTTPRetryCount = 0;
@@ -190,196 +195,6 @@ S32 LLMeshRepoThread::sActiveHeaderRequests = 0;
 S32 LLMeshRepoThread::sActiveLODRequests = 0;
 U32	LLMeshRepoThread::sMaxConcurrentRequests = 1;
 
-
-class LLTextureCostResponder : public LLCurl::Responder
-{
-public:
-	LLTextureUploadData mData;
-	LLMeshUploadThread* mThread;
-
-	LLTextureCostResponder(LLTextureUploadData data, LLMeshUploadThread* thread) 
-		: mData(data), mThread(thread)
-	{
-
-	}
-
-	virtual void completed(U32 status, const std::string& reason, const LLSD& content)
-	{
-		mThread->mPendingConfirmations--;
-		if (isGoodStatus(status))
-		{
-			mThread->priceResult(mData, content);	
-		}
-		else
-		{
-			llwarns << status << ": " << reason << llendl;
-
-			if (mData.mRetries < MAX_TEXTURE_UPLOAD_RETRIES)
-			{
-				llwarns << "Retrying. (" << ++mData.mRetries << ")" << llendl;
-			
-				if (status == 499 || status == 500)
-				{
-					mThread->uploadTexture(mData);
-				}
-				else
-				{
-					llerrs << "Unhandled status " << status << llendl;
-				}
-			}
-			else
-			{ 
-				llwarns << "Giving up after " << mData.mRetries << " retries." << llendl;
-			}
-		}
-	}
-};
-
-class LLTextureUploadResponder : public LLCurl::Responder
-{
-public:
-	LLTextureUploadData mData;
-	LLMeshUploadThread* mThread;
-
-	LLTextureUploadResponder(LLTextureUploadData data, LLMeshUploadThread* thread)
-		: mData(data), mThread(thread)
-	{
-	}
-
-	virtual void completed(U32 status, const std::string& reason, const LLSD& content)
-	{
-		mThread->mPendingUploads--;
-		if (isGoodStatus(status))
-		{
-			mData.mUUID = content["new_asset"].asUUID();
-			gMeshRepo.updateInventory(LLMeshRepository::inventory_data(mData.mPostData, content));
-			mThread->onTextureUploaded(mData);
-		}
-		else
-		{
-			llwarns << status << ": " << reason << llendl;
-			llwarns << "Retrying. (" << ++mData.mRetries << ")" << llendl;
-
-			if (status == 404)
-			{
-				mThread->uploadTexture(mData);
-			}
-			else if (status == 499)
-			{
-				mThread->mConfirmedTextureQ.push(mData);
-			}
-			else
-			{
-				llerrs << "Unhandled status " << status << llendl;
-			}
-		}
-	}
-};
-
-class LLMeshCostResponder : public LLCurl::Responder
-{
-public:
-	LLMeshUploadData mData;
-	LLMeshUploadThread* mThread;
-
-	LLMeshCostResponder(LLMeshUploadData data, LLMeshUploadThread* thread) 
-		: mData(data), mThread(thread)
-	{
-
-	}
-
-	virtual void completed(U32 status, const std::string& reason, const LLSD& content)
-	{
-		mThread->mPendingConfirmations--;
-
-		if (isGoodStatus(status))
-		{
-			mThread->priceResult(mData, content);	
-		}
-		else
-		{
-			llwarns << status << ": " << reason << llendl;			
-			
-			if (status == HTTP_INTERNAL_ERROR)
-			{
-				llwarns << "Retrying. (" << ++mData.mRetries << ")" << llendl;
-				mThread->uploadModel(mData);
-			}
-			else if (status == HTTP_BAD_REQUEST)
-			{
-				llwarns << "Status 400 received from server, giving up." << llendl;
-			}
-			else if (status == HTTP_NOT_FOUND)
-			{
-				llwarns <<"Status 404 received, server is disconnected, giving up." << llendl ;
-			}
-			else
-			{
-				llerrs << "Unhandled status " << status << llendl;
-			}
-		}
-	}
-};
-
-class LLMeshUploadResponder : public LLCurl::Responder
-{
-public:
-	LLMeshUploadData mData;
-	LLMeshUploadThread* mThread;
-
-	LLMeshUploadResponder(LLMeshUploadData data, LLMeshUploadThread* thread)
-		: mData(data), mThread(thread)
-	{
-	}
-
-	virtual void completed(U32 status, const std::string& reason, const LLSD& content)
-	{
-		mThread->mPendingUploads--;
-		if (isGoodStatus(status))
-		{
-			mData.mUUID = content["new_asset"].asUUID();
-			if (mData.mUUID.isNull())
-			{
-				LLSD args;
-				std::string message = content["error"]["message"];
-				std::string identifier = content["error"]["identifier"];
-				std::string invalidity_identifier = content["error"]["invalidity_identifier"];
-
-				args["MESSAGE"] = message;
-				args["IDENTIFIER"] = identifier;
-				args["INVALIDITY_IDENTIFIER"] = invalidity_identifier;
-				args["LABEL"] = mData.mBaseModel->mLabel;
-
-				gMeshRepo.uploadError(args);
-			}
-			else
-			{
-				gMeshRepo.updateInventory(LLMeshRepository::inventory_data(mData.mPostData, content));
-				mThread->onModelUploaded(mData);
-			}
-		}
-		else
-		{
-			llwarns << status << ": " << reason << llendl;
-			llwarns << "Retrying. (" << ++mData.mRetries << ")" << llendl;
-
-			if (status == 404)
-			{
-				mThread->uploadModel(mData);
-			}
-			else if (status == 499)
-			{
-				mThread->mConfirmedQ.push(mData);
-			}
-			else if (status != 500)
-			{ //drop internal server errors on the floor, otherwise grab
-				llerrs << "Unhandled status " << status << llendl;
-			}
-		}
-	}
-};
-
-
 class LLMeshHeaderResponder : public LLCurl::Responder
 {
 public:
@@ -518,38 +333,16 @@ void log_upload_error(S32 status, const LLSD& content, std::string stage, std::s
 	}
 }
 
