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diff --git a/indra/newview/llhudeffectlookat.h b/indra/newview/llhudeffectlookat.h
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+++ b/indra/newview/llhudeffectlookat.h
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+/** 
+ * @file llhudeffectlookat.h
+ * @brief LLHUDEffectLookAt class definition
+ *
+ * Copyright (c) 2002-$CurrentYear$, Linden Research, Inc.
+ * $License$
+ */
+
+#ifndef LL_LLHUDEFFECTLOOKAT_H
+#define LL_LLHUDEFFECTLOOKAT_H
+
+#include "llhudeffect.h"
+#include "llskiplist.h"
+
+class LLViewerObject;
+class LLVOAvatar;
+
+typedef enum e_lookat_type
+{
+	LOOKAT_TARGET_NONE,
+	LOOKAT_TARGET_IDLE,
+	LOOKAT_TARGET_AUTO_LISTEN,
+	LOOKAT_TARGET_FREELOOK,
+	LOOKAT_TARGET_RESPOND,
+	LOOKAT_TARGET_HOVER,
+	LOOKAT_TARGET_CONVERSATION,	// conversation mode deprecated
+	LOOKAT_TARGET_SELECT,
+	LOOKAT_TARGET_FOCUS,
+	LOOKAT_TARGET_MOUSELOOK,
+	LOOKAT_TARGET_CLEAR,
+	LOOKAT_NUM_TARGETS
+} ELookAtType;
+
+class LLHUDEffectLookAt : public LLHUDEffect
+{
+public:
+	friend class LLHUDObject;
+
+	/*virtual*/ void markDead();
+	/*virtual*/ void setSourceObject(LLViewerObject* objectp);
+
+	BOOL setLookAt(ELookAtType target_type, LLViewerObject *object, LLVector3 position);
+	void clearLookAtTarget();
+
+	ELookAtType getLookAtType() { return mTargetType; }
+	const LLVector3& getTargetPos() { return mTargetPos; }
+	const LLVector3d& getTargetOffset() { return mTargetOffsetGlobal; }
+	void calcTargetPosition();
+
+protected:
+	LLHUDEffectLookAt(const U8 type);
+	~LLHUDEffectLookAt();
+
+	/*virtual*/ void update();
+	/*virtual*/ void render();
+	/*virtual*/ void packData(LLMessageSystem *mesgsys);
+	/*virtual*/ void unpackData(LLMessageSystem *mesgsys, S32 blocknum);
+	
+	// lookat behavior has either target position or target object with offset
+	void setTargetObjectAndOffset(LLViewerObject *objp, LLVector3d offset);
+	void setTargetPosGlobal(const LLVector3d &target_pos_global);
+
+public:
+	static BOOL sDebugLookAt;
+
+private:
+	ELookAtType					mTargetType;
+	LLVector3d					mTargetOffsetGlobal;
+	LLVector3					mLastSentOffsetGlobal;
+	F32							mKillTime;
+	LLFrameTimer				mTimer;
+	LLVector3					mTargetPos;
+	F32							mLastSendTime;
+};
+
+#endif // LL_LLHUDEFFECTLOOKAT_H