#824 Process source files in bulk: replace tabs with spaces, convert CRLF to LF, and trim trailing whitespaces as needed

1 files changed, 1627 insertions, 1627 deletions

diff --git a/indra/llprimitive/llmodel.cpp b/indra/llprimitive/llmodel.cpp
index 7b0d2632aa..236cef9c3f 100644
--- a/indra/llprimitive/llmodel.cpp
+++ b/indra/llprimitive/llmodel.cpp
@@ -1,25 +1,25 @@
-/** 
+/**
  * @file llmodel.cpp
  * @brief Model handling implementation
  *
  * $LicenseInfo:firstyear=2001&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (C) 2010, Linden Research, Inc.
- * 
+ *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation;
  * version 2.1 of the License only.
- * 
+ *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- * 
+ *
  * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
@@ -41,71 +41,71 @@
 
 std::string model_names[] =
 {
-	"lowest_lod",
-	"low_lod",
-	"medium_lod",
-	"high_lod",
-	"physics_mesh"
+    "lowest_lod",
+    "low_lod",
+    "medium_lod",
+    "high_lod",
+    "physics_mesh"
 };
 
 const int MODEL_NAMES_LENGTH = sizeof(model_names) / sizeof(std::string);
 
 LLModel::LLModel(LLVolumeParams& params, F32 detail)
-	: LLVolume(params, detail), 
+    : LLVolume(params, detail),
       mNormalizedScale(1,1,1),
       mNormalizedTranslation(0, 0, 0),
-      mPelvisOffset( 0.0f ), 
-      mStatus(NO_ERRORS), 
+      mPelvisOffset( 0.0f ),
+      mStatus(NO_ERRORS),
       mSubmodelID(0)
 {
-	mDecompID = -1;
-	mLocalID = -1;
+    mDecompID = -1;
+    mLocalID = -1;
 }
 
 LLModel::~LLModel()
 {
-	if (mDecompID >= 0)
-	{
-		LLConvexDecomposition::getInstance()->deleteDecomposition(mDecompID);
-	}
+    if (mDecompID >= 0)
+    {
+        LLConvexDecomposition::getInstance()->deleteDecomposition(mDecompID);
+    }
     mPhysics.mMesh.clear();
 }
 
 //static
 std::string LLModel::getStatusString(U32 status)
 {
-	const static std::string status_strings[(S32)INVALID_STATUS] = {"status_no_error", "status_vertex_number_overflow","bad_element"};
+    const static std::string status_strings[(S32)INVALID_STATUS] = {"status_no_error", "status_vertex_number_overflow","bad_element"};
 
-	if(status < INVALID_STATUS)
-	{
-		if(status_strings[status] == std::string())
-		{
-			//LL_ERRS() << "No valid status string for this status: " << (U32)status << LL_ENDL();
-		}
-		return status_strings[status] ;
-	}
+    if(status < INVALID_STATUS)
+    {
+        if(status_strings[status] == std::string())
+        {
+            //LL_ERRS() << "No valid status string for this status: " << (U32)status << LL_ENDL();
+        }
+        return status_strings[status] ;
+    }
 
-	//LL_ERRS() << "Invalid model status: " << (U32)status << LL_ENDL();
+    //LL_ERRS() << "Invalid model status: " << (U32)status << LL_ENDL();
 
-	return std::string() ;
+    return std::string() ;
 }
 
 
 void LLModel::offsetMesh( const LLVector3& pivotPoint )
 {
-	LLVector4a pivot( pivotPoint[VX], pivotPoint[VY], pivotPoint[VZ] );
-	
-	for (std::vector<LLVolumeFace>::iterator faceIt = mVolumeFaces.begin(); faceIt != mVolumeFaces.end(); )
-	{
-		std::vector<LLVolumeFace>:: iterator currentFaceIt = faceIt++;
-		LLVolumeFace& face = *currentFaceIt;
-		LLVector4a *pos = (LLVector4a*) face.mPositions;
-		
-		for (U32 i=0; i<face.mNumVertices; ++i )
-		{
-			pos[i].add( pivot );
-		}
-	}
+    LLVector4a pivot( pivotPoint[VX], pivotPoint[VY], pivotPoint[VZ] );
+
+    for (std::vector<LLVolumeFace>::iterator faceIt = mVolumeFaces.begin(); faceIt != mVolumeFaces.end(); )
+    {
+        std::vector<LLVolumeFace>:: iterator currentFaceIt = faceIt++;
+        LLVolumeFace& face = *currentFaceIt;
+        LLVector4a *pos = (LLVector4a*) face.mPositions;
+
+        for (U32 i=0; i<face.mNumVertices; ++i )
+        {
+            pos[i].add( pivot );
+        }
+    }
 }
 
 void LLModel::remapVolumeFaces()
@@ -118,74 +118,74 @@ void LLModel::remapVolumeFaces()
 
 void LLModel::optimizeVolumeFaces()
 {
-	for (U32 i = 0; i < getNumVolumeFaces(); ++i)
-	{
-		mVolumeFaces[i].optimize();
-	}
+    for (U32 i = 0; i < getNumVolumeFaces(); ++i)
+    {
+        mVolumeFaces[i].optimize();
+    }
 }
 
 struct MaterialBinding
 {
-	int				index;
-	std::string		matName;
+    int             index;
+    std::string     matName;
 };
 
 struct MaterialSort
 {
-	bool operator()(const MaterialBinding& lhs, const MaterialBinding& rhs)
-	{
-		return LLStringUtil::compareInsensitive(lhs.matName, rhs.matName) < 0;
-	}
+    bool operator()(const MaterialBinding& lhs, const MaterialBinding& rhs)
+    {
+        return LLStringUtil::compareInsensitive(lhs.matName, rhs.matName) < 0;
+    }
 };
 
 void LLModel::sortVolumeFacesByMaterialName()
 {
-	std::vector<MaterialBinding> bindings;
-	bindings.resize(mVolumeFaces.size());
-
-	for (int i = 0; i < bindings.size(); i++)
-	{
-		bindings[i].index = i;
-		if(i < mMaterialList.size())
-		{
-			bindings[i].matName = mMaterialList[i];
-		}
-	}
-	std::sort(bindings.begin(), bindings.end(), MaterialSort());
-	std::vector< LLVolumeFace > new_faces;
-
-	// remap the faces to be in the same order the mats now are...
-	//
-	new_faces.resize(bindings.size());
-	for (int i = 0; i < bindings.size(); i++)
-	{
-		new_faces[i] = mVolumeFaces[bindings[i].index];
-		if(i < mMaterialList.size())
-		{
-			mMaterialList[i] = bindings[i].matName;
-		}
-	}
-
-	mVolumeFaces = new_faces;	
+    std::vector<MaterialBinding> bindings;
+    bindings.resize(mVolumeFaces.size());
+
+    for (int i = 0; i < bindings.size(); i++)
+    {
+        bindings[i].index = i;
+        if(i < mMaterialList.size())
+        {
+            bindings[i].matName = mMaterialList[i];
+        }
+    }
+    std::sort(bindings.begin(), bindings.end(), MaterialSort());
+    std::vector< LLVolumeFace > new_faces;
+
+    // remap the faces to be in the same order the mats now are...
+    //
+    new_faces.resize(bindings.size());
+    for (int i = 0; i < bindings.size(); i++)
+    {
+        new_faces[i] = mVolumeFaces[bindings[i].index];
+        if(i < mMaterialList.size())
+        {
+            mMaterialList[i] = bindings[i].matName;
+        }
+    }
+
+    mVolumeFaces = new_faces;
 }
 
 void LLModel::trimVolumeFacesToSize(U32 new_count, LLVolume::face_list_t* remainder)
 {
-	llassert(new_count <= LL_SCULPT_MESH_MAX_FACES);
-
-	if (new_count && (getNumVolumeFaces() > new_count))
-	{
-		// Copy out remaining volume faces for alternative handling, if provided
-		//
-		if (remainder)
-		{
-			(*remainder).assign(mVolumeFaces.begin() + new_count, mVolumeFaces.end());
-		}		
-
-		// Trim down to the final set of volume faces (now stuffed to the gills!)
-		//
-		mVolumeFaces.resize(new_count);
-	}
+    llassert(new_count <= LL_SCULPT_MESH_MAX_FACES);
+
+    if (new_count && (getNumVolumeFaces() > new_count))
+    {
+        // Copy out remaining volume faces for alternative handling, if provided
+        //
+        if (remainder)
+        {
+            (*remainder).assign(mVolumeFaces.begin() + new_count, mVolumeFaces.end());
+        }
+
+        // Trim down to the final set of volume faces (now stuffed to the gills!)
+        //
+        mVolumeFaces.resize(new_count);
+    }
 }
 
 // Shrink the model to fit
@@ -198,116 +198,116 @@ void LLModel::trimVolumeFacesToSize(U32 new_count, LLVolume::face_list_t* remain
 // within the unit cube.
 void LLModel::normalizeVolumeFaces()
 {
-	if (!mVolumeFaces.empty())
-	{
-		LLVector4a min, max;
-		
-		// For all of the volume faces
-		// in the model, loop over
-		// them and see what the extents
-		// of the volume along each axis.
-		min = mVolumeFaces[0].mExtents[0];
-		max = mVolumeFaces[0].mExtents[1];
-
-		for (U32 i = 1; i < mVolumeFaces.size(); ++i)
-		{
-			LLVolumeFace& face = mVolumeFaces[i];
-
-			update_min_max(min, max, face.mExtents[0]);
-			update_min_max(min, max, face.mExtents[1]);
-
-			if (face.mTexCoords)
-			{
-				LLVector2& min_tc = face.mTexCoordExtents[0];
-				LLVector2& max_tc = face.mTexCoordExtents[1];
-
-				min_tc = face.mTexCoords[0];
-				max_tc = face.mTexCoords[0];
-
-				for (U32 j = 1; j < face.mNumVertices; ++j)
-				{
-					update_min_max(min_tc, max_tc, face.mTexCoords[j]);
-				}
-			}
-			else
-			{
-				face.mTexCoordExtents[0].set(0,0);
-				face.mTexCoordExtents[1].set(1,1);
-			}
-		}
-
-		// Now that we have the extents of the model
-		// we can compute the offset needed to center
-		// the model at the origin.
-
-		// Compute center of the model
-		// and make it negative to get translation
-		// needed to center at origin.
-		LLVector4a trans;
-		trans.setAdd(min, max);
-		trans.mul(-0.5f);
-
-		// Compute the total size along all
-		// axes of the model.
-		LLVector4a size;
-		size.setSub(max, min);
-
-		// Prevent division by zero.
-		F32 x = size[0];
-		F32 y = size[1];
-		F32 z = size[2];
-		F32 w = size[3];
-		if (fabs(x)<F_APPROXIMATELY_ZERO)
-		{
-			x = 1.0;
-		}
-		if (fabs(y)<F_APPROXIMATELY_ZERO)
-		{
-			y = 1.0;
-		}
-		if (fabs(z)<F_APPROXIMATELY_ZERO)
-		{
-			z = 1.0;
-		}
-		size.set(x,y,z,w);
-
-		// Compute scale as reciprocal of size
-		LLVector4a scale;
-		scale.splat(1.f);
-		scale.div(size);
-
-		LLVector4a inv_scale(1.f);
-		inv_scale.div(scale);
-
-		for (U32 i = 0; i < mVolumeFaces.size(); ++i)
-		{
-			LLVolumeFace& face = mVolumeFaces[i];
-
-			// We shrink the extents so
-			// that they fall within
-			// the unit cube.
-			// VFExtents change
-			face.mExtents[0].add(trans);
-			face.mExtents[0].mul(scale);
-
-			face.mExtents[1].add(trans);
-			face.mExtents[1].mul(scale);
-
-			// For all the positions, we scale
-			// the positions to fit within the unit cube.
-			LLVector4a* pos = (LLVector4a*) face.mPositions;
-			LLVector4a* norm = (LLVector4a*) face.mNormals;
+    if (!mVolumeFaces.empty())
+    {
+        LLVector4a min, max;
+
+        // For all of the volume faces
+        // in the model, loop over
+        // them and see what the extents
+        // of the volume along each axis.
+        min = mVolumeFaces[0].mExtents[0];
+        max = mVolumeFaces[0].mExtents[1];
+
+        for (U32 i = 1; i < mVolumeFaces.size(); ++i)
+        {
+            LLVolumeFace& face = mVolumeFaces[i];
+
+            update_min_max(min, max, face.mExtents[0]);
+            update_min_max(min, max, face.mExtents[1]);
+
+            if (face.mTexCoords)
+            {
+                LLVector2& min_tc = face.mTexCoordExtents[0];
+                LLVector2& max_tc = face.mTexCoordExtents[1];
+
+                min_tc = face.mTexCoords[0];
+                max_tc = face.mTexCoords[0];
+
+                for (U32 j = 1; j < face.mNumVertices; ++j)
+                {
+                    update_min_max(min_tc, max_tc, face.mTexCoords[j]);
+                }
+            }
+            else
+            {
+                face.mTexCoordExtents[0].set(0,0);
+                face.mTexCoordExtents[1].set(1,1);
+            }
+        }
+
+        // Now that we have the extents of the model
+        // we can compute the offset needed to center
+        // the model at the origin.
+
+        // Compute center of the model
+        // and make it negative to get translation
+        // needed to center at origin.
+        LLVector4a trans;
+        trans.setAdd(min, max);
+        trans.mul(-0.5f);
+
+        // Compute the total size along all
+        // axes of the model.
+        LLVector4a size;
+        size.setSub(max, min);
+
+        // Prevent division by zero.
+        F32 x = size[0];
+        F32 y = size[1];
+        F32 z = size[2];
+        F32 w = size[3];
+        if (fabs(x)<F_APPROXIMATELY_ZERO)
+        {
+            x = 1.0;
+        }
+        if (fabs(y)<F_APPROXIMATELY_ZERO)
+        {
+            y = 1.0;
+        }
+        if (fabs(z)<F_APPROXIMATELY_ZERO)
+        {
+            z = 1.0;
+        }
+        size.set(x,y,z,w);
+
+        // Compute scale as reciprocal of size
+        LLVector4a scale;
+        scale.splat(1.f);
+        scale.div(size);
+
+        LLVector4a inv_scale(1.f);
+        inv_scale.div(scale);
+
+        for (U32 i = 0; i < mVolumeFaces.size(); ++i)
+        {
+            LLVolumeFace& face = mVolumeFaces[i];
+
+            // We shrink the extents so
+            // that they fall within
+            // the unit cube.
+            // VFExtents change
+            face.mExtents[0].add(trans);
+            face.mExtents[0].mul(scale);
+
+            face.mExtents[1].add(trans);
+            face.mExtents[1].mul(scale);
+
+            // For all the positions, we scale
+            // the positions to fit within the unit cube.
+            LLVector4a* pos = (LLVector4a*) face.mPositions;
+            LLVector4a* norm = (LLVector4a*) face.mNormals;
             LLVector4a* t = (LLVector4a*)face.mTangents;
 