-class LLModelObjectUploadResponder: public LLCurl::Responder
-{
-	LLSD mObjectAsset;
-	LLMeshUploadThread* mThread;
-
-public:
-	LLModelObjectUploadResponder(LLMeshUploadThread* thread, const LLSD& object_asset):
-		mThread(thread),
-		mObjectAsset(object_asset)
-	{
-	}
-
-	virtual void completedRaw(U32 status, const std::string& reason,
-							  const LLChannelDescriptors& channels,
-							  const LLIOPipe::buffer_ptr_t& buffer)
-	{
-		assert_main_thread();
-		
-		llinfos << "completed" << llendl;
-		mThread->mPendingUploads--;
-		mThread->mFinished = true;
-	}
-};
-
 class LLWholeModelFeeResponder: public LLCurl::Responder
 {
 	LLMeshUploadThread* mThread;
 	LLSD mModelData;
+	LLHandle<LLWholeModelFeeObserver> mObserverHandle;
 public:
-	LLWholeModelFeeResponder(LLMeshUploadThread* thread, LLSD& model_data):
+	LLWholeModelFeeResponder(LLMeshUploadThread* thread, LLSD& model_data, LLHandle<LLWholeModelFeeObserver> observer_handle):
 		mThread(thread),
-		mModelData(model_data)
+		mModelData(model_data),
+		mObserverHandle(observer_handle)
 	{
 	}
 	virtual void completed(U32 status,
@@ -565,17 +358,33 @@ public:
 		llinfos << "completed" << llendl;
 		mThread->mPendingUploads--;
 		dump_llsd_to_file(cc,make_dump_name("whole_model_fee_response_",dump_num));
+
+		LLWholeModelFeeObserver* observer = mObserverHandle.get();
+
 		if (isGoodStatus(status) &&
 			cc["state"].asString() == "upload")
 		{
 			llinfos << "fee request succeeded" << llendl;
-			mThread->mWholeModelUploadURL = cc["uploader"].asString(); 
+			mThread->mWholeModelUploadURL = cc["uploader"].asString();
+
+			if (observer)
+			{
+				S32 fee = cc["upload_price"].asInteger();
+				F64 phys = cc["data"]["physics_cost"].asReal();
+
+				observer->onModelPhysicsFeeReceived(phys, fee, mThread->mWholeModelUploadURL);
+			}
 		}
 		else
 		{
 			llwarns << "fee request failed" << llendl;
 			log_upload_error(status,cc,"fee",mModelData["name"]);
 			mThread->mWholeModelUploadURL = "";
+
+			if (observer)
+			{
+				observer->setModelPhysicsFeeErrorStatus(status, reason);
+			}
 		}
 	}
 
@@ -585,11 +394,13 @@ class LLWholeModelUploadResponder: public LLCurl::Responder
 {
 	LLMeshUploadThread* mThread;
 	LLSD mModelData;
+	LLHandle<LLWholeModelUploadObserver> mObserverHandle;
 	
 public:
-	LLWholeModelUploadResponder(LLMeshUploadThread* thread, LLSD& model_data):
+	LLWholeModelUploadResponder(LLMeshUploadThread* thread, LLSD& model_data, LLHandle<LLWholeModelUploadObserver> observer_handle):
 		mThread(thread),
-		mModelData(model_data)
+		mModelData(model_data),
+		mObserverHandle(observer_handle)
 	{
 	}
 	virtual void completed(U32 status,
@@ -606,6 +417,9 @@ public:
 		mThread->mPendingUploads--;
 		dump_llsd_to_file(cc,make_dump_name("whole_model_upload_response_",dump_num));
 		llinfos << "LLWholeModelUploadResponder content: " << cc << llendl;
+
+		LLWholeModelUploadObserver* observer = mObserverHandle.get();
+
 		// requested "mesh" asset type isn't actually the type
 		// of the resultant object, fix it up here.
 		if (isGoodStatus(status) &&
@@ -614,12 +428,22 @@ public:
 			llinfos << "upload succeeded" << llendl;
 			mModelData["asset_type"] = "object";
 			gMeshRepo.updateInventory(LLMeshRepository::inventory_data(mModelData,cc));
+
+			if (observer)
+			{
+				observer->onModelUploadSuccess();
+			}
 		}
 		else
 		{
 			llwarns << "upload failed" << llendl;
 			std::string model_name = mModelData["name"].asString();
 			log_upload_error(status,cc,"upload",model_name);
+
+			if (observer)
+			{
+				observer->onModelUploadFailure();
+			}
 		}
 	}
 };
@@ -843,12 +667,13 @@ bool LLMeshRepoThread::fetchMeshSkinInfo(const LLUUID& mesh_id)
 
 	if (header_size > 0)
 	{
+		S32 version = mMeshHeader[mesh_id]["version"].asInteger();
 		S32 offset = header_size + mMeshHeader[mesh_id]["skin"]["offset"].asInteger();
 		S32 size = mMeshHeader[mesh_id]["skin"]["size"].asInteger();
 
 		mHeaderMutex->unlock();
 
-		if (offset >= 0 && size > 0)
+		if (version <= MAX_MESH_VERSION && offset >= 0 && size > 0)
 		{
 			//check VFS for mesh skin info
 			LLVFile file(gVFS, mesh_id, LLAssetType::AT_MESH);
@@ -915,12 +740,13 @@ bool LLMeshRepoThread::fetchMeshDecomposition(const LLUUID& mesh_id)
 
 	if (header_size > 0)
 	{
+		S32 version = mMeshHeader[mesh_id]["version"].asInteger();
 		S32 offset = header_size + mMeshHeader[mesh_id]["physics_convex"]["offset"].asInteger();
 		S32 size = mMeshHeader[mesh_id]["physics_convex"]["size"].asInteger();
 
 		mHeaderMutex->unlock();
 
-		if (offset >= 0 && size > 0)
+		if (version <= MAX_MESH_VERSION && offset >= 0 && size > 0)
 		{
 			//check VFS for mesh skin info
 			LLVFile file(gVFS, mesh_id, LLAssetType::AT_MESH);
@@ -987,12 +813,13 @@ bool LLMeshRepoThread::fetchMeshPhysicsShape(const LLUUID& mesh_id)
 
 	if (header_size > 0)
 	{
+		S32 version = mMeshHeader[mesh_id]["version"].asInteger();
 		S32 offset = header_size + mMeshHeader[mesh_id]["physics_mesh"]["offset"].asInteger();
 		S32 size = mMeshHeader[mesh_id]["physics_mesh"]["size"].asInteger();
 
 		mHeaderMutex->unlock();
 
