merge

11 files changed, 925 insertions, 456 deletions

diff --git a/indra/llrender/llvertexbuffer.h b/indra/llrender/llvertexbuffer.h
index 953b7e6757..f40f013306 100644
--- a/indra/llrender/llvertexbuffer.h
+++ b/indra/llrender/llvertexbuffer.h
@@ -198,7 +198,7 @@ public:
 	U8* getIndicesPointer() const			{ return useVBOs() ? (U8*) mAlignedIndexOffset : mMappedIndexData; }
 	U8* getVerticesPointer() const			{ return useVBOs() ? (U8*) mAlignedOffset : mMappedData; }
 	U32 getTypeMask() const					{ return mTypeMask; }
-	BOOL hasDataType(S32 type) const		{ return ((1 << type) & getTypeMask()) ? TRUE : FALSE; }
+	bool hasDataType(S32 type) const		{ return ((1 << type) & getTypeMask()); }
 	S32 getSize() const;
 	S32 getIndicesSize() const				{ return mNumIndices * sizeof(U16); }
 	U8* getMappedData() const				{ return mMappedData; }
diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index a27492f1c0..0be94ce2d1 100755
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -1353,7 +1353,7 @@
     <key>Type</key>
     <string>F32</string>
     <key>Value</key>
-    <real>11.0</real>
+    <real>9.0</real>
   </map>
 
   <key>CameraFocalLength</key>
@@ -1365,21 +1365,32 @@
     <key>Type</key>
     <string>F32</string>
     <key>Value</key>
-    <real>35</real>
+    <real>50</real>
   </map>
 
-  <key>CameraCoCRatio</key>
+  <key>CameraFieldOfView</key>
   <map>
     <key>Comment</key>
-    <string>Ratio of circle of confusion to vertical resolution for DoF effect.</string>
+    <string>Vertical camera field of view for DoF effect (in degrees)</string>
     <key>Persist</key>
     <integer>1</integer>
     <key>Type</key>
     <string>F32</string>
     <key>Value</key>
-    <real>54</real>
+    <real>60.0</real>
   </map>
 
+  <key>CameraAspectRatio</key>
+  <map>
+    <key>Comment</key>
+    <string>Camera aspect ratio for DoF effect</string>
+    <key>Persist</key>
+    <integer>1</integer>
+    <key>Type</key>
+    <string>F32</string>
+    <key>Value</key>
+    <real>1.5</real>
+  </map>
 
   <key>CertStore</key>
     <map>
@@ -6622,9 +6633,9 @@
     <string>Vector3</string>
     <key>Value</key>
     <array>
-      <real>-0.35</real>
+      <real>-0.75</real>
       <real>1</real>
-      <real>0.7</real>
+      <real>1.0</real>
     </array>
   </map>
 
@@ -6638,9 +6649,9 @@
     <string>Vector3</string>
     <key>Value</key>
     <array>
-      <real>-1</real>
-      <real>-1</real>
+      <real>0.5</real>
       <real>-0.6</real>
+      <real>0.4</real>
     </array>
   </map>
   
@@ -6654,9 +6665,9 @@
     <string>Vector3</string>
     <key>Value</key>
     <array>
-      <real>-0.2</real>
+      <real>0.5</real>
       <real>-0.8</real>
-      <real>-0.2</real>
+      <real>0.3</real>
     </array>
   </map>
 
diff --git a/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl b/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl
index 02712e0a5b..7c89c01ea4 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl
@@ -17,8 +17,10 @@ uniform sampler2D bloomMap;
 
 uniform float depth_cutoff;
 uniform float norm_cutoff;
-uniform float near_focal_distance;
-uniform float far_focal_distance;
+uniform float focal_distance;
+uniform float blur_constant;
+uniform float tan_pixel_angle;
+uniform float magnification;
 
 uniform mat4 inv_proj;
 uniform vec2 screen_res;
@@ -39,11 +41,22 @@ void dofSample(inout vec4 diff, inout float w, float fd, float x, float y)
 	vec2 tc = vary_fragcoord.xy+vec2(x,y);
 	float d = getDepth(tc);
 	
-	if (d < fd)
+	float wg = 1.0;
+	//if (d < fd)
+	//{
+	//	diff += texture2DRect(diffuseRect, tc);
+	//	w = 1.0;
+	//}
+	if (d > fd)
 	{
-		diff += texture2DRect(diffuseRect, tc);
-		w += 1.0;
+		wg = max(d/fd, 0.1);
 	}
+	
+	diff += texture2DRect(diffuseRect, tc+vec2(0.5,0.5))*wg*0.25;
+	diff += texture2DRect(diffuseRect, tc+vec2(-0.5,0.5))*wg*0.25;
+	diff += texture2DRect(diffuseRect, tc+vec2(0.5,-0.5))*wg*0.25;
+	diff += texture2DRect(diffuseRect, tc+vec2(-0.5,-0.5))*wg*0.25;
+	w += wg;
 }
 
 void dofSampleNear(inout vec4 diff, inout float w, float x, float y)
@@ -64,22 +77,30 @@ void main()
 	
 	float sc = 0.75;
 	
-	float depth[5];
-	depth[0] = getDepth(tc);
+	float depth;
+	depth = getDepth(tc);
 		
 	vec4 diff = texture2DRect(diffuseRect, vary_fragcoord.xy);
 	
-	if (depth[0] < far_focal_distance)
 	{ //pixel is behind far focal plane
 		float w = 1.0;
 		
-		float fd = (depth[0]-far_focal_distance)*0.5+far_focal_distance;
-		float sc = far_focal_distance - depth[0];
-		sc /= near_focal_distance-far_focal_distance;
+		sc = (abs(depth-focal_distance)/-depth)*blur_constant;
+		
+		sc /= magnification;
+		
+		// tan_pixel_angle = pixel_length/-depth;
+		float pixel_length =  tan_pixel_angle*-focal_distance;
+		
+		sc = sc/pixel_length;
+		
+		//diff.r = sc;
 		
-		sc = sqrt(sc);
+		sc = min(abs(sc), 8.0);
 		
-		sc = min(sc, 8.0);
+		//sc = 4.0;
+		
+		float fd = depth*0.5f;
 		
 		while (sc > 1.0)
 		{
@@ -96,41 +117,10 @@ void main()
 			dofSample(diff,w, fd, sc2,0);
 			sc -= 0.5;
 		}
+		
 		diff /= w;
 	}
-	else
-	{
-		float fd = near_focal_distance;
 		
-		if (depth[0] > fd)
-		{ //pixel is in front of near focal plane
-			//diff.r = 1.0;
-			float w = 1.0;
-			float sc = near_focal_distance-depth[0];
-			sc /= near_focal_distance;
-			sc *= 8.0;
-			sc = min(sc, 8.0);
-						
-			fd = depth[0];
-			while (sc > 1.0)
-			{
-				dofSampleNear(diff,w, sc,sc);
-				dofSampleNear(diff,w, -sc,sc);
-				dofSampleNear(diff,w, sc,-sc);
-				dofSampleNear(diff,w, -sc,-sc);
-				
-				sc -= 0.5;
-				float sc2 = sc*1.414;
-				dofSampleNear(diff,w, 0,sc2);
-				dofSampleNear(diff,w, 0,-sc2);
-				dofSampleNear(diff,w, -sc2,0);
-				dofSampleNear(diff,w, sc2,0);
-				sc -= 0.5;
-			}
-			diff /= w;
-		}	
-	}
-	
 	vec4 bloom = texture2D(bloomMap, vary_fragcoord.xy/screen_res);
 	gl_FragColor = diff + bloom;
 	
diff --git a/indra/newview/llfloatermodelpreview.cpp b/indra/newview/llfloatermodelpreview.cpp
index 9aa8e62885..54277b8557 100644
--- a/indra/newview/llfloatermodelpreview.cpp
+++ b/indra/newview/llfloatermodelpreview.cpp
@@ -67,7 +67,9 @@
 #include "lleconomy.h"
 #include "llfocusmgr.h"
 #include "llfloaterperms.h"
+#include "lliconctrl.h"
 #include "llmatrix4a.h"
+#include "llmenubutton.h"
 #include "llmeshrepository.h"
 #include "llsdutil_math.h"
 #include "lltextbox.h"
@@ -80,17 +82,21 @@
 #include "llvoavatarself.h"
 #include "pipeline.h"
 #include "lluictrlfactory.h"
+#include "llviewermenu.h"
 #include "llviewermenufile.h"
 #include "llviewerregion.h"
+#include "llviewertexturelist.h"
 #include "llstring.h"
 #include "llbutton.h"
 #include "llcheckboxctrl.h"
 #include "llsliderctrl.h"
 #include "llspinctrl.h"
+#include "lltoggleablemenu.h"
 #include "llvfile.h"
 #include "llvfs.h"
 
 
+
 #include "glod/glod.h"
 
 //static
@@ -133,7 +139,7 @@ std::string lod_vertices_name[NUM_LOD+1] =
 	"high_vertices",
 	"I went off the end of the lod_vertices_name array.  Me so smart."
 };
-	
+
 std::string lod_status_name[NUM_LOD+1] =
 {
 	"lowest_status",
@@ -143,6 +149,23 @@ std::string lod_status_name[NUM_LOD+1] =
 	"I went off the end of the lod_status_name array.  Me so smart."
 };
 
+std::string lod_icon_name[NUM_LOD+1] = 
+{
+	"status_icon_lowest",
+	"status_icon_low",
+	"status_icon_medium",
+	"status_icon_high",
+	"I went off the end of the lod_status_name array.  Me so smart."
+};
+
+std::string lod_status_image[NUM_LOD+1] = 
+{
+	"ModelImport_Status_Good",
+	"ModelImport_Status_Warning",
+	"ModelImport_Status_Error",
+	"I went off the end of the lod_status_image array.  Me so smart."
+};
+
 std::string lod_label_name[NUM_LOD+1] =
 {
 	"lowest_label",
@@ -153,7 +176,6 @@ std::string lod_label_name[NUM_LOD+1] =
 };
 
 
-
 bool validate_face(const LLVolumeFace& face)
 {
 	for (U32 i = 0; i < face.mNumIndices; ++i)
@@ -248,21 +270,28 @@ BOOL LLFloaterModelPreview::postBuild()
 		return FALSE;
 	}
 	
+	setViewOption("show_textures", true);
+	
 	childSetAction("lod_browse", onBrowseLOD, this);
-	childSetCommitCallback("lod_triangle_limit", onTriangleLimitCommit, this);
 	
 	childSetCommitCallback("crease_angle", onGenerateNormalsCommit, this);
 	childSetCommitCallback("generate_normals", onGenerateNormalsCommit, this);
 	
