merge

1 files changed, 358 insertions, 78 deletions

diff --git a/indra/newview/llvoavatar.cpp b/indra/newview/llvoavatar.cpp
index 79866dc5d2..ec2b5a4c98 100644
--- a/indra/newview/llvoavatar.cpp
+++ b/indra/newview/llvoavatar.cpp
@@ -64,6 +64,8 @@
 #include "llkeyframefallmotion.h"
 #include "llkeyframestandmotion.h"
 #include "llkeyframewalkmotion.h"
+#include "llmanipscale.h"  // for get_default_max_prim_scale()
+#include "llmeshrepository.h"
 #include "llmutelist.h"
 #include "llmoveview.h"
 #include "llnotificationsutil.h"
@@ -81,6 +83,7 @@
 #include "llviewermenu.h"
 #include "llviewerobjectlist.h"
 #include "llviewerparcelmgr.h"
+#include "llviewershadermgr.h"
 #include "llviewerstats.h"
 #include "llvoavatarself.h"
 #include "llvovolume.h"
@@ -679,12 +682,14 @@ LLVOAvatar::LLVOAvatar(const LLUUID& id,
 	mTexHairColor( NULL ),
 	mTexEyeColor( NULL ),
 	mNeedsSkin(FALSE),
+	mLastSkinTime(0.f),
 	mUpdatePeriod(1),
 	mFullyLoaded(FALSE),
 	mPreviousFullyLoaded(FALSE),
 	mFullyLoadedInitialized(FALSE),
 	mSupportsAlphaLayers(FALSE),
-	mLoadedCallbacksPaused(FALSE)
+	mLoadedCallbacksPaused(FALSE),
+	mHasPelvisOffset( FALSE )
 {
 	LLMemType mt(LLMemType::MTYPE_AVATAR);
 	//VTResume();  // VTune
@@ -759,6 +764,10 @@ LLVOAvatar::LLVOAvatar(const LLUUID& id,
 	mRuthTimer.reset();
 	mRuthDebugTimer.reset();
 	mDebugExistenceTimer.reset();
+	mPelvisOffset = LLVector3(0.0f,0.0f,0.0f);
+	mLastPelvisToFoot = 0.0f;
+	mPelvisFixup = 0.0f;
+	mLastPelvisFixup = 0.0f;
 }
 
 //------------------------------------------------------------------------
@@ -1322,7 +1331,17 @@ const LLVector3 LLVOAvatar::getRenderPosition() const
 	}
 	else if (isRoot())
 	{
-		return mDrawable->getPositionAgent();
+		if ( !mHasPelvisOffset )
+		{
+			return mDrawable->getPositionAgent();
+		}
+		else
+		{
+			//Apply a pelvis fixup (as defined by the avs skin)
+			LLVector3 pos = mDrawable->getPositionAgent();
+			pos[VZ] += mPelvisFixup;
+			return pos;
+		}
 	}
 	else
 	{
@@ -1335,42 +1354,47 @@ void LLVOAvatar::updateDrawable(BOOL force_damped)
 	clearChanged(SHIFTED);
 }
 
-void LLVOAvatar::onShift(const LLVector3& shift_vector)
+void LLVOAvatar::onShift(const LLVector4a& shift_vector)
 {
-	mLastAnimExtents[0] += shift_vector;
-	mLastAnimExtents[1] += shift_vector;
+	const LLVector3& shift = reinterpret_cast<const LLVector3&>(shift_vector);
+	mLastAnimExtents[0] += shift;
+	mLastAnimExtents[1] += shift;
 	mNeedsImpostorUpdate = TRUE;
 	mNeedsAnimUpdate = TRUE;
 }
 
-void LLVOAvatar::updateSpatialExtents(LLVector3& newMin, LLVector3 &newMax)
+void LLVOAvatar::updateSpatialExtents(LLVector4a& newMin, LLVector4a &newMax)
 {
 	if (isImpostor() && !needsImpostorUpdate())
 	{
 		LLVector3 delta = getRenderPosition() -
-			((LLVector3(mDrawable->getPositionGroup())-mImpostorOffset));
+			((LLVector3(mDrawable->getPositionGroup().getF32ptr())-mImpostorOffset));
 		