-		if (offset >= 0 && size > 0)
+		if (version <= MAX_MESH_VERSION && offset >= 0 && size > 0)
 		{
 			//check VFS for mesh physics shape info
 			LLVFile file(gVFS, mesh_id, LLAssetType::AT_MESH);
@@ -1103,10 +930,12 @@ bool LLMeshRepoThread::fetchMeshLOD(const LLVolumeParams& mesh_params, S32 lod)
 
 	if (header_size > 0)
 	{
+		S32 version = mMeshHeader[mesh_id]["version"].asInteger();
 		S32 offset = header_size + mMeshHeader[mesh_id][header_lod[lod]]["offset"].asInteger();
 		S32 size = mMeshHeader[mesh_id][header_lod[lod]]["size"].asInteger();
 		mHeaderMutex->unlock();
-		if (offset >= 0 && size > 0)
+				
+		if (version <= MAX_MESH_VERSION && offset >= 0 && size > 0)
 		{
 
 			//check VFS for mesh asset
@@ -1363,9 +1192,14 @@ bool LLMeshRepoThread::physicsShapeReceived(const LLUUID& mesh_id, U8* data, S32
 }
 
 LLMeshUploadThread::LLMeshUploadThread(LLMeshUploadThread::instance_list& data, LLVector3& scale, bool upload_textures,
-										bool upload_skin, bool upload_joints)
+										bool upload_skin, bool upload_joints, std::string upload_url, bool do_upload,
+					   LLHandle<LLWholeModelFeeObserver> fee_observer, LLHandle<LLWholeModelUploadObserver> upload_observer)
 : LLThread("mesh upload"),
-	mDiscarded(FALSE)
+	mDiscarded(FALSE),
+	mDoUpload(do_upload),
+	mWholeModelUploadURL(upload_url),
+	mFeeObserverHandle(fee_observer),
+	mUploadObserverHandle(upload_observer)
 {
 	mInstanceList = data;
 	mUploadTextures = upload_textures;
@@ -1373,9 +1207,7 @@ LLMeshUploadThread::LLMeshUploadThread(LLMeshUploadThread::instance_list& data,
 	mUploadJoints = upload_joints;
 	mMutex = new LLMutex(NULL);
 	mCurlRequest = NULL;
-	mPendingConfirmations = 0;
 	mPendingUploads = 0;
-	mPendingCost = 0;
 	mFinished = false;
 	mOrigin = gAgent.getPositionAgent();
 	mHost = gAgent.getRegionHost();
@@ -1383,6 +1215,8 @@ LLMeshUploadThread::LLMeshUploadThread(LLMeshUploadThread::instance_list& data,
 	mWholeModelFeeCapability = gAgent.getRegion()->getCapability("NewFileAgentInventory");
 
 	mOrigin += gAgent.getAtAxis() * scale.magVec();
+
+	mMeshUploadTimeOut = gSavedSettings.getS32("MeshUploadTimeOut") ;
 }
 
 LLMeshUploadThread::~LLMeshUploadThread()
@@ -1441,7 +1275,14 @@ BOOL LLMeshUploadThread::isDiscarded()
 
 void LLMeshUploadThread::run()
 {
-	doWholeModelUpload();
+	if (mDoUpload)
+	{
+		doWholeModelUpload();
+	}
+	else
+	{
+		requestWholeModelFee();
+	}
 }
 
 void dump_llsd_to_file(const LLSD& content, std::string filename)
@@ -1469,8 +1310,10 @@ void LLMeshUploadThread::wholeModelToLLSD(LLSD& dest, bool include_textures)
 	result["folder_id"] = gInventory.findCategoryUUIDForType(LLFolderType::FT_OBJECT);
 	result["asset_type"] = "mesh";
 	result["inventory_type"] = "object";
-	result["name"] = "mesh model";
-	result["description"] = "your description here";
+	result["description"] = "(No Description)";
+	result["next_owner_mask"] = LLSD::Integer(LLFloaterPerms::getNextOwnerPerms());
+	result["group_mask"] = LLSD::Integer(LLFloaterPerms::getGroupPerms());
+	result["everyone_mask"] = LLSD::Integer(LLFloaterPerms::getEveryonePerms());
 
 	res["mesh_list"] = LLSD::emptyArray();
 	res["texture_list"] = LLSD::emptyArray();
@@ -1482,6 +1325,7 @@ void LLMeshUploadThread::wholeModelToLLSD(LLSD& dest, bool include_textures)
 	std::map<LLViewerTexture*,S32> texture_index;
 
 	std::map<LLModel*,S32> mesh_index;
+	std::string model_name;
 
 	S32 instance_num = 0;
 	
@@ -1498,10 +1342,9 @@ void LLMeshUploadThread::wholeModelToLLSD(LLSD& dest, bool include_textures)
 		if (mesh_index.find(data.mBaseModel) == mesh_index.end())
 		{
 			// Have not seen this model before - create a new mesh_list entry for it.
-			std::string model_name = data.mBaseModel->getName();
-			if (!model_name.empty())
+			if (model_name.empty())
 			{
-				result["name"] = model_name;
+				model_name = data.mBaseModel->getName();
 			}
 
 			std::stringstream ostr;
@@ -1556,16 +1399,6 @@ void LLMeshUploadThread::wholeModelToLLSD(LLSD& dest, bool include_textures)
 			instance_entry["scale"] = ll_sd_from_vector3(scale);
 		
 			instance_entry["material"] = LL_MCODE_WOOD;
-			LLPermissions perm;
-			perm.setOwnerAndGroup(gAgent.getID(), gAgent.getID(), LLUUID::null, false);
-			perm.setCreator(gAgent.getID());
-		
-			perm.initMasks(PERM_ITEM_UNRESTRICTED | PERM_MOVE, //base
-						   PERM_ITEM_UNRESTRICTED | PERM_MOVE, //owner
-						   LLFloaterPerms::getEveryonePerms(),
-						   LLFloaterPerms::getGroupPerms(),
-						   LLFloaterPerms::getNextOwnerPerms());
-			instance_entry["permissions"] = ll_create_sd_from_permissions(perm);
 			instance_entry["physics_shape_type"] = (U8)(LLViewerObject::PHYSICS_SHAPE_CONVEX_HULL);
 			instance_entry["mesh"] = mesh_index[data.mBaseModel];
 
