/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
#pragma once

#ifndef PLAVMOTORHUMAN_INC

/*** \file plAvMotorHuman.h
*/

#include <hkdynamics\action\action.h>

class plAvBrainHuman;

/** \class plAvMotorHuman
    Applies avatar at simulation frequency rather than frame frequency.
*/
class plAvMotorHuman : public Havok::Action
{
public:
    plAvMotorHuman();

    /** Called from havok during integration; converts time to plasma format
        and asks the brain to move. Brain will sample animation at current time
        and apply velocity or forces to the body.
        */
    virtual void apply(Havok::Subspace &subspace, Havok::hkTime time);

    /** Sets the motor to control a different human brain.
        Returns the previously controlled brain, or nil.
        */
    plAvBrainHuman * SetBrain(plAvBrainHuman *brain);

    /** Which brain is this motor currently controlling?
        */
    plAvBrainHuman * GetBrain();

private:
    /** The brain we get our movement data from */
    plAvBrainHuman *fBrain;
    double fLastTime;
};



/*** \file plAvMotorHuman.cpp
*/


#include "plAvBrainHuman.h"

plAvMotorHuman::plAvMotorHuman()
: fBrain(0),
  fLastTime(0.0f)
{
}

//plAvMotorHuman::plAvMotorHuman(plAvBrainHuman *brain)
//: fBrain(brain),
//  fLastTime(0.0f);

void plAvMotorHuman::apply(Havok::Subspace &subspace, Havok::hkTime time)
{
    double timeNow = time.asDouble();
    double elapsedD = timeNow - fLastTime;
    float elapsed = elapsedD;

    if(elapsed > 1.0f)
    {
        elapsed = 0.1f;
        hsStatusMessageF("Clamping plAvMotorHuman::apply interval to <%f>", elapsed);

        fLastTime = timeNow - elapsed;
    }

//  fBrain->MoveViaAnimation(timeNow, elapsed);
}

plAvBrainHuman * plAvMotorHuman::SetBrain(plAvBrainHuman *brain)
{
    plAvBrainHuman * oldBrain = fBrain;

    fBrain = brain;

    return oldBrain;
}

plAvBrainHuman * plAvMotorHuman::GetBrain()
{
    return fBrain;
}

#endif