-	childSetCommitCallback("show edges", onShowEdgesCommit, this);
 	childSetCommitCallback("lod_generate", onAutoFillCommit, this);
+
+	childSetCommitCallback("lod_mode", onLODParamCommit, this);
+	childSetCommitCallback("lod_error_threshold", onLODParamCommit, this);
+	childSetCommitCallback("lod_triangle_limit", onLODParamCommit, this);
+	childSetCommitCallback("build_operator", onLODParamCommit, this);
+	childSetCommitCallback("queue_mode", onLODParamCommit, this);
+	childSetCommitCallback("border_mode", onLODParamCommit, this);
+	childSetCommitCallback("share_tolerance", onLODParamCommit, this);
 	
 	childSetTextArg("status", "[STATUS]", getString("status_idle"));
 	
 	//childSetLabelArg("ok_btn", "[AMOUNT]", llformat("%d",sUploadAmount));
 	childSetAction("ok_btn", onUpload, this);
 	
-	childSetAction("consolidate", onConsolidate, this);
 	childSetAction("clear_materials", onClearMaterials, this);
 	
 	childSetCommitCallback("preview_lod_combo", onPreviewLODCommit, this);
@@ -279,6 +308,17 @@ BOOL LLFloaterModelPreview::postBuild()
 	childDisable("upload_joints");
 	childDisable("ok_btn"); 
 	
+	mViewOptionMenuButton = getChild<LLMenuButton>("options_gear_btn");
+
+	mCommitCallbackRegistrar.add("ModelImport.ViewOption.Action", boost::bind(&LLFloaterModelPreview::onViewOptionChecked, this, _2));
+	mEnableCallbackRegistrar.add("ModelImport.ViewOption.Check", boost::bind(&LLFloaterModelPreview::isViewOptionChecked, this, _2));
+	mEnableCallbackRegistrar.add("ModelImport.ViewOption.Enabled", boost::bind(&LLFloaterModelPreview::isViewOptionEnabled, this, _2));
+	
+	
+
+	mViewOptionMenu = LLUICtrlFactory::getInstance()->createFromFile<LLToggleableMenu>("menu_model_import_gear_default.xml", gMenuHolder, LLViewerMenuHolderGL::child_registry_t::instance());
+	mViewOptionMenuButton->setMenu(mViewOptionMenu, LLMenuButton::MP_BOTTOM_LEFT);
+
 	initDecompControls();
 	
 	LLView* preview_panel = getChild<LLView>("preview_panel");
@@ -339,21 +379,47 @@ LLFloaterModelPreview::~LLFloaterModelPreview()
 	}
 }
 
-void LLFloaterModelPreview::loadModel(S32 lod)
+void LLFloaterModelPreview::onViewOptionChecked(const LLSD& userdata)
 {
-	 mModelPreview->mLoading = true;
-	
-	(new LLMeshFilePicker(mModelPreview, lod))->getFile();
+	mViewOption[userdata.asString()] = !mViewOption[userdata.asString()];
+	mModelPreview->refresh();
 }
 
-void LLFloaterModelPreview::setLimit(S32 lod, S32 limit)
+bool LLFloaterModelPreview::isViewOptionChecked(const LLSD& userdata)
 {
-	if (limit != mModelPreview->mLimit[lod])
-	{
-		mModelPreview->mLimit[lod] = limit;
-		mModelPreview->genLODs(lod);
-		mModelPreview->setPreviewLOD(lod);
-	}
+	return mViewOption[userdata.asString()];
+}
+
+bool LLFloaterModelPreview::isViewOptionEnabled(const LLSD& userdata)
+{
+	return !mViewOptionDisabled[userdata.asString()];
+}
+
+void LLFloaterModelPreview::setViewOptionEnabled(const std::string& option, bool enabled)
+{
+	mViewOptionDisabled[option] = !enabled;
+}
+
+void LLFloaterModelPreview::enableViewOption(const std::string& option)
+{
+	setViewOptionEnabled(option, true);
+}
+
+void LLFloaterModelPreview::disableViewOption(const std::string& option)
+{
+	setViewOptionEnabled(option, false);
+}
+
+void LLFloaterModelPreview::setViewOption(const std::string& option, bool value)
+{
+	mViewOption[option] = value;
+}
+
+void LLFloaterModelPreview::loadModel(S32 lod)
+{
+	mModelPreview->mLoading = true;
+	
+	(new LLMeshFilePicker(mModelPreview, lod))->getFile();
 }
 
 //static 
@@ -419,30 +485,6 @@ void LLFloaterModelPreview::onPreviewLODCommit(LLUICtrl* ctrl, void* userdata)
 	fp->mModelPreview->setPreviewLOD(which_mode);
 }
 
-//static 
-void LLFloaterModelPreview::setLimit(S32 lod, void* userdata)
-{
-	LLFloaterModelPreview *fp =(LLFloaterModelPreview *)userdata;
-	
-	if (!fp->mModelPreview)
-	{
-		return;
-	}
-	
-	S32 limit = fp->childGetValue("lod_triangle_limit").asInteger();
-	
-	
-	fp->setLimit(lod, limit);
-}
-
-//static 
-void LLFloaterModelPreview::onTriangleLimitCommit(LLUICtrl* ctrl, void* userdata)
-{
-	LLFloaterModelPreview* fp = (LLFloaterModelPreview*) userdata;
-
-	LLFloaterModelPreview::setLimit(fp->mModelPreview->mPreviewLOD, userdata);
-}
-
 //static
 void LLFloaterModelPreview::onGenerateNormalsCommit(LLUICtrl* ctrl, void* userdata)
 {
@@ -452,14 +494,6 @@ void LLFloaterModelPreview::onGenerateNormalsCommit(LLUICtrl* ctrl, void* userda
 }
 
 //static
-void LLFloaterModelPreview::onShowEdgesCommit(LLUICtrl* ctrl, void* userdata)
-{
-	LLFloaterModelPreview* fp = (LLFloaterModelPreview*) userdata;
-	
-	fp->mModelPreview->refresh();
-}
-
-//static
 void LLFloaterModelPreview::onExplodeCommit(LLUICtrl* ctrl, void* userdata)
 {
 	LLFloaterModelPreview* fp = LLFloaterModelPreview::sInstance;
@@ -475,6 +509,15 @@ void LLFloaterModelPreview::onAutoFillCommit(LLUICtrl* ctrl, void* userdata)
 	fp->mModelPreview->genLODs();
 }
 
+//static 
+void LLFloaterModelPreview::onLODParamCommit(LLUICtrl* ctrl, void* userdata)
+{
+	LLFloaterModelPreview* fp = (LLFloaterModelPreview*) userdata;
+	fp->mModelPreview->genLODs(fp->mModelPreview->mPreviewLOD);
+	fp->mModelPreview->updateStatusMessages();
+	fp->mModelPreview->refresh();
+}
+
 
 //-----------------------------------------------------------------------------
 // draw()
@@ -877,7 +920,6 @@ void LLFloaterModelPreview::initDecompControls()
 		
 	childSetCommitCallback("physics_layer", LLFloaterModelPreview::refresh, LLFloaterModelPreview::sInstance);
 	childSetCommitCallback("physics_explode", LLFloaterModelPreview::onExplodeCommit, this);
-	childSetCommitCallback("show physics", LLFloaterModelPreview::refresh, this);
 }
 
 //-----------------------------------------------------------------------------
@@ -1970,13 +2012,15 @@ LLModelPreview::LLModelPreview(S32 width, S32 height, LLFloater* fmp)
 	mTextureName = 0;
 	mPreviewLOD = 0;
 	mModelLoader = NULL;
+	mMaxTriangleLimit = 0;
 	mDirty = false;
+	mGenLOD = false;
 	mLoading = false;
-	
-	for (U32 i = 0; i < LLModel::NUM_LODS; i++)
-	{
-		mLimit[i] = 0;
-	}
+	mGroup = 0;
+	mBuildShareTolerance = 0.f;
+	mBuildQueueMode = GLOD_QUEUE_GREEDY;
+	mBuildBorderMode = GLOD_BORDER_UNLOCK;
+	mBuildOperator = GLOD_OPERATOR_HALF_EDGE_COLLAPSE;
 	
 	mFMP = fmp;
 	
@@ -2216,22 +2260,9 @@ void LLModelPreview::loadModel(std::string filename, S32 lod)
 	
 	mLODFile[lod] = filename;
 
-	if (lod == 3 && !mGroup.empty())
+	if (lod == LLModel::LOD_HIGH)
 	{
-		for (std::map<LLPointer<LLModel>, U32>::iterator iter = mGroup.begin(); iter != mGroup.end(); ++iter)
-		{
-			glodDeleteGroup(iter->second);
-			stop_gloderror();
-		}
-		
-		for (std::map<LLPointer<LLModel>, U32>::iterator iter = mObject.begin(); iter != mObject.end(); ++iter)
-		{
-			glodDeleteObject(iter->second);
-			stop_gloderror();
-		}
-		
-		mGroup.clear();
-		mObject.clear();
+		clearGLODGroup();
 	}
 	
 	mModelLoader = new LLModelLoader(filename, lod, this);
@@ -2270,6 +2301,7 @@ void LLModelPreview::setPhysicsFromLOD(S32 lod)
 		mVertexBuffer[LLModel::LOD_PHYSICS].clear();
 		rebuildUploadData();
 		refresh();
+		updateStatusMessages();
 	}
 }
 
@@ -2288,6 +2320,7 @@ void LLModelPreview::clearIncompatible(S32 lod)
 				if (i == LLModel::LOD_HIGH)
 				{
 					mBaseModel = mModel[lod];
+					clearGLODGroup();
 					mBaseScene = mScene[lod];
 					mVertexBuffer[5].clear();
 				}
@@ -2296,6 +2329,23 @@ void LLModelPreview::clearIncompatible(S32 lod)
 	}
 }
 