@@ -1573,7 +1406,7 @@ void LLMeshUploadThread::wholeModelToLLSD(LLSD& dest, bool include_textures)
 
 			for (S32 face_num = 0; face_num < data.mBaseModel->getNumVolumeFaces(); face_num++)
 			{
-				LLImportMaterial& material = instance.mMaterial[face_num];
+				LLImportMaterial& material = instance.mMaterial[data.mBaseModel->mMaterialList[face_num]];
 				LLSD face_entry = LLSD::emptyMap();
 				LLViewerFetchedTexture *texture = material.mDiffuseMap.get();
 				
@@ -1624,75 +1457,62 @@ void LLMeshUploadThread::wholeModelToLLSD(LLSD& dest, bool include_textures)
 		}
 	}
 
+	if (model_name.empty()) model_name = "mesh model";
+	result["name"] = model_name;
 	result["asset_resources"] = res;
 	dump_llsd_to_file(result,make_dump_name("whole_model_",dump_num));
 
 	dest = result;
 }
 
-void LLMeshUploadThread::doWholeModelUpload()
+void LLMeshUploadThread::generateHulls()
 {
-	dump_num++;
-	
-	mCurlRequest = new LLCurlRequest();	
-
-	// Queue up models for hull generation (viewer-side)
 	for (instance_map::iterator iter = mInstance.begin(); iter != mInstance.end(); ++iter)
-	{
-		LLMeshUploadData data;
-		data.mBaseModel = iter->first;
-
-		LLModelInstance& instance = *(iter->second.begin());
-
-		for (S32 i = 0; i < 5; i++)
 		{
-			data.mModel[i] = instance.mLOD[i];
-		}
+			LLMeshUploadData data;
+			data.mBaseModel = iter->first;
 
-		//queue up models for hull generation
-		LLModel* physics = NULL;
+			LLModelInstance& instance = *(iter->second.begin());
 
-		if (data.mModel[LLModel::LOD_PHYSICS].notNull())
-		{
-			physics = data.mModel[LLModel::LOD_PHYSICS];
-		}
-		else if (data.mModel[LLModel::LOD_MEDIUM].notNull())
-		{
-			physics = data.mModel[LLModel::LOD_MEDIUM];
-		}
-		else
-		{
-			physics = data.mModel[LLModel::LOD_HIGH];
-		}
+			for (S32 i = 0; i < 5; i++)
+			{
+				data.mModel[i] = instance.mLOD[i];
+			}
 
-		llassert(physics != NULL);
-		
-		DecompRequest* request = new DecompRequest(physics, data.mBaseModel, this);
-		if(request->isValid())
-		{
-			gMeshRepo.mDecompThread->submitRequest(request);
-		}		
-	}
+			//queue up models for hull generation
+			LLModel* physics = NULL;
 
-	while (!mPhysicsComplete)
-	{
-		apr_sleep(100);
-	}
+			if (data.mModel[LLModel::LOD_PHYSICS].notNull())
+			{
+				physics = data.mModel[LLModel::LOD_PHYSICS];
+			}
+			else if (data.mModel[LLModel::LOD_MEDIUM].notNull())
+			{
+				physics = data.mModel[LLModel::LOD_MEDIUM];
+			}
+			else
+			{
+				physics = data.mModel[LLModel::LOD_HIGH];
+			}
 
-	LLSD model_data;
-	wholeModelToLLSD(model_data,false);
-	dump_llsd_to_file(model_data,make_dump_name("whole_model_fee_request_",dump_num));
+			llassert(physics != NULL);
 
-	mPendingUploads++;
-	LLCurlRequest::headers_t headers;
-	mCurlRequest->post(mWholeModelFeeCapability, headers, model_data,
-					   new LLWholeModelFeeResponder(this,model_data));
+			DecompRequest* request = new DecompRequest(physics, data.mBaseModel, this);
+			if(request->isValid())
+			{
+				gMeshRepo.mDecompThread->submitRequest(request);
+			}
+		}
 
-	do
-	{
-		mCurlRequest->process();
-	} while (mCurlRequest->getQueued() > 0);
+		while (!mPhysicsComplete)
+		{
+			apr_sleep(100);
+		}
+}
 
+void LLMeshUploadThread::doWholeModelUpload()
+{
+	mCurlRequest = new LLCurlRequest();
 
 	if (mWholeModelUploadURL.empty())
 	{
@@ -1700,12 +1520,15 @@ void LLMeshUploadThread::doWholeModelUpload()
 	}
 	else
 	{
+		generateHulls();
+
 		LLSD full_model_data;
 		wholeModelToLLSD(full_model_data, true);
 		LLSD body = full_model_data["asset_resources"];
 		dump_llsd_to_file(body,make_dump_name("whole_model_body_",dump_num));
+		LLCurlRequest::headers_t headers;
 		mCurlRequest->post(mWholeModelUploadURL, headers, body,
-						   new LLWholeModelUploadResponder(this, model_data));
+						   new LLWholeModelUploadResponder(this, full_model_data, mUploadObserverHandle), mMeshUploadTimeOut);
 		do
 		{
 			mCurlRequest->process();
@@ -1719,22 +1542,34 @@ void LLMeshUploadThread::doWholeModelUpload()
 	mFinished = true;
 }
 
-void LLMeshUploadThread::uploadModel(LLMeshUploadData& data)
-{ //called from arbitrary thread
-	{
-		LLMutexLock lock(mMutex);
-		mUploadQ.push(data);
-	}
-}
+void LLMeshUploadThread::requestWholeModelFee()
+{
+	dump_num++;
 
-void LLMeshUploadThread::uploadTexture(LLTextureUploadData& data)
-{ //called from mesh upload thread
-	mTextureQ.push(data);	
-}
+	mCurlRequest = new LLCurlRequest();
+
+	generateHulls();
 
+	LLSD model_data;
+	wholeModelToLLSD(model_data,false);
+	dump_llsd_to_file(model_data,make_dump_name("whole_model_fee_request_",dump_num));
 