-		newMin = mLastAnimExtents[0] + delta;
-		newMax = mLastAnimExtents[1] + delta;
+		newMin.load3( (mLastAnimExtents[0] + delta).mV);
+		newMax.load3( (mLastAnimExtents[1] + delta).mV);
 	}
 	else
 	{
 		getSpatialExtents(newMin,newMax);
-		mLastAnimExtents[0] = newMin;
-		mLastAnimExtents[1] = newMax;
-		LLVector3 pos_group = (newMin+newMax)*0.5f;
-		mImpostorOffset = pos_group-getRenderPosition();
+		mLastAnimExtents[0].set(newMin.getF32ptr());
+		mLastAnimExtents[1].set(newMax.getF32ptr());
+		LLVector4a pos_group;
+		pos_group.setAdd(newMin,newMax);
+		pos_group.mul(0.5f);
+		mImpostorOffset = LLVector3(pos_group.getF32ptr())-getRenderPosition();
 		mDrawable->setPositionGroup(pos_group);
 	}
 }
 
-void LLVOAvatar::getSpatialExtents(LLVector3& newMin, LLVector3& newMax)
+void LLVOAvatar::getSpatialExtents(LLVector4a& newMin, LLVector4a& newMax)
 {
-	LLVector3 buffer(0.25f, 0.25f, 0.25f);
-	LLVector3 pos = getRenderPosition();
-	newMin = pos - buffer;
-	newMax = pos + buffer;
-	float max_attachment_span = DEFAULT_MAX_PRIM_SCALE * 5.0f;
+	LLVector4a buffer(0.25f);
+	LLVector4a pos;
+	pos.load3(getRenderPosition().mV);
+	newMin.setSub(pos, buffer);
+	newMax.setAdd(pos, buffer);
+
+	float max_attachment_span = get_default_max_prim_scale() * 5.0f;
 	
 	//stretch bounding box by joint positions
 	for (polymesh_map_t::iterator i = mMeshes.begin(); i != mMeshes.end(); ++i)
@@ -1378,12 +1402,20 @@ void LLVOAvatar::getSpatialExtents(LLVector3& newMin, LLVector3& newMax)
 		LLPolyMesh* mesh = i->second;
 		for (S32 joint_num = 0; joint_num < mesh->mJointRenderData.count(); joint_num++)
 		{
-			update_min_max(newMin, newMax, 
-						   mesh->mJointRenderData[joint_num]->mWorldMatrix->getTranslation());
+			LLVector4a trans;
+			trans.load3( mesh->mJointRenderData[joint_num]->mWorldMatrix->getTranslation().mV);
+			update_min_max(newMin, newMax, trans);
 		}
 	}
 
-	mPixelArea = LLPipeline::calcPixelArea((newMin+newMax)*0.5f, (newMax-newMin)*0.5f, *LLViewerCamera::getInstance());
+	LLVector4a center, size;
+	center.setAdd(newMin, newMax);
+	center.mul(0.5f);
+
+	size.setSub(newMax,newMin);
+	size.mul(0.5f);
+
+	mPixelArea = LLPipeline::calcPixelArea(center, size, *LLViewerCamera::getInstance());
 
 	//stretch bounding box by attachments
 	for (attachment_map_t::iterator iter = mAttachmentPoints.begin(); 
@@ -1405,20 +1437,22 @@ void LLVOAvatar::getSpatialExtents(LLVector3& newMin, LLVector3& newMax)
 			if (attached_object && !attached_object->isHUDAttachment())
 			{
 				LLDrawable* drawable = attached_object->mDrawable;
-				if (drawable)
+				if (drawable && !drawable->isState(LLDrawable::RIGGED))
 				{
 					LLSpatialBridge* bridge = drawable->getSpatialBridge();
 					if (bridge)
 					{
-						const LLVector3* ext = bridge->getSpatialExtents();
-						LLVector3 distance = (ext[1] - ext[0]);
+						const LLVector4a* ext = bridge->getSpatialExtents();
+						LLVector4a distance;
+						distance.setSub(ext[1], ext[0]);
+						LLVector4a max_span(max_attachment_span);
+
+						S32 lt = distance.lessThan(max_span).getGatheredBits() & 0x7;
 						