-			for (U32 j = 0; j < face.mNumVertices; ++j)
-			{
-			 	pos[j].add(trans);
-				pos[j].mul(scale);
-				if (norm && !norm[j].equals3(LLVector4a::getZero()))
-				{
-					norm[j].mul(inv_scale);
-					norm[j].normalize3();
-				}
+            for (U32 j = 0; j < face.mNumVertices; ++j)
+            {
+                pos[j].add(trans);
+                pos[j].mul(scale);
+                if (norm && !norm[j].equals3(LLVector4a::getZero()))
+                {
+                    norm[j].mul(inv_scale);
+                    norm[j].normalize3();
+                }
 
                 if (t)
                 {
@@ -316,336 +316,336 @@ void LLModel::normalizeVolumeFaces()
                     t[j].normalize3();
                     t[j].getF32ptr()[3] = w;
                 }
-			}
-		}
-
-		// mNormalizedScale is the scale at which
-		// we would need to multiply the model
-		// by to get the original size of the
-		// model instead of the normalized size.
-		LLVector4a normalized_scale;
-		normalized_scale.splat(1.f);
-		normalized_scale.div(scale);
-		mNormalizedScale.set(normalized_scale.getF32ptr());
-		mNormalizedTranslation.set(trans.getF32ptr());
-		mNormalizedTranslation *= -1.f; 
+            }
+        }
+
+        // mNormalizedScale is the scale at which
+        // we would need to multiply the model
+        // by to get the original size of the
+        // model instead of the normalized size.
+        LLVector4a normalized_scale;
+        normalized_scale.splat(1.f);
+        normalized_scale.div(scale);
+        mNormalizedScale.set(normalized_scale.getF32ptr());
+        mNormalizedTranslation.set(trans.getF32ptr());
+        mNormalizedTranslation *= -1.f;
 
         // remember normalized scale so original dimensions can be recovered for mesh processing (i.e. tangent generation)
         for (auto& face : mVolumeFaces)
         {
             face.mNormalizedScale = mNormalizedScale;
         }
-	}
+    }
 }
 
 void LLModel::getNormalizedScaleTranslation(LLVector3& scale_out, LLVector3& translation_out)
 {
-	scale_out = mNormalizedScale;
-	translation_out = mNormalizedTranslation;
+    scale_out = mNormalizedScale;
+    translation_out = mNormalizedTranslation;
 }
 
 LLVector3 LLModel::getTransformedCenter(const LLMatrix4& mat)
 {
-	LLVector3 ret;
+    LLVector3 ret;
 
-	if (!mVolumeFaces.empty())
-	{
-		LLMatrix4a m;
-		m.loadu(mat);
+    if (!mVolumeFaces.empty())
+    {
+        LLMatrix4a m;
+        m.loadu(mat);
 
-		LLVector4a minv,maxv;
+        LLVector4a minv,maxv;
 
-		LLVector4a t;
-		m.affineTransform(mVolumeFaces[0].mPositions[0], t);
-		minv = maxv = t;
+        LLVector4a t;
+        m.affineTransform(mVolumeFaces[0].mPositions[0], t);
+        minv = maxv = t;
 
-		for (S32 i = 0; i < mVolumeFaces.size(); ++i)
-		{
-			LLVolumeFace& face = mVolumeFaces[i];
+        for (S32 i = 0; i < mVolumeFaces.size(); ++i)
+        {
+            LLVolumeFace& face = mVolumeFaces[i];
 
-			for (U32 j = 0; j < face.mNumVertices; ++j)
-			{
-				m.affineTransform(face.mPositions[j],t);
-				update_min_max(minv, maxv, t);
-			}
-		}
+            for (U32 j = 0; j < face.mNumVertices; ++j)
+            {
+                m.affineTransform(face.mPositions[j],t);
+                update_min_max(minv, maxv, t);
+            }
+        }
 
-		minv.add(maxv);
-		minv.mul(0.5f);
+        minv.add(maxv);
+        minv.mul(0.5f);
 
-		ret.set(minv.getF32ptr());
-	}
+        ret.set(minv.getF32ptr());
+    }
 
-	return ret;
+    return ret;
 }
 
 
 
 void LLModel::setNumVolumeFaces(S32 count)
 {
-	mVolumeFaces.resize(count);
+    mVolumeFaces.resize(count);
 }
 
 void LLModel::setVolumeFaceData(
-	S32 f, 
-	LLStrider<LLVector3> pos, 
-	LLStrider<LLVector3> norm, 
-	LLStrider<LLVector2> tc, 
-	LLStrider<U16> ind, 
-	U32 num_verts, 
-	U32 num_indices)
+    S32 f,
+    LLStrider<LLVector3> pos,
+    LLStrider<LLVector3> norm,
+    LLStrider<LLVector2> tc,
+    LLStrider<U16> ind,
+    U32 num_verts,
+    U32 num_indices)
 {
     llassert(num_indices % 3 == 0);
 
-	LLVolumeFace& face = mVolumeFaces[f];
-
-	face.resizeVertices(num_verts);
-	face.resizeIndices(num_indices);
-
-	LLVector4a::memcpyNonAliased16((F32*) face.mPositions, (F32*) pos.get(), num_verts*4*sizeof(F32));
-	if (norm.get())
-	{
-		LLVector4a::memcpyNonAliased16((F32*) face.mNormals, (F32*) norm.get(), num_verts*4*sizeof(F32));
-	}
-	else
-	{
-		//ll_aligned_free_16(face.mNormals);
-		face.mNormals = NULL;
-	}
-
-	if (tc.get())
-	{
-		U32 tex_size = (num_verts*2*sizeof(F32)+0xF)&~0xF;
-		LLVector4a::memcpyNonAliased16((F32*) face.mTexCoords, (F32*) tc.get(), tex_size);
-	}
-	else
-	{
-		//ll_aligned_free_16(face.mTexCoords);
-		face.mTexCoords = NULL;
-	}
-
-	U32 size = (num_indices*2+0xF)&~0xF;
-	LLVector4a::memcpyNonAliased16((F32*) face.mIndices, (F32*) ind.get(), size);
+    LLVolumeFace& face = mVolumeFaces[f];
+
+    face.resizeVertices(num_verts);
+    face.resizeIndices(num_indices);
+
+    LLVector4a::memcpyNonAliased16((F32*) face.mPositions, (F32*) pos.get(), num_verts*4*sizeof(F32));
+    if (norm.get())
+    {
+        LLVector4a::memcpyNonAliased16((F32*) face.mNormals, (F32*) norm.get(), num_verts*4*sizeof(F32));
+    }
+    else
+    {
+        //ll_aligned_free_16(face.mNormals);
+        face.mNormals = NULL;
+    }
+
+    if (tc.get())
+    {
+        U32 tex_size = (num_verts*2*sizeof(F32)+0xF)&~0xF;
+        LLVector4a::memcpyNonAliased16((F32*) face.mTexCoords, (F32*) tc.get(), tex_size);
+    }
+    else
+    {
+        //ll_aligned_free_16(face.mTexCoords);
+        face.mTexCoords = NULL;
+    }
+
+    U32 size = (num_indices*2+0xF)&~0xF;
+    LLVector4a::memcpyNonAliased16((F32*) face.mIndices, (F32*) ind.get(), size);
 }
 
 void LLModel::addFace(const LLVolumeFace& face)
 {
-	if (face.mNumVertices == 0)
-	{
-		LL_ERRS() << "Cannot add empty face." << LL_ENDL;
-	}
+    if (face.mNumVertices == 0)
+    {
+        LL_ERRS() << "Cannot add empty face." << LL_ENDL;
+    }
 
-	mVolumeFaces.push_back(face);
+    mVolumeFaces.push_back(face);
 
-	if (mVolumeFaces.size() > MAX_MODEL_FACES)
-	{
-		LL_ERRS() << "Model prims cannot have more than " << MAX_MODEL_FACES << " faces!" << LL_ENDL;
-	}
+    if (mVolumeFaces.size() > MAX_MODEL_FACES)
+    {
+        LL_ERRS() << "Model prims cannot have more than " << MAX_MODEL_FACES << " faces!" << LL_ENDL;
+    }
 }
 
