merge changes for storm-1057

1 files changed, 55 insertions, 2 deletions

diff --git a/indra/newview/llpolymorph.cpp b/indra/newview/llpolymorph.cpp
index 0ffe1c635f..36f8c8d13e 100644
--- a/indra/newview/llpolymorph.cpp
+++ b/indra/newview/llpolymorph.cpp
@@ -59,6 +59,37 @@ LLPolyMorphData::LLPolyMorphData(const std::string& morph_name)
 	mMesh = NULL;
 }
 
+LLPolyMorphData::LLPolyMorphData(const LLPolyMorphData &rhs) :
+	mName(rhs.mName),
+	mNumIndices(rhs.mNumIndices),
+	mTotalDistortion(rhs.mTotalDistortion),
+	mAvgDistortion(rhs.mAvgDistortion),
+	mMaxDistortion(rhs.mMaxDistortion),
+	mVertexIndices(NULL),
+	mCoords(NULL),
+	mNormals(NULL),
+	mBinormals(NULL),
+	mTexCoords(NULL)
+{
+	const S32 numVertices = mNumIndices;
+
+	mCoords = new LLVector3[numVertices];
+	mNormals = new LLVector3[numVertices];
+	mBinormals = new LLVector3[numVertices];
+	mTexCoords = new LLVector2[numVertices];
+	mVertexIndices = new U32[numVertices];
+	
+	for (S32 v=0; v < numVertices; v++)
+	{
+		mCoords[v] = rhs.mCoords[v];
+		mNormals[v] = rhs.mNormals[v];
+		mBinormals[v] = rhs.mBinormals[v];
+		mTexCoords[v] = rhs.mTexCoords[v];
+		mVertexIndices[v] = rhs.mVertexIndices[v];
+	}
+}
+
+
 //-----------------------------------------------------------------------------
 // ~LLPolyMorphData()
 //-----------------------------------------------------------------------------
@@ -287,10 +318,22 @@ BOOL LLPolyMorphTarget::setInfo(LLPolyMorphTargetInfo* info)
 		}
 	}
 
-	mMorphData = mMesh->getMorphData(getInfo()->mMorphName);
+	std::string morph_param_name = getInfo()->mMorphName;
+	
+	mMorphData = mMesh->getMorphData(morph_param_name);
+	if (!mMorphData)
+	{
+		const std::string driven_tag = "_Driven";
+		U32 pos = morph_param_name.find(driven_tag);
+		if (pos > 0)
+		{
+			morph_param_name = morph_param_name.substr(0,pos);
+			mMorphData = mMesh->getMorphData(morph_param_name);
+		}
+	}
 	if (!mMorphData)
 	{
-		llwarns << "No morph target named " << getInfo()->mMorphName << " found in mesh." << llendl;
+		llwarns << "No morph target named " << morph_param_name << " found in mesh." << llendl;
 		return FALSE;  // Continue, ignoring this tag
 	}
 	return TRUE;
@@ -447,6 +490,16 @@ void LLPolyMorphTarget::apply( ESex avatar_sex )
 
 	mLastSex = avatar_sex;
 
+	// Check for NaN condition (NaN is detected if a variable doesn't equal itself.
+	if (mCurWeight != mCurWeight)
+	{
+		mCurWeight = 0.0;
+	}
+	if (mLastWeight != mLastWeight)
+	{
+		mLastWeight = mCurWeight+.001;
+	}
+
 	// perform differential update of morph
 	F32 delta_weight = ( getSex() & avatar_sex ) ? (mCurWeight - mLastWeight) : (getDefaultWeight() - mLastWeight);
 	// store last weight