-static LLFastTimer::DeclareTimer FTM_NOTIFY_MESH_LOADED("Notify Loaded");
-static LLFastTimer::DeclareTimer FTM_NOTIFY_MESH_UNAVAILABLE("Notify Unavailable");
+	mPendingUploads++;
+	LLCurlRequest::headers_t headers;
+	mCurlRequest->post(mWholeModelFeeCapability, headers, model_data,
+					   new LLWholeModelFeeResponder(this,model_data, mFeeObserverHandle), mMeshUploadTimeOut);
+
+	do
+	{
+		mCurlRequest->process();
+	} while (mCurlRequest->getQueued() > 0);
+
+	delete mCurlRequest;
+	mCurlRequest = NULL;
+
+	// Currently a no-op.
+	mFinished = true;
+}
 
 void LLMeshRepoThread::notifyLoadedMeshes()
 {
@@ -1799,7 +1634,9 @@ S32 LLMeshRepository::getActualMeshLOD(LLSD& header, S32 lod)
 {
 	lod = llclamp(lod, 0, 3);
 
-	if (header.has("404"))
+	S32 version = header["version"];
+
+	if (header.has("404") || version > MAX_MESH_VERSION)
 	{
 		return -1;
 	}
@@ -2135,54 +1972,59 @@ void LLMeshHeaderResponder::completedRaw(U32 status, const std::string& reason,
 		LLUUID mesh_id = mMeshParams.getSculptID();
 		LLSD header = gMeshRepo.mThread->mMeshHeader[mesh_id];
 
-		std::stringstream str;
+		S32 version = header["version"].asInteger();
 
-		S32 lod_bytes = 0;
+		if (version <= MAX_MESH_VERSION)
+		{
+			std::stringstream str;
 
-		for (U32 i = 0; i < LLModel::LOD_PHYSICS; ++i)
-		{ //figure out how many bytes we'll need to reserve in the file
-			std::string lod_name = header_lod[i];
-			lod_bytes = llmax(lod_bytes, header[lod_name]["offset"].asInteger()+header[lod_name]["size"].asInteger());
-		}
+			S32 lod_bytes = 0;
+
+			for (U32 i = 0; i < LLModel::LOD_PHYSICS; ++i)
+			{ //figure out how many bytes we'll need to reserve in the file
+				std::string lod_name = header_lod[i];
+				lod_bytes = llmax(lod_bytes, header[lod_name]["offset"].asInteger()+header[lod_name]["size"].asInteger());
+			}
 		
-		//just in case skin info or decomposition is at the end of the file (which it shouldn't be)
-		lod_bytes = llmax(lod_bytes, header["skin"]["offset"].asInteger() + header["skin"]["size"].asInteger());
-		lod_bytes = llmax(lod_bytes, header["physics_convex"]["offset"].asInteger() + header["physics_convex"]["size"].asInteger());
+			//just in case skin info or decomposition is at the end of the file (which it shouldn't be)
+			lod_bytes = llmax(lod_bytes, header["skin"]["offset"].asInteger() + header["skin"]["size"].asInteger());
+			lod_bytes = llmax(lod_bytes, header["physics_convex"]["offset"].asInteger() + header["physics_convex"]["size"].asInteger());
 
-		S32 header_bytes = (S32) gMeshRepo.mThread->mMeshHeaderSize[mesh_id];
-		S32 bytes = lod_bytes + header_bytes; 
+			S32 header_bytes = (S32) gMeshRepo.mThread->mMeshHeaderSize[mesh_id];
+			S32 bytes = lod_bytes + header_bytes; 
 
 		
-		//it's possible for the remote asset to have more data than is needed for the local cache
-		//only allocate as much space in the VFS as is needed for the local cache
-		data_size = llmin(data_size, bytes);
+			//it's possible for the remote asset to have more data than is needed for the local cache
+			//only allocate as much space in the VFS as is needed for the local cache
+			data_size = llmin(data_size, bytes);
 
-		LLVFile file(gVFS, mesh_id, LLAssetType::AT_MESH, LLVFile::WRITE);
-		if (file.getMaxSize() >= bytes || file.setMaxSize(bytes))
-		{
-			LLMeshRepository::sCacheBytesWritten += data_size;
+			LLVFile file(gVFS, mesh_id, LLAssetType::AT_MESH, LLVFile::WRITE);
+			if (file.getMaxSize() >= bytes || file.setMaxSize(bytes))
+			{
+				LLMeshRepository::sCacheBytesWritten += data_size;
 
-			file.write((const U8*) data, data_size);
+				file.write((const U8*) data, data_size);
 			
-			//zero out the rest of the file 
-			U8 block[4096];
-			memset(block, 0, 4096);
+				//zero out the rest of the file 
+				U8 block[4096];
+				memset(block, 0, 4096);
 
-			while (bytes-file.tell() > 4096)
-			{
-				file.write(block, 4096);
-			}
+				while (bytes-file.tell() > 4096)
+				{
+					file.write(block, 4096);
+				}
 
-			S32 remaining = bytes-file.tell();
+				S32 remaining = bytes-file.tell();
 
-			if (remaining < 0 || remaining > 4096)
-			{
-				llerrs << "Bad padding of mesh asset cache entry." << llendl;
-			}
+				if (remaining < 0 || remaining > 4096)
+				{
+					llerrs << "Bad padding of mesh asset cache entry." << llendl;
+				}
 
-			if (remaining > 0)
-			{
-				file.write(block, remaining);
+				if (remaining > 0)
+				{
+					file.write(block, remaining);
+				}
 			}
 		}
 	}
@@ -2292,8 +2134,6 @@ S32 LLMeshRepository::loadMesh(LLVOVolume* vobj, const LLVolumeParams& mesh_para
 		return detail;
 	}
 
-	LLFastTimer t(FTM_LOAD_MESH); 
-
 	{
 		LLMutexLock lock(mMeshMutex);
 		//add volume to list of loading meshes
@@ -2369,11 +2209,6 @@ S32 LLMeshRepository::loadMesh(LLVOVolume* vobj, const LLVolumeParams& mesh_para
 	return detail;
 }
 
-static LLFastTimer::DeclareTimer FTM_START_MESH_THREAD("Start Thread");
-static LLFastTimer::DeclareTimer FTM_LOAD_MESH_LOD("Load LOD");
-static LLFastTimer::DeclareTimer FTM_MESH_LOCK1("Lock 1");
-static LLFastTimer::DeclareTimer FTM_MESH_LOCK2("Lock 2");
-
 void LLMeshRepository::notifyLoadedMeshes()
 { //called from main thread
 
@@ -2414,7 +2249,7 @@ void LLMeshRepository::notifyLoadedMeshes()
 				data.mPostData["name"],
 				data.mPostData["description"],
 				data.mResponse,
-				0);
+				data.mResponse["upload_price"]);
 			
 			mInventoryQ.pop();
 		}
@@ -2439,18 +2274,9 @@ void LLMeshRepository::notifyLoadedMeshes()
 		}
 	}
 