 
 void LLModel::generateNormals(F32 angle_cutoff)
 {
-	//generate normals for all faces by:
-	// 1 - Create faceted copy of face with no texture coordinates
-	// 2 - Weld vertices in faceted copy that are shared between triangles with less than "angle_cutoff" difference between normals
-	// 3 - Generate smoothed set of normals based on welding results
-	// 4 - Create faceted copy of face with texture coordinates
-	// 5 - Copy smoothed normals to faceted copy, using closest normal to triangle normal where more than one normal exists for a given position
-	// 6 - Remove redundant vertices from new faceted (now smooth) copy
-
-	angle_cutoff = cosf(angle_cutoff);
-	for (U32 j = 0; j < mVolumeFaces.size(); ++j)
-	{
-		LLVolumeFace& vol_face = mVolumeFaces[j];
-
-		if (vol_face.mNumIndices > 65535)
-		{
-			LL_WARNS("MESHSKININFO") << "Too many vertices for normal generation to work." << LL_ENDL;
-			continue;
-		}
-
-		//create faceted copy of current face with no texture coordinates (step 1)
-		LLVolumeFace faceted;
-
-		LLVector4a* src_pos = (LLVector4a*) vol_face.mPositions;
-		//LLVector4a* src_norm = (LLVector4a*) vol_face.mNormals;
-
-
-		faceted.resizeVertices(vol_face.mNumIndices);
-		faceted.resizeIndices(vol_face.mNumIndices);
-		//bake out triangles into temporary face, clearing texture coordinates
-		for (U32 i = 0; i < vol_face.mNumIndices; ++i)
-		{
-			U32 idx = vol_face.mIndices[i];
-		
-			faceted.mPositions[i] = src_pos[idx];
-			faceted.mTexCoords[i] = LLVector2(0,0);
-			faceted.mIndices[i] = i;
-		}
-
-		//generate normals for temporary face
-		for (U32 i = 0; i < faceted.mNumIndices; i += 3)
-		{ //for each triangle
-			U16 i0 = faceted.mIndices[i+0];
-			U16 i1 = faceted.mIndices[i+1];
-			U16 i2 = faceted.mIndices[i+2];
-			
-			LLVector4a& p0 = faceted.mPositions[i0];
-			LLVector4a& p1 = faceted.mPositions[i1];
-			LLVector4a& p2 = faceted.mPositions[i2];
-
-			LLVector4a& n0 = faceted.mNormals[i0];
-			LLVector4a& n1 = faceted.mNormals[i1];
-			LLVector4a& n2 = faceted.mNormals[i2];
-
-			LLVector4a lhs, rhs;
-			lhs.setSub(p1, p0);
-			rhs.setSub(p2, p0);
-
-			n0.setCross3(lhs, rhs);
-			n0.normalize3();
-			n1 = n0;
-			n2 = n0;
-		}
-
-		//weld vertices in temporary face, respecting angle_cutoff (step 2)
-		faceted.optimize(angle_cutoff);
-
-		//generate normals for welded face based on new topology (step 3)
-
-		for (U32 i = 0; i < faceted.mNumVertices; i++)
-		{
-			faceted.mNormals[i].clear();
-		}
-
-		for (U32 i = 0; i < faceted.mNumIndices; i += 3)
-		{ //for each triangle
-			U16 i0 = faceted.mIndices[i+0];
-			U16 i1 = faceted.mIndices[i+1];
-			U16 i2 = faceted.mIndices[i+2];
-			
-			LLVector4a& p0 = faceted.mPositions[i0];
-			LLVector4a& p1 = faceted.mPositions[i1];
-			LLVector4a& p2 = faceted.mPositions[i2];
-
-			LLVector4a& n0 = faceted.mNormals[i0];
-			LLVector4a& n1 = faceted.mNormals[i1];
-			LLVector4a& n2 = faceted.mNormals[i2];
-
-			LLVector4a lhs, rhs;
-			lhs.setSub(p1, p0);
-			rhs.setSub(p2, p0);
-
-			LLVector4a n;
-			n.setCross3(lhs, rhs);
-
-			n0.add(n);
-			n1.add(n);
-			n2.add(n);
-		}
-
-		//normalize normals and build point map
-		LLVolumeFace::VertexMapData::PointMap point_map;
-
-		for (U32 i = 0; i < faceted.mNumVertices; ++i)
-		{
-			faceted.mNormals[i].normalize3();
-
-			LLVolumeFace::VertexMapData v;
-			v.setPosition(faceted.mPositions[i]);
-			v.setNormal(faceted.mNormals[i]);
-
-			point_map[LLVector3(v.getPosition().getF32ptr())].push_back(v);
-		}
-
-		//create faceted copy of current face with texture coordinates (step 4)
-		LLVolumeFace new_face;
-
-		//bake out triangles into new face
-		new_face.resizeIndices(vol_face.mNumIndices);
-		new_face.resizeVertices(vol_face.mNumIndices);
-		
-		for (U32 i = 0; i < vol_face.mNumIndices; ++i)
-		{
-			U32 idx = vol_face.mIndices[i];
-			LLVolumeFace::VertexData v;
-			new_face.mPositions[i] = vol_face.mPositions[idx];
-			new_face.mNormals[i].clear();
-			new_face.mIndices[i] = i;
-		}
-
-		if (vol_face.mTexCoords)
-		{
-			for (U32 i = 0; i < vol_face.mNumIndices; i++)
-			{
-				U32 idx = vol_face.mIndices[i];
-				new_face.mTexCoords[i] = vol_face.mTexCoords[idx];
-			}
-		}
-		else
-		{
-			//ll_aligned_free_16(new_face.mTexCoords);
-			new_face.mTexCoords = NULL;
-		}
-
-		//generate normals for new face
-		for (U32 i = 0; i < new_face.mNumIndices; i += 3)
-		{ //for each triangle
-			U16 i0 = new_face.mIndices[i+0];
-			U16 i1 = new_face.mIndices[i+1];
-			U16 i2 = new_face.mIndices[i+2];
-			
-			LLVector4a& p0 = new_face.mPositions[i0];
-			LLVector4a& p1 = new_face.mPositions[i1];
-			LLVector4a& p2 = new_face.mPositions[i2];
-
-			LLVector4a& n0 = new_face.mNormals[i0];
-			LLVector4a& n1 = new_face.mNormals[i1];
-			LLVector4a& n2 = new_face.mNormals[i2];
-
-			LLVector4a lhs, rhs;
-			lhs.setSub(p1, p0);
-			rhs.setSub(p2, p0);
-
-			n0.setCross3(lhs, rhs);
-			n0.normalize3();
-			n1 = n0;
-			n2 = n0;
-		}
-
-		//swap out normals in new_face with best match from point map (step 5)
-		for (U32 i = 0; i < new_face.mNumVertices; ++i)
-		{
-			//LLVolumeFace::VertexData v = new_face.mVertices[i];
-
-			LLVector4a ref_norm = new_face.mNormals[i];
-
-			LLVolumeFace::VertexMapData::PointMap::iterator iter = point_map.find(LLVector3(new_face.mPositions[i].getF32ptr()));
-
-			if (iter != point_map.end())
-			{
-				F32 best = -2.f;
-				for (U32 k = 0; k < iter->second.size(); ++k)
-				{
-					LLVector4a& n = iter->second[k].getNormal();
-
-					F32 cur = n.dot3(ref_norm).getF32();
-
-					if (cur > best)
-					{
-						best = cur;
-						new_face.mNormals[i] = n;
-					}
-				}
-			}
-		}
-		
-		//remove redundant vertices from new face (step 6)
-		new_face.optimize();
-
-		mVolumeFaces[j] = new_face;
-	}
+    //generate normals for all faces by:
+    // 1 - Create faceted copy of face with no texture coordinates
+    // 2 - Weld vertices in faceted copy that are shared between triangles with less than "angle_cutoff" difference between normals
+    // 3 - Generate smoothed set of normals based on welding results
+    // 4 - Create faceted copy of face with texture coordinates
+    // 5 - Copy smoothed normals to faceted copy, using closest normal to triangle normal where more than one normal exists for a given position
+    // 6 - Remove redundant vertices from new faceted (now smooth) copy
+
+    angle_cutoff = cosf(angle_cutoff);
+    for (U32 j = 0; j < mVolumeFaces.size(); ++j)
+    {
+        LLVolumeFace& vol_face = mVolumeFaces[j];
+
+        if (vol_face.mNumIndices > 65535)
+        {
+            LL_WARNS("MESHSKININFO") << "Too many vertices for normal generation to work." << LL_ENDL;
+            continue;
+        }
+
+        //create faceted copy of current face with no texture coordinates (step 1)
+        LLVolumeFace faceted;
+
+        LLVector4a* src_pos = (LLVector4a*) vol_face.mPositions;
+        //LLVector4a* src_norm = (LLVector4a*) vol_face.mNormals;
+
+
+        faceted.resizeVertices(vol_face.mNumIndices);
+        faceted.resizeIndices(vol_face.mNumIndices);
+        //bake out triangles into temporary face, clearing texture coordinates
+        for (U32 i = 0; i < vol_face.mNumIndices; ++i)
+        {
+            U32 idx = vol_face.mIndices[i];
+
+            faceted.mPositions[i] = src_pos[idx];
+            faceted.mTexCoords[i] = LLVector2(0,0);
+            faceted.mIndices[i] = i;
+        }
+
+        //generate normals for temporary face
+        for (U32 i = 0; i < faceted.mNumIndices; i += 3)
+        { //for each triangle
+            U16 i0 = faceted.mIndices[i+0];
+            U16 i1 = faceted.mIndices[i+1];
+            U16 i2 = faceted.mIndices[i+2];
+
+            LLVector4a& p0 = faceted.mPositions[i0];
+            LLVector4a& p1 = faceted.mPositions[i1];
+            LLVector4a& p2 = faceted.mPositions[i2];
+
+            LLVector4a& n0 = faceted.mNormals[i0];
+            LLVector4a& n1 = faceted.mNormals[i1];
+            LLVector4a& n2 = faceted.mNormals[i2];
+
+            LLVector4a lhs, rhs;
+            lhs.setSub(p1, p0);
+            rhs.setSub(p2, p0);
+
+            n0.setCross3(lhs, rhs);
+            n0.normalize3();
+            n1 = n0;
+            n2 = n0;
+        }
+
+        //weld vertices in temporary face, respecting angle_cutoff (step 2)
+        faceted.optimize(angle_cutoff);
+
+        //generate normals for welded face based on new topology (step 3)
+
+        for (U32 i = 0; i < faceted.mNumVertices; i++)
+        {
+            faceted.mNormals[i].clear();
+        }
+
+        for (U32 i = 0; i < faceted.mNumIndices; i += 3)
+        { //for each triangle
+            U16 i0 = faceted.mIndices[i+0];
+            U16 i1 = faceted.mIndices[i+1];
+            U16 i2 = faceted.mIndices[i+2];
+
+            LLVector4a& p0 = faceted.mPositions[i0];
+            LLVector4a& p1 = faceted.mPositions[i1];
+            LLVector4a& p2 = faceted.mPositions[i2];
+
+            LLVector4a& n0 = faceted.mNormals[i0];
+            LLVector4a& n1 = faceted.mNormals[i1];
+            LLVector4a& n2 = faceted.mNormals[i2];
+
+            LLVector4a lhs, rhs;
+            lhs.setSub(p1, p0);
+            rhs.setSub(p2, p0);
+
+            LLVector4a n;
+            n.setCross3(lhs, rhs);
+
+            n0.add(n);
+            n1.add(n);
+            n2.add(n);
+        }
+
+        //normalize normals and build point map
+        LLVolumeFace::VertexMapData::PointMap point_map;
+
+        for (U32 i = 0; i < faceted.mNumVertices; ++i)
+        {
+            faceted.mNormals[i].normalize3();
+
+            LLVolumeFace::VertexMapData v;
+            v.setPosition(faceted.mPositions[i]);
+            v.setNormal(faceted.mNormals[i]);
+
+            point_map[LLVector3(v.getPosition().getF32ptr())].push_back(v);
+        }
+
+        //create faceted copy of current face with texture coordinates (step 4)
+        LLVolumeFace new_face;
+
+        //bake out triangles into new face
+        new_face.resizeIndices(vol_face.mNumIndices);
+        new_face.resizeVertices(vol_face.mNumIndices);
+
+        for (U32 i = 0; i < vol_face.mNumIndices; ++i)
+        {
+            U32 idx = vol_face.mIndices[i];
+            LLVolumeFace::VertexData v;
+            new_face.mPositions[i] = vol_face.mPositions[idx];
+            new_face.mNormals[i].clear();
+            new_face.mIndices[i] = i;
+        }
+
+        if (vol_face.mTexCoords)
+        {
+            for (U32 i = 0; i < vol_face.mNumIndices; i++)
+            {
+                U32 idx = vol_face.mIndices[i];
+                new_face.mTexCoords[i] = vol_face.mTexCoords[idx];
+            }
+        }
+        else
+        {
+            //ll_aligned_free_16(new_face.mTexCoords);
+            new_face.mTexCoords = NULL;
+        }
+
+        //generate normals for new face
+        for (U32 i = 0; i < new_face.mNumIndices; i += 3)
+        { //for each triangle
+            U16 i0 = new_face.mIndices[i+0];
+            U16 i1 = new_face.mIndices[i+1];
+            U16 i2 = new_face.mIndices[i+2];
+
+            LLVector4a& p0 = new_face.mPositions[i0];
+            LLVector4a& p1 = new_face.mPositions[i1];
+            LLVector4a& p2 = new_face.mPositions[i2];
+
+            LLVector4a& n0 = new_face.mNormals[i0];
+            LLVector4a& n1 = new_face.mNormals[i1];
+            LLVector4a& n2 = new_face.mNormals[i2];
+
+            LLVector4a lhs, rhs;
+            lhs.setSub(p1, p0);
+            rhs.setSub(p2, p0);
+
+            n0.setCross3(lhs, rhs);
+            n0.normalize3();
+            n1 = n0;
+            n2 = n0;
+        }
+
+        //swap out normals in new_face with best match from point map (step 5)
+        for (U32 i = 0; i < new_face.mNumVertices; ++i)
+        {
+            //LLVolumeFace::VertexData v = new_face.mVertices[i];
+
+            LLVector4a ref_norm = new_face.mNormals[i];
+
+            LLVolumeFace::VertexMapData::PointMap::iterator iter = point_map.find(LLVector3(new_face.mPositions[i].getF32ptr()));
+
+            if (iter != point_map.end())
+            {
+                F32 best = -2.f;
+                for (U32 k = 0; k < iter->second.size(); ++k)
+                {
+                    LLVector4a& n = iter->second[k].getNormal();
+
+                    F32 cur = n.dot3(ref_norm).getF32();
+
+                    if (cur > best)
+                    {
+                        best = cur;
+                        new_face.mNormals[i] = n;
+                    }
+                }
+            }
+        }
+
+        //remove redundant vertices from new face (step 6)
+        new_face.optimize();
+
+        mVolumeFaces[j] = new_face;
+    }
 }
 
 
@@ -656,152 +656,152 @@ std::string LLModel::getName() const
 
 //static
 LLSD LLModel::writeModel(
-	std::ostream& ostr,
-	LLModel* physics,
-	LLModel* high,
-	LLModel* medium,
-	LLModel* low,
-	LLModel* impostor,
-	const LLModel::Decomposition& decomp,
-	BOOL upload_skin,
-	BOOL upload_joints,
+    std::ostream& ostr,
+    LLModel* physics,
+    LLModel* high,
+    LLModel* medium,
+    LLModel* low,
+    LLModel* impostor,
+    const LLModel::Decomposition& decomp,
+    BOOL upload_skin,
+    BOOL upload_joints,
     BOOL lock_scale_if_joint_position,
-	BOOL nowrite,
-	BOOL as_slm,
-	int submodel_id)
+    BOOL nowrite,
+    BOOL as_slm,
+    int submodel_id)
 {
-	LLSD mdl;
-
-	LLModel* model[] = 
-	{
-		impostor,
-		low,
-		medium,
-		high,
-		physics
-	};
-
-	bool skinning = upload_skin && high && !high->mSkinWeights.empty();
-
-	if (skinning)
-	{ //write skinning block
-		mdl["skin"] = high->mSkinInfo.asLLSD(upload_joints, lock_scale_if_joint_position);
-	}
-
-	if (!decomp.mBaseHull.empty() ||
-		!decomp.mHull.empty())		
-	{
-		mdl["physics_convex"] = decomp.asLLSD();
-		if (!decomp.mHull.empty() && !as_slm)
-		{ //convex decomposition exists, physics mesh will not be used (unless this is an slm file)
-			model[LLModel::LOD_PHYSICS] = NULL;
-		}
-	}
-	else if (submodel_id)
-	{
-		const LLModel::Decomposition fake_decomp;
-		mdl["secondary"] = true;
+    LLSD mdl;
+
+    LLModel* model[] =
+    {
+        impostor,
+        low,
+        medium,
+        high,
+        physics
+    };
+
+    bool skinning = upload_skin && high && !high->mSkinWeights.empty();
+
+    if (skinning)
+    { //write skinning block
+        mdl["skin"] = high->mSkinInfo.asLLSD(upload_joints, lock_scale_if_joint_position);
+    }
+
+    if (!decomp.mBaseHull.empty() ||
+        !decomp.mHull.empty())
+    {
+        mdl["physics_convex"] = decomp.asLLSD();
+        if (!decomp.mHull.empty() && !as_slm)
+        { //convex decomposition exists, physics mesh will not be used (unless this is an slm file)
+            model[LLModel::LOD_PHYSICS] = NULL;
+        }
+    }
+    else if (submodel_id)
+    {
+        const LLModel::Decomposition fake_decomp;
+        mdl["secondary"] = true;
         mdl["submodel_id"] = submodel_id;
-		mdl["physics_convex"] = fake_decomp.asLLSD();
-		model[LLModel::LOD_PHYSICS] = NULL;
-	}
-
-	if (as_slm)
-	{ //save material list names
-		for (U32 i = 0; i < high->mMaterialList.size(); ++i)
-		{
-			mdl["material_list"][i] = high->mMaterialList[i];
-		}
-	}
-
-	for (U32 idx = 0; idx < MODEL_NAMES_LENGTH; ++idx)
-	{
-		if (model[idx] && (model[idx]->getNumVolumeFaces() > 0) && model[idx]->getVolumeFace(0).mPositions != NULL)
-		{
-			LLVector3 min_pos = LLVector3(model[idx]->getVolumeFace(0).mPositions[0].getF32ptr());
-			LLVector3 max_pos = min_pos;
-
-			//find position domain
-			for (S32 i = 0; i < model[idx]->getNumVolumeFaces(); ++i)
-			{ //for each face
-				const LLVolumeFace& face = model[idx]->getVolumeFace(i);
-				for (U32 j = 0; j < face.mNumVertices; ++j)
-				{
-					update_min_max(min_pos, max_pos, face.mPositions[j].getF32ptr());
-				}
-			}
-
-			LLVector3 pos_range = max_pos - min_pos;
-
-			for (S32 i = 0; i < model[idx]->getNumVolumeFaces(); ++i)
-			{ //for each face
-				const LLVolumeFace& face = model[idx]->getVolumeFace(i);
-				if (face.mNumVertices < 3)
-				{ //don't export an empty face
-					mdl[model_names[idx]][i]["NoGeometry"] = true;
-					continue;
-				}
-				LLSD::Binary verts(face.mNumVertices*3*2);
-				LLSD::Binary tc(face.mNumVertices*2*2);
-				LLSD::Binary normals(face.mNumVertices*3*2);
+        mdl["physics_convex"] = fake_decomp.asLLSD();
+        model[LLModel::LOD_PHYSICS] = NULL;
+    }
+
+    if (as_slm)
+    { //save material list names
+        for (U32 i = 0; i < high->mMaterialList.size(); ++i)
+        {
+            mdl["material_list"][i] = high->mMaterialList[i];
+        }
+    }
+
+    for (U32 idx = 0; idx < MODEL_NAMES_LENGTH; ++idx)
+    {
+        if (model[idx] && (model[idx]->getNumVolumeFaces() > 0) && model[idx]->getVolumeFace(0).mPositions != NULL)
+        {
+            LLVector3 min_pos = LLVector3(model[idx]->getVolumeFace(0).mPositions[0].getF32ptr());
+            LLVector3 max_pos = min_pos;
+
+            //find position domain
+            for (S32 i = 0; i < model[idx]->getNumVolumeFaces(); ++i)
+            { //for each face
+                const LLVolumeFace& face = model[idx]->getVolumeFace(i);
+                for (U32 j = 0; j < face.mNumVertices; ++j)
+                {
+                    update_min_max(min_pos, max_pos, face.mPositions[j].getF32ptr());
+                }
+            }
+
+            LLVector3 pos_range = max_pos - min_pos;
+
+            for (S32 i = 0; i < model[idx]->getNumVolumeFaces(); ++i)
+            { //for each face
+                const LLVolumeFace& face = model[idx]->getVolumeFace(i);
+                if (face.mNumVertices < 3)
+                { //don't export an empty face
+                    mdl[model_names[idx]][i]["NoGeometry"] = true;
+                    continue;
+                }
+                LLSD::Binary verts(face.mNumVertices*3*2);
+                LLSD::Binary tc(face.mNumVertices*2*2);
+                LLSD::Binary normals(face.mNumVertices*3*2);
                 LLSD::Binary tangents(face.mNumVertices * 4 * 2);
-				LLSD::Binary indices(face.mNumIndices*2);
+                LLSD::Binary indices(face.mNumIndices*2);
 
