LOD_FaceNormalEditor.h

Go to the documentation of this file.

/*
 * $Id: LOD_FaceNormalEditor.h 35147 2011-02-25 10:47:28Z jesterking $
 * ***** 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 NAN_INCLUDED_FaceNormalEditor_h
#define NAN_INCLUDED_FaceNormalEditor_h

#include "MEM_NonCopyable.h"
#include "LOD_ManMesh2.h"
#include "MT_Vector3.h"


class LOD_FaceNormalEditor : public MEM_NonCopyable
{

public : 

        // Creation

        static
                LOD_FaceNormalEditor *
        New(
                LOD_ManMesh2 &mesh
        ); 

        // Property editor interface


        // Faces
                void
        Remove(
                std::vector<LOD_FaceInd> &sorted_faces
        );

                void
        Add(
        );      

                void
        Update(
                std::vector<LOD_FaceInd> &sorted_faces
        );

        
        // vertex normals

                void
        RemoveVertexNormals(
                std::vector<LOD_VertexInd> &sorted_verts
        );


                void
        UpdateVertexNormals(
                std::vector<LOD_VertexInd> &sorted_verts
        );



        const 
                std::vector<MT_Vector3> &
        Normals(
        ) const {
                return m_normals.Ref();
        };


        const 
                std::vector<MT_Vector3> &
        VertexNormals(
        ) const {
                return m_vertex_normals.Ref();
        };

        // Editor specific methods

                void
        BuildNormals(
        );      


private :

        MEM_SmartPtr<std::vector<MT_Vector3> > m_normals;
        MEM_SmartPtr<std::vector<MT_Vector3> > m_vertex_normals;

        LOD_ManMesh2 &m_mesh;

private :
        
                
        LOD_FaceNormalEditor(LOD_ManMesh2 &mesh);

        const 
                MT_Vector3 
        ComputeNormal(
                const LOD_TriFace &face
        ) const ;

        const 
                MT_Vector3
        ComputeVertexNormal (
                const LOD_VertexInd vi
        ) const;



};

#endif