+void LLModelPreview::clearGLODGroup()
+{
+	if (mGroup)
+	{
+		for (std::map<LLPointer<LLModel>, U32>::iterator iter = mObject.begin(); iter != mObject.end(); ++iter)
+		{
+			glodDeleteObject(iter->second);
+			stop_gloderror();
+		}
+		mObject.clear();
+
+		glodDeleteGroup(mGroup);
+		stop_gloderror();
+		mGroup = 0;
+	}
+}
+
 void LLModelPreview::loadModelCallback(S32 lod)
 { //NOT the main thread
 	LLMutexLock lock(this);
@@ -2318,16 +2368,22 @@ void LLModelPreview::loadModelCallback(S32 lod)
 	
 	if (lod == LLModel::LOD_HIGH)
 	{ //save a copy of the highest LOD for automatic LOD manipulation
+		if (mBaseModel.empty())
+		{ //first time we've loaded a model, auto-gen LoD
+			mGenLOD = true;
+		}
+
 		mBaseModel = mModel[lod];
+		clearGLODGroup();
+
 		mBaseScene = mScene[lod];
 		mVertexBuffer[5].clear();
-		//mModel[lod] = NULL;
 	}
 	
 	clearIncompatible(lod);
 	
 	mDirty = true;
-	
+		
 	if (lod == LLModel::LOD_HIGH)
 	{
 		resetPreviewTarget();
@@ -2547,6 +2603,7 @@ void LLModelPreview::consolidate()
 	{
 		mBaseScene = new_scene;
 		mBaseModel = new_model;
+		clearGLODGroup();
 		mVertexBuffer[5].clear();
 	}
 	
@@ -2589,6 +2646,7 @@ void LLModelPreview::clearMaterials()
 	{
 		mBaseScene = mScene[mPreviewLOD];
 		mBaseModel = mModel[mPreviewLOD];
+		clearGLODGroup();
 		mVertexBuffer[5].clear();
 	}
 	
@@ -2630,11 +2688,6 @@ void LLModelPreview::genLODs(S32 which_lod)
 	
 	S32 limit = -1;
 	
-	if (which_lod != -1)
-	{
-		limit = mLimit[which_lod];
-	}
-	
 	U32 triangle_count = 0;
 	
 	for (LLModelLoader::model_list::iterator iter = mBaseModel.begin(); iter != mBaseModel.end(); ++iter)
@@ -2650,37 +2703,132 @@ void LLModelPreview::genLODs(S32 which_lod)
 	
 	U32 type_mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0;
 	
-	if (mGroup[mBaseModel[0]] == 0)
-	{ //clear LOD maps
-		mGroup.clear();
-		mObject.clear();
-		mPercentage.clear();
-		mPatch.clear();
+	U32 lod_mode = 0;
+	
+	LLCtrlSelectionInterface* iface = mFMP->childGetSelectionInterface("lod_mode");
+	if (iface)
+	{
+		lod_mode = iface->getFirstSelectedIndex();
 	}
+
+	F32 lod_error_threshold = mFMP->childGetValue("lod_error_threshold").asReal();
 	
-	for (LLModelLoader::model_list::iterator iter = mBaseModel.begin(); iter != mBaseModel.end(); ++iter)
-	{ //build GLOD objects for each model in base model list
-		LLModel* mdl = *iter;
-		if (mGroup[mdl] == 0)
+	if (lod_mode == 0)
+	{
+		lod_mode = GLOD_TRIANGLE_BUDGET;
+		if (which_lod != -1)
 		{
-			mGroup[mdl] = cur_name++;
-			mObject[mdl] = cur_name++;
-			
-			glodNewGroup(mGroup[mdl]);
-			stop_gloderror();
-			
-			glodGroupParameteri(mGroup[mdl], GLOD_ADAPT_MODE, GLOD_TRIANGLE_BUDGET);
-			stop_gloderror();		
-			
-			glodGroupParameteri(mGroup[mdl], GLOD_ERROR_MODE, GLOD_OBJECT_SPACE_ERROR);
-			stop_gloderror();
+			limit = mFMP->childGetValue("lod_triangle_limit").asInteger();
+		}
+	}
+	else
+	{
+		lod_mode = GLOD_ERROR_THRESHOLD;
+	}
+
+	U32 build_operator = 0;
+
+	iface = mFMP->childGetSelectionInterface("build_operator");
+	if (iface)
+	{
+		build_operator = iface->getFirstSelectedIndex();
+	}
+
+	if (build_operator == 0)
+	{
+		build_operator = GLOD_OPERATOR_HALF_EDGE_COLLAPSE;
+	}
+	else
+	{
+		build_operator = GLOD_OPERATOR_EDGE_COLLAPSE;
+	}
+
+	U32 queue_mode;
+	iface = mFMP->childGetSelectionInterface("queue_mode");
+	if (iface)
+	{
+		queue_mode = iface->getFirstSelectedIndex();
+	}
+
+	if (queue_mode == 0)
+	{
+		queue_mode = GLOD_QUEUE_GREEDY;
+	}
+	else if (queue_mode == 1)
+	{
+		queue_mode = GLOD_QUEUE_LAZY;
+	}
+	else
+	{
+		queue_mode = GLOD_QUEUE_INDEPENDENT;
+	}
+
+	U32 border_mode = 0;
+
+	iface = mFMP->childGetSelectionInterface("border_mode");
+	if (iface)
+	{
+		border_mode = iface->getFirstSelectedIndex();
+	}
+
+	if (border_mode == 0)
+	{
+		border_mode = GLOD_BORDER_UNLOCK;
+	}
+	else
+	{
+		border_mode = GLOD_BORDER_LOCK;
+	}
+
+	bool object_dirty = false;
+	if (border_mode != mBuildBorderMode)
+	{
+		mBuildBorderMode = border_mode;
+		object_dirty = true;
+	}
+
+	if (queue_mode != mBuildQueueMode)
+	{
+		mBuildQueueMode = queue_mode;
+		object_dirty = true;
+	}
+
+	if (build_operator != mBuildOperator)
+	{
+		mBuildOperator = build_operator;
+		object_dirty = true;
+	}
+
+	F32 share_tolerance = mFMP->childGetValue("share_tolerance").asReal();
+	if (share_tolerance != mBuildShareTolerance)
+	{
+		mBuildShareTolerance = share_tolerance;
+		object_dirty = true;
+	}
+
+	if (mGroup == 0)
+	{
+		object_dirty = true;
+		mGroup = cur_name++;
+		glodNewGroup(mGroup);
+	}
+
+	if (object_dirty)
+	{
+		for (LLModelLoader::model_list::iterator iter = mBaseModel.begin(); iter != mBaseModel.end(); ++iter)
+		{ //build GLOD objects for each model in base model list
+			LLModel* mdl = *iter;
 			
-			glodGroupParameterf(mGroup[mdl], GLOD_OBJECT_SPACE_ERROR_THRESHOLD, 0.025f);
-			stop_gloderror();
+			if (mObject[mdl] != 0)
+			{
+				glodDeleteObject(mObject[mdl]);
+			}
+
+			mObject[mdl] = cur_name++;
 			
-			glodNewObject(mObject[mdl], mGroup[mdl], GLOD_DISCRETE);
+			glodNewObject(mObject[mdl], mGroup, GLOD_DISCRETE);
 			stop_gloderror();
-			
+
 			if (iter == mBaseModel.begin() && !mdl->mSkinWeights.empty())
 			{ //regenerate vertex buffer for skinned models to prevent animation feedback during LOD generation
 				mVertexBuffer[5].clear();
@@ -2703,38 +2851,22 @@ void LLModelPreview::genLODs(S32 which_lod)
 				tri_count += num_indices/3;
 				stop_gloderror();
 			}
-			
-			//store what percentage of total model (in terms of triangle count) this model makes up
-			mPercentage[mdl] = (F32) tri_count / (F32) base_triangle_count;
-			
-			//build glodobject
+
+			glodObjectParameteri(mObject[mdl], GLOD_BUILD_OPERATOR, build_operator);
+			stop_gloderror();
+
+			glodObjectParameteri(mObject[mdl], GLOD_BUILD_QUEUE_MODE, queue_mode);
+			stop_gloderror();
+
+			glodObjectParameteri(mObject[mdl], GLOD_BUILD_BORDER_MODE, border_mode);
+			stop_gloderror();
+
+			glodObjectParameterf(mObject[mdl], GLOD_BUILD_SHARE_TOLERANCE, share_tolerance);
+			stop_gloderror();
+
 			glodBuildObject(mObject[mdl]);
-			if (stop_gloderror())
-			{
-				glodDeleteGroup(mGroup[mdl]);
-				stop_gloderror();
-				glodDeleteObject(mObject[mdl]);
-				stop_gloderror();
-				
-				mGroup[mdl] = 0;
-				mObject[mdl] = 0;
-				
-				if (which_lod == -1)
-				{
-					mModel[LLModel::LOD_HIGH] = mBaseModel;
-				}
-				
-				return;
-			}
-			
+			stop_gloderror();
 		}
-		
-		//generating LODs for all entries, or this entry has a triangle budget
-		glodGroupParameteri(mGroup[mdl], GLOD_ADAPT_MODE, GLOD_TRIANGLE_BUDGET);
-		stop_gloderror();		
-		
-		glodGroupParameterf(mGroup[mdl], GLOD_OBJECT_SPACE_ERROR_THRESHOLD, 0.025f);
-		stop_gloderror();
 	}
 	
 	
@@ -2746,9 +2878,8 @@ void LLModelPreview::genLODs(S32 which_lod)
 		start = end = which_lod;
 	}
 	
-	LLSpinCtrl* lim = mFMP->getChild<LLSpinCtrl>("lod_triangle_limit", TRUE);
-	lim->setMaxValue(base_triangle_count);
-	
+	mMaxTriangleLimit = base_triangle_count;
+
 	for (S32 lod = start; lod >= end; --lod)
 	{
 		if (which_lod == -1)
@@ -2771,23 +2902,25 @@ void LLModelPreview::genLODs(S32 which_lod)
 		U32 actual_verts = 0;
 		U32 submeshes = 0;
 		
+		glodGroupParameteri(mGroup, GLOD_ADAPT_MODE, lod_mode);
+		stop_gloderror();		
+		
+		glodGroupParameteri(mGroup, GLOD_ERROR_MODE, GLOD_OBJECT_SPACE_ERROR);
+		stop_gloderror();
+		
+		glodGroupParameteri(mGroup, GLOD_MAX_TRIANGLES, triangle_count);
+		stop_gloderror();
+	
+		glodGroupParameterf(mGroup, GLOD_OBJECT_SPACE_ERROR_THRESHOLD, lod_error_threshold);
+		stop_gloderror();
+				
+		glodAdaptGroup(mGroup);
+		stop_gloderror();
+
 		for (U32 mdl_idx = 0; mdl_idx < mBaseModel.size(); ++mdl_idx)
 		{ 
 			LLModel* base = mBaseModel[mdl_idx];
 			