-				U32 vert_idx = 0;
-				U32 norm_idx = 0;
+                U32 vert_idx = 0;
+                U32 norm_idx = 0;
                 //U32 tan_idx = 0;
-				U32 tc_idx = 0;
-			
-				LLVector2* ftc = (LLVector2*) face.mTexCoords;
-				LLVector2 min_tc;
-				LLVector2 max_tc;
-
-				if (ftc)
-				{
-					min_tc = ftc[0];
-					max_tc = min_tc;
-					
-					//get texture coordinate domain
-					for (U32 j = 0; j < face.mNumVertices; ++j)
-					{
-						update_min_max(min_tc, max_tc, ftc[j]);
-					}
-				}
-
-				LLVector2 tc_range = max_tc - min_tc;
-
-				for (U32 j = 0; j < face.mNumVertices; ++j)
-				{ //for each vert
-		
-					F32* pos = face.mPositions[j].getF32ptr();
-										
-					//position
-					for (U32 k = 0; k < 3; ++k)
-					{ //for each component
-						//convert to 16-bit normalized across domain
-						U16 val = (U16) (((pos[k]-min_pos.mV[k])/pos_range.mV[k])*65535);
-
-						U8* buff = (U8*) &val;
-						//write to binary buffer
-						verts[vert_idx++] = buff[0];
-						verts[vert_idx++] = buff[1];
-					}
-
-					if (face.mNormals)
-					{ //normals
-						F32* norm = face.mNormals[j].getF32ptr();
-
-						for (U32 k = 0; k < 3; ++k)
-						{ //for each component
-							//convert to 16-bit normalized
-							U16 val = (U16) ((norm[k]+1.f)*0.5f*65535);
-							U8* buff = (U8*) &val;
-
-							//write to binary buffer
-							normals[norm_idx++] = buff[0];
-							normals[norm_idx++] = buff[1];
-						}
-					}
+                U32 tc_idx = 0;
+
+                LLVector2* ftc = (LLVector2*) face.mTexCoords;
+                LLVector2 min_tc;
+                LLVector2 max_tc;
+
+                if (ftc)
+                {
+                    min_tc = ftc[0];
+                    max_tc = min_tc;
+
+                    //get texture coordinate domain
+                    for (U32 j = 0; j < face.mNumVertices; ++j)
+                    {
+                        update_min_max(min_tc, max_tc, ftc[j]);
+                    }
+                }
+
+                LLVector2 tc_range = max_tc - min_tc;
+
+                for (U32 j = 0; j < face.mNumVertices; ++j)
+                { //for each vert
+
+                    F32* pos = face.mPositions[j].getF32ptr();
+
+                    //position
+                    for (U32 k = 0; k < 3; ++k)
+                    { //for each component
+                        //convert to 16-bit normalized across domain
+                        U16 val = (U16) (((pos[k]-min_pos.mV[k])/pos_range.mV[k])*65535);
+
+                        U8* buff = (U8*) &val;
+                        //write to binary buffer
+                        verts[vert_idx++] = buff[0];
+                        verts[vert_idx++] = buff[1];
+                    }
+
+                    if (face.mNormals)
+                    { //normals
+                        F32* norm = face.mNormals[j].getF32ptr();
+
+                        for (U32 k = 0; k < 3; ++k)
+                        { //for each component
+                            //convert to 16-bit normalized
+                            U16 val = (U16) ((norm[k]+1.f)*0.5f*65535);
+                            U8* buff = (U8*) &val;
+
+                            //write to binary buffer
+                            normals[norm_idx++] = buff[0];
+                            normals[norm_idx++] = buff[1];
+                        }
+                    }
 
 #if 0 // keep this code for now in case we want to support transporting tangents with mesh assets
                     if (face.mTangents)
@@ -820,44 +820,44 @@ LLSD LLModel::writeModel(
                         }
                     }
 #endif
-					
-					//texcoord
-					if (face.mTexCoords)
-					{
-						F32* src_tc = (F32*) face.mTexCoords[j].mV;
-
-						for (U32 k = 0; k < 2; ++k)
-						{ //for each component
-							//convert to 16-bit normalized
-							U16 val = (U16) ((src_tc[k]-min_tc.mV[k])/tc_range.mV[k]*65535);
-
-							U8* buff = (U8*) &val;
-							//write to binary buffer
-							tc[tc_idx++] = buff[0];
-							tc[tc_idx++] = buff[1];
-						}
-					}
-				}
-
-				U32 idx_idx = 0;
-				for (U32 j = 0; j < face.mNumIndices; ++j)
-				{
-					U8* buff = (U8*) &(face.mIndices[j]);
-					indices[idx_idx++] = buff[0];
-					indices[idx_idx++] = buff[1];
-				}
-
-				//write out face data
-				mdl[model_names[idx]][i]["PositionDomain"]["Min"] = min_pos.getValue();
-				mdl[model_names[idx]][i]["PositionDomain"]["Max"] = max_pos.getValue();
+
+                    //texcoord
+                    if (face.mTexCoords)
+                    {
+                        F32* src_tc = (F32*) face.mTexCoords[j].mV;
+
+                        for (U32 k = 0; k < 2; ++k)
+                        { //for each component
+                            //convert to 16-bit normalized
+                            U16 val = (U16) ((src_tc[k]-min_tc.mV[k])/tc_range.mV[k]*65535);
+
+                            U8* buff = (U8*) &val;
+                            //write to binary buffer
+                            tc[tc_idx++] = buff[0];
+                            tc[tc_idx++] = buff[1];
+                        }
+                    }
+                }
+
+                U32 idx_idx = 0;
+                for (U32 j = 0; j < face.mNumIndices; ++j)
+                {
+                    U8* buff = (U8*) &(face.mIndices[j]);
+                    indices[idx_idx++] = buff[0];
+                    indices[idx_idx++] = buff[1];
+                }
+
+                //write out face data
+                mdl[model_names[idx]][i]["PositionDomain"]["Min"] = min_pos.getValue();
+                mdl[model_names[idx]][i]["PositionDomain"]["Max"] = max_pos.getValue();
                 mdl[model_names[idx]][i]["NormalizedScale"] = face.mNormalizedScale.getValue();
 
-				mdl[model_names[idx]][i]["Position"] = verts;
-				
-				if (face.mNormals)
-				{
-					mdl[model_names[idx]][i]["Normal"] = normals;
-				}
+                mdl[model_names[idx]][i]["Position"] = verts;
+
+                if (face.mNormals)
+                {
+                    mdl[model_names[idx]][i]["Normal"] = normals;
+                }
 
 #if 0 // keep this code for now in case we decide to transport tangents with mesh assets
                 if (face.mTangents)
@@ -866,17 +866,17 @@ LLSD LLModel::writeModel(
                 }
 #endif
 
-				if (face.mTexCoords)
-				{
-					mdl[model_names[idx]][i]["TexCoord0Domain"]["Min"] = min_tc.getValue();
-					mdl[model_names[idx]][i]["TexCoord0Domain"]["Max"] = max_tc.getValue();
-					mdl[model_names[idx]][i]["TexCoord0"] = tc;
-				}
+                if (face.mTexCoords)
+                {
+                    mdl[model_names[idx]][i]["TexCoord0Domain"]["Min"] = min_tc.getValue();
+                    mdl[model_names[idx]][i]["TexCoord0Domain"]["Max"] = max_tc.getValue();
+                    mdl[model_names[idx]][i]["TexCoord0"] = tc;
+                }
 
-				mdl[model_names[idx]][i]["TriangleList"] = indices;
+                mdl[model_names[idx]][i]["TriangleList"] = indices;
 
-				if (skinning)
-				{
+                if (skinning)
+                {
                     if (!model[idx]->mSkinWeights.empty())
                     {
                         //write out skin weights
@@ -940,107 +940,107 @@ LLSD LLModel::writeModel(
                             LL_WARNS("MESHSKININFO") << "Attempting to use skinning without having skin weights" << LL_ENDL;
                         }
                     }
-				}
-			}
-		}
-	}
-	
-	return writeModelToStream(ostr, mdl, nowrite, as_slm);
+                }
+            }
+        }
+    }
+
+    return writeModelToStream(ostr, mdl, nowrite, as_slm);
 }
 
 LLSD LLModel::writeModelToStream(std::ostream& ostr, LLSD& mdl, BOOL nowrite, BOOL as_slm)
 {
-	std::string::size_type cur_offset = 0;
+    std::string::size_type cur_offset = 0;
 
-	LLSD header;
+    LLSD header;
 
-	if (as_slm && mdl.has("material_list"))
-	{ //save material binding names to header
-		header["material_list"] = mdl["material_list"];
-	}
+    if (as_slm && mdl.has("material_list"))
+    { //save material binding names to header
+        header["material_list"] = mdl["material_list"];
+    }
 
-	std::string skin;
+    std::string skin;
 
-	if (mdl.has("skin"))
-	{ //write out skin block
-		skin = zip_llsd(mdl["skin"]);
+    if (mdl.has("skin"))
+    { //write out skin block
+        skin = zip_llsd(mdl["skin"]);
 
-		U32 size = skin.size();
-		if (size > 0)
-		{
-			header["skin"]["offset"] = (LLSD::Integer) cur_offset;
-			header["skin"]["size"] = (LLSD::Integer) size;
-			cur_offset += size;
-		}
-	}
+        U32 size = skin.size();
+        if (size > 0)
+        {
+            header["skin"]["offset"] = (LLSD::Integer) cur_offset;
+            header["skin"]["size"] = (LLSD::Integer) size;
+            cur_offset += size;
+        }
+    }
 
-	std::string decomposition;
+    std::string decomposition;
 
-	if (mdl.has("physics_convex"))
-	{ //write out convex decomposition
-		decomposition = zip_llsd(mdl["physics_convex"]);
+    if (mdl.has("physics_convex"))
+    { //write out convex decomposition
+        decomposition = zip_llsd(mdl["physics_convex"]);
 
-		U32 size = decomposition.size();
-		if (size > 0)
-		{
-			header["physics_convex"]["offset"] = (LLSD::Integer) cur_offset;
-			header["physics_convex"]["size"] = (LLSD::Integer) size;
-			cur_offset += size;
-		}
-	}
+        U32 size = decomposition.size();
+        if (size > 0)
+        {
+            header["physics_convex"]["offset"] = (LLSD::Integer) cur_offset;
+            header["physics_convex"]["size"] = (LLSD::Integer) size;
+            cur_offset += size;
+        }
+    }
 
         if (mdl.has("submodel_id"))
         { //write out submodel id
         header["submodel_id"] = (LLSD::Integer)mdl["submodel_id"];
         }
 
-	std::string out[MODEL_NAMES_LENGTH];
-
-	for (S32 i = 0; i < MODEL_NAMES_LENGTH; i++)
-	{
-		if (mdl.has(model_names[i]))
-		{
-			out[i] = zip_llsd(mdl[model_names[i]]);
-
-			U32 size = out[i].size();
-
-			header[model_names[i]]["offset"] = (LLSD::Integer) cur_offset;
-			header[model_names[i]]["size"] = (LLSD::Integer) size;
-			cur_offset += size;
-		}
-	}
-
-	if (!nowrite)
-	{
-		LLSDSerialize::toBinary(header, ostr);
-
-		if (!skin.empty())
-		{ //write skin block
-			ostr.write((const char*) skin.data(), header["skin"]["size"].asInteger());
-		}
-
-		if (!decomposition.empty())
-		{ //write decomposition block
-			ostr.write((const char*) decomposition.data(), header["physics_convex"]["size"].asInteger());
-		}
-
-		for (S32 i = 0; i < MODEL_NAMES_LENGTH; i++)
-		{
-			if (!out[i].empty())
-			{
-				ostr.write((const char*) out[i].data(), header[model_names[i]]["size"].asInteger());
-			}
-		}
-	}
-	
-	return header;
+    std::string out[MODEL_NAMES_LENGTH];
+
+    for (S32 i = 0; i < MODEL_NAMES_LENGTH; i++)
+    {
+        if (mdl.has(model_names[i]))
+        {
+            out[i] = zip_llsd(mdl[model_names[i]]);
+
+            U32 size = out[i].size();
+
+            header[model_names[i]]["offset"] = (LLSD::Integer) cur_offset;
+            header[model_names[i]]["size"] = (LLSD::Integer) size;
+            cur_offset += size;
+        }
+    }
+
+    if (!nowrite)
+    {
+        LLSDSerialize::toBinary(header, ostr);
+
+        if (!skin.empty())
+        { //write skin block
+            ostr.write((const char*) skin.data(), header["skin"]["size"].asInteger());
+        }
+
+        if (!decomposition.empty())
+        { //write decomposition block
+            ostr.write((const char*) decomposition.data(), header["physics_convex"]["size"].asInteger());
+        }
+
+        for (S32 i = 0; i < MODEL_NAMES_LENGTH; i++)
+        {
+            if (!out[i].empty())
+            {
+                ostr.write((const char*) out[i].data(), header[model_names[i]]["size"].asInteger());
+            }
+        }
+    }
+
+    return header;
 }
 
 LLModel::weight_list& LLModel::getJointInfluences(const LLVector3& pos)
 {
-	//1. If a vertex has been weighted then we'll find it via pos and return its weight list
-	weight_map::iterator iterPos = mSkinWeights.begin();
-	weight_map::iterator iterEnd = mSkinWeights.end();
+    //1. If a vertex has been weighted then we'll find it via pos and return its weight list
+    weight_map::iterator iterPos = mSkinWeights.begin();
+    weight_map::iterator iterEnd = mSkinWeights.end();
 
     if (mSkinWeights.empty())
     {
@@ -1048,32 +1048,32 @@ LLModel::weight_list& LLModel::getJointInfluences(const LLVector3& pos)
         // everything that calls this function should precheck that there is data.
         LL_ERRS() << "called getJointInfluences with empty weights list" << LL_ENDL;
     }
-	
-	for ( ; iterPos!=iterEnd; ++iterPos )
-	{
-		if ( jointPositionalLookup( iterPos->first, pos ) )
-		{
-			return iterPos->second;
-		}
-	}
-	
-	//2. Otherwise we'll use the older implementation
-	weight_map::iterator iter = mSkinWeights.find(pos);
-	
-	if (iter != mSkinWeights.end())
-	{
-		if ((iter->first - pos).magVec() > 0.1f)
-		{
-			LL_ERRS() << "Couldn't find weight list." << LL_ENDL;
-		}
-
-		return iter->second;
-	}
-	else
-	{  //no exact match found, get closest point
-		const F32 epsilon = 1e-5f;
-		weight_map::iterator iter_up = mSkinWeights.lower_bound(pos);
-		weight_map::iterator iter_down = iter_up;
+
+    for ( ; iterPos!=iterEnd; ++iterPos )
+    {
+        if ( jointPositionalLookup( iterPos->first, pos ) )
+        {
+            return iterPos->second;
+        }
+    }
+
+    //2. Otherwise we'll use the older implementation
+    weight_map::iterator iter = mSkinWeights.find(pos);
+
+    if (iter != mSkinWeights.end())
+    {
+        if ((iter->first - pos).magVec() > 0.1f)
+        {
+            LL_ERRS() << "Couldn't find weight list." << LL_ENDL;
+        }
+
+        return iter->second;
+    }
+    else
+    {  //no exact match found, get closest point
+        const F32 epsilon = 1e-5f;
+        weight_map::iterator iter_up = mSkinWeights.lower_bound(pos);
+        weight_map::iterator iter_down = iter_up;
         weight_map::iterator best = iter_up;
         if (iter_up != mSkinWeights.end())
         {
@@ -1085,260 +1085,260 @@ LLModel::weight_list& LLModel::getJointInfluences(const LLVector3& pos)
             --best;
         }
 