 						// Only add the prim to spatial extents calculations if it isn't a megaprim.
 						// max_attachment_span calculated at the start of the function 
 						// (currently 5 times our max prim size) 
-						if (distance.mV[0] < max_attachment_span 
-							&& distance.mV[1] < max_attachment_span
-							&& distance.mV[2] < max_attachment_span)
+						if (lt == 0x7)
 						{
 							update_min_max(newMin,newMax,ext[0]);
 							update_min_max(newMin,newMax,ext[1]);
@@ -1430,8 +1464,9 @@ void LLVOAvatar::getSpatialExtents(LLVector3& newMin, LLVector3& newMax)
 	}
 
 	//pad bounding box	
-	newMin -= buffer;
-	newMax += buffer;
+
+	newMin.sub(buffer);
+	newMax.add(buffer);
 }
 
 //-----------------------------------------------------------------------------
@@ -1606,7 +1641,8 @@ BOOL LLVOAvatar::setupBone(const LLVOAvatarBoneInfo* info, LLViewerJoint* parent
 							 info->mRot.mV[VZ], LLQuaternion::XYZ));
 	joint->setScale(info->mScale);
 
-
+	joint->setDefaultFromCurrentXform();
+	
 	if (info->mIsJoint)
 	{
 		joint->setSkinOffset( info->mPivot );
@@ -1984,26 +2020,29 @@ void LLVOAvatar::updateMeshData()
 
 			bool terse_update = false;
 
-			if(facep->mVertexBuffer.isNull())
+			facep->setGeomIndex(0);
+			facep->setIndicesIndex(0);
+		
+			LLVertexBuffer* buff = facep->getVertexBuffer();
+			if(!facep->getVertexBuffer())
 			{
-				facep->mVertexBuffer = new LLVertexBufferAvatar();
-				facep->mVertexBuffer->allocateBuffer(num_vertices, num_indices, TRUE);
+				buff = new LLVertexBufferAvatar();
+				buff->allocateBuffer(num_vertices, num_indices, TRUE);
+				facep->setVertexBuffer(buff);
 			}
 			else
 			{
-				if (facep->mVertexBuffer->getRequestedIndices() == num_indices &&
-					facep->mVertexBuffer->getRequestedVerts() == num_vertices)
+				if (buff->getRequestedIndices() == num_indices &&
+					buff->getRequestedVerts() == num_vertices)
 				{
 					terse_update = true;
 				}
 				else
 				{
-				facep->mVertexBuffer->resizeBuffer(num_vertices, num_indices) ;
-			}
+					buff->resizeBuffer(num_vertices, num_indices);
+				}
 			}
-		
-			facep->setGeomIndex(0);
-			facep->setIndicesIndex(0);
+			
 		
 			// This is a hack! Avatars have their own pool, so we are detecting
 			//   the case of more than one avatar in the pool (thus > 0 instead of >= 0)
@@ -2018,7 +2057,7 @@ void LLVOAvatar::updateMeshData()
 			}
 
 			stop_glerror();
-			facep->mVertexBuffer->setBuffer(0);
+			buff->setBuffer(0);
 
 			if(!f_num)
 			{
@@ -2386,9 +2425,19 @@ void LLVOAvatar::idleUpdateVoiceVisualizer(bool voice_enabled)
 		// here we get the approximate head position and set as sound source for the voice symbol
 		// (the following version uses a tweak of "mHeadOffset" which handle sitting vs. standing)
 		//--------------------------------------------------------------------------------------------
-		LLVector3 headOffset = LLVector3( 0.0f, 0.0f, mHeadOffset.mV[2] );
-		mVoiceVisualizer->setVoiceSourceWorldPosition( mRoot.getWorldPosition() + headOffset );
 		
+		if ( mIsSitting )
+		{
+			LLVector3 headOffset = LLVector3( 0.0f, 0.0f, mHeadOffset.mV[2] );
+			mVoiceVisualizer->setVoiceSourceWorldPosition( mRoot.getWorldPosition() + headOffset );
+		}
+		else 
+		{
+			LLVector3 tagPos = mRoot.getWorldPosition();
+			tagPos[VZ] -= mPelvisToFoot;
+			tagPos[VZ] += ( mBodySize[VZ] + 0.125f );
+			mVoiceVisualizer->setVoiceSourceWorldPosition( tagPos );
+		}
 	}//if ( voiceEnabled )
 }		
 
