1 files changed, 54 insertions, 55 deletions

diff --git a/indra/newview/llworld.cpp b/indra/newview/llworld.cpp
index 4a6ec7fdbb..b061c90d98 100644
--- a/indra/newview/llworld.cpp
+++ b/indra/newview/llworld.cpp
@@ -127,6 +127,12 @@ void LLWorld::destroyClass()
 		LLVOCache::getInstance()->destroyClass() ;
 	}
 	LLViewerPartSim::getInstance()->destroyClass();
+
+	mDefaultWaterTexturep = NULL ;
+	for (S32 i = 0; i < 8; i++)
+	{
+		mEdgeWaterObjects[i] = NULL;
+	}
 }
 
 
@@ -583,22 +589,22 @@ void LLWorld::updateVisibilities()
 {
 	F32 cur_far_clip = LLViewerCamera::getInstance()->getFar();
 
-	LLViewerCamera::getInstance()->setFar(mLandFarClip);
-
-	F32 diagonal_squared = F_SQRT2 * F_SQRT2 * mWidth * mWidth;
-	// Go through the culled list and check for visible regions
+	// Go through the culled list and check for visible regions (region is visible if land is visible)
 	for (region_list_t::iterator iter = mCulledRegionList.begin();
 		 iter != mCulledRegionList.end(); )
 	{
 		region_list_t::iterator curiter = iter++;
 		LLViewerRegion* regionp = *curiter;
-		F32 height = regionp->getLand().getMaxZ() - regionp->getLand().getMinZ();
-		F32 radius = 0.5f*(F32) sqrt(height * height + diagonal_squared);
-		if (!regionp->getLand().hasZData()
-			|| LLViewerCamera::getInstance()->sphereInFrustum(regionp->getCenterAgent(), radius))
+		
+		LLSpatialPartition* part = regionp->getSpatialPartition(LLViewerRegion::PARTITION_TERRAIN);
+		if (part)
 		{
-			mCulledRegionList.erase(curiter);
-			mVisibleRegionList.push_back(regionp);
+			LLSpatialGroup* group = (LLSpatialGroup*) part->mOctree->getListener(0);
+			if (LLViewerCamera::getInstance()->AABBInFrustum(group->mBounds[0], group->mBounds[1]))
+			{
+				mCulledRegionList.erase(curiter);
+				mVisibleRegionList.push_back(regionp);
+			}
 		}
 	}
 	
@@ -613,17 +619,20 @@ void LLWorld::updateVisibilities()
 			continue;
 		}
 
-		F32 height = regionp->getLand().getMaxZ() - regionp->getLand().getMinZ();
-		F32 radius = 0.5f*(F32) sqrt(height * height + diagonal_squared);
-		if (LLViewerCamera::getInstance()->sphereInFrustum(regionp->getCenterAgent(), radius))
-		{
-			regionp->calculateCameraDistance();
-			regionp->getLand().updatePatchVisibilities(gAgent);
-		}
-		else
+		LLSpatialPartition* part = regionp->getSpatialPartition(LLViewerRegion::PARTITION_TERRAIN);
+		if (part)
 		{
-			mVisibleRegionList.erase(curiter);
-			mCulledRegionList.push_back(regionp);
+			LLSpatialGroup* group = (LLSpatialGroup*) part->mOctree->getListener(0);
+			if (LLViewerCamera::getInstance()->AABBInFrustum(group->mBounds[0], group->mBounds[1]))
+			{
+				regionp->calculateCameraDistance();
+				regionp->getLand().updatePatchVisibilities(gAgent);
+			}
+			else
+			{
+				mVisibleRegionList.erase(curiter);
+				mCulledRegionList.push_back(regionp);
+			}
 		}
 	}
 
@@ -809,14 +818,11 @@ void LLWorld::updateWaterObjects()
 	max_x = (S32)region_x + range;
 	max_y = (S32)region_y + range;
 
-	F32 height = 0.f;
-	
 	for (region_list_t::iterator iter = mRegionList.begin();
 		 iter != mRegionList.end(); ++iter)
 	{
 		LLViewerRegion* regionp = *iter;
 		LLVOWater* waterp = regionp->getLand().getWaterObj();
-		height += regionp->getWaterHeight();
 		if (waterp)
 		{
 			gObjectList.updateActive(waterp);
@@ -901,8 +907,7 @@ void LLWorld::updateWaterObjects()
 		}
 
 		waterp->setRegion(gAgent.getRegion());
-		LLVector3d water_pos(water_center_x, water_center_y, 
-			DEFAULT_WATER_HEIGHT+256.f);
+		LLVector3d water_pos(water_center_x, water_center_y, 256.f+DEFAULT_WATER_HEIGHT) ;
 		LLVector3 water_scale((F32) dim[0], (F32) dim[1], 512.f);
 