-	LLFastTimer t(FTM_MESH_UPDATE);
-
-	{
-		LLFastTimer t(FTM_MESH_LOCK1);
-		mMeshMutex->lock();	
-	}
-
-	{
-		LLFastTimer t(FTM_MESH_LOCK2);
-		mThread->mMutex->lock();
-	}
-	
+	mMeshMutex->lock();	
+	mThread->mMutex->lock();
+		
 	//popup queued error messages from background threads
 	while (!mUploadErrorQ.empty())
 	{
@@ -2502,7 +2328,6 @@ void LLMeshRepository::notifyLoadedMeshes()
 
 		while (!mPendingRequests.empty() && push_count > 0)
 		{
-			LLFastTimer t(FTM_LOAD_MESH_LOD);
 			LLMeshRepoThread::LODRequest& request = mPendingRequests.front();
 			mThread->loadMeshLOD(request.mMeshParams, request.mLOD);
 			mPendingRequests.erase(mPendingRequests.begin());
@@ -2809,9 +2634,11 @@ LLSD& LLMeshRepoThread::getMeshHeader(const LLUUID& mesh_id)
 
 
 void LLMeshRepository::uploadModel(std::vector<LLModelInstance>& data, LLVector3& scale, bool upload_textures,
-									bool upload_skin, bool upload_joints)
+									bool upload_skin, bool upload_joints, std::string upload_url, bool do_upload,
+								   LLHandle<LLWholeModelFeeObserver> fee_observer, LLHandle<LLWholeModelUploadObserver> upload_observer)
 {
-	LLMeshUploadThread* thread = new LLMeshUploadThread(data, scale, upload_textures, upload_skin, upload_joints);
+	LLMeshUploadThread* thread = new LLMeshUploadThread(data, scale, upload_textures, upload_skin, upload_joints, upload_url, 
+														do_upload, fee_observer, upload_observer);
 	mUploadWaitList.push_back(thread);
 }
 
@@ -2839,101 +2666,6 @@ S32 LLMeshRepository::getMeshSize(const LLUUID& mesh_id, S32 lod)
 
 }
 
-
-void LLMeshUploadThread::doUploadModel(LLMeshUploadData& data)
-{
-	if(isDiscarded())
-	{
-		return ;
-	}
-
-	if (!data.mRSVP.empty())
-	{
-		std::stringstream ostr;
-
-		LLModel::Decomposition& decomp =
-			data.mModel[LLModel::LOD_PHYSICS].notNull() ? 
-			data.mModel[LLModel::LOD_PHYSICS]->mPhysics : 
-			data.mBaseModel->mPhysics;
-
-		decomp.mBaseHull = mHullMap[data.mBaseModel];
-
-		LLModel::writeModel(
-			ostr,  
-			data.mModel[LLModel::LOD_PHYSICS],
-			data.mModel[LLModel::LOD_HIGH],
-			data.mModel[LLModel::LOD_MEDIUM],
-			data.mModel[LLModel::LOD_LOW],
-			data.mModel[LLModel::LOD_IMPOSTOR], 
-			decomp,
-			mUploadSkin,
-			mUploadJoints);
-
-		data.mAssetData = ostr.str();
-
-		LLCurlRequest::headers_t headers;
-		mPendingUploads++;
-
-		mCurlRequest->post(data.mRSVP, headers, data.mAssetData, new LLMeshUploadResponder(data, this));
-	}
-}
-
-void LLMeshUploadThread::doUploadTexture(LLTextureUploadData& data)
-{
-	if(isDiscarded())
-	{
-		return ;
-	}
-
-	if (!data.mRSVP.empty())
-	{
-		std::stringstream ostr;
-		
-		if (!data.mTexture->isRawImageValid())
-		{
-			data.mTexture->reloadRawImage(data.mTexture->getDiscardLevel());
-		}
-
-		if(data.mTexture->hasSavedRawImage())
-		{
-			LLPointer<LLImageJ2C> upload_file = LLViewerTextureList::convertToUploadFile(data.mTexture->getSavedRawImage());
-		
-			ostr.write((const char*) upload_file->getData(), upload_file->getDataSize());
-		}
-
-		data.mAssetData = ostr.str();
-
-		LLCurlRequest::headers_t headers;
-		mPendingUploads++;
-
-		mCurlRequest->post(data.mRSVP, headers, data.mAssetData, new LLTextureUploadResponder(data, this));
-	}
-}
-
-
-void LLMeshUploadThread::onModelUploaded(LLMeshUploadData& data)
-{
-	createObjects(data);
-}
-
-void LLMeshUploadThread::onTextureUploaded(LLTextureUploadData& data)
-{
-	mTextureMap[data.mTexture] = data;
-}
-
-
-void LLMeshUploadThread::createObjects(LLMeshUploadData& data)
-{
-	instance_list& instances = mInstance[data.mBaseModel];
-
-	for (instance_list::iterator iter = instances.begin(); iter != instances.end(); ++iter)
-	{ //create prims that reference given mesh
-		LLModelInstance& instance = *iter;
-		instance.mMeshID = data.mUUID;
-		mInstanceQ.push(instance);
-	}
-}
-
 void LLMeshUploadThread::decomposeMeshMatrix(LLMatrix4& transformation,
 											 LLVector3& result_pos,
 											 LLQuaternion& result_rot,
@@ -2974,147 +2706,6 @@ void LLMeshUploadThread::decomposeMeshMatrix(LLMatrix4& transformation,
 	result_rot = quat_rotation; 
 }
 