@@ -2452,7 +2501,7 @@ void LLVOAvatar::idleUpdateMisc(bool detailed_update)
 
 	if (isImpostor() && !mNeedsImpostorUpdate)
 	{
-		LLVector3 ext[2];
+		LLVector4a ext[2];
 		F32 distance;
 		LLVector3 angle;
 
@@ -2481,12 +2530,22 @@ void LLVOAvatar::idleUpdateMisc(bool detailed_update)
 			}
 			else
 			{
+				//VECTORIZE THIS
 				getSpatialExtents(ext[0], ext[1]);
-				if ((ext[1]-mImpostorExtents[1]).length() > 0.05f ||
-					(ext[0]-mImpostorExtents[0]).length() > 0.05f)
+				LLVector4a diff;
+				diff.setSub(ext[1], mImpostorExtents[1]);
+				if (diff.getLength3().getF32() > 0.05f)
 				{
 					mNeedsImpostorUpdate = TRUE;
 				}
+				else
+				{
+					diff.setSub(ext[0], mImpostorExtents[0]);
+					if (diff.getLength3().getF32() > 0.05f)
+					{
+						mNeedsImpostorUpdate = TRUE;
+					}
+				}
 			}
 		}
 	}
@@ -2825,10 +2884,8 @@ void LLVOAvatar::idleUpdateNameTag(const LLVector3& root_pos_last)
 				}
 				
 	LLVector3 name_position = idleUpdateNameTagPosition(root_pos_last);
-	mNameText->setPositionAgent(name_position);
-				
-	idleUpdateNameTagText(new_name);
-			
+	mNameText->setPositionAgent(name_position);				
+	idleUpdateNameTagText(new_name);			
 	idleUpdateNameTagAlpha(new_name, alpha);
 }
 
@@ -3114,8 +3171,9 @@ void LLVOAvatar::invalidateNameTags()
 		if (avatar->isDead()) continue;
 
 		avatar->clearNameTag();
-				}
-			}
+
+	}
+}
 
 // Compute name tag position during idle update
 LLVector3 LLVOAvatar::idleUpdateNameTagPosition(const LLVector3& root_pos_last)
@@ -3134,12 +3192,14 @@ LLVector3 LLVOAvatar::idleUpdateNameTagPosition(const LLVector3& root_pos_last)
 	local_camera_up.scaleVec(mBodySize * 0.5f);
 	local_camera_at.scaleVec(mBodySize * 0.5f);
 
-	LLVector3 name_position = mRoot.getWorldPosition() + 
-		(local_camera_up * root_rot) -
-		(projected_vec(local_camera_at * root_rot, camera_to_av));
+	LLVector3 name_position = mRoot.getWorldPosition();
+	name_position[VZ] -= mPelvisToFoot;
+	name_position[VZ] += (mBodySize[VZ]* 0.55f);
+	name_position += (local_camera_up * root_rot) - (projected_vec(local_camera_at * root_rot, camera_to_av));	
 	name_position += pixel_up_vec * 15.f;
+
 	return name_position;
-		}
+}
 
 void LLVOAvatar::idleUpdateNameTagAlpha(BOOL new_name, F32 alpha)
 {
@@ -3260,20 +3320,28 @@ BOOL LLVOAvatar::updateCharacter(LLAgent &agent)
 		mTimeVisible.reset();
 	}
 
-
+	
 	//--------------------------------------------------------------------
 	// the rest should only be done occasionally for far away avatars
 	//--------------------------------------------------------------------
 
 	if (visible && !isSelf() && !mIsDummy && sUseImpostors && !mNeedsAnimUpdate && !sFreezeCounter)
 	{
+		const LLVector4a* ext = mDrawable->getSpatialExtents();
+		LLVector4a size;
+		size.setSub(ext[1],ext[0]);
+		F32 mag = size.getLength3().getF32()*0.5f;
+
 		F32 impostor_area = 256.f*512.f*(8.125f - LLVOAvatar::sLODFactor*8.f);
 		if (LLMuteList::getInstance()->isMuted(getID()))
 		{ // muted avatars update at 16 hz
 			mUpdatePeriod = 16;
 		}
-		else if (mVisibilityRank <= LLVOAvatar::sMaxVisible)
+		else if (mVisibilityRank <= LLVOAvatar::sMaxVisible ||
+			mDrawable->mDistanceWRTCamera < 1.f + mag)
 		{ //first 25% of max visible avatars are not impostored
+			//also, don't impostor avatars whose bounding box may be penetrating the 
+			//impostor camera near clip plane
 			mUpdatePeriod = 1;
 		}
 		else if (mVisibilityRank > LLVOAvatar::sMaxVisible * 4)
@@ -3384,7 +3452,7 @@ BOOL LLVOAvatar::updateCharacter(LLAgent &agent)
 		root_pos = gAgent.getPosGlobalFromAgent(getRenderPosition());
 