-		F32 min_dist = (iter->first - pos).magVec();
-
-		bool done = false;
-		while (!done)
-		{ //search up and down mSkinWeights from lower bound of pos until a 
-		  //match is found within epsilon.  If no match is found within epsilon,
-		  //return closest match
-			done = true;
-			if (iter_up != mSkinWeights.end() && ++iter_up != mSkinWeights.end())
-			{
-				done = false;
-				F32 dist = (iter_up->first - pos).magVec();
-
-				if (dist < epsilon)
-				{
-					return iter_up->second;
-				}
-
-				if (dist < min_dist)
-				{
-					best = iter_up;
-					min_dist = dist;
-				}
-			}
-
-			if (iter_down != mSkinWeights.begin() && --iter_down != mSkinWeights.begin())
-			{
-				done = false;
-
-				F32 dist = (iter_down->first - pos).magVec();
-
-				if (dist < epsilon)
-				{
-					return iter_down->second;
-				}
-
-				if (dist < min_dist)
-				{
-					best = iter_down;
-					min_dist = dist;
-				}
-
-			}
-		}
-		
-		return best->second;
-	}					
+        F32 min_dist = (iter->first - pos).magVec();
+
+        bool done = false;
+        while (!done)
+        { //search up and down mSkinWeights from lower bound of pos until a
+          //match is found within epsilon.  If no match is found within epsilon,
+          //return closest match
+            done = true;
+            if (iter_up != mSkinWeights.end() && ++iter_up != mSkinWeights.end())
+            {
+                done = false;
+                F32 dist = (iter_up->first - pos).magVec();
+
+                if (dist < epsilon)
+                {
+                    return iter_up->second;
+                }
+
+                if (dist < min_dist)
+                {
+                    best = iter_up;
+                    min_dist = dist;
+                }
+            }
+
+            if (iter_down != mSkinWeights.begin() && --iter_down != mSkinWeights.begin())
+            {
+                done = false;
+
+                F32 dist = (iter_down->first - pos).magVec();
+
+                if (dist < epsilon)
+                {
+                    return iter_down->second;
+                }
+
+                if (dist < min_dist)
+                {
+                    best = iter_down;
+                    min_dist = dist;
+                }
+
+            }
+        }
+
+        return best->second;
+    }
 }
 
 void LLModel::setConvexHullDecomposition(
-	const LLModel::convex_hull_decomposition& decomp)
+    const LLModel::convex_hull_decomposition& decomp)
 {
-	mPhysics.mHull = decomp;
-	mPhysics.mMesh.clear();
-	updateHullCenters();
+    mPhysics.mHull = decomp;
+    mPhysics.mMesh.clear();
+    updateHullCenters();
 }
 
 void LLModel::updateHullCenters()
 {
-	mHullCenter.resize(mPhysics.mHull.size());
-	mHullPoints = 0;
-	mCenterOfHullCenters.clear();
-
-	for (U32 i = 0; i < mPhysics.mHull.size(); ++i)
-	{
-		LLVector3 cur_center;
-
-		for (U32 j = 0; j < mPhysics.mHull[i].size(); ++j)
-		{
-			cur_center += mPhysics.mHull[i][j];
-		}
-		mCenterOfHullCenters += cur_center;
-		cur_center *= 1.f/mPhysics.mHull[i].size();
-		mHullCenter[i] = cur_center;
-		mHullPoints += mPhysics.mHull[i].size();
-	}
-
-	if (mHullPoints > 0)
-	{
-		mCenterOfHullCenters *= 1.f / mHullPoints;
-		llassert(mPhysics.hasHullList());
-	}
+    mHullCenter.resize(mPhysics.mHull.size());
+    mHullPoints = 0;
+    mCenterOfHullCenters.clear();
+
+    for (U32 i = 0; i < mPhysics.mHull.size(); ++i)
+    {
+        LLVector3 cur_center;
+
+        for (U32 j = 0; j < mPhysics.mHull[i].size(); ++j)
+        {
+            cur_center += mPhysics.mHull[i][j];
+        }
+        mCenterOfHullCenters += cur_center;
+        cur_center *= 1.f/mPhysics.mHull[i].size();
+        mHullCenter[i] = cur_center;
+        mHullPoints += mPhysics.mHull[i].size();
+    }
+
+    if (mHullPoints > 0)
+    {
+        mCenterOfHullCenters *= 1.f / mHullPoints;
+        llassert(mPhysics.hasHullList());
+    }
 }
 
 bool LLModel::loadModel(std::istream& is)
 {
-	mSculptLevel = -1;  // default is an error occured
-
-	LLSD header;
-	{
-		if (!LLSDSerialize::fromBinary(header, is, 1024*1024*1024))
-		{
-			LL_WARNS("MESHSKININFO") << "Mesh header parse error.  Not a valid mesh asset!" << LL_ENDL;
-			return false;
-		}
-	}
-	
-	if (header.has("material_list"))
-	{ //load material list names
-		mMaterialList.clear();
-		for (U32 i = 0; i < header["material_list"].size(); ++i)
-		{
-			mMaterialList.push_back(header["material_list"][i].asString());
-		}
-	}
-
-	mSubmodelID = header.has("submodel_id") ? header["submodel_id"].asInteger() : false;
-
-	static const std::string lod_name[] = 
-	{
-		"lowest_lod",
-		"low_lod",
-		"medium_lod",
-		"high_lod",
-		"physics_mesh",
-	};
-
-	const S32 MODEL_LODS = 5;
-
-	S32 lod = llclamp((S32) mDetail, 0, MODEL_LODS);
-
-	if (header[lod_name[lod]]["offset"].asInteger() == -1 || 
-		header[lod_name[lod]]["size"].asInteger() == 0 )
-	{ //cannot load requested LOD
-		LL_WARNS("MESHSKININFO") << "LoD data is invalid!" << LL_ENDL;
-		return false;
-	}
-
-	bool has_skin = header["skin"]["offset"].asInteger() >=0 &&
-					header["skin"]["size"].asInteger() > 0;
-
-	if ((lod == LLModel::LOD_HIGH) && !mSubmodelID)
-	{ //try to load skin info and decomp info
-		std::ios::pos_type cur_pos = is.tellg();
-		loadSkinInfo(header, is);
-		is.seekg(cur_pos);
-	}
-
-	if ((lod == LLModel::LOD_HIGH || lod == LLModel::LOD_PHYSICS) && !mSubmodelID)
-	{
-		std::ios::pos_type cur_pos = is.tellg();
-		loadDecomposition(header, is);
-		is.seekg(cur_pos);
-	}
-
-	is.seekg(header[lod_name[lod]]["offset"].asInteger(), std::ios_base::cur);
-
-	if (unpackVolumeFaces(is, header[lod_name[lod]]["size"].asInteger()))
-	{
-		if (has_skin)
-		{ 
-			//build out mSkinWeight from face info
-			for (S32 i = 0; i < getNumVolumeFaces(); ++i)
-			{
-				const LLVolumeFace& face = getVolumeFace(i);
-
-				if (face.mWeights)
-				{
-					for (S32 j = 0; j < face.mNumVertices; ++j)
-					{
-						LLVector4a& w = face.mWeights[j];
-
-						std::vector<JointWeight> wght;
-
-						for (S32 k = 0; k < 4; ++k)
-						{
-							S32 idx = (S32) w[k];
-							F32 f = w[k] - idx;
-							if (f > 0.f)
-							{
-								wght.push_back(JointWeight(idx, f));
-							}
-						}
-
-						if (!wght.empty())
-						{
-							LLVector3 pos(face.mPositions[j].getF32ptr());
-							mSkinWeights[pos] = wght;
-						}
-					}
-				}
-			}
-		}
-		return true;
-	}
-	else
-	{
-		LL_WARNS("MESHSKININFO") << "unpackVolumeFaces failed!" << LL_ENDL;
-	}
-
-	return false;
+    mSculptLevel = -1;  // default is an error occured
+
+    LLSD header;
+    {
+        if (!LLSDSerialize::fromBinary(header, is, 1024*1024*1024))
+        {
+            LL_WARNS("MESHSKININFO") << "Mesh header parse error.  Not a valid mesh asset!" << LL_ENDL;
+            return false;
+        }
+    }
+
+    if (header.has("material_list"))
+    { //load material list names
+        mMaterialList.clear();
+        for (U32 i = 0; i < header["material_list"].size(); ++i)
+        {
+            mMaterialList.push_back(header["material_list"][i].asString());
+        }
+    }
+
+    mSubmodelID = header.has("submodel_id") ? header["submodel_id"].asInteger() : false;
+
+    static const std::string lod_name[] =
+    {
+        "lowest_lod",
+        "low_lod",
+        "medium_lod",
+        "high_lod",
+        "physics_mesh",
+    };
+
+    const S32 MODEL_LODS = 5;
+
+    S32 lod = llclamp((S32) mDetail, 0, MODEL_LODS);
+
+    if (header[lod_name[lod]]["offset"].asInteger() == -1 ||
+        header[lod_name[lod]]["size"].asInteger() == 0 )
+    { //cannot load requested LOD
+        LL_WARNS("MESHSKININFO") << "LoD data is invalid!" << LL_ENDL;
+        return false;
+    }
+
+    bool has_skin = header["skin"]["offset"].asInteger() >=0 &&
+                    header["skin"]["size"].asInteger() > 0;
+
+    if ((lod == LLModel::LOD_HIGH) && !mSubmodelID)
+    { //try to load skin info and decomp info
+        std::ios::pos_type cur_pos = is.tellg();
+        loadSkinInfo(header, is);
+        is.seekg(cur_pos);
+    }
+
+    if ((lod == LLModel::LOD_HIGH || lod == LLModel::LOD_PHYSICS) && !mSubmodelID)
+    {
+        std::ios::pos_type cur_pos = is.tellg();
+        loadDecomposition(header, is);
+        is.seekg(cur_pos);
+    }
+
+    is.seekg(header[lod_name[lod]]["offset"].asInteger(), std::ios_base::cur);
+
+    if (unpackVolumeFaces(is, header[lod_name[lod]]["size"].asInteger()))
+    {
+        if (has_skin)
+        {
+            //build out mSkinWeight from face info
+            for (S32 i = 0; i < getNumVolumeFaces(); ++i)
+            {
+                const LLVolumeFace& face = getVolumeFace(i);
+
+                if (face.mWeights)
+                {
+                    for (S32 j = 0; j < face.mNumVertices; ++j)
+                    {
+                        LLVector4a& w = face.mWeights[j];
+
+                        std::vector<JointWeight> wght;
+
+                        for (S32 k = 0; k < 4; ++k)
+                        {
+                            S32 idx = (S32) w[k];
+                            F32 f = w[k] - idx;
+                            if (f > 0.f)
+                            {
+                                wght.push_back(JointWeight(idx, f));
+                            }
+                        }
+
+                        if (!wght.empty())
+                        {
+                            LLVector3 pos(face.mPositions[j].getF32ptr());
+                            mSkinWeights[pos] = wght;
+                        }
+                    }
+                }
+            }
+        }
+        return true;
+    }
+    else
+    {
+        LL_WARNS("MESHSKININFO") << "unpackVolumeFaces failed!" << LL_ENDL;
+    }
+
+    return false;
 }
 
 bool LLModel::isMaterialListSubset( LLModel* ref )
 {
-	int refCnt = ref->mMaterialList.size();
-	int modelCnt = mMaterialList.size();
-	
-	for (U32 src = 0; src < modelCnt; ++src)
-	{				
-		bool foundRef = false;
-		
-		for (U32 dst = 0; dst < refCnt; ++dst)
-		{
-			//LL_INFOS()<<mMaterialList[src]<<" "<<ref->mMaterialList[dst]<<LL_ENDL;
-			foundRef = mMaterialList[src] == ref->mMaterialList[dst];									
-				
-			if ( foundRef )
-			{	
-				break;
-			}										
-		}
-
-		if (!foundRef)
-		{
+    int refCnt = ref->mMaterialList.size();
+    int modelCnt = mMaterialList.size();
+
+    for (U32 src = 0; src < modelCnt; ++src)
+    {
+        bool foundRef = false;
+
+        for (U32 dst = 0; dst < refCnt; ++dst)
+        {
+            //LL_INFOS()<<mMaterialList[src]<<" "<<ref->mMaterialList[dst]<<LL_ENDL;
+            foundRef = mMaterialList[src] == ref->mMaterialList[dst];
+
+            if ( foundRef )
+            {
+                break;
+            }
+        }
+
+        if (!foundRef)
+        {
             LL_INFOS("MESHSKININFO") << "Could not find material " << mMaterialList[src] << " in reference model " << ref->mLabel << LL_ENDL;
-			return false;
-		}
-	}
-	
-	return true;
+            return false;
+        }
+    }
+
+    return true;
 }
 
 bool LLModel::needToAddFaces( LLModel* ref, int& refFaceCnt, int& modelFaceCnt )
 {
-	bool changed = false;
-	if ( refFaceCnt< modelFaceCnt )
-	{
-		refFaceCnt += modelFaceCnt - refFaceCnt;
-		changed = true;
-	}
-	else 
-	if ( modelFaceCnt < refFaceCnt )
-	{
-		modelFaceCnt += refFaceCnt - modelFaceCnt;
-		changed = true;
-	}
-	
-	return changed;
+    bool changed = false;
+    if ( refFaceCnt< modelFaceCnt )
+    {
+        refFaceCnt += modelFaceCnt - refFaceCnt;
+        changed = true;
+    }
+    else
+    if ( modelFaceCnt < refFaceCnt )
+    {
+        modelFaceCnt += refFaceCnt - modelFaceCnt;
+        changed = true;
+    }
+
+    return changed;
 }
 
 bool LLModel::matchMaterialOrder(LLModel* ref, int& refFaceCnt, int& modelFaceCnt )
 {
-	//Is this a subset?
-	//LODs cannot currently add new materials, e.g.
-	//1. ref = a,b,c lod1 = d,e => This is not permitted
-	//2. ref = a,b,c lod1 = c => This would be permitted
-	
-	bool isASubset = isMaterialListSubset( ref );
-	if ( !isASubset )
-	{
-		LL_INFOS("MESHSKININFO")<<"Material of model is not a subset of reference."<<LL_ENDL;
-		return false;
-	}
+    //Is this a subset?
+    //LODs cannot currently add new materials, e.g.
+    //1. ref = a,b,c lod1 = d,e => This is not permitted
+    //2. ref = a,b,c lod1 = c => This would be permitted
+
+    bool isASubset = isMaterialListSubset( ref );
+    if ( !isASubset )
+    {
+        LL_INFOS("MESHSKININFO")<<"Material of model is not a subset of reference."<<LL_ENDL;
+        return false;
+    }
 