-										 
-LLSD LLMeshUploadThread::createObject(LLModelInstance& instance)
-{
-	LLMatrix4 transformation = instance.mTransform;
-
-	llassert(instance.mMeshID.notNull());
-	
-	// check for reflection
-	BOOL reflected = (transformation.determinant() < 0);
-
-	// compute position
-	LLVector3 position = LLVector3(0, 0, 0) * transformation;
-
-	// compute scale
-	LLVector3 x_transformed = LLVector3(1, 0, 0) * transformation - position;
-	LLVector3 y_transformed = LLVector3(0, 1, 0) * transformation - position;
-	LLVector3 z_transformed = LLVector3(0, 0, 1) * transformation - position;
-	F32 x_length = x_transformed.normalize();
-	F32 y_length = y_transformed.normalize();
-	F32 z_length = z_transformed.normalize();
-	LLVector3 scale = LLVector3(x_length, y_length, z_length);
-
-    // adjust for "reflected" geometry
-	LLVector3 x_transformed_reflected = x_transformed;
-	if (reflected)
-	{
-		x_transformed_reflected *= -1.0;
-	}
-	
-	// compute rotation
-	LLMatrix3 rotation_matrix;
-	rotation_matrix.setRows(x_transformed_reflected, y_transformed, z_transformed);
-	LLQuaternion quat_rotation = rotation_matrix.quaternion();
-	quat_rotation.normalize(); // the rotation_matrix might not have been orthoginal.  make it so here.
-	LLVector3 euler_rotation;
-	quat_rotation.getEulerAngles(&euler_rotation.mV[VX], &euler_rotation.mV[VY], &euler_rotation.mV[VZ]);
-
-	//
-	// build parameter block to construct this prim
-	//
-	
-	LLSD object_params;
-
-	// create prim
-
-	// set volume params
-	U8 sculpt_type = LL_SCULPT_TYPE_MESH;
-	if (reflected)
-	{
-		sculpt_type |= LL_SCULPT_FLAG_MIRROR;
-	}
-	LLVolumeParams  volume_params;
-	volume_params.setType( LL_PCODE_PROFILE_SQUARE, LL_PCODE_PATH_LINE );
-	volume_params.setBeginAndEndS( 0.f, 1.f );
-	volume_params.setBeginAndEndT( 0.f, 1.f );
-	volume_params.setRatio  ( 1, 1 );
-	volume_params.setShear  ( 0, 0 );
-	volume_params.setSculptID(instance.mMeshID, sculpt_type);
-	object_params["shape"] = volume_params.asLLSD();
-
-	object_params["material"] = LL_MCODE_WOOD;
-
-	object_params["group-id"] = gAgent.getGroupID();
-	object_params["pos"] = ll_sd_from_vector3(position + mOrigin);
-	object_params["rotation"] = ll_sd_from_quaternion(quat_rotation);
-	object_params["scale"] = ll_sd_from_vector3(scale);
-	object_params["name"] = instance.mLabel;
-
-	// load material from dae file
-	object_params["facelist"] = LLSD::emptyArray();
-	for (S32 i = 0; i < instance.mMaterial.size(); i++)
-	{
-		LLTextureEntry te;
-		LLImportMaterial& mat = instance.mMaterial[i];
-
-		te.setColor(mat.mDiffuseColor);
-
-		LLUUID diffuse_id = mTextureMap[mat.mDiffuseMap].mUUID;
-
-		if (diffuse_id.notNull())
-		{
-			te.setID(diffuse_id);
-		}
-		else
-		{
-			te.setID(LLUUID("5748decc-f629-461c-9a36-a35a221fe21f")); // blank texture
-		}
-
-		te.setFullbright(mat.mFullbright);
-
-		object_params["facelist"][i] = te.asLLSD();
-	}
-
-	// set extra parameters
-	LLSculptParams sculpt_params;
-	sculpt_params.setSculptTexture(instance.mMeshID);
-	sculpt_params.setSculptType(sculpt_type);
-	U8 buffer[MAX_OBJECT_PARAMS_SIZE+1];
-	LLDataPackerBinaryBuffer dp(buffer, MAX_OBJECT_PARAMS_SIZE);
-	sculpt_params.pack(dp);
-	std::vector<U8> v(dp.getCurrentSize());
-	memcpy(&v[0], buffer, dp.getCurrentSize());
-	LLSD extra_parameter;
-	extra_parameter["extra_parameter"] = sculpt_params.mType;
-	extra_parameter["param_data"] = v;
-	object_params["extra_parameters"].append(extra_parameter);
-
-	LLPermissions perm;
-	perm.setOwnerAndGroup(gAgent.getID(), gAgent.getID(), LLUUID::null, false);
-	perm.setCreator(gAgent.getID());
-
-	perm.initMasks(PERM_ITEM_UNRESTRICTED | PERM_MOVE, //base
-				   PERM_ITEM_UNRESTRICTED | PERM_MOVE, //owner
-				   LLFloaterPerms::getEveryonePerms(),
-				   LLFloaterPerms::getGroupPerms(),
-				   LLFloaterPerms::getNextOwnerPerms());
-		
-	object_params["permissions"] = ll_create_sd_from_permissions(perm);
-
-	object_params["physics_shape_type"] = (U8)(LLViewerObject::PHYSICS_SHAPE_CONVEX_HULL);
-
-	return object_params;
-}
-
-void LLMeshUploadThread::priceResult(LLMeshUploadData& data, const LLSD& content)
-{
-	mPendingCost += content["upload_price"].asInteger();
-	data.mRSVP = content["rsvp"].asString();
-
-	mConfirmedQ.push(data);
-}
-
-void LLMeshUploadThread::priceResult(LLTextureUploadData& data, const LLSD& content)
-{
-	mPendingCost += content["upload_price"].asInteger();
-	data.mRSVP = content["rsvp"].asString();
-
-	mConfirmedTextureQ.push(data);
-}
-
-
 bool LLImportMaterial::operator<(const LLImportMaterial &rhs) const
 {
 	if (mDiffuseMap != rhs.mDiffuseMap)
@@ -3137,6 +2728,11 @@ bool LLImportMaterial::operator<(const LLImportMaterial &rhs) const
 		return mDiffuseColor < rhs.mDiffuseColor;
 	}
 
+	if (mBinding != rhs.mBinding)
+	{
+		return mBinding < rhs.mBinding;
+	}
+
 	return mFullbright < rhs.mFullbright;
 }
 
@@ -3158,55 +2754,66 @@ void LLMeshRepository::uploadError(LLSD& args)
 //static
 F32 LLMeshRepository::getStreamingCost(LLSD& header, F32 radius, S32* bytes, S32* bytes_visible, S32 lod)
 {
-	F32 dlowest = llmin(radius/0.03f, 256.f);
-	F32 dlow = llmin(radius/0.06f, 256.f);
-	F32 dmid = llmin(radius/0.24f, 256.f);
+	F32 max_distance = 512.f;
+
+	F32 dlowest = llmin(radius/0.03f, max_distance);
+	F32 dlow = llmin(radius/0.06f, max_distance);
+	F32 dmid = llmin(radius/0.24f, max_distance);
 	