 		resolveHeightGlobal(root_pos, ground_under_pelvis, normal);
-		F32 foot_to_ground = (F32) (root_pos.mdV[VZ] - mPelvisToFoot - ground_under_pelvis.mdV[VZ]);
+		F32 foot_to_ground = (F32) (root_pos.mdV[VZ] - mPelvisToFoot - ground_under_pelvis.mdV[VZ]);				
 		BOOL in_air = ((!LLWorld::getInstance()->getRegionFromPosGlobal(ground_under_pelvis)) || 
 						foot_to_ground > FOOT_GROUND_COLLISION_TOLERANCE);
 
@@ -3398,13 +3466,12 @@ BOOL LLVOAvatar::updateCharacter(LLAgent &agent)
 		// of the agent's physical representation
 		root_pos.mdV[VZ] -= (0.5f * mBodySize.mV[VZ]) - mPelvisToFoot;
 		
-
 		LLVector3 newPosition = gAgent.getPosAgentFromGlobal(root_pos);
 
 		if (newPosition != mRoot.getXform()->getWorldPosition())
 		{		
 			mRoot.touch();
-			mRoot.setWorldPosition(newPosition ); // regular update
+			mRoot.setWorldPosition( newPosition ); // regular update				
 		}
 
 
@@ -3680,7 +3747,6 @@ BOOL LLVOAvatar::updateCharacter(LLAgent &agent)
 
 	return TRUE;
 }
-
 //-----------------------------------------------------------------------------
 // updateHeadOffset()
 //-----------------------------------------------------------------------------
@@ -3705,7 +3771,41 @@ void LLVOAvatar::updateHeadOffset()
 		mHeadOffset = lerp(midEyePt, mHeadOffset,  u);
 	}
 }
-
+//------------------------------------------------------------------------
+// setPelvisOffset
+//------------------------------------------------------------------------
+void LLVOAvatar::setPelvisOffset( bool hasOffset, const LLVector3& offsetAmount, F32 pelvisFixup ) 
+{
+	mHasPelvisOffset = hasOffset;
+	if ( mHasPelvisOffset )
+	{
+		//Store off last pelvis to foot value
+		mLastPelvisToFoot = mPelvisToFoot;
+		mPelvisOffset	  = offsetAmount;
+		mLastPelvisFixup  = mPelvisFixup;
+		mPelvisFixup	  = pelvisFixup;
+	}
+}
+//------------------------------------------------------------------------
+// postPelvisSetRecalc
+//------------------------------------------------------------------------
+void LLVOAvatar::postPelvisSetRecalc( void )
+{	
+	computeBodySize(); 
+	mRoot.touch();
+	mRoot.updateWorldMatrixChildren();	
+	dirtyMesh();
+	updateHeadOffset();
+}
+//------------------------------------------------------------------------
+// pelisPoke
+//------------------------------------------------------------------------
+void LLVOAvatar::setPelvisOffset( F32 pelvisFixupAmount )
+{	
+	mHasPelvisOffset  = true;
+	mLastPelvisFixup  = mPelvisFixup;	
+	mPelvisFixup	  = pelvisFixupAmount;	
+}
 //------------------------------------------------------------------------
 // updateVisibility()
 //------------------------------------------------------------------------
@@ -3855,6 +3955,46 @@ bool LLVOAvatar::shouldAlphaMask()
 