     if (mMaterialList.size() > ref->mMaterialList.size())
     {
@@ -1347,97 +1347,97 @@ bool LLModel::matchMaterialOrder(LLModel* ref, int& refFaceCnt, int& modelFaceCn
         // larger than original and if we keep going, reordering will cause a crash
         return false;
     }
-	
-	std::map<std::string, U32> index_map;
-	
-	//build a map of material slot names to face indexes
-	bool reorder = false;
-
-	std::set<std::string> base_mat;
-	std::set<std::string> cur_mat;
-
-	for (U32 i = 0; i < mMaterialList.size(); i++)
-	{
-		index_map[ref->mMaterialList[i]] = i;
-		//if any material name does not match reference, we need to reorder
-		reorder |= ref->mMaterialList[i] != mMaterialList[i];
-		base_mat.insert(ref->mMaterialList[i]);
-		cur_mat.insert(mMaterialList[i]);
-	}
-
-
-	if (reorder &&  (base_mat == cur_mat)) //don't reorder if material name sets don't match
-	{
-		std::vector<LLVolumeFace> new_face_list;
-		new_face_list.resize(mMaterialList.size());
-
-		std::vector<std::string> new_material_list;
-		new_material_list.resize(mMaterialList.size());
-
-		//rebuild face list so materials have the same order 
-		//as the reference model
-		for (U32 i = 0; i < mMaterialList.size(); ++i)
-		{ 
-			U32 ref_idx = index_map[mMaterialList[i]];
-
-			if (i < mVolumeFaces.size())
-			{
-				new_face_list[ref_idx] = mVolumeFaces[i];
-			}
-			new_material_list[ref_idx] = mMaterialList[i];
-		}
-
-		llassert(new_material_list == ref->mMaterialList);
-		
-		mVolumeFaces = new_face_list;
-
-		//override material list with reference model ordering
-		mMaterialList = ref->mMaterialList;
-	}
-	
-	return true;
+
+    std::map<std::string, U32> index_map;
+
+    //build a map of material slot names to face indexes
+    bool reorder = false;
+
+    std::set<std::string> base_mat;
+    std::set<std::string> cur_mat;
+
+    for (U32 i = 0; i < mMaterialList.size(); i++)
+    {
+        index_map[ref->mMaterialList[i]] = i;
+        //if any material name does not match reference, we need to reorder
+        reorder |= ref->mMaterialList[i] != mMaterialList[i];
+        base_mat.insert(ref->mMaterialList[i]);
+        cur_mat.insert(mMaterialList[i]);
+    }
+
+
+    if (reorder &&  (base_mat == cur_mat)) //don't reorder if material name sets don't match
+    {
+        std::vector<LLVolumeFace> new_face_list;
+        new_face_list.resize(mMaterialList.size());
+
+        std::vector<std::string> new_material_list;
+        new_material_list.resize(mMaterialList.size());
+
+        //rebuild face list so materials have the same order
+        //as the reference model
+        for (U32 i = 0; i < mMaterialList.size(); ++i)
+        {
+            U32 ref_idx = index_map[mMaterialList[i]];
+
+            if (i < mVolumeFaces.size())
+            {
+                new_face_list[ref_idx] = mVolumeFaces[i];
+            }
+            new_material_list[ref_idx] = mMaterialList[i];
+        }
+
+        llassert(new_material_list == ref->mMaterialList);
+
+        mVolumeFaces = new_face_list;
+
+        //override material list with reference model ordering
+        mMaterialList = ref->mMaterialList;
+    }
+
+    return true;
 }
 
 bool LLModel::loadSkinInfo(LLSD& header, std::istream &is)
 {
-	S32 offset = header["skin"]["offset"].asInteger();
-	S32 size = header["skin"]["size"].asInteger();
+    S32 offset = header["skin"]["offset"].asInteger();
+    S32 size = header["skin"]["size"].asInteger();
 
-	if (offset >= 0 && size > 0)
-	{
-		is.seekg(offset, std::ios_base::cur);
+    if (offset >= 0 && size > 0)
+    {
+        is.seekg(offset, std::ios_base::cur);
 
-		LLSD skin_data;
+        LLSD skin_data;
 
-		if (LLUZipHelper::unzip_llsd(skin_data, is, size) == LLUZipHelper::ZR_OK)
-		{
-			mSkinInfo.fromLLSD(skin_data);
-			return true;
-		}
-	}
+        if (LLUZipHelper::unzip_llsd(skin_data, is, size) == LLUZipHelper::ZR_OK)
+        {
+            mSkinInfo.fromLLSD(skin_data);
+            return true;
+        }
+    }
 
-	return false;
+    return false;
 }
 
 bool LLModel::loadDecomposition(LLSD& header, std::istream& is)
 {
-	S32 offset = header["physics_convex"]["offset"].asInteger();
-	S32 size = header["physics_convex"]["size"].asInteger();
+    S32 offset = header["physics_convex"]["offset"].asInteger();
+    S32 size = header["physics_convex"]["size"].asInteger();
 
-	if (offset >= 0 && size > 0 && !mSubmodelID)
-	{
-		is.seekg(offset, std::ios_base::cur);
+    if (offset >= 0 && size > 0 && !mSubmodelID)
+    {
+        is.seekg(offset, std::ios_base::cur);
 
-		LLSD data;
+        LLSD data;
 
-		if (LLUZipHelper::unzip_llsd(data, is, size) == LLUZipHelper::ZR_OK)
-		{
-			mPhysics.fromLLSD(data);
-			updateHullCenters();
-		}
-	}
+        if (LLUZipHelper::unzip_llsd(data, is, size) == LLUZipHelper::ZR_OK)
+        {
+            mPhysics.fromLLSD(data);
+            updateHullCenters();
+        }
+    }
 
-	return true;
+    return true;
 }
 
 LLMeshSkinInfo::LLMeshSkinInfo():
@@ -1454,45 +1454,45 @@ LLMeshSkinInfo::LLMeshSkinInfo(LLSD& skin):
     mInvalidJointsScrubbed(false),
     mJointNumsInitialized(false)
 {
-	fromLLSD(skin);
+    fromLLSD(skin);
 }
 
 LLMeshSkinInfo::LLMeshSkinInfo(const LLUUID& mesh_id, LLSD& skin) :
-	mMeshID(mesh_id),
-	mPelvisOffset(0.0),
-	mLockScaleIfJointPosition(false),
-	mInvalidJointsScrubbed(false),
-	mJointNumsInitialized(false)
+    mMeshID(mesh_id),
+    mPelvisOffset(0.0),
+    mLockScaleIfJointPosition(false),
+    mInvalidJointsScrubbed(false),
+    mJointNumsInitialized(false)
 {
-	fromLLSD(skin);
+    fromLLSD(skin);
 }
 
 void LLMeshSkinInfo::fromLLSD(LLSD& skin)
 {
-	if (skin.has("joint_names"))
-	{
-		for (U32 i = 0; i < skin["joint_names"].size(); ++i)
-		{
-			mJointNames.push_back(skin["joint_names"][i]);
+    if (skin.has("joint_names"))
+    {
+        for (U32 i = 0; i < skin["joint_names"].size(); ++i)
+        {
+            mJointNames.push_back(skin["joint_names"][i]);
             mJointNums.push_back(-1);
-		}
-	}
-
-	if (skin.has("inverse_bind_matrix"))
-	{
-		for (U32 i = 0; i < skin["inverse_bind_matrix"].size(); ++i)
-		{
-			LLMatrix4 mat;
-			for (U32 j = 0; j < 4; j++)
-			{
-				for (U32 k = 0; k < 4; k++)
-				{
-					mat.mMatrix[j][k] = skin["inverse_bind_matrix"][i][j*4+k].asReal();
-				}
-			}
-
-			mInvBindMatrix.push_back(LLMatrix4a(mat));
-		}
+        }
+    }
+
+    if (skin.has("inverse_bind_matrix"))
+    {
+        for (U32 i = 0; i < skin["inverse_bind_matrix"].size(); ++i)
+        {
+            LLMatrix4 mat;
+            for (U32 j = 0; j < 4; j++)
+            {
+                for (U32 k = 0; k < 4; k++)
+                {
+                    mat.mMatrix[j][k] = skin["inverse_bind_matrix"][i][j*4+k].asReal();
+                }
+            }
+
+            mInvBindMatrix.push_back(LLMatrix4a(mat));
+        }
 
         if (mJointNames.size() != mInvBindMatrix.size())
         {
@@ -1501,102 +1501,102 @@ void LLMeshSkinInfo::fromLLSD(LLSD& skin)
             mJointNums.clear();
             mInvBindMatrix.clear();
         }
-	}
+    }
 
-	if (skin.has("bind_shape_matrix"))
-	{
+    if (skin.has("bind_shape_matrix"))
+    {
         LLMatrix4 mat;
-		for (U32 j = 0; j < 4; j++)
-		{
-			for (U32 k = 0; k < 4; k++)
-			{
-				mat.mMatrix[j][k] = skin["bind_shape_matrix"][j*4+k].asReal();
-			}
-		}
+        for (U32 j = 0; j < 4; j++)
+        {
+            for (U32 k = 0; k < 4; k++)
+            {
+                mat.mMatrix[j][k] = skin["bind_shape_matrix"][j*4+k].asReal();
+            }
+        }
         mBindShapeMatrix.loadu(mat);
-	}
-
-	if (skin.has("alt_inverse_bind_matrix"))
-	{
-		for (U32 i = 0; i < skin["alt_inverse_bind_matrix"].size(); ++i)
-		{
-			LLMatrix4 mat;
-			for (U32 j = 0; j < 4; j++)
-			{
-				for (U32 k = 0; k < 4; k++)
-				{
-					mat.mMatrix[j][k] = skin["alt_inverse_bind_matrix"][i][j*4+k].asReal();
-				}
-			}
-			
-			mAlternateBindMatrix.push_back(LLMatrix4a(mat));
-		}
-	}
-
-	if (skin.has("pelvis_offset"))
-	{
-		mPelvisOffset = skin["pelvis_offset"].asReal();
-	}
+    }
+
+    if (skin.has("alt_inverse_bind_matrix"))
+    {
+        for (U32 i = 0; i < skin["alt_inverse_bind_matrix"].size(); ++i)
+        {
+            LLMatrix4 mat;
+            for (U32 j = 0; j < 4; j++)
+            {
+                for (U32 k = 0; k < 4; k++)
+                {
+                    mat.mMatrix[j][k] = skin["alt_inverse_bind_matrix"][i][j*4+k].asReal();
+                }
+            }
+
+            mAlternateBindMatrix.push_back(LLMatrix4a(mat));
+        }
+    }
+
+    if (skin.has("pelvis_offset"))
+    {
+        mPelvisOffset = skin["pelvis_offset"].asReal();
+    }
 
     if (skin.has("lock_scale_if_joint_position"))
     {
         mLockScaleIfJointPosition = skin["lock_scale_if_joint_position"].asBoolean();
     }
-	else
-	{
-		mLockScaleIfJointPosition = false;
-	}
+    else
+    {
+        mLockScaleIfJointPosition = false;
+    }
 
     updateHash();
 }
 
 LLSD LLMeshSkinInfo::asLLSD(bool include_joints, bool lock_scale_if_joint_position) const
 {
-	LLSD ret;
-
-	for (U32 i = 0; i < mJointNames.size(); ++i)
-	{
-		ret["joint_names"][i] = mJointNames[i];
-
-		for (U32 j = 0; j < 4; j++)
-		{
-			for (U32 k = 0; k < 4; k++)
-			{
-				ret["inverse_bind_matrix"][i][j*4+k] = mInvBindMatrix[i].mMatrix[j][k]; 
-			}
-		}
-	}
-
-	for (U32 i = 0; i < 4; i++)
-	{
-		for (U32 j = 0; j < 4; j++)
-		{
-			ret["bind_shape_matrix"][i*4+j] = mBindShapeMatrix.mMatrix[i][j];
-		}
-	}
-		
-	if ( include_joints && mAlternateBindMatrix.size() > 0 )
-	{
-		for (U32 i = 0; i < mJointNames.size(); ++i)
-		{
-			for (U32 j = 0; j < 4; j++)
-			{
-				for (U32 k = 0; k < 4; k++)
-				{
-					ret["alt_inverse_bind_matrix"][i][j*4+k] = mAlternateBindMatrix[i].mMatrix[j][k]; 
-				}
-			}
-		}
+    LLSD ret;
+
+    for (U32 i = 0; i < mJointNames.size(); ++i)
+    {
+        ret["joint_names"][i] = mJointNames[i];
+
+        for (U32 j = 0; j < 4; j++)
+        {
+            for (U32 k = 0; k < 4; k++)
+            {
+                ret["inverse_bind_matrix"][i][j*4+k] = mInvBindMatrix[i].mMatrix[j][k];
+            }
+        }
+    }
+
+    for (U32 i = 0; i < 4; i++)
+    {
+        for (U32 j = 0; j < 4; j++)
+        {
+            ret["bind_shape_matrix"][i*4+j] = mBindShapeMatrix.mMatrix[i][j];
+        }
+    }
+
+    if ( include_joints && mAlternateBindMatrix.size() > 0 )
+    {
+        for (U32 i = 0; i < mJointNames.size(); ++i)
+        {
+            for (U32 j = 0; j < 4; j++)
+            {
+                for (U32 k = 0; k < 4; k++)
+                {
+                    ret["alt_inverse_bind_matrix"][i][j*4+k] = mAlternateBindMatrix[i].mMatrix[j][k];
+                }
+            }
+        }
 
         if (lock_scale_if_joint_position)
         {
             ret["lock_scale_if_joint_position"] = lock_scale_if_joint_position;
         }
 
-		ret["pelvis_offset"] = mPelvisOffset;
-	}
+        ret["pelvis_offset"] = mPelvisOffset;
+    }
 
-	return ret;
+    return ret;
 }
 
 void LLMeshSkinInfo::updateHash()
@@ -1609,13 +1609,13 @@ void LLMeshSkinInfo::updateHash()
     {
         hash.update(name);
     }
-    
-    //mJointNums 
+
+    //mJointNums
     hash.update((const void*)mJointNums.data(), sizeof(S32) * mJointNums.size());
-    
+
     //mInvBindMatrix
     F32* src = mInvBindMatrix[0].getF32ptr();
-    
+
     for (size_t i = 0, count = mInvBindMatrix.size() * 16; i < count; ++i)
     {
         S32 t = llround(src[i] * 10000.f);
@@ -1647,108 +1647,108 @@ U32 LLMeshSkinInfo::sizeBytes() const
 