 		//stretch out to horizon
@@ -1155,24 +1160,13 @@ void send_agent_resume()
 
 static LLVector3d unpackLocalToGlobalPosition(U32 compact_local, const LLVector3d& region_origin)
 {
-	LLVector3d pos_global;
-	LLVector3 pos_local;
-	U8 bits;
-
-	bits = compact_local & 0xFF;
-	pos_local.mV[VZ] = F32(bits) * 4.f;
-	compact_local >>= 8;
+	LLVector3d pos_local;
 
-	bits = compact_local & 0xFF;
-	pos_local.mV[VY] = (F32)bits;
-	compact_local >>= 8;
+	pos_local.mdV[VZ] = (compact_local & 0xFFU) * 4;
+	pos_local.mdV[VY] = (compact_local >> 8) & 0xFFU;
+	pos_local.mdV[VX] = (compact_local >> 16) & 0xFFU;
 
-	bits = compact_local & 0xFF;
-	pos_local.mV[VX] = (F32)bits;
-
-	pos_global.setVec( pos_local );
-	pos_global += region_origin;
-	return pos_global;
+	return region_origin + pos_local;
 }
 
 void LLWorld::getAvatars(uuid_vec_t* avatar_ids, std::vector<LLVector3d>* positions, const LLVector3d& relative_to, F32 radius) const
@@ -1193,22 +1187,22 @@ void LLWorld::getAvatars(uuid_vec_t* avatar_ids, std::vector<LLVector3d>* positi
 		iter != LLCharacter::sInstances.end(); ++iter)
 	{
 		LLVOAvatar* pVOAvatar = (LLVOAvatar*) *iter;
-		if(!pVOAvatar->isDead() && !pVOAvatar->isSelf())
+
+		if (!pVOAvatar->isDead() && !pVOAvatar->isSelf())
 		{
+			LLVector3d pos_global = pVOAvatar->getPositionGlobal();
 			LLUUID uuid = pVOAvatar->getID();
-			if(!uuid.isNull())
+
+			if (!uuid.isNull()
+				&& dist_vec_squared(pos_global, relative_to) <= radius_squared)
 			{
-				LLVector3d pos_global = pVOAvatar->getPositionGlobal();
-				if(dist_vec_squared(pos_global, relative_to) <= radius_squared)
+				if(positions != NULL)
 				{
-					if(positions != NULL)
-					{
-						positions->push_back(pos_global);
-					}
-					if(avatar_ids !=NULL)
-					{
-						avatar_ids->push_back(uuid);
-					}
+					positions->push_back(pos_global);
+				}
+				if(avatar_ids !=NULL)
+				{
+					avatar_ids->push_back(uuid);
 				}
 			}
 		}
@@ -1227,9 +1221,9 @@ void LLWorld::getAvatars(uuid_vec_t* avatar_ids, std::vector<LLVector3d>* positi
 			{
 				LLUUID uuid = regionp->mMapAvatarIDs.get(i);
 				// if this avatar doesn't already exist in the list, add it
-				if(uuid.notNull() && avatar_ids!=NULL && std::find(avatar_ids->begin(), avatar_ids->end(), uuid) == avatar_ids->end())
+				if(uuid.notNull() && avatar_ids != NULL && std::find(avatar_ids->begin(), avatar_ids->end(), uuid) == avatar_ids->end())
 				{
-					if(positions != NULL)
+					if (positions != NULL)
 					{
 						positions->push_back(pos_global);
 					}
@@ -1240,6 +1234,11 @@ void LLWorld::getAvatars(uuid_vec_t* avatar_ids, std::vector<LLVector3d>* positi
 	}
 }
 
+bool LLWorld::isRegionListed(const LLViewerRegion* region) const
+{
+	region_list_t::const_iterator it = find(mRegionList.begin(), mRegionList.end(), region);
+	return it != mRegionList.end();
+}
 
 LLHTTPRegistration<LLEstablishAgentCommunication>
 	gHTTPRegistrationEstablishAgentCommunication(