 }
 
+U32 LLVOAvatar::renderSkinnedAttachments()
+{
+	/*U32 num_indices = 0;
+	
+	const U32 data_mask =	LLVertexBuffer::MAP_VERTEX | 
+							LLVertexBuffer::MAP_NORMAL | 
+							LLVertexBuffer::MAP_TEXCOORD0 |
+							LLVertexBuffer::MAP_COLOR |
+							LLVertexBuffer::MAP_WEIGHT4;
+
+	for (attachment_map_t::const_iterator iter = mAttachmentPoints.begin(); 
+		 iter != mAttachmentPoints.end();
+		 ++iter)
+	{
+		LLViewerJointAttachment* attachment = iter->second;
+		for (LLViewerJointAttachment::attachedobjs_vec_t::iterator attachment_iter = attachment->mAttachedObjects.begin();
+			 attachment_iter != attachment->mAttachedObjects.end();
+			 ++attachment_iter)
+		{
+			const LLViewerObject* attached_object = (*attachment_iter);
+			if (attached_object && !attached_object->isHUDAttachment())
+			{
+				const LLDrawable* drawable = attached_object->mDrawable;
+				if (drawable)
+				{
+					for (S32 i = 0; i < drawable->getNumFaces(); ++i)
+					{
+						LLFace* face = drawable->getFace(i);
+						if (face->isState(LLFace::RIGGED))
+						{
+							
+				}
+			}
+		}
+	}
+
+	return num_indices;*/
+	return 0;
+}
+
 //-----------------------------------------------------------------------------
 // renderSkinned()
 //-----------------------------------------------------------------------------
@@ -3869,7 +4009,7 @@ U32 LLVOAvatar::renderSkinned(EAvatarRenderPass pass)
 
 	LLFace* face = mDrawable->getFace(0);
 
-	bool needs_rebuild = !face || face->mVertexBuffer.isNull() || mDrawable->isState(LLDrawable::REBUILD_GEOMETRY);
+	bool needs_rebuild = !face || !face->getVertexBuffer() || mDrawable->isState(LLDrawable::REBUILD_GEOMETRY);
 
 	if (needs_rebuild || mDirtyMesh)
 	{	//LOD changed or new mesh created, allocate new vertex buffer if needed
@@ -3902,8 +4042,9 @@ U32 LLVOAvatar::renderSkinned(EAvatarRenderPass pass)
 				mMeshLOD[MESH_ID_HAIR]->updateJointGeometry();
 			}
 			mNeedsSkin = FALSE;
-			
-			LLVertexBuffer* vb = mDrawable->getFace(0)->mVertexBuffer;
+			mLastSkinTime = gFrameTimeSeconds;
+
+			LLVertexBuffer* vb = mDrawable->getFace(0)->getVertexBuffer();
 			if (vb)
 			{
 				vb->setBuffer(0);
@@ -4250,7 +4391,7 @@ void LLVOAvatar::updateTextures()
 
 	if (gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_TEXTURE_AREA))
 	{
-		setDebugText(llformat("%4.0f:%4.0f", fsqrtf(mMinPixelArea),fsqrtf(mMaxPixelArea)));
+		setDebugText(llformat("%4.0f:%4.0f", (F32) sqrt(mMinPixelArea),(F32) sqrt(mMaxPixelArea)));
 	}	
 }
 
@@ -4392,7 +4533,6 @@ void LLVOAvatar::resolveRayCollisionAgent(const LLVector3d start_pt, const LLVec
 	LLWorld::getInstance()->resolveStepHeightGlobal(this, start_pt, end_pt, out_pos, out_norm, &obj);
 }
 
-
 void LLVOAvatar::resolveHeightGlobal(const LLVector3d &inPos, LLVector3d &outPos, LLVector3 &outNorm)
 {
 	LLVector3d zVec(0.0f, 0.0f, 0.5f);
@@ -4789,6 +4929,80 @@ LLJoint *LLVOAvatar::getJoint( const std::string &name )
 }
 