 LLModel::Decomposition::Decomposition(LLSD& data)
 {
-	fromLLSD(data);
+    fromLLSD(data);
 }
 
 void LLModel::Decomposition::fromLLSD(LLSD& decomp)
 {
-	if (decomp.has("HullList") && decomp.has("Positions"))
-	{
-		// updated for const-correctness. gcc is picky about this type of thing - Nyx
-		const LLSD::Binary& hulls = decomp["HullList"].asBinary();
-		const LLSD::Binary& position = decomp["Positions"].asBinary();
-
-		U16* p = (U16*) &position[0];
-
-		mHull.resize(hulls.size());
-
-		LLVector3 min;
-		LLVector3 max;
-		LLVector3 range;
-
-		if (decomp.has("Min"))
-		{
-			min.setValue(decomp["Min"]);
-			max.setValue(decomp["Max"]);
-		}
-		else
-		{
-			min.set(-0.5f, -0.5f, -0.5f);
-			max.set(0.5f, 0.5f, 0.5f);
-		}
-
-		range = max-min;
-
-		for (U32 i = 0; i < hulls.size(); ++i)
-		{
-			U16 count = (hulls[i] == 0) ? 256 : hulls[i];
-			
-			std::set<U64> valid;
-
-			//must have at least 4 points
-			//llassert(count > 3);
-
-			for (U32 j = 0; j < count; ++j)
-			{
-				U64 test = (U64) p[0] | ((U64) p[1] << 16) | ((U64) p[2] << 32);
-				//point must be unique
-				//llassert(valid.find(test) == valid.end());
-				valid.insert(test);
-
-				mHull[i].push_back(LLVector3(
-					(F32) p[0]/65535.f*range.mV[0]+min.mV[0],
-					(F32) p[1]/65535.f*range.mV[1]+min.mV[1],
-					(F32) p[2]/65535.f*range.mV[2]+min.mV[2]));
-				p += 3;
-
-
-			}
-
-			//each hull must contain at least 4 unique points
-			//llassert(valid.size() > 3);
-		}
-	}
-
-	if (decomp.has("BoundingVerts"))
-	{
-		const LLSD::Binary& position = decomp["BoundingVerts"].asBinary();
-
-		U16* p = (U16*) &position[0];
-
-		LLVector3 min;
-		LLVector3 max;
-		LLVector3 range;
-
-		if (decomp.has("Min"))
-		{
-			min.setValue(decomp["Min"]);
-			max.setValue(decomp["Max"]);
-		}
-		else
-		{
-			min.set(-0.5f, -0.5f, -0.5f);
-			max.set(0.5f, 0.5f, 0.5f);
-		}
-
-		range = max-min;
-
-		U16 count = (U16)(position.size()/6);
-		
-		for (U32 j = 0; j < count; ++j)
-		{
-			mBaseHull.push_back(LLVector3(
-				(F32) p[0]/65535.f*range.mV[0]+min.mV[0],
-				(F32) p[1]/65535.f*range.mV[1]+min.mV[1],
-				(F32) p[2]/65535.f*range.mV[2]+min.mV[2]));
-			p += 3;
-		}		 
-	}
-	else
-	{
-		//empty base hull mesh to indicate decomposition has been loaded
-		//but contains no base hull
-		mBaseHullMesh.clear();
-	}
+    if (decomp.has("HullList") && decomp.has("Positions"))
+    {
+        // updated for const-correctness. gcc is picky about this type of thing - Nyx
+        const LLSD::Binary& hulls = decomp["HullList"].asBinary();
+        const LLSD::Binary& position = decomp["Positions"].asBinary();
+
+        U16* p = (U16*) &position[0];
+
+        mHull.resize(hulls.size());
+
+        LLVector3 min;
+        LLVector3 max;
+        LLVector3 range;
+
+        if (decomp.has("Min"))
+        {
+            min.setValue(decomp["Min"]);
+            max.setValue(decomp["Max"]);
+        }
+        else
+        {
+            min.set(-0.5f, -0.5f, -0.5f);
+            max.set(0.5f, 0.5f, 0.5f);
+        }
+
+        range = max-min;
+
+        for (U32 i = 0; i < hulls.size(); ++i)
+        {
+            U16 count = (hulls[i] == 0) ? 256 : hulls[i];
+
+            std::set<U64> valid;
+
+            //must have at least 4 points
+            //llassert(count > 3);
+
+            for (U32 j = 0; j < count; ++j)
+            {
+                U64 test = (U64) p[0] | ((U64) p[1] << 16) | ((U64) p[2] << 32);
+                //point must be unique
+                //llassert(valid.find(test) == valid.end());
+                valid.insert(test);
+
+                mHull[i].push_back(LLVector3(
+                    (F32) p[0]/65535.f*range.mV[0]+min.mV[0],
+                    (F32) p[1]/65535.f*range.mV[1]+min.mV[1],
+                    (F32) p[2]/65535.f*range.mV[2]+min.mV[2]));
+                p += 3;
+
+
+            }
+
+            //each hull must contain at least 4 unique points
+            //llassert(valid.size() > 3);
+        }
+    }
+
+    if (decomp.has("BoundingVerts"))
+    {
+        const LLSD::Binary& position = decomp["BoundingVerts"].asBinary();
+
+        U16* p = (U16*) &position[0];
+
+        LLVector3 min;
+        LLVector3 max;
+        LLVector3 range;
+
+        if (decomp.has("Min"))
+        {
+            min.setValue(decomp["Min"]);
+            max.setValue(decomp["Max"]);
+        }
+        else
+        {
+            min.set(-0.5f, -0.5f, -0.5f);
+            max.set(0.5f, 0.5f, 0.5f);
+        }
+
+        range = max-min;
+
+        U16 count = (U16)(position.size()/6);
+
+        for (U32 j = 0; j < count; ++j)
+        {
+            mBaseHull.push_back(LLVector3(
+                (F32) p[0]/65535.f*range.mV[0]+min.mV[0],
+                (F32) p[1]/65535.f*range.mV[1]+min.mV[1],
+                (F32) p[2]/65535.f*range.mV[2]+min.mV[2]));
+            p += 3;
+        }
+    }
+    else
+    {
+        //empty base hull mesh to indicate decomposition has been loaded
+        //but contains no base hull
+        mBaseHullMesh.clear();
+    }
 }
 
 U32 LLModel::Decomposition::sizeBytes() const
@@ -1777,342 +1777,342 @@ U32 LLModel::Decomposition::sizeBytes() const
 
 bool LLModel::Decomposition::hasHullList() const
 {
-	return !mHull.empty() ;
+    return !mHull.empty() ;
 }
 
 LLSD LLModel::Decomposition::asLLSD() const
 {
-	LLSD ret;
-	
-	if (mBaseHull.empty() && mHull.empty())
-	{ //nothing to write
-		return ret;
-	}
-
-	//write decomposition block
-	// ["physics_convex"]["HullList"] -- list of 8 bit integers, each entry represents a hull with specified number of points
-	// ["physics_convex"]["Position"] -- list of 16-bit integers to be decoded to given domain, encoded 3D points
-	// ["physics_convex"]["BoundingVerts"] -- list of 16-bit integers to be decoded to given domain, encoded 3D points representing a single hull approximation of given shape
-	
-	//get minimum and maximum
-	LLVector3 min;
-	
-	if (mHull.empty())
-	{  
-		min = mBaseHull[0];
-	}
-	else
-	{
-		min = mHull[0][0];
-	}
-
-	LLVector3 max = min;
-
-	LLSD::Binary hulls(mHull.size());
-
-	U32 total = 0;
-
-	for (U32 i = 0; i < mHull.size(); ++i)
-	{
-		U32 size = mHull[i].size();
-		total += size;
-		hulls[i] = (U8) (size);
-
-		for (U32 j = 0; j < mHull[i].size(); ++j)
-		{
-			update_min_max(min, max, mHull[i][j]);
-		}
-	}
-
-	for (U32 i = 0; i < mBaseHull.size(); ++i)
-	{
-		update_min_max(min, max, mBaseHull[i]);	
-	}
-
-	ret["Min"] = min.getValue();
-	ret["Max"] = max.getValue();
-
-	LLVector3 range = max-min;
-
-	if (!hulls.empty())
-	{
-		ret["HullList"] = hulls;
-	}
-
-	if (total > 0)
-	{
-		LLSD::Binary p(total*3*2);
-
-		U32 vert_idx = 0;
-		
-		for (U32 i = 0; i < mHull.size(); ++i)
-		{
-			std::set<U64> valid;
-
-			llassert(!mHull[i].empty());
-
-			for (U32 j = 0; j < mHull[i].size(); ++j)
-			{
-				U64 test = 0;
-				const F32* src = mHull[i][j].mV;
-
-				for (U32 k = 0; k < 3; k++)
-				{
-					//convert to 16-bit normalized across domain
-					U16 val = (U16) (((src[k]-min.mV[k])/range.mV[k])*65535);
-
-					if(valid.size() < 3)
-					{
-						switch (k)
-						{
-							case 0: test = test | (U64) val; break;
-							case 1: test = test | ((U64) val << 16); break;
-							case 2: test = test | ((U64) val << 32); break;
-						};
-
-						valid.insert(test);
-					}
-					
-					U8* buff = (U8*) &val;
-					//write to binary buffer
-					p[vert_idx++] = buff[0];
-					p[vert_idx++] = buff[1];
-
-					//makes sure we haven't run off the end of the array
-					llassert(vert_idx <= p.size());
-				}
-			}
-
-			//must have at least 3 unique points
-			llassert(valid.size() > 2);
-		}
-
-		ret["Positions"] = p;
-	}
-
-	//llassert(!mBaseHull.empty());
-
-	if (!mBaseHull.empty())
-	{
-		LLSD::Binary p(mBaseHull.size()*3*2);
-
-		U32 vert_idx = 0;
-		for (U32 j = 0; j < mBaseHull.size(); ++j)
-		{
-			const F32* v = mBaseHull[j].mV;
-
-			for (U32 k = 0; k < 3; k++)
-			{
-				//convert to 16-bit normalized across domain
-				U16 val = (U16) (((v[k]-min.mV[k])/range.mV[k])*65535);
-
-				U8* buff = (U8*) &val;
-				//write to binary buffer
-				p[vert_idx++] = buff[0];
-				p[vert_idx++] = buff[1];
-
-				if (vert_idx > p.size())
-				{
-					LL_ERRS() << "Index out of bounds" << LL_ENDL;
-				}
-			}
-		}
-		
-		ret["BoundingVerts"] = p;
-	}
-
-	return ret;
+    LLSD ret;
+
+    if (mBaseHull.empty() && mHull.empty())
+    { //nothing to write
+        return ret;
+    }
+
+    //write decomposition block
+    // ["physics_convex"]["HullList"] -- list of 8 bit integers, each entry represents a hull with specified number of points
+    // ["physics_convex"]["Position"] -- list of 16-bit integers to be decoded to given domain, encoded 3D points
+    // ["physics_convex"]["BoundingVerts"] -- list of 16-bit integers to be decoded to given domain, encoded 3D points representing a single hull approximation of given shape
+
+    //get minimum and maximum
+    LLVector3 min;
+
+    if (mHull.empty())
+    {
+        min = mBaseHull[0];
+    }
+    else
+    {
+        min = mHull[0][0];
+    }
+
+    LLVector3 max = min;
+
+    LLSD::Binary hulls(mHull.size());
+
+    U32 total = 0;
+
+    for (U32 i = 0; i < mHull.size(); ++i)
+    {
+        U32 size = mHull[i].size();
+        total += size;
+        hulls[i] = (U8) (size);
+
+        for (U32 j = 0; j < mHull[i].size(); ++j)
+        {
+            update_min_max(min, max, mHull[i][j]);
+        }
+    }
+
+    for (U32 i = 0; i < mBaseHull.size(); ++i)
+    {
+        update_min_max(min, max, mBaseHull[i]);
+    }
+
+    ret["Min"] = min.getValue();
+    ret["Max"] = max.getValue();
+
+    LLVector3 range = max-min;
+
+    if (!hulls.empty())
+    {
+        ret["HullList"] = hulls;
+    }
+
+    if (total > 0)
+    {
+        LLSD::Binary p(total*3*2);
+
+        U32 vert_idx = 0;
+
+        for (U32 i = 0; i < mHull.size(); ++i)
+        {
+            std::set<U64> valid;
+
+            llassert(!mHull[i].empty());
+
+            for (U32 j = 0; j < mHull[i].size(); ++j)
+            {
+                U64 test = 0;
+                const F32* src = mHull[i][j].mV;
+
+                for (U32 k = 0; k < 3; k++)
+                {
+                    //convert to 16-bit normalized across domain
+                    U16 val = (U16) (((src[k]-min.mV[k])/range.mV[k])*65535);
+
+                    if(valid.size() < 3)
+                    {
+                        switch (k)
+                        {
+                            case 0: test = test | (U64) val; break;
+                            case 1: test = test | ((U64) val << 16); break;
+                            case 2: test = test | ((U64) val << 32); break;
+                        };
+
+                        valid.insert(test);
+                    }
+
+                    U8* buff = (U8*) &val;
+                    //write to binary buffer
+                    p[vert_idx++] = buff[0];
+                    p[vert_idx++] = buff[1];
+
+                    //makes sure we haven't run off the end of the array
+                    llassert(vert_idx <= p.size());
+                }
+            }
+
+            //must have at least 3 unique points
+            llassert(valid.size() > 2);
+        }
+
+        ret["Positions"] = p;
+    }
+
+    //llassert(!mBaseHull.empty());
+
+    if (!mBaseHull.empty())
+    {
+        LLSD::Binary p(mBaseHull.size()*3*2);
+
+        U32 vert_idx = 0;
+        for (U32 j = 0; j < mBaseHull.size(); ++j)
+        {
+            const F32* v = mBaseHull[j].mV;
+
+            for (U32 k = 0; k < 3; k++)
+            {
+                //convert to 16-bit normalized across domain
+                U16 val = (U16) (((v[k]-min.mV[k])/range.mV[k])*65535);
+
+                U8* buff = (U8*) &val;
+                //write to binary buffer
+                p[vert_idx++] = buff[0];
+                p[vert_idx++] = buff[1];
+
+                if (vert_idx > p.size())
+                {
+                    LL_ERRS() << "Index out of bounds" << LL_ENDL;
+                }
+            }
+        }
+
+        ret["BoundingVerts"] = p;
+    }
+
+    return ret;
 }
 
