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SCA_IActuator.cpp

/**
 * $Id: SCA_IActuator.cpp,v 1.5 2004/10/16 11:41:48 kester Exp $
 * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
 *
 * 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 2
 * of the License, or (at your option) any later version. The Blender
 * Foundation also sells licenses for use in proprietary software under
 * the Blender License.  See http://www.blender.org/BL/ for information
 * about this.
 *
 * 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, write to the Free Software Foundation,
 * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL/BL DUAL LICENSE BLOCK *****
 */

#include "SCA_IActuator.h"

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

using namespace std;

SCA_IActuator::SCA_IActuator(SCA_IObject* gameobj,
                                           PyTypeObject* T) :
      SCA_ILogicBrick(gameobj,T) 
{
      // nothing to do
}



void SCA_IActuator::AddEvent(CValue* event)
{
      m_events.push_back(event);
}



void SCA_IActuator::RemoveAllEvents()
{     // remove event queue!
      for (vector<CValue*>::iterator i=m_events.begin(); !(i==m_events.end());i++)
      {
            (*i)->Release();
      }
      m_events.clear();
}





bool SCA_IActuator::IsNegativeEvent() const
{
      bool bPositiveEvent(false);
      bool bNegativeEvent(false);

      for (vector<CValue*>::const_iterator i=m_events.begin(); i!=m_events.end();++i)
      {
            if ((*i)->GetNumber() == 0.0f)
            {
                  bNegativeEvent = true;
            } else {
                  bPositiveEvent = true;
            }
      }

      // if at least 1 positive event, return false
      
      return !bPositiveEvent && bNegativeEvent;
}

bool SCA_IActuator::Update(double curtime, bool frame)
{
      if (frame)
            return Update();
      
      return true;
}

bool SCA_IActuator::Update()
{
      assert(false && "Actuators should override an Update method.");
      return false;
}

void SCA_IActuator::ProcessReplica()
{
      m_events.clear();
}



SCA_IActuator::~SCA_IActuator()
{
      RemoveAllEvents();
}


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