 //-----------------------------------------------------------------------------
+// resetJointPositions
+//-----------------------------------------------------------------------------
+void LLVOAvatar::resetJointPositions( void )
+{
+	for(S32 i = 0; i < (S32)mNumJoints; ++i)
+	{
+		mSkeleton[i].restoreOldXform();
+		mSkeleton[i].setId( LLUUID::null );
+	}
+	mHasPelvisOffset = false;
+	mPelvisFixup	 = mLastPelvisFixup;
+}
+//-----------------------------------------------------------------------------
+// resetSpecificJointPosition
+//-----------------------------------------------------------------------------
+void LLVOAvatar::resetSpecificJointPosition( const std::string& name )
+{
+	LLJoint* pJoint = mRoot.findJoint( name );
+	
+	if ( pJoint  && pJoint->doesJointNeedToBeReset() )
+	{
+		pJoint->restoreOldXform();
+		pJoint->setId( LLUUID::null );
+		//If we're reseting the pelvis position make sure not to apply offset
+		if ( name == "mPelvis" )
+		{
+			mHasPelvisOffset = false;
+		}
+	}
+	else
+	{
+		llinfos<<"Did not find "<< name.c_str()<<llendl;
+	}
+}
+//-----------------------------------------------------------------------------
+// resetJointPositionsToDefault
+//-----------------------------------------------------------------------------
+void LLVOAvatar::resetJointPositionsToDefault( void )
+{
+	const LLVector3& avPos = getCharacterPosition();
+	
+	//Reposition the pelvis
+	LLJoint* pPelvis = mRoot.findJoint("mPelvis");
+	if ( pPelvis )
+	{
+		pPelvis->setPosition( avPos + pPelvis->getPosition() );
+	}
+	else 
+	{
+		llwarns<<"Can't get pelvis joint."<<llendl;	
+		return;
+	}
+
+	//Subsequent joints are relative to pelvis
+	for( S32 i = 0; i < (S32)mNumJoints; ++i )
+	{
+		LLJoint* pJoint = (LLJoint*)&mSkeleton[i];
+		if ( pJoint->doesJointNeedToBeReset() )
+		{
+
+			pJoint->setId( LLUUID::null );
+			//restore joints to default positions, however skip over the pelvis
+			if ( pJoint && pPelvis != pJoint )
+			{
+				pJoint->restoreOldXform();
+			}
+		}
+	}
+	//make sure we don't apply the joint offset
+	mHasPelvisOffset = false;
+	mPelvisFixup	 = mLastPelvisFixup;
+	postPelvisSetRecalc();
+}
+//-----------------------------------------------------------------------------
 // getCharacterPosition()
 //-----------------------------------------------------------------------------
 LLVector3 LLVOAvatar::getCharacterPosition()
@@ -5445,9 +5659,13 @@ void LLVOAvatar::setPixelAreaAndAngle(LLAgent &agent)
 		return;
 	}
 
-	const LLVector3* ext = mDrawable->getSpatialExtents();
-	LLVector3 center = (ext[1] + ext[0]) * 0.5f;
-	LLVector3 size = (ext[1]-ext[0])*0.5f;
+	const LLVector4a* ext = mDrawable->getSpatialExtents();
+	LLVector4a center;
+	center.setAdd(ext[1], ext[0]);
+	center.mul(0.5f);
+	LLVector4a size;
+	size.setSub(ext[1], ext[0]);
+	size.mul(0.5f);
 
 	mImpostorPixelArea = LLPipeline::calcPixelArea(center, size, *LLViewerCamera::getInstance());
 
@@ -5459,7 +5677,7 @@ void LLVOAvatar::setPixelAreaAndAngle(LLAgent &agent)
 	}
 	else
 	{
-		F32 radius = size.length();
+		F32 radius = size.getLength3().getF32();
 		mAppAngle = (F32) atan2( radius, range) * RAD_TO_DEG;
 	}
 