 void LLModel::Decomposition::merge(const LLModel::Decomposition* rhs)
 {
-	if (!rhs)
-	{
-		return;
-	}
-
-	if (mMeshID != rhs->mMeshID)
-	{
-		LL_ERRS() << "Attempted to merge with decomposition of some other mesh." << LL_ENDL;
-	}
-
-	if (mBaseHull.empty())
-	{ //take base hull and decomposition from rhs
-		mHull = rhs->mHull;
-		mBaseHull = rhs->mBaseHull;
-		mMesh = rhs->mMesh;
-		mBaseHullMesh = rhs->mBaseHullMesh;
-	}
-
-	if (mPhysicsShapeMesh.empty())
-	{ //take physics shape mesh from rhs
-		mPhysicsShapeMesh = rhs->mPhysicsShapeMesh;
-	}
+    if (!rhs)
+    {
+        return;
+    }
+
+    if (mMeshID != rhs->mMeshID)
+    {
+        LL_ERRS() << "Attempted to merge with decomposition of some other mesh." << LL_ENDL;
+    }
+
+    if (mBaseHull.empty())
+    { //take base hull and decomposition from rhs
+        mHull = rhs->mHull;
+        mBaseHull = rhs->mBaseHull;
+        mMesh = rhs->mMesh;
+        mBaseHullMesh = rhs->mBaseHullMesh;
+    }
+
+    if (mPhysicsShapeMesh.empty())
+    { //take physics shape mesh from rhs
+        mPhysicsShapeMesh = rhs->mPhysicsShapeMesh;
+    }
 }
 
 bool ll_is_degenerate(const LLVector4a& a, const LLVector4a& b, const LLVector4a& c, F32 tolerance)
 {
-	// small area check
-	{
-		LLVector4a edge1; edge1.setSub( a, b );
-		LLVector4a edge2; edge2.setSub( a, c );
-		//////////////////////////////////////////////////////////////////////////
-		/// Linden Modified
-		//////////////////////////////////////////////////////////////////////////
-
-		// If no one edge is more than 10x longer than any other edge, we weaken
-		// the tolerance by a factor of 1e-4f.
-
-		LLVector4a edge3; edge3.setSub( c, b );
-		const F32 len1sq = edge1.dot3(edge1).getF32();
-		const F32 len2sq = edge2.dot3(edge2).getF32();
-		const F32 len3sq = edge3.dot3(edge3).getF32();
-		bool abOK = (len1sq <= 100.f * len2sq) && (len1sq <= 100.f * len3sq);
-		bool acOK = (len2sq <= 100.f * len1sq) && (len1sq <= 100.f * len3sq);
-		bool cbOK = (len3sq <= 100.f * len1sq) && (len1sq <= 100.f * len2sq);
-		if ( abOK && acOK && cbOK )
-		{
-			tolerance *= 1e-4f;
-		}
-
-		//////////////////////////////////////////////////////////////////////////
-		/// End Modified
-		//////////////////////////////////////////////////////////////////////////
-
-		LLVector4a cross; cross.setCross3( edge1, edge2 );
-
-		LLVector4a edge1b; edge1b.setSub( b, a );
-		LLVector4a edge2b; edge2b.setSub( b, c );
-		LLVector4a crossb; crossb.setCross3( edge1b, edge2b );
-
-		if ( ( cross.dot3(cross).getF32() < tolerance ) || ( crossb.dot3(crossb).getF32() < tolerance ))
-		{
-			return true;
-		}
-	}
-
-	// point triangle distance check
-	{
-		LLVector4a Q; Q.setSub(a, b);
-		LLVector4a R; R.setSub(c, b);
-
-		const F32 QQ = dot3fpu(Q, Q);
-		const F32 RR = dot3fpu(R, R);
-		const F32 QR = dot3fpu(R, Q);
-
-		volatile F32 QQRR = QQ * RR;
-		volatile F32 QRQR = QR * QR;
-		F32 Det = (QQRR - QRQR);
-
-		if( Det == 0.0f )
-		{
-			return true;
-		}
-	}
-
-	return false;
+    // small area check
+    {
+        LLVector4a edge1; edge1.setSub( a, b );
+        LLVector4a edge2; edge2.setSub( a, c );
+        //////////////////////////////////////////////////////////////////////////
+        /// Linden Modified
+        //////////////////////////////////////////////////////////////////////////
+
+        // If no one edge is more than 10x longer than any other edge, we weaken
+        // the tolerance by a factor of 1e-4f.
+
+        LLVector4a edge3; edge3.setSub( c, b );
+        const F32 len1sq = edge1.dot3(edge1).getF32();
+        const F32 len2sq = edge2.dot3(edge2).getF32();
+        const F32 len3sq = edge3.dot3(edge3).getF32();
+        bool abOK = (len1sq <= 100.f * len2sq) && (len1sq <= 100.f * len3sq);
+        bool acOK = (len2sq <= 100.f * len1sq) && (len1sq <= 100.f * len3sq);
+        bool cbOK = (len3sq <= 100.f * len1sq) && (len1sq <= 100.f * len2sq);
+        if ( abOK && acOK && cbOK )
+        {
+            tolerance *= 1e-4f;
+        }
+
+        //////////////////////////////////////////////////////////////////////////
+        /// End Modified
+        //////////////////////////////////////////////////////////////////////////
+
+        LLVector4a cross; cross.setCross3( edge1, edge2 );
+
+        LLVector4a edge1b; edge1b.setSub( b, a );
+        LLVector4a edge2b; edge2b.setSub( b, c );
+        LLVector4a crossb; crossb.setCross3( edge1b, edge2b );
+
+        if ( ( cross.dot3(cross).getF32() < tolerance ) || ( crossb.dot3(crossb).getF32() < tolerance ))
+        {
+            return true;
+        }
+    }
+
+    // point triangle distance check
+    {
+        LLVector4a Q; Q.setSub(a, b);
+        LLVector4a R; R.setSub(c, b);
+
+        const F32 QQ = dot3fpu(Q, Q);
+        const F32 RR = dot3fpu(R, R);
+        const F32 QR = dot3fpu(R, Q);
+
+        volatile F32 QQRR = QQ * RR;
+        volatile F32 QRQR = QR * QR;
+        F32 Det = (QQRR - QRQR);
+
+        if( Det == 0.0f )
+        {
+            return true;
+        }
+    }
+
+    return false;
 }
 
 bool validate_face(const LLVolumeFace& face)
 {
-	for (U32 i = 0; i < face.mNumIndices; ++i)
-	{
-		if (face.mIndices[i] >= face.mNumVertices)
-		{
-			LL_WARNS("MESHSKININFO") << "Face has invalid index." << LL_ENDL;
-			return false;
-		}
-	}
-
-	if (face.mNumIndices % 3 != 0 || face.mNumIndices == 0)
-	{
-		LL_WARNS("MESHSKININFO") << "Face has invalid number of indices." << LL_ENDL;
-		return false;
-	}
-
-	/*const LLVector4a scale(0.5f);
-
-	for (U32 i = 0; i < face.mNumIndices; i+=3)
-	{
-		U16 idx1 = face.mIndices[i];
-		U16 idx2 = face.mIndices[i+1];
-		U16 idx3 = face.mIndices[i+2];
-
-		LLVector4a v1; v1.setMul(face.mPositions[idx1], scale);
-		LLVector4a v2; v2.setMul(face.mPositions[idx2], scale);
-		LLVector4a v3; v3.setMul(face.mPositions[idx3], scale);
-
-		if (ll_is_degenerate(v1,v2,v3))
-		{
-			llwarns << "Degenerate face found!" << LL_ENDL;
-			return false;
-		}
-	}*/
-
-	return true;
+    for (U32 i = 0; i < face.mNumIndices; ++i)
+    {
+        if (face.mIndices[i] >= face.mNumVertices)
+        {
+            LL_WARNS("MESHSKININFO") << "Face has invalid index." << LL_ENDL;
+            return false;
+        }
+    }
+
+    if (face.mNumIndices % 3 != 0 || face.mNumIndices == 0)
+    {
+        LL_WARNS("MESHSKININFO") << "Face has invalid number of indices." << LL_ENDL;
+        return false;
+    }
+
+    /*const LLVector4a scale(0.5f);
+
+    for (U32 i = 0; i < face.mNumIndices; i+=3)
+    {
+        U16 idx1 = face.mIndices[i];
+        U16 idx2 = face.mIndices[i+1];
+        U16 idx3 = face.mIndices[i+2];
+
+        LLVector4a v1; v1.setMul(face.mPositions[idx1], scale);
+        LLVector4a v2; v2.setMul(face.mPositions[idx2], scale);
+        LLVector4a v3; v3.setMul(face.mPositions[idx3], scale);
+
+        if (ll_is_degenerate(v1,v2,v3))
+        {
+            llwarns << "Degenerate face found!" << LL_ENDL;
+            return false;
+        }
+    }*/
+
+    return true;
 }
 
 bool validate_model(const LLModel* mdl)
 {
-	if (mdl->getNumVolumeFaces() == 0)
-	{
-		LL_WARNS("MESHSKININFO") << "Model has no faces!" << LL_ENDL;
-		return false;
-	}
-
-	for (S32 i = 0; i < mdl->getNumVolumeFaces(); ++i)
-	{
-		if (mdl->getVolumeFace(i).mNumVertices == 0)
-		{
-			LL_WARNS("MESHSKININFO") << "Face has no vertices." << LL_ENDL;
-			return false;
-		}
-
-		if (mdl->getVolumeFace(i).mNumIndices == 0)
-		{
-			LL_WARNS("MESHSKININFO") << "Face has no indices." << LL_ENDL;
-			return false;
-		}
-
-		if (!validate_face(mdl->getVolumeFace(i)))
-		{
-			return false;
-		}
-	}
-
-	return true;
+    if (mdl->getNumVolumeFaces() == 0)
+    {
+        LL_WARNS("MESHSKININFO") << "Model has no faces!" << LL_ENDL;
+        return false;
+    }
+
+    for (S32 i = 0; i < mdl->getNumVolumeFaces(); ++i)
+    {
+        if (mdl->getVolumeFace(i).mNumVertices == 0)
+        {
+            LL_WARNS("MESHSKININFO") << "Face has no vertices." << LL_ENDL;
+            return false;
+        }
+
+        if (mdl->getVolumeFace(i).mNumIndices == 0)
+        {
+            LL_WARNS("MESHSKININFO") << "Face has no indices." << LL_ENDL;
+            return false;
+        }
+
+        if (!validate_face(mdl->getVolumeFace(i)))
+        {
+            return false;
+        }
+    }
+
+    return true;
 }
 
 LLModelInstance::LLModelInstance(LLSD& data)
-	: LLModelInstanceBase()
+    : LLModelInstanceBase()
 {
-	mLocalMeshID = data["mesh_id"].asInteger();
-	mLabel = data["label"].asString();
-	mTransform.setValue(data["transform"]);
-
-	for (U32 i = 0; i < data["material"].size(); ++i)
-	{
-		LLImportMaterial mat(data["material"][i]);
-		mMaterial[mat.mBinding] = mat;
-	}
+    mLocalMeshID = data["mesh_id"].asInteger();
+    mLabel = data["label"].asString();
+    mTransform.setValue(data["transform"]);
+
+    for (U32 i = 0; i < data["material"].size(); ++i)
+    {
+        LLImportMaterial mat(data["material"][i]);
+        mMaterial[mat.mBinding] = mat;
+    }
 }
 
 
 LLSD LLModelInstance::asLLSD()
-{	
-	LLSD ret;
+{
+    LLSD ret;
 
-	ret["mesh_id"] = mModel->mLocalID;
-	ret["label"] = mLabel;
-	ret["transform"] = mTransform.getValue();
+    ret["mesh_id"] = mModel->mLocalID;
+    ret["label"] = mLabel;
+    ret["transform"] = mTransform.getValue();
 
-	U32 i = 0;
-	for (std::map<std::string, LLImportMaterial>::iterator iter = mMaterial.begin(); iter != mMaterial.end(); ++iter)
-	{
-		ret["material"][i++] = iter->second.asLLSD();
-	}
+    U32 i = 0;
+    for (std::map<std::string, LLImportMaterial>::iterator iter = mMaterial.begin(); iter != mMaterial.end(); ++iter)
+    {
+        ret["material"][i++] = iter->second.asLLSD();
+    }
 
-	return ret;
+    return ret;
 }
 
 
@@ -2122,55 +2122,55 @@ LLImportMaterial::~LLImportMaterial()
 
 LLImportMaterial::LLImportMaterial(LLSD& data)
 {
-	mDiffuseMapFilename = data["diffuse"]["filename"].asString();
-	mDiffuseMapLabel = data["diffuse"]["label"].asString();
-	mDiffuseColor.setValue(data["diffuse"]["color"]);
-	mFullbright = data["fullbright"].asBoolean();
-	mBinding = data["binding"].asString();
+    mDiffuseMapFilename = data["diffuse"]["filename"].asString();
+    mDiffuseMapLabel = data["diffuse"]["label"].asString();
+    mDiffuseColor.setValue(data["diffuse"]["color"]);
+    mFullbright = data["fullbright"].asBoolean();
+    mBinding = data["binding"].asString();
 }
 
 
 LLSD LLImportMaterial::asLLSD()
 {
-	LLSD ret;
+    LLSD ret;
 
-	ret["diffuse"]["filename"] = mDiffuseMapFilename;
-	ret["diffuse"]["label"] = mDiffuseMapLabel;
-	ret["diffuse"]["color"] = mDiffuseColor.getValue();
-	ret["fullbright"] = mFullbright;
-	ret["binding"] = mBinding;
+    ret["diffuse"]["filename"] = mDiffuseMapFilename;
+    ret["diffuse"]["label"] = mDiffuseMapLabel;
+    ret["diffuse"]["color"] = mDiffuseColor.getValue();
+    ret["fullbright"] = mFullbright;
+    ret["binding"] = mBinding;
 
-	return ret;
+    return ret;
 }
 
 bool LLImportMaterial::operator<(const LLImportMaterial &rhs) const
 {
 
-	if (mDiffuseMapID != rhs.mDiffuseMapID)
-	{
-		return mDiffuseMapID < rhs.mDiffuseMapID;
-	}
+    if (mDiffuseMapID != rhs.mDiffuseMapID)
+    {
+        return mDiffuseMapID < rhs.mDiffuseMapID;
+    }
 
-	if (mDiffuseMapFilename != rhs.mDiffuseMapFilename)
-	{
-		return mDiffuseMapFilename < rhs.mDiffuseMapFilename;
-	}
+    if (mDiffuseMapFilename != rhs.mDiffuseMapFilename)
+    {
+        return mDiffuseMapFilename < rhs.mDiffuseMapFilename;
+    }
 
-	if (mDiffuseMapLabel != rhs.mDiffuseMapLabel)
-	{
-		return mDiffuseMapLabel < rhs.mDiffuseMapLabel;
-	}
+    if (mDiffuseMapLabel != rhs.mDiffuseMapLabel)
+    {
+        return mDiffuseMapLabel < rhs.mDiffuseMapLabel;
+    }
 
-	if (mDiffuseColor != rhs.mDiffuseColor)
-	{
-		return mDiffuseColor < rhs.mDiffuseColor;
-	}
+    if (mDiffuseColor != rhs.mDiffuseColor)
+    {
+        return mDiffuseColor < rhs.mDiffuseColor;
+    }
 
-	if (mBinding != rhs.mBinding)
-	{
-		return mBinding < rhs.mBinding;
-	}
+    if (mBinding != rhs.mBinding)
+    {
+        return mBinding < rhs.mBinding;
+    }
 
-	return mFullbright < rhs.mFullbright;
+    return mFullbright < rhs.mFullbright;
 }