KX_LightIpoSGController.cpp

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/*
 * ***** BEGIN GPL 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.
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 LICENSE BLOCK *****
 */

#include "KX_LightIpoSGController.h"
#include "KX_ScalarInterpolator.h"
#include "KX_Light.h"
#include "RAS_LightObject.h"

#if defined(_WIN64)
typedef unsigned __int64 uint_ptr;
#else
typedef unsigned long uint_ptr;
#endif

bool KX_LightIpoSGController::Update(double currentTime)
{
    if (m_modified)
    {
        T_InterpolatorList::iterator i;
        for (i = m_interpolators.begin(); !(i == m_interpolators.end()); ++i) {
            (*i)->Execute(m_ipotime);//currentTime);
        }
        
        RAS_LightObject *lightobj;

        SG_Spatial* ob = (SG_Spatial*)m_pObject;
        KX_LightObject* kxlight = (KX_LightObject*) ob->GetSGClientObject();
        lightobj = kxlight->GetLightData();
        //lightobj = (KX_Light*) 

        if (m_modify_energy) {
            lightobj->m_energy = m_energy;
        }

        if (m_modify_color) {
            lightobj->m_red   = m_col_rgb[0];
            lightobj->m_green = m_col_rgb[1];
            lightobj->m_blue  = m_col_rgb[2];
        }

        if (m_modify_dist) {
            lightobj->m_distance = m_dist;
        }

        m_modified=false;
    }
    return false;
}


void KX_LightIpoSGController::AddInterpolator(KX_IInterpolator* interp)
{
    this->m_interpolators.push_back(interp);
}

SG_Controller*  KX_LightIpoSGController::GetReplica(class SG_Node* destnode)
{
    KX_LightIpoSGController* iporeplica = new KX_LightIpoSGController(*this);
    // clear object that ipo acts on
    iporeplica->ClearObject();

    // dirty hack, ask Gino for a better solution in the ipo implementation
    // hacken en zagen, in what we call datahiding, not written for replication :(

    T_InterpolatorList oldlist = m_interpolators;
    iporeplica->m_interpolators.clear();

    T_InterpolatorList::iterator i;
    for (i = oldlist.begin(); !(i == oldlist.end()); ++i) {
        KX_ScalarInterpolator* copyipo = new KX_ScalarInterpolator(*((KX_ScalarInterpolator*)*i));
        iporeplica->AddInterpolator(copyipo);

        MT_Scalar* scaal = ((KX_ScalarInterpolator*)*i)->GetTarget();
        uint_ptr orgbase = (uint_ptr)this;
        uint_ptr orgloc = (uint_ptr)scaal;
        uint_ptr offset = orgloc-orgbase;
        uint_ptr newaddrbase = (uint_ptr)iporeplica + offset;
        MT_Scalar* blaptr = (MT_Scalar*) newaddrbase;
        copyipo->SetNewTarget((MT_Scalar*)blaptr);
    }
    
    return iporeplica;
}

KX_LightIpoSGController::~KX_LightIpoSGController()
{

    T_InterpolatorList::iterator i;
    for (i = m_interpolators.begin(); !(i == m_interpolators.end()); ++i) {
        delete (*i);
    }
    
}