@@ -5770,6 +5988,52 @@ void LLVOAvatar::resetHUDAttachments()
 	}
 }
 
+void LLVOAvatar::rebuildRiggedAttachments( void )
+{
+	for ( attachment_map_t::iterator iter = mAttachmentPoints.begin(); iter != mAttachmentPoints.end(); ++iter )
+	{
+		LLViewerJointAttachment* pAttachment = iter->second;
+		LLViewerJointAttachment::attachedobjs_vec_t::iterator attachmentIterEnd = pAttachment->mAttachedObjects.end();
+		
+		for ( LLViewerJointAttachment::attachedobjs_vec_t::iterator attachmentIter = pAttachment->mAttachedObjects.begin();
+			 attachmentIter != attachmentIterEnd; ++attachmentIter)
+		{
+			const LLViewerObject* pAttachedObject =  *attachmentIter;
+			if ( pAttachment && pAttachedObject->mDrawable.notNull() )
+			{
+				gPipeline.markRebuild(pAttachedObject->mDrawable);
+			}
+		}
+	}
+}
+//-----------------------------------------------------------------------------
+// cleanupAttachedMesh()
+//-----------------------------------------------------------------------------
+void LLVOAvatar::cleanupAttachedMesh( LLViewerObject* pVO )
+{
+	//If a VO has a skin that we'll reset the joint positions to their default
+	if ( pVO && pVO->mDrawable )
+	{
+		LLVOVolume* pVObj = pVO->mDrawable->getVOVolume();
+		if ( pVObj )
+		{
+			const LLMeshSkinInfo* pSkinData = gMeshRepo.getSkinInfo( pVObj->getVolume()->getParams().getSculptID() );
+			if ( pSkinData )
+			{
+				const int jointCnt = pSkinData->mJointNames.size();
+				bool fullRig = ( jointCnt>=20 ) ? true : false;
+				if ( fullRig )
+				{
+					const int bindCnt = pSkinData->mAlternateBindMatrix.size();							
+					if ( bindCnt > 0 )
+					{
+						LLVOAvatar::resetJointPositionsToDefault();
+					}
+				}
+			}				
+		}
+	}	
+}
 //-----------------------------------------------------------------------------
 // detachObject()
 //-----------------------------------------------------------------------------
@@ -5780,14 +6044,23 @@ BOOL LLVOAvatar::detachObject(LLViewerObject *viewer_object)
 		 ++iter)
 	{
 		LLViewerJointAttachment* attachment = iter->second;
-
+		
 		if (attachment->isObjectAttached(viewer_object))
 		{
+			cleanupAttachedMesh( viewer_object );
 			attachment->removeObject(viewer_object);
 			lldebugs << "Detaching object " << viewer_object->mID << " from " << attachment->getName() << llendl;
 			return TRUE;
 		}
 	}
+
+	std::vector<LLPointer<LLViewerObject> >::iterator iter = std::find(mPendingAttachment.begin(), mPendingAttachment.end(), viewer_object);
+	if (iter != mPendingAttachment.end())
+	{
+		mPendingAttachment.erase(iter);
+		return TRUE;
+	}
+	
 	return FALSE;
 }
 
@@ -7864,7 +8137,7 @@ BOOL LLVOAvatar::updateLOD()
 	BOOL res = updateJointLODs();
 
 	LLFace* facep = mDrawable->getFace(0);
-	if (facep->mVertexBuffer.isNull())
+	if (!facep->getVertexBuffer())
 	{
 		dirtyMesh(2);
 	}
@@ -7876,12 +8149,16 @@ BOOL LLVOAvatar::updateLOD()
 		mNeedsSkin = TRUE;
 		mDrawable->clearState(LLDrawable::REBUILD_GEOMETRY);
 	}
-	
 	updateVisibility();
 
 	return res;
 }
 
+void LLVOAvatar::updateLODRiggedAttachments( void )
+{
+	updateLOD();
+	rebuildRiggedAttachments();
+}
 U32 LLVOAvatar::getPartitionType() const
 { 
 	// Avatars merely exist as drawables in the bridge partition
@@ -7933,9 +8210,9 @@ void LLVOAvatar::cacheImpostorValues()
 	getImpostorValues(mImpostorExtents, mImpostorAngle, mImpostorDistance);
 }
 
-void LLVOAvatar::getImpostorValues(LLVector3* extents, LLVector3& angle, F32& distance) const
+void LLVOAvatar::getImpostorValues(LLVector4a* extents, LLVector3& angle, F32& distance) const
 {
-	const LLVector3* ext = mDrawable->getSpatialExtents();
+	const LLVector4a* ext = mDrawable->getSpatialExtents();
 	extents[0] = ext[0];
 	extents[1] = ext[1];
 
@@ -7998,7 +8275,9 @@ void LLVOAvatar::idleUpdateRenderCost()
 				}
 			}
 		}
+
 	}
+
 	// Diagnostic output to identify all avatar-related textures.
 	// Does not affect rendering cost calculation.
 	// Could be wrapped in a debug option if output becomes problematic.
@@ -8038,6 +8317,7 @@ void LLVOAvatar::idleUpdateRenderCost()
 			}
 		}
 	}
+
 	cost += textures.size() * LLVOVolume::ARC_TEXTURE_COST;
 
 	setDebugText(llformat("%d", cost));