BL_SkinDeformer.h

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/*
 * $Id: BL_SkinDeformer.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_SKINDEFORMER
#define BL_SKINDEFORMER

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

#include "CTR_HashedPtr.h"
#include "BL_MeshDeformer.h"
#include "BL_ArmatureObject.h"

#include "DNA_mesh_types.h"
#include "DNA_meshdata_types.h"
#include "DNA_object_types.h"
#include "BKE_armature.h"

#include "RAS_Deformer.h"


class BL_SkinDeformer : public BL_MeshDeformer  
{
public:
//      void SetArmatureController (BL_ArmatureController *cont);
        virtual void Relink(CTR_Map<class CTR_HashedPtr, void*>*map);
        void SetArmature (class BL_ArmatureObject *armobj);

        BL_SkinDeformer(BL_DeformableGameObject *gameobj,
                                        struct Object *bmeshobj, 
                                        class RAS_MeshObject *mesh,
                                        BL_ArmatureObject* arma = NULL);

        /* this second constructor is needed for making a mesh deformable on the fly. */
        BL_SkinDeformer(BL_DeformableGameObject *gameobj,
                                        struct Object *bmeshobj_old,
                                        struct Object *bmeshobj_new,
                                        class RAS_MeshObject *mesh,
                                        bool release_object,
                                        bool recalc_normal,
                                        BL_ArmatureObject* arma = NULL);

        virtual RAS_Deformer *GetReplica();
        virtual void ProcessReplica();

        virtual ~BL_SkinDeformer();
        bool Update (void);
        bool UpdateInternal (bool shape_applied);
        bool Apply (class RAS_IPolyMaterial *polymat);
        bool UpdateBuckets(void) 
        {
                // update the deformer and all the mesh slots; Apply() does it well, so just call it.
                return Apply(NULL);
        }
        bool PoseUpdated(void)
                { 
                        if (m_armobj && m_lastArmaUpdate!=m_armobj->GetLastFrame()) {
                                return true;
                        }
                        return false;
                }

        void ForceUpdate()
        {
                m_lastArmaUpdate = -1.0;
        };
        virtual bool ShareVertexArray()
        {
                return false;
        }

protected:
        BL_ArmatureObject*              m_armobj;       //      Our parent object
        float                                   m_time;
        double                                  m_lastArmaUpdate;
        //ListBase*                             m_defbase;
        float                                   m_obmat[4][4];  // the reference matrix for skeleton deform
        bool                                    m_releaseobject;
        bool                                    m_poseApplied;
        bool                                    m_recalcNormal;


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

#endif