-	F32 bytes_lowest = header["lowest_lod"]["size"].asReal()/1024.f;
-	F32 bytes_low = header["low_lod"]["size"].asReal()/1024.f;
-	F32 bytes_mid = header["medium_lod"]["size"].asReal()/1024.f;
-	F32 bytes_high = header["high_lod"]["size"].asReal()/1024.f;
+	F32 METADATA_DISCOUNT = (F32) gSavedSettings.getU32("MeshMetaDataDiscount");  //discount 128 bytes to cover the cost of LLSD tags and compression domain overhead
+	F32 MINIMUM_SIZE = (F32) gSavedSettings.getU32("MeshMinimumByteSize"); //make sure nothing is "free"
 
-	if (bytes)
-	{
-		*bytes = 0;
-		*bytes += header["lowest_lod"]["size"].asInteger();
-		*bytes += header["low_lod"]["size"].asInteger();
-		*bytes += header["medium_lod"]["size"].asInteger();
-		*bytes += header["high_lod"]["size"].asInteger();
-	}
+	F32 bytes_per_triangle = (F32) gSavedSettings.getU32("MeshBytesPerTriangle");
 
+	S32 bytes_lowest = header["lowest_lod"]["size"].asInteger();
+	S32 bytes_low = header["low_lod"]["size"].asInteger();
+	S32 bytes_mid = header["medium_lod"]["size"].asInteger();
+	S32 bytes_high = header["high_lod"]["size"].asInteger();
 
-	if (bytes_visible)
-	{
-		lod = LLMeshRepository::getActualMeshLOD(header, lod);
-		if (lod >= 0 && lod <= 3)
-		{
-			*bytes_visible = header[header_lod[lod]]["size"].asInteger();
-		}
-	}
-
-	if (bytes_high == 0.f)
+	if (bytes_high == 0)
 	{
 		return 0.f;
 	}
 
-	if (bytes_mid == 0.f)
+	if (bytes_mid == 0)
 	{
 		bytes_mid = bytes_high;
 	}
 
-	if (bytes_low == 0.f)
+	if (bytes_low == 0)
 	{
 		bytes_low = bytes_mid;
 	}
 
-	if (bytes_lowest == 0.f)
+	if (bytes_lowest == 0)
 	{
 		bytes_lowest = bytes_low;
 	}
 
-	F32 max_area = 65536.f;
+	F32 triangles_lowest = llmax((F32) bytes_lowest-METADATA_DISCOUNT, MINIMUM_SIZE)/bytes_per_triangle;
+	F32 triangles_low = llmax((F32) bytes_low-METADATA_DISCOUNT, MINIMUM_SIZE)/bytes_per_triangle;
+	F32 triangles_mid = llmax((F32) bytes_mid-METADATA_DISCOUNT, MINIMUM_SIZE)/bytes_per_triangle;
+	F32 triangles_high = llmax((F32) bytes_high-METADATA_DISCOUNT, MINIMUM_SIZE)/bytes_per_triangle;
+
+	if (bytes)
+	{
+		*bytes = 0;
+		*bytes += header["lowest_lod"]["size"].asInteger();
+		*bytes += header["low_lod"]["size"].asInteger();
+		*bytes += header["medium_lod"]["size"].asInteger();
+		*bytes += header["high_lod"]["size"].asInteger();
+	}
+
+	if (bytes_visible)
+	{
+		lod = LLMeshRepository::getActualMeshLOD(header, lod);
+		if (lod >= 0 && lod <= 3)
+		{
+			*bytes_visible = header[header_lod[lod]]["size"].asInteger();
+		}
+	}
+
+	F32 max_area = 102932.f; //area of circle that encompasses region
 	F32 min_area = 1.f;
 
 	F32 high_area = llmin(F_PI*dmid*dmid, max_area);
@@ -3229,12 +2836,12 @@ F32 LLMeshRepository::getStreamingCost(LLSD& header, F32 radius, S32* bytes, S32
 	low_area /= total_area;
 	lowest_area /= total_area;
 
-	F32 weighted_avg = bytes_high*high_area +
-					   bytes_mid*mid_area +
-					   bytes_low*low_area +
-					  bytes_lowest*lowest_area;
+	F32 weighted_avg = triangles_high*high_area +
+					   triangles_mid*mid_area +
+					   triangles_low*low_area +
+					  triangles_lowest*lowest_area;
 
-	return weighted_avg * gSavedSettings.getF32("MeshStreamingCostScaler");
+	return weighted_avg/gSavedSettings.getU32("MeshTriangleBudget")*15000.f;
 }
 
 
@@ -3760,7 +3367,8 @@ LLModelInstance::LLModelInstance(LLSD& data)
 
 	for (U32 i = 0; i < data["material"].size(); ++i)
 	{
-		mMaterial.push_back(LLImportMaterial(data["material"][i]));
+		LLImportMaterial mat(data["material"][i]);
+		mMaterial[mat.mBinding] = mat;
 	}
 }
 
@@ -3773,9 +3381,10 @@ LLSD LLModelInstance::asLLSD()
 	ret["label"] = mLabel;
 	ret["transform"] = mTransform.getValue();
 	
-	for (U32 i = 0; i < mMaterial.size(); ++i)
+	U32 i = 0;
+	for (std::map<std::string, LLImportMaterial>::iterator iter = mMaterial.begin(); iter != mMaterial.end(); ++iter)
 	{
-		ret["material"][i] = mMaterial[i].asLLSD();
+		ret["material"][i++] = iter->second.asLLSD();
 	}
 
 	return ret;
@@ -3787,6 +3396,7 @@ LLImportMaterial::LLImportMaterial(LLSD& data)
 	mDiffuseMapLabel = data["diffuse"]["label"].asString();
 	mDiffuseColor.setValue(data["diffuse"]["color"]);
 	mFullbright = data["fullbright"].asBoolean();
+	mBinding = data["binding"].asString();
 }
 
 
@@ -3798,7 +3408,8 @@ LLSD LLImportMaterial::asLLSD()
 	ret["diffuse"]["label"] = mDiffuseMapLabel;
 	ret["diffuse"]["color"] = mDiffuseColor.getValue();
 	ret["fullbright"] = mFullbright;
-	
+	ret["binding"] = mBinding;
+
 	return ret;
 }