/** 
 * @file llkeyframestandmotion.h
 * @brief Implementation of LLKeyframeStandMotion class.
 *
 * $LicenseInfo:firstyear=2001&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, Linden Research, Inc.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */

#ifndef LL_LLKEYFRAMESTANDMOTION_H
#define LL_LLKEYFRAMESTANDMOTION_H

//-----------------------------------------------------------------------------
// Header files
//-----------------------------------------------------------------------------
#include "llkeyframemotion.h"
#include "lljointsolverrp3.h"


//-----------------------------------------------------------------------------
// class LLKeyframeStandMotion
//-----------------------------------------------------------------------------
class alignas(16) LLKeyframeStandMotion final :
	public LLKeyframeMotion
{
    LL_ALIGN_NEW
public:
	// Constructor
	LLKeyframeStandMotion(const LLUUID &id);

	// Destructor
	virtual ~LLKeyframeStandMotion() = default;

public:
	//-------------------------------------------------------------------------
	// functions to support MotionController and MotionRegistry
	//-------------------------------------------------------------------------

	// static constructor
	// all subclasses must implement such a function and register it
	static LLMotion::ptr_t create(const LLUUID &id) { return LLMotion::ptr_t( new LLKeyframeStandMotion(id)); }

public:
	//-------------------------------------------------------------------------
	// animation callbacks to be implemented by subclasses
	//-------------------------------------------------------------------------
	virtual LLMotionInitStatus onInitialize(LLCharacter *character);
	virtual BOOL onActivate();
	void	onDeactivate();
	virtual BOOL onUpdate(F32 time, U8* joint_mask);

public:
	//-------------------------------------------------------------------------
	// Member Data
	//-------------------------------------------------------------------------
    LLJoint				mPelvisJoint;

    LLJoint				mHipLeftJoint;
    LLJoint				mKneeLeftJoint;
    LLJoint				mAnkleLeftJoint;
    LLJoint				mTargetLeft;

    LLJoint				mHipRightJoint;
    LLJoint				mKneeRightJoint;
    LLJoint				mAnkleRightJoint;
    LLJoint				mTargetRight;

	LLCharacter	*mCharacter;

	BOOL				mFlipFeet;

	LLPointer<LLJointState>	mPelvisState;

	LLPointer<LLJointState>	mHipLeftState;
	LLPointer<LLJointState>	mKneeLeftState;
	LLPointer<LLJointState>	mAnkleLeftState;

	LLPointer<LLJointState>	mHipRightState;
	LLPointer<LLJointState>	mKneeRightState;
	LLPointer<LLJointState>	mAnkleRightState;

	LLJointSolverRP3	mIKLeft;
	LLJointSolverRP3	mIKRight;

	LLVector3			mPositionLeft;
	LLVector3			mPositionRight;
	LLVector3			mNormalLeft;
	LLVector3			mNormalRight;
	LLQuaternion		mRotationLeft;
	LLQuaternion		mRotationRight;

	LLQuaternion		mLastGoodPelvisRotation;
	LLVector3			mLastGoodPosition;
	BOOL				mTrackAnkles;

	S32					mFrameNum;
} LL_ALIGN_POSTFIX(16);

#endif // LL_LLKEYFRAMESTANDMOTION_H

