BL_MeshDeformer.h

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/*
 * $Id: BL_MeshDeformer.h 36523 2011-05-06 20:18:42Z blendix $
 *
 * ***** 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_MESHDEFORMER
#define BL_MESHDEFORMER

#include "RAS_Deformer.h"
#include "DNA_object_types.h"
#include "DNA_key_types.h"
#include "MT_Point3.h"
#include <stdlib.h>

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

class BL_DeformableGameObject;

class BL_MeshDeformer : public RAS_Deformer
{
public:
        void VerifyStorage();
        void RecalcNormals();
        virtual void Relink(CTR_Map<class CTR_HashedPtr, void*>*map);
        BL_MeshDeformer(BL_DeformableGameObject *gameobj,
                                        struct Object* obj,
                                        class RAS_MeshObject *meshobj ):
                m_pMeshObject(meshobj),
                m_bmesh((struct Mesh*)(obj->data)),
                m_transverts(0),
                m_transnors(0),
                m_objMesh(obj),
                m_tvtot(0),
                m_gameobj(gameobj),
                m_lastDeformUpdate(-1)
        {};
        virtual ~BL_MeshDeformer();
        virtual void SetSimulatedTime(double time){};
        virtual bool Apply(class RAS_IPolyMaterial *mat);
        virtual bool Update(void){ return false; };
        virtual bool UpdateBuckets(void){ return false; };
        virtual RAS_Deformer*   GetReplica(){return NULL;};
        virtual void ProcessReplica();
        struct Mesh* GetMesh() { return m_bmesh; };
        virtual class RAS_MeshObject* GetRasMesh() { return (RAS_MeshObject*)m_pMeshObject; };
        virtual float (* GetTransVerts(int *tot))[3]    {       *tot= m_tvtot; return m_transverts; }
        //      virtual void InitDeform(double time){};

protected:
        class RAS_MeshObject*           m_pMeshObject;
        struct Mesh*                            m_bmesh;
        
        // this is so m_transverts doesn't need to be converted
        // before deformation
        float                                           (*m_transverts)[3];
        float                                           (*m_transnors)[3];
        struct Object*                          m_objMesh; 
        // --
        int                                                     m_tvtot;
        BL_DeformableGameObject*        m_gameobj;
        double                                          m_lastDeformUpdate;


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

#endif