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LOD_ExternNormalEditor.h

/**
 * $Id: LOD_ExternNormalEditor.h,v 1.5 2002/12/26 18:25:08 mein Exp $
 * ***** BEGIN GPL/BL DUAL 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. The Blender
 * Foundation also sells licenses for use in proprietary software under
 * the Blender License.  See http://www.blender.org/BL/ for information
 * about this.
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, 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/BL DUAL LICENSE BLOCK *****
 */

#ifndef NAN_INCLUDED_ExternNormalEditor_h
#define NAN_INCLUDED_ExternNormalEditor_h

#include "MEM_NonCopyable.h"
#include "LOD_ManMesh2.h"
#include "MT_Vector3.h"
#include "../extern/LOD_decimation.h"

00040 class LOD_ExternNormalEditor : public MEM_NonCopyable
{

public : 

      // Creation
      ///////////

      static
            LOD_ExternNormalEditor *
      New(
            LOD_Decimation_InfoPtr,
            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
      );

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

      // vertex normals
      /////////////////

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


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

      // Editor specific methods
      //////////////////////////

            void
      BuildNormals(
      );    


private :

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

      LOD_ManMesh2 &m_mesh;
      LOD_Decimation_InfoPtr m_extern_info;

private :
      
            
      LOD_ExternNormalEditor(
            LOD_Decimation_InfoPtr extern_info,
            LOD_ManMesh2 &mesh
      );

      const 
            MT_Vector3 
      ComputeNormal(
            const LOD_TriFace &face
      ) const ;

      const 
            MT_Vector3
      ComputeVertexNormal (
            const LOD_VertexInd vi
      ) const;
};

#endif


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