-			U32 target_count = U32(mPercentage[base]*triangle_count);
-			
-			if (target_count < 4)
-			{ 
-				target_count = 4;
-			}
-			
-			glodGroupParameteri(mGroup[base], GLOD_MAX_TRIANGLES, target_count);
-			stop_gloderror();
-			
-			glodAdaptGroup(mGroup[base]);
-			stop_gloderror();
-			
 			GLint patch_count = 0;
 			glodGetObjectParameteriv(mObject[base], GLOD_NUM_PATCHES, &patch_count);
 			stop_gloderror();
@@ -2837,8 +2970,7 @@ void LLModelPreview::genLODs(S32 which_lod)
 				buff->getNormalStrider(norm);
 				buff->getTexCoord0Strider(tc);
 				buff->getIndexStrider(index);
-				
-				
+								
 				target_model->setVolumeFaceData(names[i], pos, norm, tc, index, buff->getNumVerts(), buff->getNumIndices());
 				actual_tris += buff->getNumIndices()/3;
 				actual_verts += buff->getNumVerts();
@@ -2952,17 +3084,26 @@ void LLModelPreview::updateStatusMessages()
 		}
 	}
 	
+	if (mMaxTriangleLimit == 0)
+	{
+		mMaxTriangleLimit = total_tris[LLModel::LOD_HIGH];
+	}
+
+
 	mFMP->childSetTextArg("submeshes_info", "[SUBMESHES]", llformat("%d", total_submeshes[LLModel::LOD_HIGH]));
 	
-	std::string mesh_status_good = mFMP->getString("mesh_status_good");
-	std::string mesh_status_bad = mFMP->getString("mesh_status_bad");
 	std::string mesh_status_na = mFMP->getString("mesh_status_na");
-	std::string mesh_status_none = mFMP->getString("mesh_status_none");
+		
+	S32 upload_status[LLModel::LOD_HIGH+1];
 	
 	bool upload_ok = true;
-	
+
 	for (S32 lod = 0; lod <= LLModel::LOD_HIGH; ++lod)
 	{
+		upload_status[lod] = 0;
+
+		std::string message = "mesh_status_good";
+
 		if (total_tris[lod] > 0)
 		{
 			mFMP->childSetText(lod_triangles_name[lod], llformat("%d", total_tris[lod]));
@@ -2970,26 +3111,40 @@ void LLModelPreview::updateStatusMessages()
 		}
 		else
 		{
+			if (lod == LLModel::LOD_HIGH)
+			{
+				upload_status[lod] = 2;
+				message = "mesh_status_missing_lod";
+			}
+			else
+			{
+				for (S32 i = lod-1; i >= 0; --i)
+				{
+					if (total_tris[i] > 0)
+					{
+						upload_status[lod] = 2;
+						message = "mesh_status_missing_lod";
+					}
+				}
+			}
+
 			mFMP->childSetText(lod_triangles_name[lod], mesh_status_na);
 			mFMP->childSetText(lod_vertices_name[lod], mesh_status_na);
 		}
 		
-		
-		std::string message = mesh_status_good;
-		
 		const U32 lod_high = LLModel::LOD_HIGH;
 		
 		if (lod != lod_high)
 		{
 			if (total_submeshes[lod] && total_submeshes[lod] != total_submeshes[lod_high])
 			{ //number of submeshes is different
-				message = mesh_status_bad;
-				upload_ok = false;
+				message = "mesh_status_submesh_mismatch";
+				upload_status[lod] = 2;
 			}
 			else if (!tris[lod].empty() && tris[lod].size() != tris[lod_high].size())
 			{ //number of meshes is different
-				message = mesh_status_bad;
-				upload_ok = false;
+				message = "mesh_status_mesh_mismatch";
+				upload_status[lod] = 2;
 			}
 			else if (!verts[lod].empty())
 			{
@@ -2997,20 +3152,34 @@ void LLModelPreview::updateStatusMessages()
 				{
 					S32 max_verts = i < verts[lod+1].size() ? verts[lod+1][i] : 0;
 					
-					if (verts[lod][i] > max_verts)
-					{ //too many vertices in this lod
-						message = mesh_status_bad;
-						upload_ok = false;
+					if (max_verts > 0)
+					{
+						if (verts[lod][i] > max_verts)
+						{ //too many vertices in this lod
+							message = "mesh_status_too_many_vertices";
+							upload_status[lod] = 2;
+						}
 					}
 				}
 			}
-			else
-			{ //no mesh
-				message = mesh_status_none;
-			}
 		}
 		
-		mFMP->childSetText(lod_status_name[lod], message);
+		LLIconCtrl* icon = mFMP->getChild<LLIconCtrl>(lod_icon_name[lod]);
+		LLUIImagePtr img = LLUI::getUIImage(lod_status_image[upload_status[lod]]);
+		icon->setVisible(true);
+		icon->setImage(img);
+		
+		if (upload_status[lod] >= 2)
+		{
+			upload_ok = false;
+		}
+
+		if (lod == mPreviewLOD)
+		{
+			mFMP->childSetText("lod_status_message_text", mFMP->getString(message));
+			icon = mFMP->getChild<LLIconCtrl>("lod_status_message_icon");
+			icon->setImage(img);
+		}
 	}
 	
 	bool errorStateFromLoader = mModelLoader->getLoadState() == LLModelLoader::ERROR_PARSING ? true : false;
@@ -3085,20 +3254,125 @@ void LLModelPreview::updateStatusMessages()
 		mFMP->childSetTextArg("physics_points", "[POINTS]", mesh_status_na);
 	}
 
+	LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
+	if (fmp)
+	{
+		if (phys_tris > 0 || phys_hulls > 0)
+		{
+			if (!fmp->isViewOptionEnabled("show_physics"))
+			{
+				fmp->enableViewOption("show_physics");
+				fmp->setViewOption("show_physics", true);
+			}
+		}
+		else
+		{
+			fmp->disableViewOption("show_physics");
+			fmp->setViewOption("show_physics", false);
+		}
+	}
+
+	const char* lod_controls[] = 
+	{
+		"lod_mode",
+		"lod_triangle_limit",
+		"lod_error_tolerance",
+		"build_operator_text",
+		"queue_mode_text",
+		"border_mode_text",
+		"share_tolerance_text",
+		"build_operator",
+		"queue_mode",
+		"border_mode",
+		"share_tolerance"
+	};
+	const U32 num_lod_controls = sizeof(lod_controls)/sizeof(char*);
+
+	const char* file_controls[] =
+	{
+		"lod_browse",
+		"lod_file"
+	};
+	const U32 num_file_controls = sizeof(file_controls)/sizeof(char*);
+
 	//enable/disable controls based on radio groups
 	if (mFMP->childGetValue("lod_from_file").asBoolean())
 	{ 
-		mFMP->childDisable("lod_triangle_limit");
-		mFMP->childDisable("lod_generate");
-		mFMP->childEnable("lod_file");
-		mFMP->childEnable("lod_browse");
+		for (U32 i = 0; i < num_file_controls; ++i)
+		{
+			mFMP->childEnable(file_controls[i]);
+		}
+
+		for (U32 i = 0; i < num_lod_controls; ++i)
+		{
+			mFMP->childDisable(lod_controls[i]);
+		}
+
+		
 	}
-	else
+	else if (mFMP->childGetValue("lod_auto_generate").asBoolean())
 	{
-		mFMP->childEnable("lod_triangle_limit");
-		mFMP->childEnable("lod_generate");
-		mFMP->childDisable("lod_file");
-		mFMP->childDisable("lod_browse");
+		for (U32 i = 0; i < num_file_controls; ++i)
+		{
+			mFMP->childDisable(file_controls[i]);
+		}
+
+		for (U32 i = 0; i < num_lod_controls; ++i)
+		{
+			mFMP->childEnable(lod_controls[i]);
+		}
+
+		//if (threshold)
+		{	
+			U32 lod_mode = 0;
+			LLCtrlSelectionInterface* iface = mFMP->childGetSelectionInterface("lod_mode");
+			if (iface)
+			{
+				lod_mode = iface->getFirstSelectedIndex();
+			}
+
+			LLSpinCtrl* threshold = mFMP->getChild<LLSpinCtrl>("lod_error_threshold");
+			LLSpinCtrl* limit = mFMP->getChild<LLSpinCtrl>("lod_triangle_limit");
+
+			limit->setMaxValue(mMaxTriangleLimit);
+			limit->setValue(total_tris[mPreviewLOD]);
+
+			if (lod_mode == 0)
+			{
+				limit->setVisible(true);
+				threshold->setVisible(false);
+
+				limit->setMaxValue(mMaxTriangleLimit);
+			}
+			else
+			{
+				limit->setVisible(false);
+				threshold->setVisible(true);
+			}
+		}
+	}
+	else
+	{ // "None" is chosen
+		for (U32 i = 0; i < num_file_controls; ++i)
+		{
+			mFMP->childDisable(file_controls[i]);
+		}
+
+		for (U32 i = 0; i < num_lod_controls; ++i)
+		{
+			mFMP->childDisable(lod_controls[i]);
+		}
+
+		if (!mModel[mPreviewLOD].empty())
+		{
+			mModel[mPreviewLOD].clear();
+			mScene[mPreviewLOD].clear();
+			mVertexBuffer[mPreviewLOD].clear();
+
+			//this can cause phasing issues with the UI, so reenter this function and return
+			updateStatusMessages();
+			return;
+		}
 	}
 
 	if (mFMP->childGetValue("physics_load_from_file").asBoolean())
@@ -3132,7 +3406,7 @@ void LLModelPreview::clearBuffers()
 	}
 }
 
-void LLModelPreview::genBuffers(S32 lod, bool avatar_preview)
+void LLModelPreview::genBuffers(S32 lod, bool include_skin_weights)
 {
 	U32 tri_count = 0;
 	U32 vertex_count = 0;
@@ -3183,7 +3457,7 @@ void LLModelPreview::genBuffers(S32 lod, bool avatar_preview)
 			
 			LLVertexBuffer* vb = NULL;
 			
-			bool skinned = avatar_preview && !mdl->mSkinWeights.empty();
+			bool skinned = include_skin_weights && !mdl->mSkinWeights.empty();
 			
 			U32 mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0;
 			
@@ -3265,7 +3539,17 @@ void LLModelPreview::update()
 		mDirty = false;
 		mResourceCost = calcResourceCost();
 		refresh();
+		updateStatusMessages();
+	}
+
+	if (mGenLOD)
+	{
+		mGenLOD = false;
+		genLODs();
+		refresh();
+		updateStatusMessages();
 	}
+
 }
 
 //-----------------------------------------------------------------------------
@@ -3276,6 +3560,22 @@ BOOL LLModelPreview::render()
 	LLMutexLock lock(this);
 	mNeedsUpdate = FALSE;
 	
