3 files changed, 37 insertions, 3 deletions
diff --git a/indra/llcharacter/llcharacter.h b/indra/llcharacter/llcharacter.h
index cd8f9e63fb..1507686f67 100644
--- a/indra/llcharacter/llcharacter.h
+++ b/indra/llcharacter/llcharacter.h
@@ -203,9 +203,9 @@ public:
 	void addVisualParam(LLVisualParam *param);
 	void addSharedVisualParam(LLVisualParam *param);
 
-	BOOL setVisualParamWeight(LLVisualParam *which_param, F32 weight, BOOL set_by_user = FALSE );
-	BOOL setVisualParamWeight(const char* param_name, F32 weight, BOOL set_by_user = FALSE );
-	BOOL setVisualParamWeight(S32 index, F32 weight, BOOL set_by_user = FALSE );
+	virtual BOOL setVisualParamWeight(LLVisualParam *which_param, F32 weight, BOOL set_by_user = FALSE );
+	virtual BOOL setVisualParamWeight(const char* param_name, F32 weight, BOOL set_by_user = FALSE );
+	virtual BOOL setVisualParamWeight(S32 index, F32 weight, BOOL set_by_user = FALSE );
 
 	// get visual param weight by param or name
 	F32 getVisualParamWeight(LLVisualParam *distortion);
diff --git a/indra/llcharacter/llvisualparam.cpp b/indra/llcharacter/llvisualparam.cpp
index d7a144e00c..e948913a68 100644
--- a/indra/llcharacter/llvisualparam.cpp
+++ b/indra/llcharacter/llvisualparam.cpp
@@ -147,6 +147,21 @@ BOOL LLVisualParamInfo::parseXml(LLXmlTreeNode *node)
 	return TRUE;
 }
 
+//virtual
+void LLVisualParamInfo::toStream(std::ostream &out)
+{
+	out <<  mID << "\t";
+	out << mName << "\t";
+	out <<  mDisplayName << "\t";
+	out <<  mMinName << "\t";
+	out <<  mMaxName << "\t";
+	out <<  mGroup << "\t";
+	out <<  mMinWeight << "\t";
+	out <<  mMaxWeight << "\t";
+	out <<  mDefaultWeight << "\t";
+	out <<  mSex << "\t";
+}
+
 //-----------------------------------------------------------------------------
 // LLVisualParam()
 //-----------------------------------------------------------------------------
@@ -288,3 +303,11 @@ void LLVisualParam::stopAnimating(BOOL set_by_user)
 		setWeight(mTargetWeight, set_by_user);
 	}
 }
+
+//virtual
+BOOL LLVisualParam::linkDrivenParams(visual_param_mapper mapper, bool only_cross_params)
+{
+	// nothing to do for non-driver parameters
+	return TRUE;
+}
+
diff --git a/indra/llcharacter/llvisualparam.h b/indra/llcharacter/llvisualparam.h
index 25c41e8509..b2b697766f 100644
--- a/indra/llcharacter/llvisualparam.h
+++ b/indra/llcharacter/llvisualparam.h
@@ -36,6 +36,7 @@
 #include "v3math.h"
 #include "llstring.h"
 #include "llxmltree.h"
+#include <boost/function.hpp>
 
 class LLPolyMesh;
 class LLXmlTreeNode;
@@ -68,6 +69,10 @@ public:
 	virtual ~LLVisualParamInfo() {};
 
 	virtual BOOL parseXml(LLXmlTreeNode *node);
+
+	S32 getID() const { return mID; }
+
+	virtual void toStream(std::ostream &out);
 	
 protected:
 	S32					mID;				// ID associated with VisualParam
@@ -91,6 +96,9 @@ protected:
 //-----------------------------------------------------------------------------
 class LLVisualParam
 {
+protected:
+	typedef		boost::function<LLVisualParam*(S32)> visual_param_mapper;
+
 public:
 	LLVisualParam();
 	virtual ~LLVisualParam();
@@ -111,6 +119,8 @@ public:
 	virtual void			animate(F32 delta, BOOL set_by_user);
 	virtual void			stopAnimating(BOOL set_by_user);
 
+	virtual BOOL			linkDrivenParams(visual_param_mapper mapper, bool only_cross_params);
+
 	// Interface methods
 	S32						getID() const		{ return mID; }
 	void					setID(S32 id) 		{ llassert(!mInfo); mID = id; }
@@ -150,6 +160,7 @@ protected:
 
 	S32					mID;				// id for storing weight/morphtarget compares compactly
 	LLVisualParamInfo	*mInfo;
+
 };
 
 #endif // LL_LLVisualParam_H