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diff --git a/indra/llcharacter/llpose.h b/indra/llcharacter/llpose.h
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+++ b/indra/llcharacter/llpose.h
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+/** 
+ * @file llpose.h
+ * @brief Implementation of LLPose class.
+ *
+ * Copyright (c) 2001-$CurrentYear$, Linden Research, Inc.
+ * $License$
+ */
+
+#ifndef LL_LLPOSE_H
+#define LL_LLPOSE_H
+
+//-----------------------------------------------------------------------------
+// Header Files
+//-----------------------------------------------------------------------------
+#include <string>
+
+#include "linked_lists.h"
+#include "llmap.h"
+#include "lljointstate.h"
+#include "llassoclist.h"
+#include "lljoint.h"
+#include <map>
+
+
+//-----------------------------------------------------------------------------
+// class LLPose
+//-----------------------------------------------------------------------------
+class LLPose
+{
+	friend class LLPoseBlender;
+protected:
+	typedef std::map<std::string, LLJointState*> joint_map;
+	typedef joint_map::iterator joint_map_iterator;
+	typedef joint_map::value_type joint_map_value_type;
+	
+	joint_map					mJointMap;
+	F32							mWeight;
+	joint_map_iterator			mListIter;
+public:
+	// Iterate through jointStates
+	LLJointState *getFirstJointState();
+	LLJointState *getNextJointState();
+	LLJointState *findJointState(LLJoint *joint);
+	LLJointState *findJointState(const std::string &name);
+public:
+	// Constructor
+	LLPose() : mWeight(0.f) {}
+	// Destructor
+	~LLPose();
+	// add a joint state in this pose
+	BOOL addJointState(LLJointState *jointState);
+	// remove a joint state from this pose
+	BOOL removeJointState(LLJointState *jointState);
+	// removes all joint states from this pose
+	BOOL removeAllJointStates();
+	// set weight for all joint states in this pose
+	void setWeight(F32 weight);
+	// get weight for this pose
+	F32 getWeight() const;
+	// returns number of joint states stored in this pose
+	S32 getNumJointStates() const;
+};
+
+const S32 JSB_NUM_JOINT_STATES = 4;
+
+class LLJointStateBlender
+{
+protected:
+	LLJointState*	mJointStates[JSB_NUM_JOINT_STATES];
+	S32				mPriorities[JSB_NUM_JOINT_STATES];
+	BOOL			mAdditiveBlends[JSB_NUM_JOINT_STATES];
+public:
+	LLJointStateBlender();
+	~LLJointStateBlender();
+	void blendJointStates(BOOL apply_now = TRUE);
+	BOOL addJointState(LLJointState *joint_state, S32 priority, BOOL additive_blend);
+	void interpolate(F32 u);
+	void clear();
+	void resetCachedJoint();
+
+public:
+	LLJoint mJointCache;
+};
+
+class LLMotion;
+
+class LLPoseBlender
+{
+protected:
+	LLMap<LLJoint*,LLJointStateBlender*> mJointStateBlenderPool;
+	LLLinkedList<LLJointStateBlender> mActiveBlenders;
+
+	S32			mNextPoseSlot;
+	LLPose		mBlendedPose;
+public:
+	// Constructor
+	LLPoseBlender();
+	// Destructor
+	~LLPoseBlender();
+	
+	// request motion joint states to be added to pose blender joint state records
+	BOOL addMotion(LLMotion* motion);
+
+	// blend all joint states and apply to skeleton
+	void blendAndApply();
+
+	// removes all joint state blenders from last time
+	void clearBlenders();
+
+	// blend all joint states and cache results
+	void blendAndCache(BOOL reset_cached_joints);
+
+	// interpolate all joints towards cached values
+	void interpolate(F32 u);
+
+	LLPose* getBlendedPose() { return &mBlendedPose; }
+};
+
+#endif // LL_LLPOSE_H
+