+	bool edges = false;
+	bool joint_positions = false;
+	bool skin_weight = false;
+	bool textures = false;
+	bool physics = false;
+
+	LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
+	if (fmp)
+	{
+		edges = fmp->isViewOptionChecked("show_edges");
+		joint_positions = fmp->isViewOptionChecked("show_joint_positions");
+		skin_weight = fmp->isViewOptionChecked("show_skin_weight");
+		textures = fmp->isViewOptionChecked("show_textures");
+		physics = fmp->isViewOptionChecked("show_physics");
+	}
+
 	S32 width = getWidth();
 	S32 height = getHeight();
 	
@@ -3307,7 +3607,7 @@ BOOL LLModelPreview::render()
 		gGL.popMatrix();
 	}
 
-	bool avatar_preview = false;
+	bool has_skin_weights = false;
 	bool upload_skin = mFMP->childGetValue("upload_skin").asBoolean();
 	bool upload_joints = mFMP->childGetValue("upload_joints").asBoolean();
 	
@@ -3319,45 +3619,45 @@ BOOL LLModelPreview::render()
 			LLModel* model = instance.mModel;
 			if (!model->mSkinWeights.empty())
 			{
-				avatar_preview = true;
+				has_skin_weights = true;
 			}
 		}
 	}
-	
-	if (upload_skin && !avatar_preview)
+
+	if (has_skin_weights)
+	{ //model has skin weights, enable view options for skin weights and joint positions
+		if (fmp)
+		{
+			fmp->enableViewOption("show_skin_weight");
+			fmp->setViewOptionEnabled("show_joint_positions", skin_weight);
+		}
+		mFMP->childEnable("upload_skin");
+	}
+	else
 	{
+		mFMP->childDisable("upload_skin");
+		if (fmp)
+		{
+			fmp->setViewOption("show_skin_weight", false);
+			fmp->disableViewOption("show_skin_weight");
+			fmp->disableViewOption("show_joint_positions");
+		}
+		skin_weight = false;
+	}
+	
+	if (upload_skin && !has_skin_weights)
+	{ //can't upload skin weights if model has no skin weights
 		mFMP->childSetValue("upload_skin", false);
 		upload_skin = false;
 	}
 	
 	if (!upload_skin && upload_joints)
-	{
+	{ //can't upload joints if not uploading skin weights
 		mFMP->childSetValue("upload_joints", false);
 		upload_joints = false;
 	}
 	
-	if (!avatar_preview)
-	{
-		mFMP->childDisable("upload_skin");
-	}
-	else
-	{
-		mFMP->childEnable("upload_skin");
-	}
-	
-	if (!upload_skin)
-	{
-		mFMP->childDisable("upload_joints");
-	}
-	else
-	{
-		mFMP->childEnable("upload_joints");
-	}
-	
-	avatar_preview = avatar_preview && upload_skin;
-	
-	
-	mFMP->childSetEnabled("consolidate", !avatar_preview);
+	mFMP->childSetEnabled("upload_joints", upload_skin);
 	
 	F32 explode = mFMP->childGetValue("physics_explode").asReal();
 	
@@ -3376,7 +3676,7 @@ BOOL LLModelPreview::render()
 	F32 z_near = 0.001f;
 	F32 z_far = mCameraDistance+mPreviewScale.magVec()+mCameraOffset.magVec();
 	
-	if (avatar_preview)
+	if (skin_weight)
 	{
 		target_pos = gAgentAvatarp->getPositionAgent();
 		z_near = 0.01f;
@@ -3387,6 +3687,7 @@ BOOL LLModelPreview::render()
 		refresh();
 	}
 	
+	glLoadIdentity();
 	gPipeline.enableLightsPreview();
 
 	LLQuaternion camera_rot = LLQuaternion(mCameraPitch, LLVector3::y_axis) * 
@@ -3411,22 +3712,32 @@ BOOL LLModelPreview::render()
 	
 	if (!mBaseModel.empty() && mVertexBuffer[5].empty())
 	{
-		genBuffers(-1, avatar_preview);
+		genBuffers(-1, skin_weight);
 		//genBuffers(3);
 		//genLODs();
 	}
 	
-	bool physics = mFMP->childGetValue("show physics").asBoolean();
 	S32 physics_idx = mFMP->childGetValue("physics_layer").asInteger();
 	
 	if (!mModel[mPreviewLOD].empty())
 	{
-		if (mVertexBuffer[mPreviewLOD].empty())
+		bool regen = mVertexBuffer[mPreviewLOD].empty();
+		if (!regen)
+		{
+			const std::vector<LLPointer<LLVertexBuffer> >& vb_vec = mVertexBuffer[mPreviewLOD].begin()->second;
+			if (!vb_vec.empty())
+			{
+				const LLVertexBuffer* buff = vb_vec[0];
+				regen = buff->hasDataType(LLVertexBuffer::TYPE_WEIGHT4) != skin_weight;
+			}
+		}
+
+		if (regen)
 		{
-			genBuffers(mPreviewLOD, avatar_preview);
+			genBuffers(mPreviewLOD, skin_weight);
 		}
 		
-		if (!avatar_preview)
+		if (!skin_weight)
 		{
 			for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
 			{
@@ -3450,21 +3761,28 @@ BOOL LLModelPreview::render()
 							
 					buffer->setBuffer(LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0);
 					
-					glColor4fv(instance.mMaterial[i].mDiffuseColor.mV);
-					if (i < instance.mMaterial.size() && instance.mMaterial[i].mDiffuseMap.notNull())
+					if (textures)
 					{
-						gGL.getTexUnit(0)->bind(instance.mMaterial[i].mDiffuseMap, true);
-						if (instance.mMaterial[i].mDiffuseMap->getDiscardLevel() > -1)
+						glColor4fv(instance.mMaterial[i].mDiffuseColor.mV);
+						if (i < instance.mMaterial.size() && instance.mMaterial[i].mDiffuseMap.notNull())
 						{
-							mTextureSet.insert(instance.mMaterial[i].mDiffuseMap);
+							gGL.getTexUnit(0)->bind(instance.mMaterial[i].mDiffuseMap, true);
+							if (instance.mMaterial[i].mDiffuseMap->getDiscardLevel() > -1)
+							{
+								mTextureSet.insert(instance.mMaterial[i].mDiffuseMap);
+							}
 						}
 					}
+					else
+					{
+						glColor4f(1,1,1,1);
+					}
 					
 					buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts()-1, buffer->getNumIndices(), 0);
 					gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
 					glColor3f(0.4f, 0.4f, 0.4f);
 							
-					if (mFMP->childGetValue("show edges").asBoolean())
+					if (edges)
 					{
 						glLineWidth(3.f);
 						glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
@@ -3545,7 +3863,7 @@ BOOL LLModelPreview::render()
 									glColor4ubv(hull_colors[i].mV);
 									buff->drawArrays(LLRender::TRIANGLES, 0, buff->getNumVerts());
 								
-									if (mFMP->childGetValue("show edges").asBoolean())
+									if (edges)
 									{
 										glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
 										glLineWidth(3.f);
@@ -3576,21 +3894,28 @@ BOOL LLModelPreview::render()
 
 							buffer->setBuffer(LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0);
 							
-							glColor4fv(instance.mMaterial[i].mDiffuseColor.mV);
-							if (i < instance.mMaterial.size() && instance.mMaterial[i].mDiffuseMap.notNull())
+							if (textures)
 							{
-								gGL.getTexUnit(0)->bind(instance.mMaterial[i].mDiffuseMap, true);
-								if (instance.mMaterial[i].mDiffuseMap->getDiscardLevel() > -1)
+								glColor4fv(instance.mMaterial[i].mDiffuseColor.mV);
+								if (i < instance.mMaterial.size() && instance.mMaterial[i].mDiffuseMap.notNull())
 								{
-									mTextureSet.insert(instance.mMaterial[i].mDiffuseMap);
+									gGL.getTexUnit(0)->bind(instance.mMaterial[i].mDiffuseMap, true);
+									if (instance.mMaterial[i].mDiffuseMap->getDiscardLevel() > -1)
+									{
+										mTextureSet.insert(instance.mMaterial[i].mDiffuseMap);
+									}
 								}
 							}
+							else
+							{
+								glColor4f(1,1,1,1);
+							}
 							
 							buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts()-1, buffer->getNumIndices(), 0);
 							gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
 							glColor3f(0.4f, 0.4f, 0.4f);
 
-							if (mFMP->childGetValue("show edges").asBoolean() || model == physics_model)
+							if (edges || model == physics_model)
 							{
 								if (model == physics_model)
 								{
@@ -3622,7 +3947,10 @@ BOOL LLModelPreview::render()
 															  LLVector3::z_axis,																	// up
 															  target_pos);											// point of interest
 			
-			avatar->renderCollisionVolumes();
+			if (joint_positions)
+			{
+				avatar->renderCollisionVolumes();
+			}
 			
 			for (LLModelLoader::scene::iterator iter = mScene[mPreviewLOD].begin(); iter != mScene[mPreviewLOD].end(); ++iter)
 			{
@@ -3707,7 +4035,7 @@ BOOL LLModelPreview::render()
 							buffer->draw(LLRender::TRIANGLES, buffer->getNumIndices(), 0);
 							glColor3f(0.4f, 0.4f, 0.4f);
 							
-							if (mFMP->childGetValue("show edges").asBoolean())
+							if (edges)
 							{
 								glLineWidth(3.f);
 								glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
@@ -3788,6 +4116,7 @@ void LLModelPreview::setPreviewLOD(S32 lod)
 		}
 	}
 	refresh();
+	updateStatusMessages();
 }
 
 //static 
@@ -3810,12 +4139,6 @@ void LLFloaterModelPreview::onUpload(void* user_data)
 	mp->closeFloater(false);
 }
 
-//static 
-void LLFloaterModelPreview::onConsolidate(void* user_data)
-{
-	LLFloaterModelPreview* mp = (LLFloaterModelPreview*) user_data;
-	mp->mModelPreview->consolidate();
-}
 
 //static 
 void LLFloaterModelPreview::onClearMaterials(void* user_data)
diff --git a/indra/newview/llfloatermodelpreview.h b/indra/newview/llfloatermodelpreview.h
index a7d43a3d53..e233f3672a 100644
--- a/indra/newview/llfloatermodelpreview.h
+++ b/indra/newview/llfloatermodelpreview.h
@@ -49,6 +49,8 @@ class domProfile_COMMON;
 class domInstance_geometry;
 class domNode;
 class domTranslate;
+class LLMenuButton;
+class LLToggleableMenu;
 
 class LLModelLoader : public LLThread
 {
@@ -146,7 +148,6 @@ public:
 	
 	static void onUpload(void* data);
 	
