2 files changed, 54 insertions, 1 deletions

diff --git a/indra/llprimitive/llmodel.cpp b/indra/llprimitive/llmodel.cpp
index 1f5e7a9b4b..805af55299 100644
--- a/indra/llprimitive/llmodel.cpp
+++ b/indra/llprimitive/llmodel.cpp
@@ -845,7 +845,7 @@ LLSD LLModel::writeModel(
 					{
 						LLVector3 pos(face.mPositions[j].getF32ptr());
 
-						weight_list& weights = high->getJointInfluences(pos);
+						weight_list& weights = model[idx]->getJointInfluences(pos);
 
 						S32 count = 0;
 						for (weight_list::iterator iter = weights.begin(); iter != weights.end(); ++iter)
@@ -1550,6 +1550,25 @@ void LLMeshSkinInfo::updateHash()
     mHash = digest[0];
 }
 
+U32 LLMeshSkinInfo::sizeBytes() const
+{
+    U32 res = sizeof(LLUUID); // mMeshID
+
+    res += sizeof(std::vector<std::string>) + sizeof(std::string) * mJointNames.size();
+    for (U32 i = 0; i < mJointNames.size(); ++i)
+    {
+        res += mJointNames[i].size(); // actual size, not capacity
+    }
+
+    res += sizeof(std::vector<S32>) + sizeof(S32) * mJointNums.size();
+    res += sizeof(std::vector<LLMatrix4>) + 16 * sizeof(float) * mInvBindMatrix.size();
+    res += sizeof(std::vector<LLMatrix4>) + 16 * sizeof(float) * mAlternateBindMatrix.size();
+    res += 16 * sizeof(float); //mBindShapeMatrix
+    res += sizeof(float) + 3 * sizeof(bool);
+
+    return res;
+}
+
 LLModel::Decomposition::Decomposition(LLSD& data)
 {
 	fromLLSD(data);
@@ -1656,6 +1675,30 @@ void LLModel::Decomposition::fromLLSD(LLSD& decomp)
 	}
 }
 
+U32 LLModel::Decomposition::sizeBytes() const
+{
+    U32 res = sizeof(LLUUID); // mMeshID
+
+    res += sizeof(LLModel::convex_hull_decomposition) + sizeof(std::vector<LLVector3>) * mHull.size();
+    for (U32 i = 0; i < mHull.size(); ++i)
+    {
+        res += mHull[i].size() * sizeof(LLVector3);
+    }
+
+    res += sizeof(LLModel::hull) + sizeof(LLVector3) * mBaseHull.size();
+
+    res += sizeof(std::vector<LLModel::PhysicsMesh>) + sizeof(std::vector<LLModel::PhysicsMesh>) * mMesh.size();
+    for (U32 i = 0; i < mMesh.size(); ++i)
+    {
+        res += mMesh[i].sizeBytes();
+    }
+
+    res += sizeof(std::vector<LLModel::PhysicsMesh>) * 2;
+    res += mBaseHullMesh.sizeBytes() + mPhysicsShapeMesh.sizeBytes();
+
+    return res;
+}
+
 bool LLModel::Decomposition::hasHullList() const
 {
 	return !mHull.empty() ;
diff --git a/indra/llprimitive/llmodel.h b/indra/llprimitive/llmodel.h
index 354ceb26b7..a6ab96ab18 100644
--- a/indra/llprimitive/llmodel.h
+++ b/indra/llprimitive/llmodel.h
@@ -50,6 +50,7 @@ public:
 	void fromLLSD(LLSD& data);
 	LLSD asLLSD(bool include_joints, bool lock_scale_if_joint_position) const;
     void updateHash();
+    U32 sizeBytes() const;
 
 	LLUUID mMeshID;
 	std::vector<std::string> mJointNames;
@@ -112,6 +113,14 @@ public:
 		{
 			return mPositions.empty();
 		}
+
+        U32 sizeBytes() const
+        {
+            U32 res = sizeof(std::vector<LLVector3>) * 2;
+            res += sizeof(LLVector3) * mPositions.size();
+            res += sizeof(LLVector3) * mNormals.size();
+            return res;
+        }
 	};
 
 	class Decomposition
@@ -122,6 +131,7 @@ public:
 		void fromLLSD(LLSD& data);
 		LLSD asLLSD() const;
 		bool hasHullList() const;
+        U32 sizeBytes() const;
 
 		void merge(const Decomposition* rhs);