BL_DeformableGameObject.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.
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 * The Original Code is: all of this file.
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 * ***** END GPL LICENSE BLOCK *****
 */

#include "BL_DeformableGameObject.h"
#include "BL_ShapeDeformer.h"
#include "BL_ShapeActionActuator.h"
#include "RAS_MaterialBucket.h"


BL_DeformableGameObject::~BL_DeformableGameObject()
{
    if (m_pDeformer)
        delete m_pDeformer;     //  __NLA : Temporary until we decide where to put this
}

void BL_DeformableGameObject::ProcessReplica()
{
    KX_GameObject::ProcessReplica();

    if (m_pDeformer)
        m_pDeformer= (BL_MeshDeformer*)m_pDeformer->GetReplica();
}

CValue*     BL_DeformableGameObject::GetReplica()
{

    BL_DeformableGameObject* replica = new BL_DeformableGameObject(*this);//m_float,GetName());
    replica->ProcessReplica();
    return replica;
}

bool BL_DeformableGameObject::SetActiveAction(BL_ShapeActionActuator *act, short priority, double curtime)
{
    if (curtime != m_lastframe){
        m_activePriority = 9999;
        m_lastframe= curtime;
        m_activeAct = NULL;
    }

    if (priority<=m_activePriority)
    {
        if (m_activeAct && (m_activeAct!=act))
            m_activeAct->SetBlendTime(0.0f);    /* Reset the blend timer */
        m_activeAct = act;
        m_activePriority = priority;
        m_lastframe = curtime;
    
        return true;
    }
    else{
        act->SetBlendTime(0.0f);
        return false;
    }
}

bool BL_DeformableGameObject::GetShape(vector<float> &shape)
{
    shape.clear();
    BL_ShapeDeformer* shape_deformer = dynamic_cast<BL_ShapeDeformer*>(m_pDeformer);
    if (shape_deformer)
    {
        // this check is normally superfluous: a shape deformer can only be created if the mesh
        // has relative keys
        Key* key = shape_deformer->GetKey();
        if (key && key->type==KEY_RELATIVE) 
        {
            KeyBlock *kb;
            for (kb = (KeyBlock*)key->block.first; kb; kb = (KeyBlock*)kb->next)
            {
                shape.push_back(kb->curval);
            }
        }
    }
    return !shape.empty();
}

void BL_DeformableGameObject::SetDeformer(class RAS_Deformer* deformer)
{
    m_pDeformer = deformer;

    SG_QList::iterator<RAS_MeshSlot> mit(m_meshSlots);
    for(mit.begin(); !mit.end(); ++mit)
    {
        (*mit)->SetDeformer(deformer);
    }
}