-	static void onConsolidate(void* data);
 	static void onClearMaterials(void* data);
 	static void onModelDecompositionComplete(LLModel* model, std::vector<LLPointer<LLVertexBuffer> >& physics_mesh);
 	
@@ -156,6 +157,14 @@ public:
 	
 	void			loadModel(S32 lod);
 	
+	void onViewOptionChecked(const LLSD& userdata);
+	bool isViewOptionChecked(const LLSD& userdata);
+	bool isViewOptionEnabled(const LLSD& userdata);
+	void setViewOptionEnabled(const std::string& option, bool enabled);
+	void enableViewOption(const std::string& option);
+	void disableViewOption(const std::string& option);
+	void setViewOption(const std::string& option, bool value);
+
 protected:
 	friend class LLModelPreview;
 	friend class LLMeshFilePicker;
@@ -167,12 +176,10 @@ protected:
 	
 	static void		onPreviewLODCommit(LLUICtrl*,void*);
 	
-	static void		onTriangleLimitCommit(LLUICtrl*,void*);
-	
 	static void		onGenerateNormalsCommit(LLUICtrl*,void*);
 	
 	static void		onAutoFillCommit(LLUICtrl*,void*);
-	static void		onShowEdgesCommit(LLUICtrl*,void*);
+	static void		onLODParamCommit(LLUICtrl*,void*);
 	
 	static void		onExplodeCommit(LLUICtrl*, void*);
 	
@@ -190,9 +197,6 @@ protected:
 	
 	void			draw();
 	
-	static void		setLimit(S32 lod, void* userdata);
-	void			setLimit(S32 lod, S32 limit);
-	
 	void initDecompControls();
 	
 	LLModelPreview*	mModelPreview;
@@ -207,6 +211,13 @@ protected:
 	
 	LLPointer<DecompRequest> mCurRequest;
 	
+	std::map<std::string, bool> mViewOption;
+
+	//use "disabled" as false by default
+	std::map<std::string, bool> mViewOptionDisabled;
+
+	LLMenuButton* mViewOptionMenuButton;
+	LLToggleableMenu* mViewOptionMenu;
 	
 };
 
@@ -256,6 +267,8 @@ class LLModelPreview : public LLViewerDynamicTexture, public LLMutex
 	void clearIncompatible(S32 lod);
 	void updateStatusMessages();
 	bool containsRiggedAsset( void );
+	void clearGLODGroup();
+
 
 	static void	textureLoadedCallback( BOOL success, LLViewerFetchedTexture *src_vi, LLImageRaw* src, LLImageRaw* src_aux, S32 discard_level, BOOL final, void* userdata );
 
@@ -269,6 +282,7 @@ class LLModelPreview : public LLViewerDynamicTexture, public LLMutex
 
 	BOOL        mNeedsUpdate;
 	bool		mDirty;
+	bool		mGenLOD;
 	U32         mTextureName;
 	F32			mCameraDistance;
 	F32			mCameraYaw;
@@ -279,10 +293,16 @@ class LLModelPreview : public LLViewerDynamicTexture, public LLMutex
 	LLVector3	mPreviewScale;
 	S32			mPreviewLOD;
 	U32			mResourceCost;
-	S32			mLimit[LLModel::NUM_LODS];
 	std::string mLODFile[LLModel::NUM_LODS];
 	bool		mLoading;
 
+	//GLOD object parameters (must rebuild object if these change)
+	F32 mBuildShareTolerance;
+	U32 mBuildQueueMode;
+	U32 mBuildOperator;
+	U32 mBuildBorderMode;
+	
+
 	LLModelLoader* mModelLoader;
 
 
@@ -292,11 +312,9 @@ class LLModelPreview : public LLViewerDynamicTexture, public LLMutex
 	LLModelLoader::model_list mModel[LLModel::NUM_LODS];
 	LLModelLoader::model_list mBaseModel;
 
-	std::map<LLPointer<LLModel>, U32> mGroup;
+	U32 mGroup;
 	std::map<LLPointer<LLModel>, U32> mObject;
-	std::map<LLPointer<LLModel>, std::vector<U32> > mPatch;
-	std::map<LLPointer<LLModel>, F32> mPercentage;
-
+	U32 mMaxTriangleLimit;
 	std::map<LLPointer<LLModel>, std::vector<LLPointer<LLVertexBuffer> > > mPhysicsMesh;
 
 	LLMeshUploadThread::instance_list mUploadData;
diff --git a/indra/newview/llmeshreduction.cpp b/indra/newview/llmeshreduction.cpp
index b50b4cf063..14e8dd37b4 100644
--- a/indra/newview/llmeshreduction.cpp
+++ b/indra/newview/llmeshreduction.cpp
@@ -32,19 +32,8 @@
 
 #include "glod/glod.h"
 
-static BOOL stop_gloderror()
-{
-	GLuint error = glodGetError();
-
-	if (error != GLOD_NO_ERROR)
-	{
-		llwarns << "GLOD error detected: " << std::hex << error << llendl;
-		return TRUE;
-	}
-
-	return FALSE;
-}
 
+#if 0 //not used ?
 
 void create_vertex_buffers_from_model(LLModel* model, std::vector<LLPointer <LLVertexBuffer> >& vertex_buffers)
 {
@@ -280,4 +269,4 @@ LLPointer<LLModel> LLMeshReduction::reduce(LLModel* in_model, F32 limit, S32 mod
 	return out_model;
 }
 
-
+#endif
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index f0446b024c..64c24750b7 100644
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -6160,44 +6160,49 @@ void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield)
 		//convert to mm
 		subject_distance *= 1000.f;
 		F32 fnumber = gSavedSettings.getF32("CameraFNumber");
-		F32 focal_length = gSavedSettings.getF32("CameraFocalLength");
-		F32 coc_ratio = gSavedSettings.getF32("CameraCoCRatio");
-
-		F32 coc = coc_ratio/mScreen.getHeight();
-
-		F32 hyperfocal_distance = (focal_length*focal_length)/(fnumber*coc);
-
-		subject_distance = llmin(hyperfocal_distance, subject_distance);
-
-		//adjust focal length for subject distance
-		focal_length = llmax(focal_length, 1.f/(1.f/focal_length - 1.f/subject_distance));
-
-		//adjust focal length for zoom
+		const F32 default_focal_length = gSavedSettings.getF32("CameraFocalLength");
+		
 		F32 fov = LLViewerCamera::getInstance()->getView();
-		focal_length *= 1.f/fov;
-
-		F32 near_focal_distance = hyperfocal_distance*subject_distance/(hyperfocal_distance+subject_distance);
 		
-		//beyond far clip plane is effectively infinity
-		F32 far_focal_distance = 4096.f;
-
-		if (subject_distance < hyperfocal_distance)
-		{
-			far_focal_distance = hyperfocal_distance*subject_distance/(hyperfocal_distance-subject_distance);
-			far_focal_distance /= 1000.f;
-		}
-
-		near_focal_distance /= 1000.f;
+		const F32 default_fov = gSavedSettings.getF32("CameraFieldOfView") * F_PI/180.f;
+		const F32 default_aspect_ratio = gSavedSettings.getF32("CameraAspectRatio");
+		
+		F32 aspect_ratio = (F32) mScreen.getWidth()/(F32)mScreen.getHeight();
+		
+		F32 dv = 2.f*default_focal_length * tanf(default_fov/2.f);
+		F32 dh = 2.f*default_focal_length * tanf(default_fov*default_aspect_ratio/2.f);
 
-		shader->uniform1f("far_focal_distance", -far_focal_distance);
-		shader->uniform1f("near_focal_distance", -near_focal_distance);
+		F32 focal_length = dv/(2*tanf(fov/2.f));
+		 
+		F32 tan_pixel_angle = tanf(LLDrawable::sCurPixelAngle);
+	
+		// from wikipedia -- c = |s2-s1|/s2 * f^2/(N(S1-f))
+		// where	 N = fnumber
+		//			 s2 = dot distance
+		//			 s1 = subject distance
+		//			 f = focal length
+		//	
+
+		F32 blur_constant = focal_length*focal_length/(fnumber*(subject_distance-focal_length));
+		blur_constant /= 1000.f; //convert to meters for shader
+		F32 magnification = focal_length/(subject_distance-focal_length);
+
+		shader->uniform1f("focal_distance", -subject_distance/1000.f);
+		shader->uniform1f("blur_constant", blur_constant);
+		shader->uniform1f("tan_pixel_angle", tanf(1.f/LLDrawable::sCurPixelAngle));
+		shader->uniform1f("magnification", magnification);
 
 		S32 channel = shader->enableTexture(LLViewerShaderMgr::DEFERRED_DIFFUSE, LLTexUnit::TT_RECT_TEXTURE);
 		if (channel > -1)
 		{
 			mScreen.bindTexture(0, channel);
-			gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT);
+			gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR);
 		}
+		//channel = shader->enableTexture(LLViewerShaderMgr::DEFERRED_DEPTH, LLTexUnit::TT_RECT_TEXTURE);
+		//if (channel > -1)
+		//{
+			//gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR);
+		//}
 
 		gGL.begin(LLRender::TRIANGLE_STRIP);
 		gGL.texCoord2f(tc1.mV[0], tc1.mV[1]);
diff --git a/indra/newview/skins/default/textures/textures.xml b/indra/newview/skins/default/textures/textures.xml
index b8030bfa91..e522159181 100644
--- a/indra/newview/skins/default/textures/textures.xml
+++ b/indra/newview/skins/default/textures/textures.xml
@@ -256,6 +256,10 @@ with the same filename but different name
 
   <texture name="menu_separator" file_name="navbar/FileMenu_Divider.png" scale.left="4" scale.top="166" scale.right="0" scale.bottom="0" />
 
+  <texture name="ModelImport_Status_Good" file_name="lag_status_good.tga" preload="false"/>
+  <texture name="ModelImport_Status_Warning" file_name="lag_status_warning.tga" preload="false"/>
+  <texture name="ModelImport_Status_Error" file_name="lag_status_critical.tga" preload="false"/>
+  
   <texture name="MouseLook_View_Off" file_name="bottomtray/MouseLook_view_off.png" preload="false" />
   <texture name="MouseLook_View_On" file_name="bottomtray/MouseLook_view_on.png" preload="false" />
 
diff --git a/indra/newview/skins/default/xui/en/floater_model_preview.xml b/indra/newview/skins/default/xui/en/floater_model_preview.xml
index 779eeacb43..952deb26f9 100644
--- a/indra/newview/skins/default/xui/en/floater_model_preview.xml
+++ b/indra/newview/skins/default/xui/en/floater_model_preview.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes" ?>
 <floater can_close="true" can_drag_on_left="false" can_minimize="false"
-     can_resize="true" height="520" min_height="520" min_width="630"
-     name="Model Preview" title="Upload Model" width="630">
+     can_resize="true" height="550" min_height="550" min_width="620"
+     name="Model Preview" title="Upload Model" width="620">
 
