BL_ModifierDeformer.h

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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 *****
 */

#ifndef BL_MODIFIERDEFORMER
#define BL_MODIFIERDEFORMER

#if defined(WIN32) && !defined(FREE_WINDOWS)
#pragma warning (disable:4786) // get rid of stupid stl-visual compiler debug warning
#endif //WIN32

#include "BL_ShapeDeformer.h"
#include "BL_DeformableGameObject.h"
#include <vector>

struct DerivedMesh;
struct Object;

class BL_ModifierDeformer : public BL_ShapeDeformer  
{
public:
    static bool HasCompatibleDeformer(Object *ob);
    static bool HasArmatureDeformer(Object *ob);


    BL_ModifierDeformer(BL_DeformableGameObject *gameobj,
                        Scene *scene,
                        Object *bmeshobj,
                        RAS_MeshObject *mesh)
                        :   
                        BL_ShapeDeformer(gameobj,bmeshobj, mesh),
                        m_lastModifierUpdate(-1),
                        m_scene(scene),
                        m_dm(NULL)
    {
        m_recalcNormal = false;
    };

    /* this second constructor is needed for making a mesh deformable on the fly. */
    BL_ModifierDeformer(BL_DeformableGameObject *gameobj,
                        struct Scene *scene,
                        struct Object *bmeshobj_old,
                        struct Object *bmeshobj_new,
                        class RAS_MeshObject *mesh,
                        bool release_object,
                        BL_ArmatureObject* arma = NULL)
                        :
                        BL_ShapeDeformer(gameobj, bmeshobj_old, bmeshobj_new, mesh, release_object, false, arma),
                        m_lastModifierUpdate(-1),
                        m_scene(scene),
                        m_dm(NULL)
    {
    };

    virtual void ProcessReplica();
    virtual RAS_Deformer *GetReplica();
    virtual ~BL_ModifierDeformer();
    virtual bool UseVertexArray()
    {
        return false;
    }

    bool Update (void);
    bool Apply(RAS_IPolyMaterial *mat);
    void ForceUpdate()
    {
        m_lastModifierUpdate = -1.0;
    };
    virtual struct DerivedMesh* GetFinalMesh()
    {
        return m_dm;
    }
    // The derived mesh returned by this function must be released!
    virtual struct DerivedMesh* GetPhysicsMesh();

protected:
    double                   m_lastModifierUpdate;
    Scene                   *m_scene;
    DerivedMesh             *m_dm;


#ifdef WITH_CXX_GUARDEDALLOC
public:
    void *operator new(size_t num_bytes) { return MEM_mallocN(num_bytes, "GE:BL_ModifierDeformer"); }
    void operator delete( void *mem ) { MEM_freeN(mem); }
#endif
};

#endif