   <string name="status_idle">Idle</string>
   <string name="status_reading_file">Loading...</string>
@@ -10,103 +10,89 @@
   <string name="medium">Medium</string>
   <string name="low">Low</string>
   <string name="lowest">Lowest</string>
-  <string name="mesh_status_good">Good</string>
-  <string name="mesh_status_bad">Bad</string>"
+  <string name="mesh_status_good">Ship it!</string>
   <string name="mesh_status_na">N/A</string>
   <string name="mesh_status_none">None</string>
+  <string name="mesh_status_submesh_mismatch">Levels of detail have a different number of textureable faces.</string>
+  <string name="mesh_status_mesh_mismatch">Levels of detail have a different number of mesh instances.</string>
+  <string name="mesh_status_too_many_vertices">Level of detail has too many vertices.</string>
+  <string name="mesh_status_missing_lod">Missing required level of detail.</string>
   <string name="layer_all">All</string> <!-- Text to display in physics layer combo box for "all layers" -->
 
   <text left="15" bottom="25" follows="top|left" height="15" name="name_label">
     Name:
   </text>
-  <line_editor bottom_delta="20" follows="top|left|right" height="19" max_length="254"
-	     name="description_form" width="310" />
-  <text bottom_delta="24" follows="top|left" height="15" name="preview_label">
+  <line_editor bottom_delta="20" follows="top|left|right" height="19" 
+	     name="description_form" width="290" />
+  
+  <text bottom_delta="20" left="15" follows="left|top" height="15" name="lod_label">
     Preview:
   </text>
+  <combo_box bottom_delta="20" follows="left|top" height="18"
+	     name="preview_lod_combo" width="240" tool_tip="LOD to view in preview render">
+    <combo_item name="lowest">
+      Level of Detail: Lowest
+    </combo_item>
+    <combo_item name="low">
+      Level of Detail: Low
+    </combo_item>
+    <combo_item name="medium">
+      Level of Detail: Medium
+    </combo_item>
+    <combo_item name="high">
+      Level of Detail: High
+    </combo_item>
+  </combo_box>
 
+    <menu_button follows="top|left" 
+         image_hover_unselected="Toolbar_Left_Over"
+         image_overlay="OptionsMenu_Off"
+         image_selected="Toolbar_Left_Selected"
+         image_unselected="Toolbar_Left_Off"
+         layout="topleft"
+         left_pad="5"
+         name="options_gear_btn"
+         width="31"
+         height="25"/>
   <!-- Placeholder panel for 3D preview render -->
   <panel
     name="preview_panel"
     left="15"
-    width="310"
-    height="310"
+    width="290"
+    height="290"
     follows="all"/>
 
-  <text bottom_delta="25" left="15" width="100"  follows="bottom|left" height="15" name="streaming cost">
-    Prim Cost: [COST]
-  </text>
-
-  <text right="320" width="100" height="15" bottom_delta="0" follows="bottom|right" name="status">[STATUS]</text>
-
-  <text bottom_delta="20" left="15" follows="left|bottom" height="15" name="lod_label">
-    Level of Detail:
-  </text>
-  <combo_box bottom_delta="20" follows="left|bottom" list_position="below" height="18"
-	     name="preview_lod_combo" width="90" tool_tip="LOD to view in preview render">
-    <combo_item name="high">
-      High
-    </combo_item>
-    <combo_item name="medium">
-      Medium
-    </combo_item>
-    <combo_item name="lowest">
-      Lowest
-    </combo_item>
-    <combo_item name="low">
-      Low
-    </combo_item>
-  </combo_box>
-
-  <check_box bottom="450" left="125" follows="left|bottom" label="Show Edges" name="show edges" width="120" height="16" tool_tip="Render wireframe in preview window"/>
-  <check_box bottom_delta="15" left="125" follows="left|bottom" label="Show Physics" name="show physics" width="120" height="16" tool_tip="Show physics shape."/>
+  <text bottom_delta="25" left="25" width="100" follows="bottom|left">Upload Details</text>
+  <panel top_pad="5" border="true" left="15" width="290" height="70" follows="bottom|left"
+          bevel_style="in" bg_alpha_color="0 0 0 0" bg_opaque_color="0 0 0 0.3">
+    <text left="25" follows="bottom|left" width="140" height="15" name="streaming cost">
+      Resource Cost: [COST]
+    </text>
+    <text left="25" top_pad="5" width="140" follows="bottom|left" height="15" name="physics cost">
+      Physics Cost: Unknown
+    </text>
+    <text left="25" top_pad="5" follows="bottom|left" height="15" name="upload fee">
+      Upload Fee: N/A
+    </text>
+  </panel>
+
+  <text left="10" bottom="540" width="290" height="15" follows="bottom|left|right" name="status">[STATUS]</text>
 
-  <button bottom="510" follows="bottom|left" height="20" label="Upload"
-	     left="15" width="80" name="ok_btn" tool_tip="Upload to simulator"/>
-  <button left_pad="10" follows="left|bottom" height="20" width="80" label="Cancel" name="cancel_btn"/>
+  
+  <button bottom="540" left="430"  follows="bottom|right" height="20" label="Upload"
+	     width="80" name="ok_btn" tool_tip="Upload to simulator"/>
+  <button left_pad="10" follows="right|bottom" height="20" width="80" label="Cancel" name="cancel_btn"/>
 
   <tab_container
     follows="right|top|bottom"
     top="15"
-    left="330"
-    height="475"
-    width="280"
+    left="310"
+    height="470"
+    width="300"
     name="import_tab"
     border="true"
     tab_position="top">
 
-    <!-- MODIFIERS PANEL -->
-    <panel
-      border="true"
-      label="Modifiers"
-      name="modifiers_panel"
-      left="330"
-      width="280"
-      height="450">
-
-      <text left="10" width="90" bottom="30" follows="top|left" height="15">
-        Scale:
-      </text>
-      <text left_pad="5" width="140" follows="top|left" height="15">
-        Dimensions:
-      </text>
-
-      <spinner left="10" height="20" follows="top|left" width="80" top_pad="5" value="1.0" min_val="0.01" max_val="64.0" name="import_scale"/>
-
-      <text left_pad="20" height="15" name="import_dimensions" follows="top|left">
-        [X] x [Y] x [Z] m
-      </text>
-
-      <text left="10" top_pad="20" follows="top|left" height="15">
-        Include:
-      </text>
-
-      <check_box top_pad="5" name="upload_textures" height="15" follows="top|left" label="Textures"/>
-      <check_box top_pad="5" name="upload_skin" height="15" follows="top|left" label="Skin weight"/>
-      <check_box top_pad="5" left="20" name="upload_joints" height="15" follows="top|left" label="Joint positions"/>
-    </panel>
-
-
     <!-- LOD PANEL -->
     <panel
       border="true"
@@ -124,60 +110,110 @@
       <text valign="center" halign="center" bg_visible="true" name="high_label" left="10" top_pad="0" width="65" height="18" follows="left|top" value="High"/>
       <text valign="center" halign="center" bg_visible="true" name="high_triangles" left_pad="0" width="65" height="18" follows="left|top" value="0"/>
       <text valign="center" halign="center" bg_visible="true" name="high_vertices" left_pad="0" width="65" height="18" follows="left|top" value="0"/>
-      <text valign="center" halign="center" bg_visible="true" name="high_status" left_pad="0" width="65" height="18" follows="left|top" value="Good"/>
+      <text valign="center" halign="center" bg_visible="true" name="high_status" left_pad="0" width="65" height="18" follows="left|top" value=""/>
+      <icon height="16" width="16" image_name="lag_status_critical.tga" mouse_opaque="true" name="status_icon_high" left_delta="20" top_delta="0" />
 
       <text valign="center" halign="center" bg_visible="true" name="medium_label" left="10" top_pad="0" width="65" height="18" follows="left|top" value="Medium"/>
       <text valign="center" halign="center" bg_visible="true" name="medium_triangles" left_pad="0" width="65" height="18" follows="left|top" value="0"/>
       <text valign="center" halign="center" bg_visible="true" name="medium_vertices" left_pad="0" width="65" height="18" follows="left|top" value="0"/>
-      <text valign="center" halign="center" bg_visible="true" name="medium_status" left_pad="0" width="65" height="18" follows="left|top" value="Good"/>
+      <text valign="center" halign="center" bg_visible="true" name="medium_status" left_pad="0" width="65" height="18" follows="left|top" value=""/>
+      <icon height="16" width="16" image_name="lag_status_critical.tga" mouse_opaque="true" name="status_icon_medium" left_delta="20" top_delta="0" />
 
       <text valign="center" halign="center" bg_visible="true" name="low_label" left="10" top_pad="0" width="65" height="18" follows="left|top" value="Low"/>
       <text valign="center" halign="center" bg_visible="true" name="low_triangles" left_pad="0" width="65" height="18" follows="left|top" value="0"/>
       <text valign="center" halign="center" bg_visible="true" name="low_vertices" left_pad="0" width="65" height="18" follows="left|top" value="0"/>
-      <text valign="center" halign="center" bg_visible="true" name="low_status" left_pad="0" width="65" height="18" follows="left|top" value="Good"/>
+      <text valign="center" halign="center" bg_visible="true" name="low_status" left_pad="0" width="65" height="18" follows="left|top" value=""/>
+      <icon height="16" width="16" image_name="lag_status_critical.tga" mouse_opaque="true" name="status_icon_low" left_delta="20" top_delta="0" />
 
       <text valign="center" halign="center" bg_visible="true" name="lowest_label" left="10" top_pad="0" width="65" height="18" follows="left|top" value="Lowest"/>
       <text valign="center" halign="center" bg_visible="true" name="lowest_triangles" left_pad="0" width="65" height="18" follows="left|top" value="0"/>
       <text valign="center" halign="center" bg_visible="true" name="lowest_vertices" left_pad="0" width="65" height="18" follows="left|top" value="0"/>
-      <text valign="center" halign="center" bg_visible="true" name="lowest_status" left_pad="0" width="65" height="18" follows="left|top" value="Good"/>
-
-      <text left="10" width="240" height="15" top_pad="15" follows="left|top" name="lod_tabel_footer">
+      <text valign="center" halign="center" bg_visible="true" name="lowest_status" left_pad="0" width="65" height="18" follows="left|top" value=""/>
+      <icon height="16" width="16" image_name="lag_status_critical.tga" mouse_opaque="true" name="status_icon_lowest" left_delta="20" top_delta="0" />
+      
+      <text left="10" width="240" height="15" top_pad="15" follows="left|top" name="lod_table_footer">
         Level of Detail: [DETAIL]
       </text>
 
-      <text top_pad="10" height="15" follows="left|top">
+      <icon height="16" width="16" left="20" follows="left|top" name="lod_status_message_icon"/>
+      <text left_pad="5" width="200" height="15" follows="left|top" name="lod_status_message_text"/>
+        
+      <text top_pad="10" left="10" height="15" follows="left|top">
         Mesh
       </text>
 
-      <radio_group follows="top|left" height="100" left="30" name="lod_file_or_limit" width="240" value="lod_from_file">
-        <radio_item bottom="85" label="Load from file" name="lod_from_file"/>
-        <radio_item bottom="40" label="Auto generate" name="lod_auuto_generate"/>
+      <radio_group follows="top|left" height="210" left="30" name="lod_file_or_limit" width="240" value="lod_from_file">
+        <radio_item bottom="195" label="Load from file" name="lod_from_file"/>
+        <radio_item bottom="150" label="Auto generate" name="lod_auto_generate"/>
+        <radio_item bottom="0" label="None" name="lod_none"/>
       </radio_group>
 
-      <line_editor follows="left|top" bottom_delta="-60" width="140" left="45" value="" name="lod_file" height="20"/>
+      <line_editor follows="left|top" bottom_delta="-170" width="140" left="45" value="" name="lod_file" height="20"/>
       <button bottom_delta="3" name="lod_browse" label="Browse..." left_pad="5" follows="left|top" width="70" height="25"/>
 
-      <text follows="top|left" top_pad="22" width="140" left="45" height="15">
-        Triangle Limit:
+      <combo_box follows="top|left" name="lod_mode" top_pad="22" width="100" left="45" height="20">
+        <combo_item name="triangle_limit">
+          Triangle Limit
+        </combo_item>
+        <combo_item name="error_threshold">
+          Error Threshold
+        </combo_item>
+      </combo_box>
+      <spinner follows="top|left" name="lod_triangle_limit" left_pad="5" height="20" width="100" decimal_digits="0" enabled="true"/>
+      <spinner left_delta="0" bottom_delta="0"  follows="top|left" name="lod_error_threshold" min_val="0" max_val="100" height="20" width="100" decimal_digits="3" visible="false" enabled="true"/>
+
+      <text follows="top|left" name="build_operator_text" left="45" top_pad="10" width="100" height="15">
+        Build Operator:  
+      </text>
+      <text follows="top|left" name="queue_mode_text" left_pad="5" width="100" height="15">
+        Queue Mode:
+      </text>
+      <combo_box follows="top|left" name="build_operator" top_pad="5" left="45" width="100" height="20">
+        <combo_item name="half_edge_collapse">
+          Half Edge Collapse
+        </combo_item>
+        <combo_item name="edge_collapse">
+          Edge Collapse
+        </combo_item>
+      </combo_box>
+
+      <combo_box follows="top|left" name="queue_mode" left_pad="5" width="100" height="20">
+        <combo_item name="greedy">
+          Greedy
+        </combo_item>
+        <combo_item name="lazy">
+          Lazy
+        </combo_item>
+        <combo_item name="independent">
+          Independent
+        </combo_item>
+      </combo_box>
+
+      <text top_pad="10" name="border_mode_text" left="45" follows="left|top" width="100" height="15">
+        Border Mode:
       </text>
-      <spinner follows="top|left" name="lod_triangle_limit" top_pad="5" height="20" width="60" decimal_digits="0" enabled="true"/>
-
-      <button bottom_delta="3" left_pad="5" name="lod_generate" label="Generate" height="25" width="70" follows="left|top"/>
 
-      <text name="submeshes_info" follows="left|top" left="10" top_pad="7" height="15 width=240">
-        Layers: [SUBMESHES]
+      <text left_pad="5" name="share_tolderance_text"  follows="left|top" width="100" height="15">
+        Share Tolerance:
       </text>
-      <button left="30" follows="top|left" top_pad="5" name="clear_materials" label="Clear Materials" width="100" height="25"/>
-      <button left="30" follows="top|left" top_pad="5" name="consolidate" label="Consolidate" width="100" height="25"/>
 
-      <text left="10" top_pad="10" follows="top|left" width="240" height="15">
-        Normals
+      <combo_box follows="left|top" left="45" height="20" name="border_mode" width="100">
+        <combo_item name="border_unlock">
+          Unlock
+        </combo_item>
+        <combo_item name="border_lock">
+          Lock
+        </combo_item>
+      </combo_box>
+      <spinner follows="left|top" name="share_tolerance" left_pad="5" width="100" height="20"/>
+             
+      <text left="10" top_pad="35" follows="top|left" width="240" height="15">
+        Generate Normals
       </text>
       <text left="35" top_pad="5" follows="top|left" width="100" height="15">
         Crease Angle:
       </text>
-      <spinner follows="top|left" top_pad="5" min_val="0" max_val="180" value="75" width="60" height="20" name="crease_angle"/>
-      <button follows="top|left" bottom_delta="3" left_pad="5" width="140" height="25" label="Generate Normals" name="generate_normals"/>
+      <spinner follows="top|left" left_pad="5" min_val="0" max_val="180" value="75" width="60" height="20" name="crease_angle"/>  
     </panel>
 
     <!--  PANEL -->
@@ -341,8 +377,32 @@
       </panel>
     </panel>
 
-   
-    
+    <!-- MODIFIERS PANEL -->
+    <panel
+      border="true"
+      label="Modifiers"
+      name="modifiers_panel">
+      <text left="10" width="90" bottom="30" follows="top|left" height="15">
+        Scale:
+      </text>
+      <text left_pad="5" width="140" follows="top|left" height="15">
+        Dimensions:
+      </text>
+
+      <spinner left="10" height="20" follows="top|left" width="80" top_pad="5" value="1.0" min_val="0.01" max_val="64.0" name="import_scale"/>
+
+      <text left_pad="20" height="15" name="import_dimensions" follows="top|left">
+        [X] x [Y] x [Z] m
+      </text>
+
+      <text left="10" top_pad="20" follows="top|left" height="15">
+        Include:
+      </text>
+
+      <check_box top_pad="5" name="upload_textures" height="15" follows="top|left" label="Textures"/>
+      <check_box top_pad="5" name="upload_skin" height="15" follows="top|left" label="Skin weight"/>
+      <check_box top_pad="5" left="20" name="upload_joints" height="15" follows="top|left" label="Joint positions"/>
+    </panel>
   </tab_container>
   
   <!--
diff --git a/indra/newview/skins/default/xui/en/menu_model_import_gear_default.xml b/indra/newview/skins/default/xui/en/menu_model_import_gear_default.xml
new file mode 100644
index 0000000000..2650903f88
--- /dev/null
+++ b/indra/newview/skins/default/xui/en/menu_model_import_gear_default.xml
@@ -0,0 +1,79 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes" ?>
+<toggleable_menu
+ bottom="806"
+ layout="topleft"
+ left="0"
+ mouse_opaque="false"
+ name="model_menu_gear_default"
+ visible="false">
+  <menu_item_check
+   label="Show edges"
+   layout="topleft"
+   name="show_edges">
+    <on_click
+       function="ModelImport.ViewOption.Action"
+       parameter="show_edges" />
+    <on_check
+       function="ModelImport.ViewOption.Check"
+       parameter="show_edges" />
+    <on_enable
+			 function="ModelImport.ViewOption.Enabled"
+			 parameter="show_edges" />
+  </menu_item_check>
+  <menu_item_check
+   label="Show physics"
+   layout="topleft"
+   name="show_physics">
+    <on_click
+       function="ModelImport.ViewOption.Action"
+       parameter="show_physics" />
+    <on_check
+       function="ModelImport.ViewOption.Check"
+       parameter="show_physics" />
+    <on_enable
+			 function="ModelImport.ViewOption.Enabled"
+			 parameter="show_physics" />
+  </menu_item_check>
+  <menu_item_check
+  label="Show textures"
+  layout="topleft"
+  name="show_textures">
+    <on_click
+       function="ModelImport.ViewOption.Action"
+       parameter="show_textures" />
+    <on_check
+       function="ModelImport.ViewOption.Check"
+       parameter="show_textures" />
+    <on_enable
+			 function="ModelImport.ViewOption.Enabled"
+			 parameter="show_textures" />
+  </menu_item_check>
+  <menu_item_check
+  label="Show skin weight"
+  layout="topleft"
+  name="show_skin_weight">
+    <on_click
+       function="ModelImport.ViewOption.Action"
+       parameter="show_skin_weight" />
+    <on_check
+       function="ModelImport.ViewOption.Check"
+       parameter="show_skin_weight" />
+    <on_enable
+			 function="ModelImport.ViewOption.Enabled"
+			 parameter="show_skin_weight" />
+  </menu_item_check>
+  <menu_item_check
+  label="Show joint positions"
+  layout="topleft"
+  name="show_joint_positions">
+    <on_click
+       function="ModelImport.ViewOption.Action"
+       parameter="show_joint_positions" />
+    <on_check
+       function="ModelImport.ViewOption.Check"
+       parameter="show_joint_positions" />
+    <on_enable
+			 function="ModelImport.ViewOption.Enabled"
+			 parameter="show_joint_positions" />
+  </menu_item_check>
+</toggleable_menu>
diff --git a/indra/newview/skins/default/xui/en/menu_viewer.xml b/indra/newview/skins/default/xui/en/menu_viewer.xml
index 38833d14df..6c1e9a3082 100644
--- a/indra/newview/skins/default/xui/en/menu_viewer.xml
+++ b/indra/newview/skins/default/xui/en/menu_viewer.xml
@@ -3153,17 +3153,7 @@
             <menu_item_call.on_click
              function="Advanced.LeaveAdminStatus" />
         </menu_item_call>
-		<menu_item_call
-           label="HACK Upload Model..."
-           layout="topleft"
-           name="Upload Model">
-          <menu_item_call.on_click
-             function="File.UploadModel"
-             parameter="" />
-          <menu_item_call.on_enable
-             function="File.EnableUploadModel" />
-        </menu_item_call>
-        <menu_item_check
+		    <menu_item_check
          label="Show Admin Menu"
          name="View Admin Options">
             <menu_item_check.on_enable